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Diffstat (limited to 'vendor/github.com/prometheus/procfs')
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diff --git a/vendor/github.com/prometheus/procfs/CONTRIBUTING.md b/vendor/github.com/prometheus/procfs/CONTRIBUTING.md deleted file mode 100644 index 40503ed..0000000 --- a/vendor/github.com/prometheus/procfs/CONTRIBUTING.md +++ /dev/null @@ -1,18 +0,0 @@ -# Contributing - -Prometheus uses GitHub to manage reviews of pull requests. - -* If you have a trivial fix or improvement, go ahead and create a pull request, - addressing (with `@...`) the maintainer of this repository (see - [MAINTAINERS.md](MAINTAINERS.md)) in the description of the pull request. - -* If you plan to do something more involved, first discuss your ideas - on our [mailing list](https://groups.google.com/forum/?fromgroups#!forum/prometheus-developers). - This will avoid unnecessary work and surely give you and us a good deal - of inspiration. - -* Relevant coding style guidelines are the [Go Code Review - Comments](https://code.google.com/p/go-wiki/wiki/CodeReviewComments) - and the _Formatting and style_ section of Peter Bourgon's [Go: Best - Practices for Production - Environments](http://peter.bourgon.org/go-in-production/#formatting-and-style). diff --git a/vendor/github.com/prometheus/procfs/LICENSE b/vendor/github.com/prometheus/procfs/LICENSE deleted file mode 100644 index 261eeb9..0000000 --- a/vendor/github.com/prometheus/procfs/LICENSE +++ /dev/null @@ -1,201 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "[]" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/github.com/prometheus/procfs/MAINTAINERS.md b/vendor/github.com/prometheus/procfs/MAINTAINERS.md deleted file mode 100644 index 35993c4..0000000 --- a/vendor/github.com/prometheus/procfs/MAINTAINERS.md +++ /dev/null @@ -1 +0,0 @@ -* Tobias Schmidt <tobidt@gmail.com> diff --git a/vendor/github.com/prometheus/procfs/Makefile b/vendor/github.com/prometheus/procfs/Makefile deleted file mode 100644 index 4d10983..0000000 --- a/vendor/github.com/prometheus/procfs/Makefile +++ /dev/null @@ -1,77 +0,0 @@ -# Copyright 2018 The Prometheus Authors -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -# Ensure GOBIN is not set during build so that promu is installed to the correct path -unexport GOBIN - -GO ?= go -GOFMT ?= $(GO)fmt -FIRST_GOPATH := $(firstword $(subst :, ,$(shell $(GO) env GOPATH))) -STATICCHECK := $(FIRST_GOPATH)/bin/staticcheck -pkgs = $(shell $(GO) list ./... | grep -v /vendor/) - -PREFIX ?= $(shell pwd) -BIN_DIR ?= $(shell pwd) - -ifdef DEBUG - bindata_flags = -debug -endif - -STATICCHECK_IGNORE = - -all: format staticcheck build test - -style: - @echo ">> checking code style" - @! $(GOFMT) -d $(shell find . -path ./vendor -prune -o -name '*.go' -print) | grep '^' - -check_license: - @echo ">> checking license header" - @./scripts/check_license.sh - -test: fixtures/.unpacked sysfs/fixtures/.unpacked - @echo ">> running all tests" - @$(GO) test -race $(shell $(GO) list ./... | grep -v /vendor/ | grep -v examples) - -format: - @echo ">> formatting code" - @$(GO) fmt $(pkgs) - -vet: - @echo ">> vetting code" - @$(GO) vet $(pkgs) - -staticcheck: $(STATICCHECK) - @echo ">> running staticcheck" - @$(STATICCHECK) -ignore "$(STATICCHECK_IGNORE)" $(pkgs) - -%/.unpacked: %.ttar - ./ttar -C $(dir $*) -x -f $*.ttar - touch $@ - -update_fixtures: fixtures.ttar sysfs/fixtures.ttar - -%fixtures.ttar: %/fixtures - rm -v $(dir $*)fixtures/.unpacked - ./ttar -C $(dir $*) -c -f $*fixtures.ttar fixtures/ - -$(FIRST_GOPATH)/bin/staticcheck: - @GOOS= GOARCH= $(GO) get -u honnef.co/go/tools/cmd/staticcheck - -.PHONY: all style check_license format test vet staticcheck - -# Declaring the binaries at their default locations as PHONY targets is a hack -# to ensure the latest version is downloaded on every make execution. -# If this is not desired, copy/symlink these binaries to a different path and -# set the respective environment variables. -.PHONY: $(GOPATH)/bin/staticcheck diff --git a/vendor/github.com/prometheus/procfs/NOTICE b/vendor/github.com/prometheus/procfs/NOTICE deleted file mode 100644 index 53c5e9a..0000000 --- a/vendor/github.com/prometheus/procfs/NOTICE +++ /dev/null @@ -1,7 +0,0 @@ -procfs provides functions to retrieve system, kernel and process -metrics from the pseudo-filesystem proc. - -Copyright 2014-2015 The Prometheus Authors - -This product includes software developed at -SoundCloud Ltd. (http://soundcloud.com/). diff --git a/vendor/github.com/prometheus/procfs/README.md b/vendor/github.com/prometheus/procfs/README.md deleted file mode 100644 index 2095494..0000000 --- a/vendor/github.com/prometheus/procfs/README.md +++ /dev/null @@ -1,11 +0,0 @@ -# procfs - -This procfs package provides functions to retrieve system, kernel and process -metrics from the pseudo-filesystem proc. - -*WARNING*: This package is a work in progress. Its API may still break in -backwards-incompatible ways without warnings. Use it at your own risk. - -[](https://godoc.org/github.com/prometheus/procfs) -[](https://travis-ci.org/prometheus/procfs) -[](https://goreportcard.com/report/github.com/prometheus/procfs) diff --git a/vendor/github.com/prometheus/procfs/buddyinfo.go b/vendor/github.com/prometheus/procfs/buddyinfo.go deleted file mode 100644 index d3a8268..0000000 --- a/vendor/github.com/prometheus/procfs/buddyinfo.go +++ /dev/null @@ -1,95 +0,0 @@ -// Copyright 2017 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "fmt" - "io" - "os" - "strconv" - "strings" -) - -// A BuddyInfo is the details parsed from /proc/buddyinfo. -// The data is comprised of an array of free fragments of each size. -// The sizes are 2^n*PAGE_SIZE, where n is the array index. -type BuddyInfo struct { - Node string - Zone string - Sizes []float64 -} - -// NewBuddyInfo reads the buddyinfo statistics. -func NewBuddyInfo() ([]BuddyInfo, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return nil, err - } - - return fs.NewBuddyInfo() -} - -// NewBuddyInfo reads the buddyinfo statistics from the specified `proc` filesystem. -func (fs FS) NewBuddyInfo() ([]BuddyInfo, error) { - file, err := os.Open(fs.Path("buddyinfo")) - if err != nil { - return nil, err - } - defer file.Close() - - return parseBuddyInfo(file) -} - -func parseBuddyInfo(r io.Reader) ([]BuddyInfo, error) { - var ( - buddyInfo = []BuddyInfo{} - scanner = bufio.NewScanner(r) - bucketCount = -1 - ) - - for scanner.Scan() { - var err error - line := scanner.Text() - parts := strings.Fields(line) - - if len(parts) < 4 { - return nil, fmt.Errorf("invalid number of fields when parsing buddyinfo") - } - - node := strings.TrimRight(parts[1], ",") - zone := strings.TrimRight(parts[3], ",") - arraySize := len(parts[4:]) - - if bucketCount == -1 { - bucketCount = arraySize - } else { - if bucketCount != arraySize { - return nil, fmt.Errorf("mismatch in number of buddyinfo buckets, previous count %d, new count %d", bucketCount, arraySize) - } - } - - sizes := make([]float64, arraySize) - for i := 0; i < arraySize; i++ { - sizes[i], err = strconv.ParseFloat(parts[i+4], 64) - if err != nil { - return nil, fmt.Errorf("invalid value in buddyinfo: %s", err) - } - } - - buddyInfo = append(buddyInfo, BuddyInfo{node, zone, sizes}) - } - - return buddyInfo, scanner.Err() -} diff --git a/vendor/github.com/prometheus/procfs/doc.go b/vendor/github.com/prometheus/procfs/doc.go deleted file mode 100644 index e2acd6d..0000000 --- a/vendor/github.com/prometheus/procfs/doc.go +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright 2014 Prometheus Team -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package procfs provides functions to retrieve system, kernel and process -// metrics from the pseudo-filesystem proc. -// -// Example: -// -// package main -// -// import ( -// "fmt" -// "log" -// -// "github.com/prometheus/procfs" -// ) -// -// func main() { -// p, err := procfs.Self() -// if err != nil { -// log.Fatalf("could not get process: %s", err) -// } -// -// stat, err := p.NewStat() -// if err != nil { -// log.Fatalf("could not get process stat: %s", err) -// } -// -// fmt.Printf("command: %s\n", stat.Comm) -// fmt.Printf("cpu time: %fs\n", stat.CPUTime()) -// fmt.Printf("vsize: %dB\n", stat.VirtualMemory()) -// fmt.Printf("rss: %dB\n", stat.ResidentMemory()) -// } -// -package procfs diff --git a/vendor/github.com/prometheus/procfs/fixtures.ttar b/vendor/github.com/prometheus/procfs/fixtures.ttar deleted file mode 100644 index 3ee8291..0000000 --- a/vendor/github.com/prometheus/procfs/fixtures.ttar +++ /dev/null @@ -1,446 +0,0 @@ -# Archive created by ttar -c -f fixtures.ttar fixtures/ -Directory: fixtures -Mode: 755 -# ttar - 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-import ( - "fmt" - "os" - "path" - - "github.com/prometheus/procfs/nfs" - "github.com/prometheus/procfs/xfs" -) - -// FS represents the pseudo-filesystem proc, which provides an interface to -// kernel data structures. -type FS string - -// DefaultMountPoint is the common mount point of the proc filesystem. -const DefaultMountPoint = "/proc" - -// NewFS returns a new FS mounted under the given mountPoint. It will error -// if the mount point can't be read. -func NewFS(mountPoint string) (FS, error) { - info, err := os.Stat(mountPoint) - if err != nil { - return "", fmt.Errorf("could not read %s: %s", mountPoint, err) - } - if !info.IsDir() { - return "", fmt.Errorf("mount point %s is not a directory", mountPoint) - } - - return FS(mountPoint), nil -} - -// Path returns the path of the given subsystem relative to the procfs root. -func (fs FS) Path(p ...string) string { - return path.Join(append([]string{string(fs)}, p...)...) -} - -// XFSStats retrieves XFS filesystem runtime statistics. -func (fs FS) XFSStats() (*xfs.Stats, error) { - f, err := os.Open(fs.Path("fs/xfs/stat")) - if err != nil { - return nil, err - } - defer f.Close() - - return xfs.ParseStats(f) -} - -// NFSClientRPCStats retrieves NFS client RPC statistics. -func (fs FS) NFSClientRPCStats() (*nfs.ClientRPCStats, error) { - f, err := os.Open(fs.Path("net/rpc/nfs")) - if err != nil { - return nil, err - } - defer f.Close() - - return nfs.ParseClientRPCStats(f) -} - -// NFSdServerRPCStats retrieves NFS daemon RPC statistics. -func (fs FS) NFSdServerRPCStats() (*nfs.ServerRPCStats, error) { - f, err := os.Open(fs.Path("net/rpc/nfsd")) - if err != nil { - return nil, err - } - defer f.Close() - - return nfs.ParseServerRPCStats(f) -} diff --git a/vendor/github.com/prometheus/procfs/internal/util/parse.go b/vendor/github.com/prometheus/procfs/internal/util/parse.go deleted file mode 100644 index 1ad21c9..0000000 --- a/vendor/github.com/prometheus/procfs/internal/util/parse.go +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package util - -import "strconv" - -// ParseUint32s parses a slice of strings into a slice of uint32s. -func ParseUint32s(ss []string) ([]uint32, error) { - us := make([]uint32, 0, len(ss)) - for _, s := range ss { - u, err := strconv.ParseUint(s, 10, 32) - if err != nil { - return nil, err - } - - us = append(us, uint32(u)) - } - - return us, nil -} - -// ParseUint64s parses a slice of strings into a slice of uint64s. -func ParseUint64s(ss []string) ([]uint64, error) { - us := make([]uint64, 0, len(ss)) - for _, s := range ss { - u, err := strconv.ParseUint(s, 10, 64) - if err != nil { - return nil, err - } - - us = append(us, u) - } - - return us, nil -} diff --git a/vendor/github.com/prometheus/procfs/ipvs.go b/vendor/github.com/prometheus/procfs/ipvs.go deleted file mode 100644 index e36d4a3..0000000 --- a/vendor/github.com/prometheus/procfs/ipvs.go +++ /dev/null @@ -1,259 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "encoding/hex" - "errors" - "fmt" - "io" - "io/ioutil" - "net" - "os" - "strconv" - "strings" -) - -// IPVSStats holds IPVS statistics, as exposed by the kernel in `/proc/net/ip_vs_stats`. -type IPVSStats struct { - // Total count of connections. - Connections uint64 - // Total incoming packages processed. - IncomingPackets uint64 - // Total outgoing packages processed. - OutgoingPackets uint64 - // Total incoming traffic. - IncomingBytes uint64 - // Total outgoing traffic. - OutgoingBytes uint64 -} - -// IPVSBackendStatus holds current metrics of one virtual / real address pair. -type IPVSBackendStatus struct { - // The local (virtual) IP address. - LocalAddress net.IP - // The remote (real) IP address. - RemoteAddress net.IP - // The local (virtual) port. - LocalPort uint16 - // The remote (real) port. - RemotePort uint16 - // The local firewall mark - LocalMark string - // The transport protocol (TCP, UDP). - Proto string - // The current number of active connections for this virtual/real address pair. - ActiveConn uint64 - // The current number of inactive connections for this virtual/real address pair. - InactConn uint64 - // The current weight of this virtual/real address pair. - Weight uint64 -} - -// NewIPVSStats reads the IPVS statistics. -func NewIPVSStats() (IPVSStats, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return IPVSStats{}, err - } - - return fs.NewIPVSStats() -} - -// NewIPVSStats reads the IPVS statistics from the specified `proc` filesystem. -func (fs FS) NewIPVSStats() (IPVSStats, error) { - file, err := os.Open(fs.Path("net/ip_vs_stats")) - if err != nil { - return IPVSStats{}, err - } - defer file.Close() - - return parseIPVSStats(file) -} - -// parseIPVSStats performs the actual parsing of `ip_vs_stats`. -func parseIPVSStats(file io.Reader) (IPVSStats, error) { - var ( - statContent []byte - statLines []string - statFields []string - stats IPVSStats - ) - - statContent, err := ioutil.ReadAll(file) - if err != nil { - return IPVSStats{}, err - } - - statLines = strings.SplitN(string(statContent), "\n", 4) - if len(statLines) != 4 { - return IPVSStats{}, errors.New("ip_vs_stats corrupt: too short") - } - - statFields = strings.Fields(statLines[2]) - if len(statFields) != 5 { - return IPVSStats{}, errors.New("ip_vs_stats corrupt: unexpected number of fields") - } - - stats.Connections, err = strconv.ParseUint(statFields[0], 16, 64) - if err != nil { - return IPVSStats{}, err - } - stats.IncomingPackets, err = strconv.ParseUint(statFields[1], 16, 64) - if err != nil { - return IPVSStats{}, err - } - stats.OutgoingPackets, err = strconv.ParseUint(statFields[2], 16, 64) - if err != nil { - return IPVSStats{}, err - } - stats.IncomingBytes, err = strconv.ParseUint(statFields[3], 16, 64) - if err != nil { - return IPVSStats{}, err - } - stats.OutgoingBytes, err = strconv.ParseUint(statFields[4], 16, 64) - if err != nil { - return IPVSStats{}, err - } - - return stats, nil -} - -// NewIPVSBackendStatus reads and returns the status of all (virtual,real) server pairs. -func NewIPVSBackendStatus() ([]IPVSBackendStatus, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return []IPVSBackendStatus{}, err - } - - return fs.NewIPVSBackendStatus() -} - -// NewIPVSBackendStatus reads and returns the status of all (virtual,real) server pairs from the specified `proc` filesystem. -func (fs FS) NewIPVSBackendStatus() ([]IPVSBackendStatus, error) { - file, err := os.Open(fs.Path("net/ip_vs")) - if err != nil { - return nil, err - } - defer file.Close() - - return parseIPVSBackendStatus(file) -} - -func parseIPVSBackendStatus(file io.Reader) ([]IPVSBackendStatus, error) { - var ( - status []IPVSBackendStatus - scanner = bufio.NewScanner(file) - proto string - localMark string - localAddress net.IP - localPort uint16 - err error - ) - - for scanner.Scan() { - fields := strings.Fields(scanner.Text()) - if len(fields) == 0 { - continue - } - switch { - case fields[0] == "IP" || fields[0] == "Prot" || fields[1] == "RemoteAddress:Port": - continue - case fields[0] == "TCP" || fields[0] == "UDP": - if len(fields) < 2 { - continue - } - proto = fields[0] - localMark = "" - localAddress, localPort, err = parseIPPort(fields[1]) - if err != nil { - return nil, err - } - case fields[0] == "FWM": - if len(fields) < 2 { - continue - } - proto = fields[0] - localMark = fields[1] - localAddress = nil - localPort = 0 - case fields[0] == "->": - if len(fields) < 6 { - continue - } - remoteAddress, remotePort, err := parseIPPort(fields[1]) - if err != nil { - return nil, err - } - weight, err := strconv.ParseUint(fields[3], 10, 64) - if err != nil { - return nil, err - } - activeConn, err := strconv.ParseUint(fields[4], 10, 64) - if err != nil { - return nil, err - } - inactConn, err := strconv.ParseUint(fields[5], 10, 64) - if err != nil { - return nil, err - } - status = append(status, IPVSBackendStatus{ - LocalAddress: localAddress, - LocalPort: localPort, - LocalMark: localMark, - RemoteAddress: remoteAddress, - RemotePort: remotePort, - Proto: proto, - Weight: weight, - ActiveConn: activeConn, - InactConn: inactConn, - }) - } - } - return status, nil -} - -func parseIPPort(s string) (net.IP, uint16, error) { - var ( - ip net.IP - err error - ) - - switch len(s) { - case 13: - ip, err = hex.DecodeString(s[0:8]) - if err != nil { - return nil, 0, err - } - case 46: - ip = net.ParseIP(s[1:40]) - if ip == nil { - return nil, 0, fmt.Errorf("invalid IPv6 address: %s", s[1:40]) - } - default: - return nil, 0, fmt.Errorf("unexpected IP:Port: %s", s) - } - - portString := s[len(s)-4:] - if len(portString) != 4 { - return nil, 0, fmt.Errorf("unexpected port string format: %s", portString) - } - port, err := strconv.ParseUint(portString, 16, 16) - if err != nil { - return nil, 0, err - } - - return ip, uint16(port), nil -} diff --git a/vendor/github.com/prometheus/procfs/mdstat.go b/vendor/github.com/prometheus/procfs/mdstat.go deleted file mode 100644 index 9dc1958..0000000 --- a/vendor/github.com/prometheus/procfs/mdstat.go +++ /dev/null @@ -1,151 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "fmt" - "io/ioutil" - "regexp" - "strconv" - "strings" -) - -var ( - statuslineRE = regexp.MustCompile(`(\d+) blocks .*\[(\d+)/(\d+)\] \[[U_]+\]`) - buildlineRE = regexp.MustCompile(`\((\d+)/\d+\)`) -) - -// MDStat holds info parsed from /proc/mdstat. -type MDStat struct { - // Name of the device. - Name string - // activity-state of the device. - ActivityState string - // Number of active disks. - DisksActive int64 - // Total number of disks the device consists of. - DisksTotal int64 - // Number of blocks the device holds. - BlocksTotal int64 - // Number of blocks on the device that are in sync. - BlocksSynced int64 -} - -// ParseMDStat parses an mdstat-file and returns a struct with the relevant infos. -func (fs FS) ParseMDStat() (mdstates []MDStat, err error) { - mdStatusFilePath := fs.Path("mdstat") - content, err := ioutil.ReadFile(mdStatusFilePath) - if err != nil { - return []MDStat{}, fmt.Errorf("error parsing %s: %s", mdStatusFilePath, err) - } - - mdStates := []MDStat{} - lines := strings.Split(string(content), "\n") - for i, l := range lines { - if l == "" { - continue - } - if l[0] == ' ' { - continue - } - if strings.HasPrefix(l, "Personalities") || strings.HasPrefix(l, "unused") { - continue - } - - mainLine := strings.Split(l, " ") - if len(mainLine) < 3 { - return mdStates, fmt.Errorf("error parsing mdline: %s", l) - } - mdName := mainLine[0] - activityState := mainLine[2] - - if len(lines) <= i+3 { - return mdStates, fmt.Errorf( - "error parsing %s: too few lines for md device %s", - mdStatusFilePath, - mdName, - ) - } - - active, total, size, err := evalStatusline(lines[i+1]) - if err != nil { - return mdStates, fmt.Errorf("error parsing %s: %s", mdStatusFilePath, err) - } - - // j is the line number of the syncing-line. - j := i + 2 - if strings.Contains(lines[i+2], "bitmap") { // skip bitmap line - j = i + 3 - } - - // If device is syncing at the moment, get the number of currently - // synced bytes, otherwise that number equals the size of the device. - syncedBlocks := size - if strings.Contains(lines[j], "recovery") || strings.Contains(lines[j], "resync") { - syncedBlocks, err = evalBuildline(lines[j]) - if err != nil { - return mdStates, fmt.Errorf("error parsing %s: %s", mdStatusFilePath, err) - } - } - - mdStates = append(mdStates, MDStat{ - Name: mdName, - ActivityState: activityState, - DisksActive: active, - DisksTotal: total, - BlocksTotal: size, - BlocksSynced: syncedBlocks, - }) - } - - return mdStates, nil -} - -func evalStatusline(statusline string) (active, total, size int64, err error) { - matches := statuslineRE.FindStringSubmatch(statusline) - if len(matches) != 4 { - return 0, 0, 0, fmt.Errorf("unexpected statusline: %s", statusline) - } - - size, err = strconv.ParseInt(matches[1], 10, 64) - if err != nil { - return 0, 0, 0, fmt.Errorf("unexpected statusline %s: %s", statusline, err) - } - - total, err = strconv.ParseInt(matches[2], 10, 64) - if err != nil { - return 0, 0, 0, fmt.Errorf("unexpected statusline %s: %s", statusline, err) - } - - active, err = strconv.ParseInt(matches[3], 10, 64) - if err != nil { - return 0, 0, 0, fmt.Errorf("unexpected statusline %s: %s", statusline, err) - } - - return active, total, size, nil -} - -func evalBuildline(buildline string) (syncedBlocks int64, err error) { - matches := buildlineRE.FindStringSubmatch(buildline) - if len(matches) != 2 { - return 0, fmt.Errorf("unexpected buildline: %s", buildline) - } - - syncedBlocks, err = strconv.ParseInt(matches[1], 10, 64) - if err != nil { - return 0, fmt.Errorf("%s in buildline: %s", err, buildline) - } - - return syncedBlocks, nil -} diff --git a/vendor/github.com/prometheus/procfs/mountstats.go b/vendor/github.com/prometheus/procfs/mountstats.go deleted file mode 100644 index 7a8a1e0..0000000 --- a/vendor/github.com/prometheus/procfs/mountstats.go +++ /dev/null @@ -1,606 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -// While implementing parsing of /proc/[pid]/mountstats, this blog was used -// heavily as a reference: -// https://utcc.utoronto.ca/~cks/space/blog/linux/NFSMountstatsIndex -// -// Special thanks to Chris Siebenmann for all of his posts explaining the -// various statistics available for NFS. - -import ( - "bufio" - "fmt" - "io" - "strconv" - "strings" - "time" -) - -// Constants shared between multiple functions. -const ( - deviceEntryLen = 8 - - fieldBytesLen = 8 - fieldEventsLen = 27 - - statVersion10 = "1.0" - statVersion11 = "1.1" - - fieldTransport10TCPLen = 10 - fieldTransport10UDPLen = 7 - - fieldTransport11TCPLen = 13 - fieldTransport11UDPLen = 10 -) - -// A Mount is a device mount parsed from /proc/[pid]/mountstats. -type Mount struct { - // Name of the device. - Device string - // The mount point of the device. - Mount string - // The filesystem type used by the device. - Type string - // If available additional statistics related to this Mount. - // Use a type assertion to determine if additional statistics are available. - Stats MountStats -} - -// A MountStats is a type which contains detailed statistics for a specific -// type of Mount. -type MountStats interface { - mountStats() -} - -// A MountStatsNFS is a MountStats implementation for NFSv3 and v4 mounts. -type MountStatsNFS struct { - // The version of statistics provided. - StatVersion string - // The age of the NFS mount. - Age time.Duration - // Statistics related to byte counters for various operations. - Bytes NFSBytesStats - // Statistics related to various NFS event occurrences. - Events NFSEventsStats - // Statistics broken down by filesystem operation. - Operations []NFSOperationStats - // Statistics about the NFS RPC transport. - Transport NFSTransportStats -} - -// mountStats implements MountStats. -func (m MountStatsNFS) mountStats() {} - -// A NFSBytesStats contains statistics about the number of bytes read and written -// by an NFS client to and from an NFS server. -type NFSBytesStats struct { - // Number of bytes read using the read() syscall. - Read uint64 - // Number of bytes written using the write() syscall. - Write uint64 - // Number of bytes read using the read() syscall in O_DIRECT mode. - DirectRead uint64 - // Number of bytes written using the write() syscall in O_DIRECT mode. - DirectWrite uint64 - // Number of bytes read from the NFS server, in total. - ReadTotal uint64 - // Number of bytes written to the NFS server, in total. - WriteTotal uint64 - // Number of pages read directly via mmap()'d files. - ReadPages uint64 - // Number of pages written directly via mmap()'d files. - WritePages uint64 -} - -// A NFSEventsStats contains statistics about NFS event occurrences. -type NFSEventsStats struct { - // Number of times cached inode attributes are re-validated from the server. - InodeRevalidate uint64 - // Number of times cached dentry nodes are re-validated from the server. - DnodeRevalidate uint64 - // Number of times an inode cache is cleared. - DataInvalidate uint64 - // Number of times cached inode attributes are invalidated. - AttributeInvalidate uint64 - // Number of times files or directories have been open()'d. - VFSOpen uint64 - // Number of times a directory lookup has occurred. - VFSLookup uint64 - // Number of times permissions have been checked. - VFSAccess uint64 - // Number of updates (and potential writes) to pages. - VFSUpdatePage uint64 - // Number of pages read directly via mmap()'d files. - VFSReadPage uint64 - // Number of times a group of pages have been read. - VFSReadPages uint64 - // Number of pages written directly via mmap()'d files. - VFSWritePage uint64 - // Number of times a group of pages have been written. - VFSWritePages uint64 - // Number of times directory entries have been read with getdents(). - VFSGetdents uint64 - // Number of times attributes have been set on inodes. - VFSSetattr uint64 - // Number of pending writes that have been forcefully flushed to the server. - VFSFlush uint64 - // Number of times fsync() has been called on directories and files. - VFSFsync uint64 - // Number of times locking has been attempted on a file. - VFSLock uint64 - // Number of times files have been closed and released. - VFSFileRelease uint64 - // Unknown. Possibly unused. - CongestionWait uint64 - // Number of times files have been truncated. - Truncation uint64 - // Number of times a file has been grown due to writes beyond its existing end. - WriteExtension uint64 - // Number of times a file was removed while still open by another process. - SillyRename uint64 - // Number of times the NFS server gave less data than expected while reading. - ShortRead uint64 - // Number of times the NFS server wrote less data than expected while writing. - ShortWrite uint64 - // Number of times the NFS server indicated EJUKEBOX; retrieving data from - // offline storage. - JukeboxDelay uint64 - // Number of NFS v4.1+ pNFS reads. - PNFSRead uint64 - // Number of NFS v4.1+ pNFS writes. - PNFSWrite uint64 -} - -// A NFSOperationStats contains statistics for a single operation. -type NFSOperationStats struct { - // The name of the operation. - Operation string - // Number of requests performed for this operation. - Requests uint64 - // Number of times an actual RPC request has been transmitted for this operation. - Transmissions uint64 - // Number of times a request has had a major timeout. - MajorTimeouts uint64 - // Number of bytes sent for this operation, including RPC headers and payload. - BytesSent uint64 - // Number of bytes received for this operation, including RPC headers and payload. - BytesReceived uint64 - // Duration all requests spent queued for transmission before they were sent. - CumulativeQueueTime time.Duration - // Duration it took to get a reply back after the request was transmitted. - CumulativeTotalResponseTime time.Duration - // Duration from when a request was enqueued to when it was completely handled. - CumulativeTotalRequestTime time.Duration -} - -// A NFSTransportStats contains statistics for the NFS mount RPC requests and -// responses. -type NFSTransportStats struct { - // The transport protocol used for the NFS mount. - Protocol string - // The local port used for the NFS mount. - Port uint64 - // Number of times the client has had to establish a connection from scratch - // to the NFS server. - Bind uint64 - // Number of times the client has made a TCP connection to the NFS server. - Connect uint64 - // Duration (in jiffies, a kernel internal unit of time) the NFS mount has - // spent waiting for connections to the server to be established. - ConnectIdleTime uint64 - // Duration since the NFS mount last saw any RPC traffic. - IdleTime time.Duration - // Number of RPC requests for this mount sent to the NFS server. - Sends uint64 - // Number of RPC responses for this mount received from the NFS server. - Receives uint64 - // Number of times the NFS server sent a response with a transaction ID - // unknown to this client. - BadTransactionIDs uint64 - // A running counter, incremented on each request as the current difference - // ebetween sends and receives. - CumulativeActiveRequests uint64 - // A running counter, incremented on each request by the current backlog - // queue size. - CumulativeBacklog uint64 - - // Stats below only available with stat version 1.1. - - // Maximum number of simultaneously active RPC requests ever used. - MaximumRPCSlotsUsed uint64 - // A running counter, incremented on each request as the current size of the - // sending queue. - CumulativeSendingQueue uint64 - // A running counter, incremented on each request as the current size of the - // pending queue. - CumulativePendingQueue uint64 -} - -// parseMountStats parses a /proc/[pid]/mountstats file and returns a slice -// of Mount structures containing detailed information about each mount. -// If available, statistics for each mount are parsed as well. -func parseMountStats(r io.Reader) ([]*Mount, error) { - const ( - device = "device" - statVersionPrefix = "statvers=" - - nfs3Type = "nfs" - nfs4Type = "nfs4" - ) - - var mounts []*Mount - - s := bufio.NewScanner(r) - for s.Scan() { - // Only look for device entries in this function - ss := strings.Fields(string(s.Bytes())) - if len(ss) == 0 || ss[0] != device { - continue - } - - m, err := parseMount(ss) - if err != nil { - return nil, err - } - - // Does this mount also possess statistics information? - if len(ss) > deviceEntryLen { - // Only NFSv3 and v4 are supported for parsing statistics - if m.Type != nfs3Type && m.Type != nfs4Type { - return nil, fmt.Errorf("cannot parse MountStats for fstype %q", m.Type) - } - - statVersion := strings.TrimPrefix(ss[8], statVersionPrefix) - - stats, err := parseMountStatsNFS(s, statVersion) - if err != nil { - return nil, err - } - - m.Stats = stats - } - - mounts = append(mounts, m) - } - - return mounts, s.Err() -} - -// parseMount parses an entry in /proc/[pid]/mountstats in the format: -// device [device] mounted on [mount] with fstype [type] -func parseMount(ss []string) (*Mount, error) { - if len(ss) < deviceEntryLen { - return nil, fmt.Errorf("invalid device entry: %v", ss) - } - - // Check for specific words appearing at specific indices to ensure - // the format is consistent with what we expect - format := []struct { - i int - s string - }{ - {i: 0, s: "device"}, - {i: 2, s: "mounted"}, - {i: 3, s: "on"}, - {i: 5, s: "with"}, - {i: 6, s: "fstype"}, - } - - for _, f := range format { - if ss[f.i] != f.s { - return nil, fmt.Errorf("invalid device entry: %v", ss) - } - } - - return &Mount{ - Device: ss[1], - Mount: ss[4], - Type: ss[7], - }, nil -} - -// parseMountStatsNFS parses a MountStatsNFS by scanning additional information -// related to NFS statistics. -func parseMountStatsNFS(s *bufio.Scanner, statVersion string) (*MountStatsNFS, error) { - // Field indicators for parsing specific types of data - const ( - fieldAge = "age:" - fieldBytes = "bytes:" - fieldEvents = "events:" - fieldPerOpStats = "per-op" - fieldTransport = "xprt:" - ) - - stats := &MountStatsNFS{ - StatVersion: statVersion, - } - - for s.Scan() { - ss := strings.Fields(string(s.Bytes())) - if len(ss) == 0 { - break - } - if len(ss) < 2 { - return nil, fmt.Errorf("not enough information for NFS stats: %v", ss) - } - - switch ss[0] { - case fieldAge: - // Age integer is in seconds - d, err := time.ParseDuration(ss[1] + "s") - if err != nil { - return nil, err - } - - stats.Age = d - case fieldBytes: - bstats, err := parseNFSBytesStats(ss[1:]) - if err != nil { - return nil, err - } - - stats.Bytes = *bstats - case fieldEvents: - estats, err := parseNFSEventsStats(ss[1:]) - if err != nil { - return nil, err - } - - stats.Events = *estats - case fieldTransport: - if len(ss) < 3 { - return nil, fmt.Errorf("not enough information for NFS transport stats: %v", ss) - } - - tstats, err := parseNFSTransportStats(ss[1:], statVersion) - if err != nil { - return nil, err - } - - stats.Transport = *tstats - } - - // When encountering "per-operation statistics", we must break this - // loop and parse them separately to ensure we can terminate parsing - // before reaching another device entry; hence why this 'if' statement - // is not just another switch case - if ss[0] == fieldPerOpStats { - break - } - } - - if err := s.Err(); err != nil { - return nil, err - } - - // NFS per-operation stats appear last before the next device entry - perOpStats, err := parseNFSOperationStats(s) - if err != nil { - return nil, err - } - - stats.Operations = perOpStats - - return stats, nil -} - -// parseNFSBytesStats parses a NFSBytesStats line using an input set of -// integer fields. -func parseNFSBytesStats(ss []string) (*NFSBytesStats, error) { - if len(ss) != fieldBytesLen { - return nil, fmt.Errorf("invalid NFS bytes stats: %v", ss) - } - - ns := make([]uint64, 0, fieldBytesLen) - for _, s := range ss { - n, err := strconv.ParseUint(s, 10, 64) - if err != nil { - return nil, err - } - - ns = append(ns, n) - } - - return &NFSBytesStats{ - Read: ns[0], - Write: ns[1], - DirectRead: ns[2], - DirectWrite: ns[3], - ReadTotal: ns[4], - WriteTotal: ns[5], - ReadPages: ns[6], - WritePages: ns[7], - }, nil -} - -// parseNFSEventsStats parses a NFSEventsStats line using an input set of -// integer fields. -func parseNFSEventsStats(ss []string) (*NFSEventsStats, error) { - if len(ss) != fieldEventsLen { - return nil, fmt.Errorf("invalid NFS events stats: %v", ss) - } - - ns := make([]uint64, 0, fieldEventsLen) - for _, s := range ss { - n, err := strconv.ParseUint(s, 10, 64) - if err != nil { - return nil, err - } - - ns = append(ns, n) - } - - return &NFSEventsStats{ - InodeRevalidate: ns[0], - DnodeRevalidate: ns[1], - DataInvalidate: ns[2], - AttributeInvalidate: ns[3], - VFSOpen: ns[4], - VFSLookup: ns[5], - VFSAccess: ns[6], - VFSUpdatePage: ns[7], - VFSReadPage: ns[8], - VFSReadPages: ns[9], - VFSWritePage: ns[10], - VFSWritePages: ns[11], - VFSGetdents: ns[12], - VFSSetattr: ns[13], - VFSFlush: ns[14], - VFSFsync: ns[15], - VFSLock: ns[16], - VFSFileRelease: ns[17], - CongestionWait: ns[18], - Truncation: ns[19], - WriteExtension: ns[20], - SillyRename: ns[21], - ShortRead: ns[22], - ShortWrite: ns[23], - JukeboxDelay: ns[24], - PNFSRead: ns[25], - PNFSWrite: ns[26], - }, nil -} - -// parseNFSOperationStats parses a slice of NFSOperationStats by scanning -// additional information about per-operation statistics until an empty -// line is reached. -func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) { - const ( - // Number of expected fields in each per-operation statistics set - numFields = 9 - ) - - var ops []NFSOperationStats - - for s.Scan() { - ss := strings.Fields(string(s.Bytes())) - if len(ss) == 0 { - // Must break when reading a blank line after per-operation stats to - // enable top-level function to parse the next device entry - break - } - - if len(ss) != numFields { - return nil, fmt.Errorf("invalid NFS per-operations stats: %v", ss) - } - - // Skip string operation name for integers - ns := make([]uint64, 0, numFields-1) - for _, st := range ss[1:] { - n, err := strconv.ParseUint(st, 10, 64) - if err != nil { - return nil, err - } - - ns = append(ns, n) - } - - ops = append(ops, NFSOperationStats{ - Operation: strings.TrimSuffix(ss[0], ":"), - Requests: ns[0], - Transmissions: ns[1], - MajorTimeouts: ns[2], - BytesSent: ns[3], - BytesReceived: ns[4], - CumulativeQueueTime: time.Duration(ns[5]) * time.Millisecond, - CumulativeTotalResponseTime: time.Duration(ns[6]) * time.Millisecond, - CumulativeTotalRequestTime: time.Duration(ns[7]) * time.Millisecond, - }) - } - - return ops, s.Err() -} - -// parseNFSTransportStats parses a NFSTransportStats line using an input set of -// integer fields matched to a specific stats version. -func parseNFSTransportStats(ss []string, statVersion string) (*NFSTransportStats, error) { - // Extract the protocol field. It is the only string value in the line - protocol := ss[0] - ss = ss[1:] - - switch statVersion { - case statVersion10: - var expectedLength int - if protocol == "tcp" { - expectedLength = fieldTransport10TCPLen - } else if protocol == "udp" { - expectedLength = fieldTransport10UDPLen - } else { - return nil, fmt.Errorf("invalid NFS protocol \"%s\" in stats 1.0 statement: %v", protocol, ss) - } - if len(ss) != expectedLength { - return nil, fmt.Errorf("invalid NFS transport stats 1.0 statement: %v", ss) - } - case statVersion11: - var expectedLength int - if protocol == "tcp" { - expectedLength = fieldTransport11TCPLen - } else if protocol == "udp" { - expectedLength = fieldTransport11UDPLen - } else { - return nil, fmt.Errorf("invalid NFS protocol \"%s\" in stats 1.1 statement: %v", protocol, ss) - } - if len(ss) != expectedLength { - return nil, fmt.Errorf("invalid NFS transport stats 1.1 statement: %v", ss) - } - default: - return nil, fmt.Errorf("unrecognized NFS transport stats version: %q", statVersion) - } - - // Allocate enough for v1.1 stats since zero value for v1.1 stats will be okay - // in a v1.0 response. Since the stat length is bigger for TCP stats, we use - // the TCP length here. - // - // Note: slice length must be set to length of v1.1 stats to avoid a panic when - // only v1.0 stats are present. - // See: https://github.com/prometheus/node_exporter/issues/571. - ns := make([]uint64, fieldTransport11TCPLen) - for i, s := range ss { - n, err := strconv.ParseUint(s, 10, 64) - if err != nil { - return nil, err - } - - ns[i] = n - } - - // The fields differ depending on the transport protocol (TCP or UDP) - // From https://utcc.utoronto.ca/%7Ecks/space/blog/linux/NFSMountstatsXprt - // - // For the udp RPC transport there is no connection count, connect idle time, - // or idle time (fields #3, #4, and #5); all other fields are the same. So - // we set them to 0 here. - if protocol == "udp" { - ns = append(ns[:2], append(make([]uint64, 3), ns[2:]...)...) - } - - return &NFSTransportStats{ - Protocol: protocol, - Port: ns[0], - Bind: ns[1], - Connect: ns[2], - ConnectIdleTime: ns[3], - IdleTime: time.Duration(ns[4]) * time.Second, - Sends: ns[5], - Receives: ns[6], - BadTransactionIDs: ns[7], - CumulativeActiveRequests: ns[8], - CumulativeBacklog: ns[9], - MaximumRPCSlotsUsed: ns[10], - CumulativeSendingQueue: ns[11], - CumulativePendingQueue: ns[12], - }, nil -} diff --git a/vendor/github.com/prometheus/procfs/net_dev.go b/vendor/github.com/prometheus/procfs/net_dev.go deleted file mode 100644 index 3f25233..0000000 --- a/vendor/github.com/prometheus/procfs/net_dev.go +++ /dev/null @@ -1,216 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "errors" - "os" - "sort" - "strconv" - "strings" -) - -// NetDevLine is single line parsed from /proc/net/dev or /proc/[pid]/net/dev. -type NetDevLine struct { - Name string `json:"name"` // The name of the interface. - RxBytes uint64 `json:"rx_bytes"` // Cumulative count of bytes received. - RxPackets uint64 `json:"rx_packets"` // Cumulative count of packets received. - RxErrors uint64 `json:"rx_errors"` // Cumulative count of receive errors encountered. - RxDropped uint64 `json:"rx_dropped"` // Cumulative count of packets dropped while receiving. - RxFIFO uint64 `json:"rx_fifo"` // Cumulative count of FIFO buffer errors. - RxFrame uint64 `json:"rx_frame"` // Cumulative count of packet framing errors. - RxCompressed uint64 `json:"rx_compressed"` // Cumulative count of compressed packets received by the device driver. - RxMulticast uint64 `json:"rx_multicast"` // Cumulative count of multicast frames received by the device driver. - TxBytes uint64 `json:"tx_bytes"` // Cumulative count of bytes transmitted. - TxPackets uint64 `json:"tx_packets"` // Cumulative count of packets transmitted. - TxErrors uint64 `json:"tx_errors"` // Cumulative count of transmit errors encountered. - TxDropped uint64 `json:"tx_dropped"` // Cumulative count of packets dropped while transmitting. - TxFIFO uint64 `json:"tx_fifo"` // Cumulative count of FIFO buffer errors. - TxCollisions uint64 `json:"tx_collisions"` // Cumulative count of collisions detected on the interface. - TxCarrier uint64 `json:"tx_carrier"` // Cumulative count of carrier losses detected by the device driver. - TxCompressed uint64 `json:"tx_compressed"` // Cumulative count of compressed packets transmitted by the device driver. -} - -// NetDev is parsed from /proc/net/dev or /proc/[pid]/net/dev. The map keys -// are interface names. -type NetDev map[string]NetDevLine - -// NewNetDev returns kernel/system statistics read from /proc/net/dev. -func NewNetDev() (NetDev, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return nil, err - } - - return fs.NewNetDev() -} - -// NewNetDev returns kernel/system statistics read from /proc/net/dev. -func (fs FS) NewNetDev() (NetDev, error) { - return newNetDev(fs.Path("net/dev")) -} - -// NewNetDev returns kernel/system statistics read from /proc/[pid]/net/dev. -func (p Proc) NewNetDev() (NetDev, error) { - return newNetDev(p.path("net/dev")) -} - -// newNetDev creates a new NetDev from the contents of the given file. -func newNetDev(file string) (NetDev, error) { - f, err := os.Open(file) - if err != nil { - return NetDev{}, err - } - defer f.Close() - - nd := NetDev{} - s := bufio.NewScanner(f) - for n := 0; s.Scan(); n++ { - // Skip the 2 header lines. - if n < 2 { - continue - } - - line, err := nd.parseLine(s.Text()) - if err != nil { - return nd, err - } - - nd[line.Name] = *line - } - - return nd, s.Err() -} - -// parseLine parses a single line from the /proc/net/dev file. Header lines -// must be filtered prior to calling this method. -func (nd NetDev) parseLine(rawLine string) (*NetDevLine, error) { - parts := strings.SplitN(rawLine, ":", 2) - if len(parts) != 2 { - return nil, errors.New("invalid net/dev line, missing colon") - } - fields := strings.Fields(strings.TrimSpace(parts[1])) - - var err error - line := &NetDevLine{} - - // Interface Name - line.Name = strings.TrimSpace(parts[0]) - if line.Name == "" { - return nil, errors.New("invalid net/dev line, empty interface name") - } - - // RX - line.RxBytes, err = strconv.ParseUint(fields[0], 10, 64) - if err != nil { - return nil, err - } - line.RxPackets, err = strconv.ParseUint(fields[1], 10, 64) - if err != nil { - return nil, err - } - line.RxErrors, err = strconv.ParseUint(fields[2], 10, 64) - if err != nil { - return nil, err - } - line.RxDropped, err = strconv.ParseUint(fields[3], 10, 64) - if err != nil { - return nil, err - } - line.RxFIFO, err = strconv.ParseUint(fields[4], 10, 64) - if err != nil { - return nil, err - } - line.RxFrame, err = strconv.ParseUint(fields[5], 10, 64) - if err != nil { - return nil, err - } - line.RxCompressed, err = strconv.ParseUint(fields[6], 10, 64) - if err != nil { - return nil, err - } - line.RxMulticast, err = strconv.ParseUint(fields[7], 10, 64) - if err != nil { - return nil, err - } - - // TX - line.TxBytes, err = strconv.ParseUint(fields[8], 10, 64) - if err != nil { - return nil, err - } - line.TxPackets, err = strconv.ParseUint(fields[9], 10, 64) - if err != nil { - return nil, err - } - line.TxErrors, err = strconv.ParseUint(fields[10], 10, 64) - if err != nil { - return nil, err - } - line.TxDropped, err = strconv.ParseUint(fields[11], 10, 64) - if err != nil { - return nil, err - } - line.TxFIFO, err = strconv.ParseUint(fields[12], 10, 64) - if err != nil { - return nil, err - } - line.TxCollisions, err = strconv.ParseUint(fields[13], 10, 64) - if err != nil { - return nil, err - } - line.TxCarrier, err = strconv.ParseUint(fields[14], 10, 64) - if err != nil { - return nil, err - } - line.TxCompressed, err = strconv.ParseUint(fields[15], 10, 64) - if err != nil { - return nil, err - } - - return line, nil -} - -// Total aggregates the values across interfaces and returns a new NetDevLine. -// The Name field will be a sorted comma separated list of interface names. -func (nd NetDev) Total() NetDevLine { - total := NetDevLine{} - - names := make([]string, 0, len(nd)) - for _, ifc := range nd { - names = append(names, ifc.Name) - total.RxBytes += ifc.RxBytes - total.RxPackets += ifc.RxPackets - total.RxPackets += ifc.RxPackets - total.RxErrors += ifc.RxErrors - total.RxDropped += ifc.RxDropped - total.RxFIFO += ifc.RxFIFO - total.RxFrame += ifc.RxFrame - total.RxCompressed += ifc.RxCompressed - total.RxMulticast += ifc.RxMulticast - total.TxBytes += ifc.TxBytes - total.TxPackets += ifc.TxPackets - total.TxErrors += ifc.TxErrors - total.TxDropped += ifc.TxDropped - total.TxFIFO += ifc.TxFIFO - total.TxCollisions += ifc.TxCollisions - total.TxCarrier += ifc.TxCarrier - total.TxCompressed += ifc.TxCompressed - } - sort.Strings(names) - total.Name = strings.Join(names, ", ") - - return total -} diff --git a/vendor/github.com/prometheus/procfs/nfs/nfs.go b/vendor/github.com/prometheus/procfs/nfs/nfs.go deleted file mode 100644 index 651bf68..0000000 --- a/vendor/github.com/prometheus/procfs/nfs/nfs.go +++ /dev/null @@ -1,263 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package nfs implements parsing of /proc/net/rpc/nfsd. -// Fields are documented in https://www.svennd.be/nfsd-stats-explained-procnetrpcnfsd/ -package nfs - -// ReplyCache models the "rc" line. -type ReplyCache struct { - Hits uint64 - Misses uint64 - NoCache uint64 -} - -// FileHandles models the "fh" line. -type FileHandles struct { - Stale uint64 - TotalLookups uint64 - AnonLookups uint64 - DirNoCache uint64 - NoDirNoCache uint64 -} - -// InputOutput models the "io" line. -type InputOutput struct { - Read uint64 - Write uint64 -} - -// Threads models the "th" line. -type Threads struct { - Threads uint64 - FullCnt uint64 -} - -// ReadAheadCache models the "ra" line. -type ReadAheadCache struct { - CacheSize uint64 - CacheHistogram []uint64 - NotFound uint64 -} - -// Network models the "net" line. -type Network struct { - NetCount uint64 - UDPCount uint64 - TCPCount uint64 - TCPConnect uint64 -} - -// ClientRPC models the nfs "rpc" line. -type ClientRPC struct { - RPCCount uint64 - Retransmissions uint64 - AuthRefreshes uint64 -} - -// ServerRPC models the nfsd "rpc" line. -type ServerRPC struct { - RPCCount uint64 - BadCnt uint64 - BadFmt uint64 - BadAuth uint64 - BadcInt uint64 -} - -// V2Stats models the "proc2" line. -type V2Stats struct { - Null uint64 - GetAttr uint64 - SetAttr uint64 - Root uint64 - Lookup uint64 - ReadLink uint64 - Read uint64 - WrCache uint64 - Write uint64 - Create uint64 - Remove uint64 - Rename uint64 - Link uint64 - SymLink uint64 - MkDir uint64 - RmDir uint64 - ReadDir uint64 - FsStat uint64 -} - -// V3Stats models the "proc3" line. -type V3Stats struct { - Null uint64 - GetAttr uint64 - SetAttr uint64 - Lookup uint64 - Access uint64 - ReadLink uint64 - Read uint64 - Write uint64 - Create uint64 - MkDir uint64 - SymLink uint64 - MkNod uint64 - Remove uint64 - RmDir uint64 - Rename uint64 - Link uint64 - ReadDir uint64 - ReadDirPlus uint64 - FsStat uint64 - FsInfo uint64 - PathConf uint64 - Commit uint64 -} - -// ClientV4Stats models the nfs "proc4" line. -type ClientV4Stats struct { - Null uint64 - Read uint64 - Write uint64 - Commit uint64 - Open uint64 - OpenConfirm uint64 - OpenNoattr uint64 - OpenDowngrade uint64 - Close uint64 - Setattr uint64 - FsInfo uint64 - Renew uint64 - SetClientID uint64 - SetClientIDConfirm uint64 - Lock uint64 - Lockt uint64 - Locku uint64 - Access uint64 - Getattr uint64 - Lookup uint64 - LookupRoot uint64 - Remove uint64 - Rename uint64 - Link uint64 - Symlink uint64 - Create uint64 - Pathconf uint64 - StatFs uint64 - ReadLink uint64 - ReadDir uint64 - ServerCaps uint64 - DelegReturn uint64 - GetACL uint64 - SetACL uint64 - FsLocations uint64 - ReleaseLockowner uint64 - Secinfo uint64 - FsidPresent uint64 - ExchangeID uint64 - CreateSession uint64 - DestroySession uint64 - Sequence uint64 - GetLeaseTime uint64 - ReclaimComplete uint64 - LayoutGet uint64 - GetDeviceInfo uint64 - LayoutCommit uint64 - LayoutReturn uint64 - SecinfoNoName uint64 - TestStateID uint64 - FreeStateID uint64 - GetDeviceList uint64 - BindConnToSession uint64 - DestroyClientID uint64 - Seek uint64 - Allocate uint64 - DeAllocate uint64 - LayoutStats uint64 - Clone uint64 -} - -// ServerV4Stats models the nfsd "proc4" line. -type ServerV4Stats struct { - Null uint64 - Compound uint64 -} - -// V4Ops models the "proc4ops" line: NFSv4 operations -// Variable list, see: -// v4.0 https://tools.ietf.org/html/rfc3010 (38 operations) -// v4.1 https://tools.ietf.org/html/rfc5661 (58 operations) -// v4.2 https://tools.ietf.org/html/draft-ietf-nfsv4-minorversion2-41 (71 operations) -type V4Ops struct { - //Values uint64 // Variable depending on v4.x sub-version. TODO: Will this always at least include the fields in this struct? - Op0Unused uint64 - Op1Unused uint64 - Op2Future uint64 - Access uint64 - Close uint64 - Commit uint64 - Create uint64 - DelegPurge uint64 - DelegReturn uint64 - GetAttr uint64 - GetFH uint64 - Link uint64 - Lock uint64 - Lockt uint64 - Locku uint64 - Lookup uint64 - LookupRoot uint64 - Nverify uint64 - Open uint64 - OpenAttr uint64 - OpenConfirm uint64 - OpenDgrd uint64 - PutFH uint64 - PutPubFH uint64 - PutRootFH uint64 - Read uint64 - ReadDir uint64 - ReadLink uint64 - Remove uint64 - Rename uint64 - Renew uint64 - RestoreFH uint64 - SaveFH uint64 - SecInfo uint64 - SetAttr uint64 - Verify uint64 - Write uint64 - RelLockOwner uint64 -} - -// ClientRPCStats models all stats from /proc/net/rpc/nfs. -type ClientRPCStats struct { - Network Network - ClientRPC ClientRPC - V2Stats V2Stats - V3Stats V3Stats - ClientV4Stats ClientV4Stats -} - -// ServerRPCStats models all stats from /proc/net/rpc/nfsd. -type ServerRPCStats struct { - ReplyCache ReplyCache - FileHandles FileHandles - InputOutput InputOutput - Threads Threads - ReadAheadCache ReadAheadCache - Network Network - ServerRPC ServerRPC - V2Stats V2Stats - V3Stats V3Stats - ServerV4Stats ServerV4Stats - V4Ops V4Ops -} diff --git a/vendor/github.com/prometheus/procfs/nfs/parse.go b/vendor/github.com/prometheus/procfs/nfs/parse.go deleted file mode 100644 index 95a83cc..0000000 --- a/vendor/github.com/prometheus/procfs/nfs/parse.go +++ /dev/null @@ -1,317 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package nfs - -import ( - "fmt" -) - -func parseReplyCache(v []uint64) (ReplyCache, error) { - if len(v) != 3 { - return ReplyCache{}, fmt.Errorf("invalid ReplyCache line %q", v) - } - - return ReplyCache{ - Hits: v[0], - Misses: v[1], - NoCache: v[2], - }, nil -} - -func parseFileHandles(v []uint64) (FileHandles, error) { - if len(v) != 5 { - return FileHandles{}, fmt.Errorf("invalid FileHandles, line %q", v) - } - - return FileHandles{ - Stale: v[0], - TotalLookups: v[1], - AnonLookups: v[2], - DirNoCache: v[3], - NoDirNoCache: v[4], - }, nil -} - -func parseInputOutput(v []uint64) (InputOutput, error) { - if len(v) != 2 { - return InputOutput{}, fmt.Errorf("invalid InputOutput line %q", v) - } - - return InputOutput{ - Read: v[0], - Write: v[1], - }, nil -} - -func parseThreads(v []uint64) (Threads, error) { - if len(v) != 2 { - return Threads{}, fmt.Errorf("invalid Threads line %q", v) - } - - return Threads{ - Threads: v[0], - FullCnt: v[1], - }, nil -} - -func parseReadAheadCache(v []uint64) (ReadAheadCache, error) { - if len(v) != 12 { - return ReadAheadCache{}, fmt.Errorf("invalid ReadAheadCache line %q", v) - } - - return ReadAheadCache{ - CacheSize: v[0], - CacheHistogram: v[1:11], - NotFound: v[11], - }, nil -} - -func parseNetwork(v []uint64) (Network, error) { - if len(v) != 4 { - return Network{}, fmt.Errorf("invalid Network line %q", v) - } - - return Network{ - NetCount: v[0], - UDPCount: v[1], - TCPCount: v[2], - TCPConnect: v[3], - }, nil -} - -func parseServerRPC(v []uint64) (ServerRPC, error) { - if len(v) != 5 { - return ServerRPC{}, fmt.Errorf("invalid RPC line %q", v) - } - - return ServerRPC{ - RPCCount: v[0], - BadCnt: v[1], - BadFmt: v[2], - BadAuth: v[3], - BadcInt: v[4], - }, nil -} - -func parseClientRPC(v []uint64) (ClientRPC, error) { - if len(v) != 3 { - return ClientRPC{}, fmt.Errorf("invalid RPC line %q", v) - } - - return ClientRPC{ - RPCCount: v[0], - Retransmissions: v[1], - AuthRefreshes: v[2], - }, nil -} - -func parseV2Stats(v []uint64) (V2Stats, error) { - values := int(v[0]) - if len(v[1:]) != values || values != 18 { - return V2Stats{}, fmt.Errorf("invalid V2Stats line %q", v) - } - - return V2Stats{ - Null: v[1], - GetAttr: v[2], - SetAttr: v[3], - Root: v[4], - Lookup: v[5], - ReadLink: v[6], - Read: v[7], - WrCache: v[8], - Write: v[9], - Create: v[10], - Remove: v[11], - Rename: v[12], - Link: v[13], - SymLink: v[14], - MkDir: v[15], - RmDir: v[16], - ReadDir: v[17], - FsStat: v[18], - }, nil -} - -func parseV3Stats(v []uint64) (V3Stats, error) { - values := int(v[0]) - if len(v[1:]) != values || values != 22 { - return V3Stats{}, fmt.Errorf("invalid V3Stats line %q", v) - } - - return V3Stats{ - Null: v[1], - GetAttr: v[2], - SetAttr: v[3], - Lookup: v[4], - Access: v[5], - ReadLink: v[6], - Read: v[7], - Write: v[8], - Create: v[9], - MkDir: v[10], - SymLink: v[11], - MkNod: v[12], - Remove: v[13], - RmDir: v[14], - Rename: v[15], - Link: v[16], - ReadDir: v[17], - ReadDirPlus: v[18], - FsStat: v[19], - FsInfo: v[20], - PathConf: v[21], - Commit: v[22], - }, nil -} - -func parseClientV4Stats(v []uint64) (ClientV4Stats, error) { - values := int(v[0]) - if len(v[1:]) != values { - return ClientV4Stats{}, fmt.Errorf("invalid ClientV4Stats line %q", v) - } - - // This function currently supports mapping 59 NFS v4 client stats. Older - // kernels may emit fewer stats, so we must detect this and pad out the - // values to match the expected slice size. - if values < 59 { - newValues := make([]uint64, 60) - copy(newValues, v) - v = newValues - } - - return ClientV4Stats{ - Null: v[1], - Read: v[2], - Write: v[3], - Commit: v[4], - Open: v[5], - OpenConfirm: v[6], - OpenNoattr: v[7], - OpenDowngrade: v[8], - Close: v[9], - Setattr: v[10], - FsInfo: v[11], - Renew: v[12], - SetClientID: v[13], - SetClientIDConfirm: v[14], - Lock: v[15], - Lockt: v[16], - Locku: v[17], - Access: v[18], - Getattr: v[19], - Lookup: v[20], - LookupRoot: v[21], - Remove: v[22], - Rename: v[23], - Link: v[24], - Symlink: v[25], - Create: v[26], - Pathconf: v[27], - StatFs: v[28], - ReadLink: v[29], - ReadDir: v[30], - ServerCaps: v[31], - DelegReturn: v[32], - GetACL: v[33], - SetACL: v[34], - FsLocations: v[35], - ReleaseLockowner: v[36], - Secinfo: v[37], - FsidPresent: v[38], - ExchangeID: v[39], - CreateSession: v[40], - DestroySession: v[41], - Sequence: v[42], - GetLeaseTime: v[43], - ReclaimComplete: v[44], - LayoutGet: v[45], - GetDeviceInfo: v[46], - LayoutCommit: v[47], - LayoutReturn: v[48], - SecinfoNoName: v[49], - TestStateID: v[50], - FreeStateID: v[51], - GetDeviceList: v[52], - BindConnToSession: v[53], - DestroyClientID: v[54], - Seek: v[55], - Allocate: v[56], - DeAllocate: v[57], - LayoutStats: v[58], - Clone: v[59], - }, nil -} - -func parseServerV4Stats(v []uint64) (ServerV4Stats, error) { - values := int(v[0]) - if len(v[1:]) != values || values != 2 { - return ServerV4Stats{}, fmt.Errorf("invalid V4Stats line %q", v) - } - - return ServerV4Stats{ - Null: v[1], - Compound: v[2], - }, nil -} - -func parseV4Ops(v []uint64) (V4Ops, error) { - values := int(v[0]) - if len(v[1:]) != values || values < 39 { - return V4Ops{}, fmt.Errorf("invalid V4Ops line %q", v) - } - - stats := V4Ops{ - Op0Unused: v[1], - Op1Unused: v[2], - Op2Future: v[3], - Access: v[4], - Close: v[5], - Commit: v[6], - Create: v[7], - DelegPurge: v[8], - DelegReturn: v[9], - GetAttr: v[10], - GetFH: v[11], - Link: v[12], - Lock: v[13], - Lockt: v[14], - Locku: v[15], - Lookup: v[16], - LookupRoot: v[17], - Nverify: v[18], - Open: v[19], - OpenAttr: v[20], - OpenConfirm: v[21], - OpenDgrd: v[22], - PutFH: v[23], - PutPubFH: v[24], - PutRootFH: v[25], - Read: v[26], - ReadDir: v[27], - ReadLink: v[28], - Remove: v[29], - Rename: v[30], - Renew: v[31], - RestoreFH: v[32], - SaveFH: v[33], - SecInfo: v[34], - SetAttr: v[35], - Verify: v[36], - Write: v[37], - RelLockOwner: v[38], - } - - return stats, nil -} diff --git a/vendor/github.com/prometheus/procfs/nfs/parse_nfs.go b/vendor/github.com/prometheus/procfs/nfs/parse_nfs.go deleted file mode 100644 index c0d3a5a..0000000 --- a/vendor/github.com/prometheus/procfs/nfs/parse_nfs.go +++ /dev/null @@ -1,67 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package nfs - -import ( - "bufio" - "fmt" - "io" - "strings" - - "github.com/prometheus/procfs/internal/util" -) - -// ParseClientRPCStats returns stats read from /proc/net/rpc/nfs -func ParseClientRPCStats(r io.Reader) (*ClientRPCStats, error) { - stats := &ClientRPCStats{} - - scanner := bufio.NewScanner(r) - for scanner.Scan() { - line := scanner.Text() - parts := strings.Fields(scanner.Text()) - // require at least <key> <value> - if len(parts) < 2 { - return nil, fmt.Errorf("invalid NFS metric line %q", line) - } - - values, err := util.ParseUint64s(parts[1:]) - if err != nil { - return nil, fmt.Errorf("error parsing NFS metric line: %s", err) - } - - switch metricLine := parts[0]; metricLine { - case "net": - stats.Network, err = parseNetwork(values) - case "rpc": - stats.ClientRPC, err = parseClientRPC(values) - case "proc2": - stats.V2Stats, err = parseV2Stats(values) - case "proc3": - stats.V3Stats, err = parseV3Stats(values) - case "proc4": - stats.ClientV4Stats, err = parseClientV4Stats(values) - default: - return nil, fmt.Errorf("unknown NFS metric line %q", metricLine) - } - if err != nil { - return nil, fmt.Errorf("errors parsing NFS metric line: %s", err) - } - } - - if err := scanner.Err(); err != nil { - return nil, fmt.Errorf("error scanning NFS file: %s", err) - } - - return stats, nil -} diff --git a/vendor/github.com/prometheus/procfs/nfs/parse_nfsd.go b/vendor/github.com/prometheus/procfs/nfs/parse_nfsd.go deleted file mode 100644 index 57bb4a3..0000000 --- a/vendor/github.com/prometheus/procfs/nfs/parse_nfsd.go +++ /dev/null @@ -1,89 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package nfs - -import ( - "bufio" - "fmt" - "io" - "strings" - - "github.com/prometheus/procfs/internal/util" -) - -// ParseServerRPCStats returns stats read from /proc/net/rpc/nfsd -func ParseServerRPCStats(r io.Reader) (*ServerRPCStats, error) { - stats := &ServerRPCStats{} - - scanner := bufio.NewScanner(r) - for scanner.Scan() { - line := scanner.Text() - parts := strings.Fields(scanner.Text()) - // require at least <key> <value> - if len(parts) < 2 { - return nil, fmt.Errorf("invalid NFSd metric line %q", line) - } - label := parts[0] - - var values []uint64 - var err error - if label == "th" { - if len(parts) < 3 { - return nil, fmt.Errorf("invalid NFSd th metric line %q", line) - } - values, err = util.ParseUint64s(parts[1:3]) - } else { - values, err = util.ParseUint64s(parts[1:]) - } - if err != nil { - return nil, fmt.Errorf("error parsing NFSd metric line: %s", err) - } - - switch metricLine := parts[0]; metricLine { - case "rc": - stats.ReplyCache, err = parseReplyCache(values) - case "fh": - stats.FileHandles, err = parseFileHandles(values) - case "io": - stats.InputOutput, err = parseInputOutput(values) - case "th": - stats.Threads, err = parseThreads(values) - case "ra": - stats.ReadAheadCache, err = parseReadAheadCache(values) - case "net": - stats.Network, err = parseNetwork(values) - case "rpc": - stats.ServerRPC, err = parseServerRPC(values) - case "proc2": - stats.V2Stats, err = parseV2Stats(values) - case "proc3": - stats.V3Stats, err = parseV3Stats(values) - case "proc4": - stats.ServerV4Stats, err = parseServerV4Stats(values) - case "proc4ops": - stats.V4Ops, err = parseV4Ops(values) - default: - return nil, fmt.Errorf("unknown NFSd metric line %q", metricLine) - } - if err != nil { - return nil, fmt.Errorf("errors parsing NFSd metric line: %s", err) - } - } - - if err := scanner.Err(); err != nil { - return nil, fmt.Errorf("error scanning NFSd file: %s", err) - } - - return stats, nil -} diff --git a/vendor/github.com/prometheus/procfs/proc.go b/vendor/github.com/prometheus/procfs/proc.go deleted file mode 100644 index 7cf5b8a..0000000 --- a/vendor/github.com/prometheus/procfs/proc.go +++ /dev/null @@ -1,238 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bytes" - "fmt" - "io/ioutil" - "os" - "strconv" - "strings" -) - -// Proc provides information about a running process. -type Proc struct { - // The process ID. - PID int - - fs FS -} - -// Procs represents a list of Proc structs. -type Procs []Proc - -func (p Procs) Len() int { return len(p) } -func (p Procs) Swap(i, j int) { p[i], p[j] = p[j], p[i] } -func (p Procs) Less(i, j int) bool { return p[i].PID < p[j].PID } - -// Self returns a process for the current process read via /proc/self. -func Self() (Proc, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return Proc{}, err - } - return fs.Self() -} - -// NewProc returns a process for the given pid under /proc. -func NewProc(pid int) (Proc, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return Proc{}, err - } - return fs.NewProc(pid) -} - -// AllProcs returns a list of all currently available processes under /proc. -func AllProcs() (Procs, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return Procs{}, err - } - return fs.AllProcs() -} - -// Self returns a process for the current process. -func (fs FS) Self() (Proc, error) { - p, err := os.Readlink(fs.Path("self")) - if err != nil { - return Proc{}, err - } - pid, err := strconv.Atoi(strings.Replace(p, string(fs), "", -1)) - if err != nil { - return Proc{}, err - } - return fs.NewProc(pid) -} - -// NewProc returns a process for the given pid. -func (fs FS) NewProc(pid int) (Proc, error) { - if _, err := os.Stat(fs.Path(strconv.Itoa(pid))); err != nil { - return Proc{}, err - } - return Proc{PID: pid, fs: fs}, nil -} - -// AllProcs returns a list of all currently available processes. -func (fs FS) AllProcs() (Procs, error) { - d, err := os.Open(fs.Path()) - if err != nil { - return Procs{}, err - } - defer d.Close() - - names, err := d.Readdirnames(-1) - if err != nil { - return Procs{}, fmt.Errorf("could not read %s: %s", d.Name(), err) - } - - p := Procs{} - for _, n := range names { - pid, err := strconv.ParseInt(n, 10, 64) - if err != nil { - continue - } - p = append(p, Proc{PID: int(pid), fs: fs}) - } - - return p, nil -} - -// CmdLine returns the command line of a process. -func (p Proc) CmdLine() ([]string, error) { - f, err := os.Open(p.path("cmdline")) - if err != nil { - return nil, err - } - defer f.Close() - - data, err := ioutil.ReadAll(f) - if err != nil { - return nil, err - } - - if len(data) < 1 { - return []string{}, nil - } - - return strings.Split(string(bytes.TrimRight(data, string("\x00"))), string(byte(0))), nil -} - -// Comm returns the command name of a process. -func (p Proc) Comm() (string, error) { - f, err := os.Open(p.path("comm")) - if err != nil { - return "", err - } - defer f.Close() - - data, err := ioutil.ReadAll(f) - if err != nil { - return "", err - } - - return strings.TrimSpace(string(data)), nil -} - -// Executable returns the absolute path of the executable command of a process. -func (p Proc) Executable() (string, error) { - exe, err := os.Readlink(p.path("exe")) - if os.IsNotExist(err) { - return "", nil - } - - return exe, err -} - -// FileDescriptors returns the currently open file descriptors of a process. -func (p Proc) FileDescriptors() ([]uintptr, error) { - names, err := p.fileDescriptors() - if err != nil { - return nil, err - } - - fds := make([]uintptr, len(names)) - for i, n := range names { - fd, err := strconv.ParseInt(n, 10, 32) - if err != nil { - return nil, fmt.Errorf("could not parse fd %s: %s", n, err) - } - fds[i] = uintptr(fd) - } - - return fds, nil -} - -// FileDescriptorTargets returns the targets of all file descriptors of a process. -// If a file descriptor is not a symlink to a file (like a socket), that value will be the empty string. -func (p Proc) FileDescriptorTargets() ([]string, error) { - names, err := p.fileDescriptors() - if err != nil { - return nil, err - } - - targets := make([]string, len(names)) - - for i, name := range names { - target, err := os.Readlink(p.path("fd", name)) - if err == nil { - targets[i] = target - } - } - - return targets, nil -} - -// FileDescriptorsLen returns the number of currently open file descriptors of -// a process. -func (p Proc) FileDescriptorsLen() (int, error) { - fds, err := p.fileDescriptors() - if err != nil { - return 0, err - } - - return len(fds), nil -} - -// MountStats retrieves statistics and configuration for mount points in a -// process's namespace. -func (p Proc) MountStats() ([]*Mount, error) { - f, err := os.Open(p.path("mountstats")) - if err != nil { - return nil, err - } - defer f.Close() - - return parseMountStats(f) -} - -func (p Proc) fileDescriptors() ([]string, error) { - d, err := os.Open(p.path("fd")) - if err != nil { - return nil, err - } - defer d.Close() - - names, err := d.Readdirnames(-1) - if err != nil { - return nil, fmt.Errorf("could not read %s: %s", d.Name(), err) - } - - return names, nil -} - -func (p Proc) path(pa ...string) string { - return p.fs.Path(append([]string{strconv.Itoa(p.PID)}, pa...)...) -} diff --git a/vendor/github.com/prometheus/procfs/proc_io.go b/vendor/github.com/prometheus/procfs/proc_io.go deleted file mode 100644 index 0251c83..0000000 --- a/vendor/github.com/prometheus/procfs/proc_io.go +++ /dev/null @@ -1,65 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "fmt" - "io/ioutil" - "os" -) - -// ProcIO models the content of /proc/<pid>/io. -type ProcIO struct { - // Chars read. - RChar uint64 - // Chars written. - WChar uint64 - // Read syscalls. - SyscR uint64 - // Write syscalls. - SyscW uint64 - // Bytes read. - ReadBytes uint64 - // Bytes written. - WriteBytes uint64 - // Bytes written, but taking into account truncation. See - // Documentation/filesystems/proc.txt in the kernel sources for - // detailed explanation. - CancelledWriteBytes int64 -} - -// NewIO creates a new ProcIO instance from a given Proc instance. -func (p Proc) NewIO() (ProcIO, error) { - pio := ProcIO{} - - f, err := os.Open(p.path("io")) - if err != nil { - return pio, err - } - defer f.Close() - - data, err := ioutil.ReadAll(f) - if err != nil { - return pio, err - } - - ioFormat := "rchar: %d\nwchar: %d\nsyscr: %d\nsyscw: %d\n" + - "read_bytes: %d\nwrite_bytes: %d\n" + - "cancelled_write_bytes: %d\n" - - _, err = fmt.Sscanf(string(data), ioFormat, &pio.RChar, &pio.WChar, &pio.SyscR, - &pio.SyscW, &pio.ReadBytes, &pio.WriteBytes, &pio.CancelledWriteBytes) - - return pio, err -} diff --git a/vendor/github.com/prometheus/procfs/proc_limits.go b/vendor/github.com/prometheus/procfs/proc_limits.go deleted file mode 100644 index f04ba6f..0000000 --- a/vendor/github.com/prometheus/procfs/proc_limits.go +++ /dev/null @@ -1,150 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "fmt" - "os" - "regexp" - "strconv" -) - -// ProcLimits represents the soft limits for each of the process's resource -// limits. For more information see getrlimit(2): -// http://man7.org/linux/man-pages/man2/getrlimit.2.html. -type ProcLimits struct { - // CPU time limit in seconds. - CPUTime int64 - // Maximum size of files that the process may create. - FileSize int64 - // Maximum size of the process's data segment (initialized data, - // uninitialized data, and heap). - DataSize int64 - // Maximum size of the process stack in bytes. - StackSize int64 - // Maximum size of a core file. - CoreFileSize int64 - // Limit of the process's resident set in pages. - ResidentSet int64 - // Maximum number of processes that can be created for the real user ID of - // the calling process. - Processes int64 - // Value one greater than the maximum file descriptor number that can be - // opened by this process. - OpenFiles int64 - // Maximum number of bytes of memory that may be locked into RAM. - LockedMemory int64 - // Maximum size of the process's virtual memory address space in bytes. - AddressSpace int64 - // Limit on the combined number of flock(2) locks and fcntl(2) leases that - // this process may establish. - FileLocks int64 - // Limit of signals that may be queued for the real user ID of the calling - // process. - PendingSignals int64 - // Limit on the number of bytes that can be allocated for POSIX message - // queues for the real user ID of the calling process. - MsqqueueSize int64 - // Limit of the nice priority set using setpriority(2) or nice(2). - NicePriority int64 - // Limit of the real-time priority set using sched_setscheduler(2) or - // sched_setparam(2). - RealtimePriority int64 - // Limit (in microseconds) on the amount of CPU time that a process - // scheduled under a real-time scheduling policy may consume without making - // a blocking system call. - RealtimeTimeout int64 -} - -const ( - limitsFields = 3 - limitsUnlimited = "unlimited" -) - -var ( - limitsDelimiter = regexp.MustCompile(" +") -) - -// NewLimits returns the current soft limits of the process. -func (p Proc) NewLimits() (ProcLimits, error) { - f, err := os.Open(p.path("limits")) - if err != nil { - return ProcLimits{}, err - } - defer f.Close() - - var ( - l = ProcLimits{} - s = bufio.NewScanner(f) - ) - for s.Scan() { - fields := limitsDelimiter.Split(s.Text(), limitsFields) - if len(fields) != limitsFields { - return ProcLimits{}, fmt.Errorf( - "couldn't parse %s line %s", f.Name(), s.Text()) - } - - switch fields[0] { - case "Max cpu time": - l.CPUTime, err = parseInt(fields[1]) - case "Max file size": - l.FileSize, err = parseInt(fields[1]) - case "Max data size": - l.DataSize, err = parseInt(fields[1]) - case "Max stack size": - l.StackSize, err = parseInt(fields[1]) - case "Max core file size": - l.CoreFileSize, err = parseInt(fields[1]) - case "Max resident set": - l.ResidentSet, err = parseInt(fields[1]) - case "Max processes": - l.Processes, err = parseInt(fields[1]) - case "Max open files": - l.OpenFiles, err = parseInt(fields[1]) - case "Max locked memory": - l.LockedMemory, err = parseInt(fields[1]) - case "Max address space": - l.AddressSpace, err = parseInt(fields[1]) - case "Max file locks": - l.FileLocks, err = parseInt(fields[1]) - case "Max pending signals": - l.PendingSignals, err = parseInt(fields[1]) - case "Max msgqueue size": - l.MsqqueueSize, err = parseInt(fields[1]) - case "Max nice priority": - l.NicePriority, err = parseInt(fields[1]) - case "Max realtime priority": - l.RealtimePriority, err = parseInt(fields[1]) - case "Max realtime timeout": - l.RealtimeTimeout, err = parseInt(fields[1]) - } - if err != nil { - return ProcLimits{}, err - } - } - - return l, s.Err() -} - -func parseInt(s string) (int64, error) { - if s == limitsUnlimited { - return -1, nil - } - i, err := strconv.ParseInt(s, 10, 64) - if err != nil { - return 0, fmt.Errorf("couldn't parse value %s: %s", s, err) - } - return i, nil -} diff --git a/vendor/github.com/prometheus/procfs/proc_ns.go b/vendor/github.com/prometheus/procfs/proc_ns.go deleted file mode 100644 index d06c26e..0000000 --- a/vendor/github.com/prometheus/procfs/proc_ns.go +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "fmt" - "os" - "strconv" - "strings" -) - -// Namespace represents a single namespace of a process. -type Namespace struct { - Type string // Namespace type. - Inode uint32 // Inode number of the namespace. If two processes are in the same namespace their inodes will match. -} - -// Namespaces contains all of the namespaces that the process is contained in. -type Namespaces map[string]Namespace - -// NewNamespaces reads from /proc/[pid/ns/* to get the namespaces of which the -// process is a member. -func (p Proc) NewNamespaces() (Namespaces, error) { - d, err := os.Open(p.path("ns")) - if err != nil { - return nil, err - } - defer d.Close() - - names, err := d.Readdirnames(-1) - if err != nil { - return nil, fmt.Errorf("failed to read contents of ns dir: %v", err) - } - - ns := make(Namespaces, len(names)) - for _, name := range names { - target, err := os.Readlink(p.path("ns", name)) - if err != nil { - return nil, err - } - - fields := strings.SplitN(target, ":", 2) - if len(fields) != 2 { - return nil, fmt.Errorf("failed to parse namespace type and inode from '%v'", target) - } - - typ := fields[0] - inode, err := strconv.ParseUint(strings.Trim(fields[1], "[]"), 10, 32) - if err != nil { - return nil, fmt.Errorf("failed to parse inode from '%v': %v", fields[1], err) - } - - ns[name] = Namespace{typ, uint32(inode)} - } - - return ns, nil -} diff --git a/vendor/github.com/prometheus/procfs/proc_stat.go b/vendor/github.com/prometheus/procfs/proc_stat.go deleted file mode 100644 index 3cf2a9f..0000000 --- a/vendor/github.com/prometheus/procfs/proc_stat.go +++ /dev/null @@ -1,188 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bytes" - "fmt" - "io/ioutil" - "os" -) - -// Originally, this USER_HZ value was dynamically retrieved via a sysconf call -// which required cgo. However, that caused a lot of problems regarding -// cross-compilation. Alternatives such as running a binary to determine the -// value, or trying to derive it in some other way were all problematic. After -// much research it was determined that USER_HZ is actually hardcoded to 100 on -// all Go-supported platforms as of the time of this writing. This is why we -// decided to hardcode it here as well. It is not impossible that there could -// be systems with exceptions, but they should be very exotic edge cases, and -// in that case, the worst outcome will be two misreported metrics. -// -// See also the following discussions: -// -// - https://github.com/prometheus/node_exporter/issues/52 -// - https://github.com/prometheus/procfs/pull/2 -// - http://stackoverflow.com/questions/17410841/how-does-user-hz-solve-the-jiffy-scaling-issue -const userHZ = 100 - -// ProcStat provides status information about the process, -// read from /proc/[pid]/stat. -type ProcStat struct { - // The process ID. - PID int - // The filename of the executable. - Comm string - // The process state. - State string - // The PID of the parent of this process. - PPID int - // The process group ID of the process. - PGRP int - // The session ID of the process. - Session int - // The controlling terminal of the process. - TTY int - // The ID of the foreground process group of the controlling terminal of - // the process. - TPGID int - // The kernel flags word of the process. - Flags uint - // The number of minor faults the process has made which have not required - // loading a memory page from disk. - MinFlt uint - // The number of minor faults that the process's waited-for children have - // made. - CMinFlt uint - // The number of major faults the process has made which have required - // loading a memory page from disk. - MajFlt uint - // The number of major faults that the process's waited-for children have - // made. - CMajFlt uint - // Amount of time that this process has been scheduled in user mode, - // measured in clock ticks. - UTime uint - // Amount of time that this process has been scheduled in kernel mode, - // measured in clock ticks. - STime uint - // Amount of time that this process's waited-for children have been - // scheduled in user mode, measured in clock ticks. - CUTime uint - // Amount of time that this process's waited-for children have been - // scheduled in kernel mode, measured in clock ticks. - CSTime uint - // For processes running a real-time scheduling policy, this is the negated - // scheduling priority, minus one. - Priority int - // The nice value, a value in the range 19 (low priority) to -20 (high - // priority). - Nice int - // Number of threads in this process. - NumThreads int - // The time the process started after system boot, the value is expressed - // in clock ticks. - Starttime uint64 - // Virtual memory size in bytes. - VSize int - // Resident set size in pages. - RSS int - - fs FS -} - -// NewStat returns the current status information of the process. -func (p Proc) NewStat() (ProcStat, error) { - f, err := os.Open(p.path("stat")) - if err != nil { - return ProcStat{}, err - } - defer f.Close() - - data, err := ioutil.ReadAll(f) - if err != nil { - return ProcStat{}, err - } - - var ( - ignore int - - s = ProcStat{PID: p.PID, fs: p.fs} - l = bytes.Index(data, []byte("(")) - r = bytes.LastIndex(data, []byte(")")) - ) - - if l < 0 || r < 0 { - return ProcStat{}, fmt.Errorf( - "unexpected format, couldn't extract comm: %s", - data, - ) - } - - s.Comm = string(data[l+1 : r]) - _, err = fmt.Fscan( - bytes.NewBuffer(data[r+2:]), - &s.State, - &s.PPID, - &s.PGRP, - &s.Session, - &s.TTY, - &s.TPGID, - &s.Flags, - &s.MinFlt, - &s.CMinFlt, - &s.MajFlt, - &s.CMajFlt, - &s.UTime, - &s.STime, - &s.CUTime, - &s.CSTime, - &s.Priority, - &s.Nice, - &s.NumThreads, - &ignore, - &s.Starttime, - &s.VSize, - &s.RSS, - ) - if err != nil { - return ProcStat{}, err - } - - return s, nil -} - -// VirtualMemory returns the virtual memory size in bytes. -func (s ProcStat) VirtualMemory() int { - return s.VSize -} - -// ResidentMemory returns the resident memory size in bytes. -func (s ProcStat) ResidentMemory() int { - return s.RSS * os.Getpagesize() -} - -// StartTime returns the unix timestamp of the process in seconds. -func (s ProcStat) StartTime() (float64, error) { - stat, err := s.fs.NewStat() - if err != nil { - return 0, err - } - return float64(stat.BootTime) + (float64(s.Starttime) / userHZ), nil -} - -// CPUTime returns the total CPU user and system time in seconds. -func (s ProcStat) CPUTime() float64 { - return float64(s.UTime+s.STime) / userHZ -} diff --git a/vendor/github.com/prometheus/procfs/stat.go b/vendor/github.com/prometheus/procfs/stat.go deleted file mode 100644 index 61eb6b0..0000000 --- a/vendor/github.com/prometheus/procfs/stat.go +++ /dev/null @@ -1,232 +0,0 @@ -// Copyright 2018 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "fmt" - "io" - "os" - "strconv" - "strings" -) - -// CPUStat shows how much time the cpu spend in various stages. -type CPUStat struct { - User float64 - Nice float64 - System float64 - Idle float64 - Iowait float64 - IRQ float64 - SoftIRQ float64 - Steal float64 - Guest float64 - GuestNice float64 -} - -// SoftIRQStat represent the softirq statistics as exported in the procfs stat file. -// A nice introduction can be found at https://0xax.gitbooks.io/linux-insides/content/interrupts/interrupts-9.html -// It is possible to get per-cpu stats by reading /proc/softirqs -type SoftIRQStat struct { - Hi uint64 - Timer uint64 - NetTx uint64 - NetRx uint64 - Block uint64 - BlockIoPoll uint64 - Tasklet uint64 - Sched uint64 - Hrtimer uint64 - Rcu uint64 -} - -// Stat represents kernel/system statistics. -type Stat struct { - // Boot time in seconds since the Epoch. - BootTime uint64 - // Summed up cpu statistics. - CPUTotal CPUStat - // Per-CPU statistics. - CPU []CPUStat - // Number of times interrupts were handled, which contains numbered and unnumbered IRQs. - IRQTotal uint64 - // Number of times a numbered IRQ was triggered. - IRQ []uint64 - // Number of times a context switch happened. - ContextSwitches uint64 - // Number of times a process was created. - ProcessCreated uint64 - // Number of processes currently running. - ProcessesRunning uint64 - // Number of processes currently blocked (waiting for IO). - ProcessesBlocked uint64 - // Number of times a softirq was scheduled. - SoftIRQTotal uint64 - // Detailed softirq statistics. - SoftIRQ SoftIRQStat -} - -// NewStat returns kernel/system statistics read from /proc/stat. -func NewStat() (Stat, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return Stat{}, err - } - - return fs.NewStat() -} - -// Parse a cpu statistics line and returns the CPUStat struct plus the cpu id (or -1 for the overall sum). -func parseCPUStat(line string) (CPUStat, int64, error) { - cpuStat := CPUStat{} - var cpu string - - count, err := fmt.Sscanf(line, "%s %f %f %f %f %f %f %f %f %f %f", - &cpu, - &cpuStat.User, &cpuStat.Nice, &cpuStat.System, &cpuStat.Idle, - &cpuStat.Iowait, &cpuStat.IRQ, &cpuStat.SoftIRQ, &cpuStat.Steal, - &cpuStat.Guest, &cpuStat.GuestNice) - - if err != nil && err != io.EOF { - return CPUStat{}, -1, fmt.Errorf("couldn't parse %s (cpu): %s", line, err) - } - if count == 0 { - return CPUStat{}, -1, fmt.Errorf("couldn't parse %s (cpu): 0 elements parsed", line) - } - - cpuStat.User /= userHZ - cpuStat.Nice /= userHZ - cpuStat.System /= userHZ - cpuStat.Idle /= userHZ - cpuStat.Iowait /= userHZ - cpuStat.IRQ /= userHZ - cpuStat.SoftIRQ /= userHZ - cpuStat.Steal /= userHZ - cpuStat.Guest /= userHZ - cpuStat.GuestNice /= userHZ - - if cpu == "cpu" { - return cpuStat, -1, nil - } - - cpuID, err := strconv.ParseInt(cpu[3:], 10, 64) - if err != nil { - return CPUStat{}, -1, fmt.Errorf("couldn't parse %s (cpu/cpuid): %s", line, err) - } - - return cpuStat, cpuID, nil -} - -// Parse a softirq line. -func parseSoftIRQStat(line string) (SoftIRQStat, uint64, error) { - softIRQStat := SoftIRQStat{} - var total uint64 - var prefix string - - _, err := fmt.Sscanf(line, "%s %d %d %d %d %d %d %d %d %d %d %d", - &prefix, &total, - &softIRQStat.Hi, &softIRQStat.Timer, &softIRQStat.NetTx, &softIRQStat.NetRx, - &softIRQStat.Block, &softIRQStat.BlockIoPoll, - &softIRQStat.Tasklet, &softIRQStat.Sched, - &softIRQStat.Hrtimer, &softIRQStat.Rcu) - - if err != nil { - return SoftIRQStat{}, 0, fmt.Errorf("couldn't parse %s (softirq): %s", line, err) - } - - return softIRQStat, total, nil -} - -// NewStat returns an information about current kernel/system statistics. -func (fs FS) NewStat() (Stat, error) { - // See https://www.kernel.org/doc/Documentation/filesystems/proc.txt - - f, err := os.Open(fs.Path("stat")) - if err != nil { - return Stat{}, err - } - defer f.Close() - - stat := Stat{} - - scanner := bufio.NewScanner(f) - for scanner.Scan() { - line := scanner.Text() - parts := strings.Fields(scanner.Text()) - // require at least <key> <value> - if len(parts) < 2 { - continue - } - switch { - case parts[0] == "btime": - if stat.BootTime, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (btime): %s", parts[1], err) - } - case parts[0] == "intr": - if stat.IRQTotal, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (intr): %s", parts[1], err) - } - numberedIRQs := parts[2:] - stat.IRQ = make([]uint64, len(numberedIRQs)) - for i, count := range numberedIRQs { - if stat.IRQ[i], err = strconv.ParseUint(count, 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (intr%d): %s", count, i, err) - } - } - case parts[0] == "ctxt": - if stat.ContextSwitches, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (ctxt): %s", parts[1], err) - } - case parts[0] == "processes": - if stat.ProcessCreated, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (processes): %s", parts[1], err) - } - case parts[0] == "procs_running": - if stat.ProcessesRunning, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (procs_running): %s", parts[1], err) - } - case parts[0] == "procs_blocked": - if stat.ProcessesBlocked, err = strconv.ParseUint(parts[1], 10, 64); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s (procs_blocked): %s", parts[1], err) - } - case parts[0] == "softirq": - softIRQStats, total, err := parseSoftIRQStat(line) - if err != nil { - return Stat{}, err - } - stat.SoftIRQTotal = total - stat.SoftIRQ = softIRQStats - case strings.HasPrefix(parts[0], "cpu"): - cpuStat, cpuID, err := parseCPUStat(line) - if err != nil { - return Stat{}, err - } - if cpuID == -1 { - stat.CPUTotal = cpuStat - } else { - for int64(len(stat.CPU)) <= cpuID { - stat.CPU = append(stat.CPU, CPUStat{}) - } - stat.CPU[cpuID] = cpuStat - } - } - } - - if err := scanner.Err(); err != nil { - return Stat{}, fmt.Errorf("couldn't parse %s: %s", f.Name(), err) - } - - return stat, nil -} diff --git a/vendor/github.com/prometheus/procfs/ttar b/vendor/github.com/prometheus/procfs/ttar deleted file mode 100755 index b0171a1..0000000 --- a/vendor/github.com/prometheus/procfs/ttar +++ /dev/null @@ -1,389 +0,0 @@ -#!/usr/bin/env bash - -# Purpose: plain text tar format -# Limitations: - only suitable for text files, directories, and symlinks -# - stores only filename, content, and mode -# - not designed for untrusted input -# -# Note: must work with bash version 3.2 (macOS) - -# Copyright 2017 Roger Luethi -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -set -o errexit -o nounset - -# Sanitize environment (for instance, standard sorting of glob matches) -export LC_ALL=C - -path="" -CMD="" -ARG_STRING="$*" - -#------------------------------------------------------------------------------ -# Not all sed implementations can work on null bytes. In order to make ttar -# work out of the box on macOS, use Python as a stream editor. - -USE_PYTHON=0 - -PYTHON_CREATE_FILTER=$(cat << 'PCF' -#!/usr/bin/env python - -import re -import sys - -for line in sys.stdin: - line = re.sub(r'EOF', r'\EOF', line) - line = re.sub(r'NULLBYTE', r'\NULLBYTE', line) - line = re.sub('\x00', r'NULLBYTE', line) - sys.stdout.write(line) -PCF -) - -PYTHON_EXTRACT_FILTER=$(cat << 'PEF' -#!/usr/bin/env python - -import re -import sys - -for line in sys.stdin: - line = re.sub(r'(?<!\\)NULLBYTE', '\x00', line) - line = re.sub(r'\\NULLBYTE', 'NULLBYTE', line) - line = re.sub(r'([^\\])EOF', r'\1', line) - line = re.sub(r'\\EOF', 'EOF', line) - sys.stdout.write(line) -PEF -) - -function test_environment { - if [[ "$(echo "a" | sed 's/a/\x0/' | wc -c)" -ne 2 ]]; then - echo "WARNING sed unable to handle null bytes, using Python (slow)." - if ! which python >/dev/null; then - echo "ERROR Python not found. Aborting." - exit 2 - fi - USE_PYTHON=1 - fi -} - -#------------------------------------------------------------------------------ - -function usage { - bname=$(basename "$0") - cat << USAGE -Usage: $bname [-C <DIR>] -c -f <ARCHIVE> <FILE...> (create archive) - $bname -t -f <ARCHIVE> (list archive contents) - $bname [-C <DIR>] -x -f <ARCHIVE> (extract archive) - -Options: - -C <DIR> (change directory) - -v (verbose) - -Example: Change to sysfs directory, create ttar file from fixtures directory - $bname -C sysfs -c -f sysfs/fixtures.ttar fixtures/ -USAGE -exit "$1" -} - -function vecho { - if [ "${VERBOSE:-}" == "yes" ]; then - echo >&7 "$@" - fi -} - -function set_cmd { - if [ -n "$CMD" ]; then - echo "ERROR: more than one command given" - echo - usage 2 - fi - CMD=$1 -} - -unset VERBOSE - -while getopts :cf:htxvC: opt; do - case $opt in - c) - set_cmd "create" - ;; - f) - ARCHIVE=$OPTARG - ;; - h) - usage 0 - ;; - t) - set_cmd "list" - ;; - x) - set_cmd "extract" - ;; - v) - VERBOSE=yes - exec 7>&1 - ;; - C) - CDIR=$OPTARG - ;; - *) - echo >&2 "ERROR: invalid option -$OPTARG" - echo - usage 1 - ;; - esac -done - -# Remove processed options from arguments -shift $(( OPTIND - 1 )); - -if [ "${CMD:-}" == "" ]; then - echo >&2 "ERROR: no command given" - echo - usage 1 -elif [ "${ARCHIVE:-}" == "" ]; then - echo >&2 "ERROR: no archive name given" - echo - usage 1 -fi - -function list { - local path="" - local size=0 - local line_no=0 - local ttar_file=$1 - if [ -n "${2:-}" ]; then - echo >&2 "ERROR: too many arguments." - echo - usage 1 - fi - if [ ! -e "$ttar_file" ]; then - echo >&2 "ERROR: file not found ($ttar_file)" - echo - usage 1 - fi - while read -r line; do - line_no=$(( line_no + 1 )) - if [ $size -gt 0 ]; then - size=$(( size - 1 )) - continue - fi - if [[ $line =~ ^Path:\ (.*)$ ]]; then - path=${BASH_REMATCH[1]} - elif [[ $line =~ ^Lines:\ (.*)$ ]]; then - size=${BASH_REMATCH[1]} - echo "$path" - elif [[ $line =~ ^Directory:\ (.*)$ ]]; then - path=${BASH_REMATCH[1]} - echo "$path/" - elif [[ $line =~ ^SymlinkTo:\ (.*)$ ]]; then - echo "$path -> ${BASH_REMATCH[1]}" - fi - done < "$ttar_file" -} - -function extract { - local path="" - local size=0 - local line_no=0 - local ttar_file=$1 - if [ -n "${2:-}" ]; then - echo >&2 "ERROR: too many arguments." - echo - usage 1 - fi - if [ ! -e "$ttar_file" ]; then - echo >&2 "ERROR: file not found ($ttar_file)" - echo - usage 1 - fi - while IFS= read -r line; do - line_no=$(( line_no + 1 )) - local eof_without_newline - if [ "$size" -gt 0 ]; then - if [[ "$line" =~ [^\\]EOF ]]; then - # An EOF not preceeded by a backslash indicates that the line - # does not end with a newline - eof_without_newline=1 - else - eof_without_newline=0 - fi - # Replace NULLBYTE with null byte if at beginning of line - # Replace NULLBYTE with null byte unless preceeded by backslash - # Remove one backslash in front of NULLBYTE (if any) - # Remove EOF unless preceeded by backslash - # Remove one backslash in front of EOF - if [ $USE_PYTHON -eq 1 ]; then - echo -n "$line" | python -c "$PYTHON_EXTRACT_FILTER" >> "$path" - else - # The repeated pattern makes up for sed's lack of negative - # lookbehind assertions (for consecutive null bytes). - echo -n "$line" | \ - sed -e 's/^NULLBYTE/\x0/g; - s/\([^\\]\)NULLBYTE/\1\x0/g; - s/\([^\\]\)NULLBYTE/\1\x0/g; - s/\\NULLBYTE/NULLBYTE/g; - s/\([^\\]\)EOF/\1/g; - s/\\EOF/EOF/g; - ' >> "$path" - fi - if [[ "$eof_without_newline" -eq 0 ]]; then - echo >> "$path" - fi - size=$(( size - 1 )) - continue - fi - if [[ $line =~ ^Path:\ (.*)$ ]]; then - path=${BASH_REMATCH[1]} - if [ -e "$path" ] || [ -L "$path" ]; then - rm "$path" - fi - elif [[ $line =~ ^Lines:\ (.*)$ ]]; then - size=${BASH_REMATCH[1]} - # Create file even if it is zero-length. - touch "$path" - vecho " $path" - elif [[ $line =~ ^Mode:\ (.*)$ ]]; then - mode=${BASH_REMATCH[1]} - chmod "$mode" "$path" - vecho "$mode" - elif [[ $line =~ ^Directory:\ (.*)$ ]]; then - path=${BASH_REMATCH[1]} - mkdir -p "$path" - vecho " $path/" - elif [[ $line =~ ^SymlinkTo:\ (.*)$ ]]; then - ln -s "${BASH_REMATCH[1]}" "$path" - vecho " $path -> ${BASH_REMATCH[1]}" - elif [[ $line =~ ^# ]]; then - # Ignore comments between files - continue - else - echo >&2 "ERROR: Unknown keyword on line $line_no: $line" - exit 1 - fi - done < "$ttar_file" -} - -function div { - echo "# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -" \ - "- - - - - -" -} - -function get_mode { - local mfile=$1 - if [ -z "${STAT_OPTION:-}" ]; then - if stat -c '%a' "$mfile" >/dev/null 2>&1; then - # GNU stat - STAT_OPTION='-c' - STAT_FORMAT='%a' - else - # BSD stat - STAT_OPTION='-f' - # Octal output, user/group/other (omit file type, sticky bit) - STAT_FORMAT='%OLp' - fi - fi - stat "${STAT_OPTION}" "${STAT_FORMAT}" "$mfile" -} - -function _create { - shopt -s nullglob - local mode - local eof_without_newline - while (( "$#" )); do - file=$1 - if [ -L "$file" ]; then - echo "Path: $file" - symlinkTo=$(readlink "$file") - echo "SymlinkTo: $symlinkTo" - vecho " $file -> $symlinkTo" - div - elif [ -d "$file" ]; then - # Strip trailing slash (if there is one) - file=${file%/} - echo "Directory: $file" - mode=$(get_mode "$file") - echo "Mode: $mode" - vecho "$mode $file/" - div - # Find all files and dirs, including hidden/dot files - for x in "$file/"{*,.[^.]*}; do - _create "$x" - done - elif [ -f "$file" ]; then - echo "Path: $file" - lines=$(wc -l "$file"|awk '{print $1}') - eof_without_newline=0 - if [[ "$(wc -c "$file"|awk '{print $1}')" -gt 0 ]] && \ - [[ "$(tail -c 1 "$file" | wc -l)" -eq 0 ]]; then - eof_without_newline=1 - lines=$((lines+1)) - fi - echo "Lines: $lines" - # Add backslash in front of EOF - # Add backslash in front of NULLBYTE - # Replace null byte with NULLBYTE - if [ $USE_PYTHON -eq 1 ]; then - < "$file" python -c "$PYTHON_CREATE_FILTER" - else - < "$file" \ - sed 's/EOF/\\EOF/g; - s/NULLBYTE/\\NULLBYTE/g; - s/\x0/NULLBYTE/g; - ' - fi - if [[ "$eof_without_newline" -eq 1 ]]; then - # Finish line with EOF to indicate that the original line did - # not end with a linefeed - echo "EOF" - fi - mode=$(get_mode "$file") - echo "Mode: $mode" - vecho "$mode $file" - div - else - echo >&2 "ERROR: file not found ($file in $(pwd))" - exit 2 - fi - shift - done -} - -function create { - ttar_file=$1 - shift - if [ -z "${1:-}" ]; then - echo >&2 "ERROR: missing arguments." - echo - usage 1 - fi - if [ -e "$ttar_file" ]; then - rm "$ttar_file" - fi - exec > "$ttar_file" - echo "# Archive created by ttar $ARG_STRING" - _create "$@" -} - -test_environment - -if [ -n "${CDIR:-}" ]; then - if [[ "$ARCHIVE" != /* ]]; then - # Relative path: preserve the archive's location before changing - # directory - ARCHIVE="$(pwd)/$ARCHIVE" - fi - cd "$CDIR" -fi - -"$CMD" "$ARCHIVE" "$@" diff --git a/vendor/github.com/prometheus/procfs/xfrm.go b/vendor/github.com/prometheus/procfs/xfrm.go deleted file mode 100644 index 8f1508f..0000000 --- a/vendor/github.com/prometheus/procfs/xfrm.go +++ /dev/null @@ -1,187 +0,0 @@ -// Copyright 2017 Prometheus Team -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package procfs - -import ( - "bufio" - "fmt" - "os" - "strconv" - "strings" -) - -// XfrmStat models the contents of /proc/net/xfrm_stat. -type XfrmStat struct { - // All errors which are not matched by other - XfrmInError int - // No buffer is left - XfrmInBufferError int - // Header Error - XfrmInHdrError int - // No state found - // i.e. either inbound SPI, address, or IPSEC protocol at SA is wrong - XfrmInNoStates int - // Transformation protocol specific error - // e.g. SA Key is wrong - XfrmInStateProtoError int - // Transformation mode specific error - XfrmInStateModeError int - // Sequence error - // e.g. sequence number is out of window - XfrmInStateSeqError int - // State is expired - XfrmInStateExpired int - // State has mismatch option - // e.g. UDP encapsulation type is mismatched - XfrmInStateMismatch int - // State is invalid - XfrmInStateInvalid int - // No matching template for states - // e.g. Inbound SAs are correct but SP rule is wrong - XfrmInTmplMismatch int - // No policy is found for states - // e.g. Inbound SAs are correct but no SP is found - XfrmInNoPols int - // Policy discards - XfrmInPolBlock int - // Policy error - XfrmInPolError int - // All errors which are not matched by others - XfrmOutError int - // Bundle generation error - XfrmOutBundleGenError int - // Bundle check error - XfrmOutBundleCheckError int - // No state was found - XfrmOutNoStates int - // Transformation protocol specific error - XfrmOutStateProtoError int - // Transportation mode specific error - XfrmOutStateModeError int - // Sequence error - // i.e sequence number overflow - XfrmOutStateSeqError int - // State is expired - XfrmOutStateExpired int - // Policy discads - XfrmOutPolBlock int - // Policy is dead - XfrmOutPolDead int - // Policy Error - XfrmOutPolError int - XfrmFwdHdrError int - XfrmOutStateInvalid int - XfrmAcquireError int -} - -// NewXfrmStat reads the xfrm_stat statistics. -func NewXfrmStat() (XfrmStat, error) { - fs, err := NewFS(DefaultMountPoint) - if err != nil { - return XfrmStat{}, err - } - - return fs.NewXfrmStat() -} - -// NewXfrmStat reads the xfrm_stat statistics from the 'proc' filesystem. -func (fs FS) NewXfrmStat() (XfrmStat, error) { - file, err := os.Open(fs.Path("net/xfrm_stat")) - if err != nil { - return XfrmStat{}, err - } - defer file.Close() - - var ( - x = XfrmStat{} - s = bufio.NewScanner(file) - ) - - for s.Scan() { - fields := strings.Fields(s.Text()) - - if len(fields) != 2 { - return XfrmStat{}, fmt.Errorf( - "couldn't parse %s line %s", file.Name(), s.Text()) - } - - name := fields[0] - value, err := strconv.Atoi(fields[1]) - if err != nil { - return XfrmStat{}, err - } - - switch name { - case "XfrmInError": - x.XfrmInError = value - case "XfrmInBufferError": - x.XfrmInBufferError = value - case "XfrmInHdrError": - x.XfrmInHdrError = value - case "XfrmInNoStates": - x.XfrmInNoStates = value - case "XfrmInStateProtoError": - x.XfrmInStateProtoError = value - case "XfrmInStateModeError": - x.XfrmInStateModeError = value - case "XfrmInStateSeqError": - x.XfrmInStateSeqError = value - case "XfrmInStateExpired": - x.XfrmInStateExpired = value - case "XfrmInStateInvalid": - x.XfrmInStateInvalid = value - case "XfrmInTmplMismatch": - x.XfrmInTmplMismatch = value - case "XfrmInNoPols": - x.XfrmInNoPols = value - case "XfrmInPolBlock": - x.XfrmInPolBlock = value - case "XfrmInPolError": - x.XfrmInPolError = value - case "XfrmOutError": - x.XfrmOutError = value - case "XfrmInStateMismatch": - x.XfrmInStateMismatch = value - case "XfrmOutBundleGenError": - x.XfrmOutBundleGenError = value - case "XfrmOutBundleCheckError": - x.XfrmOutBundleCheckError = value - case "XfrmOutNoStates": - x.XfrmOutNoStates = value - case "XfrmOutStateProtoError": - x.XfrmOutStateProtoError = value - case "XfrmOutStateModeError": - x.XfrmOutStateModeError = value - case "XfrmOutStateSeqError": - x.XfrmOutStateSeqError = value - case "XfrmOutStateExpired": - x.XfrmOutStateExpired = value - case "XfrmOutPolBlock": - x.XfrmOutPolBlock = value - case "XfrmOutPolDead": - x.XfrmOutPolDead = value - case "XfrmOutPolError": - x.XfrmOutPolError = value - case "XfrmFwdHdrError": - x.XfrmFwdHdrError = value - case "XfrmOutStateInvalid": - x.XfrmOutStateInvalid = value - case "XfrmAcquireError": - x.XfrmAcquireError = value - } - - } - - return x, s.Err() -} diff --git a/vendor/github.com/prometheus/procfs/xfs/parse.go b/vendor/github.com/prometheus/procfs/xfs/parse.go deleted file mode 100644 index 2bc0ef3..0000000 --- a/vendor/github.com/prometheus/procfs/xfs/parse.go +++ /dev/null @@ -1,330 +0,0 @@ -// Copyright 2017 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package xfs - -import ( - "bufio" - "fmt" - "io" - "strings" - - "github.com/prometheus/procfs/internal/util" -) - -// ParseStats parses a Stats from an input io.Reader, using the format -// found in /proc/fs/xfs/stat. -func ParseStats(r io.Reader) (*Stats, error) { - const ( - // Fields parsed into stats structures. - fieldExtentAlloc = "extent_alloc" - fieldAbt = "abt" - fieldBlkMap = "blk_map" - fieldBmbt = "bmbt" - fieldDir = "dir" - fieldTrans = "trans" - fieldIg = "ig" - fieldLog = "log" - fieldRw = "rw" - fieldAttr = "attr" - fieldIcluster = "icluster" - fieldVnodes = "vnodes" - fieldBuf = "buf" - fieldXpc = "xpc" - - // Unimplemented at this time due to lack of documentation. - fieldPushAil = "push_ail" - fieldXstrat = "xstrat" - fieldAbtb2 = "abtb2" - fieldAbtc2 = "abtc2" - fieldBmbt2 = "bmbt2" - fieldIbt2 = "ibt2" - fieldFibt2 = "fibt2" - fieldQm = "qm" - fieldDebug = "debug" - ) - - var xfss Stats - - s := bufio.NewScanner(r) - for s.Scan() { - // Expect at least a string label and a single integer value, ex: - // - abt 0 - // - rw 1 2 - ss := strings.Fields(string(s.Bytes())) - if len(ss) < 2 { - continue - } - label := ss[0] - - // Extended precision counters are uint64 values. - if label == fieldXpc { - us, err := util.ParseUint64s(ss[1:]) - if err != nil { - return nil, err - } - - xfss.ExtendedPrecision, err = extendedPrecisionStats(us) - if err != nil { - return nil, err - } - - continue - } - - // All other counters are uint32 values. - us, err := util.ParseUint32s(ss[1:]) - if err != nil { - return nil, err - } - - switch label { - case fieldExtentAlloc: - xfss.ExtentAllocation, err = extentAllocationStats(us) - case fieldAbt: - xfss.AllocationBTree, err = btreeStats(us) - case fieldBlkMap: - xfss.BlockMapping, err = blockMappingStats(us) - case fieldBmbt: - xfss.BlockMapBTree, err = btreeStats(us) - case fieldDir: - xfss.DirectoryOperation, err = directoryOperationStats(us) - case fieldTrans: - xfss.Transaction, err = transactionStats(us) - case fieldIg: - xfss.InodeOperation, err = inodeOperationStats(us) - case fieldLog: - xfss.LogOperation, err = logOperationStats(us) - case fieldRw: - xfss.ReadWrite, err = readWriteStats(us) - case fieldAttr: - xfss.AttributeOperation, err = attributeOperationStats(us) - case fieldIcluster: - xfss.InodeClustering, err = inodeClusteringStats(us) - case fieldVnodes: - xfss.Vnode, err = vnodeStats(us) - case fieldBuf: - xfss.Buffer, err = bufferStats(us) - } - if err != nil { - return nil, err - } - } - - return &xfss, s.Err() -} - -// extentAllocationStats builds an ExtentAllocationStats from a slice of uint32s. -func extentAllocationStats(us []uint32) (ExtentAllocationStats, error) { - if l := len(us); l != 4 { - return ExtentAllocationStats{}, fmt.Errorf("incorrect number of values for XFS extent allocation stats: %d", l) - } - - return ExtentAllocationStats{ - ExtentsAllocated: us[0], - BlocksAllocated: us[1], - ExtentsFreed: us[2], - BlocksFreed: us[3], - }, nil -} - -// btreeStats builds a BTreeStats from a slice of uint32s. -func btreeStats(us []uint32) (BTreeStats, error) { - if l := len(us); l != 4 { - return BTreeStats{}, fmt.Errorf("incorrect number of values for XFS btree stats: %d", l) - } - - return BTreeStats{ - Lookups: us[0], - Compares: us[1], - RecordsInserted: us[2], - RecordsDeleted: us[3], - }, nil -} - -// BlockMappingStat builds a BlockMappingStats from a slice of uint32s. -func blockMappingStats(us []uint32) (BlockMappingStats, error) { - if l := len(us); l != 7 { - return BlockMappingStats{}, fmt.Errorf("incorrect number of values for XFS block mapping stats: %d", l) - } - - return BlockMappingStats{ - Reads: us[0], - Writes: us[1], - Unmaps: us[2], - ExtentListInsertions: us[3], - ExtentListDeletions: us[4], - ExtentListLookups: us[5], - ExtentListCompares: us[6], - }, nil -} - -// DirectoryOperationStats builds a DirectoryOperationStats from a slice of uint32s. -func directoryOperationStats(us []uint32) (DirectoryOperationStats, error) { - if l := len(us); l != 4 { - return DirectoryOperationStats{}, fmt.Errorf("incorrect number of values for XFS directory operation stats: %d", l) - } - - return DirectoryOperationStats{ - Lookups: us[0], - Creates: us[1], - Removes: us[2], - Getdents: us[3], - }, nil -} - -// TransactionStats builds a TransactionStats from a slice of uint32s. -func transactionStats(us []uint32) (TransactionStats, error) { - if l := len(us); l != 3 { - return TransactionStats{}, fmt.Errorf("incorrect number of values for XFS transaction stats: %d", l) - } - - return TransactionStats{ - Sync: us[0], - Async: us[1], - Empty: us[2], - }, nil -} - -// InodeOperationStats builds an InodeOperationStats from a slice of uint32s. -func inodeOperationStats(us []uint32) (InodeOperationStats, error) { - if l := len(us); l != 7 { - return InodeOperationStats{}, fmt.Errorf("incorrect number of values for XFS inode operation stats: %d", l) - } - - return InodeOperationStats{ - Attempts: us[0], - Found: us[1], - Recycle: us[2], - Missed: us[3], - Duplicate: us[4], - Reclaims: us[5], - AttributeChange: us[6], - }, nil -} - -// LogOperationStats builds a LogOperationStats from a slice of uint32s. -func logOperationStats(us []uint32) (LogOperationStats, error) { - if l := len(us); l != 5 { - return LogOperationStats{}, fmt.Errorf("incorrect number of values for XFS log operation stats: %d", l) - } - - return LogOperationStats{ - Writes: us[0], - Blocks: us[1], - NoInternalBuffers: us[2], - Force: us[3], - ForceSleep: us[4], - }, nil -} - -// ReadWriteStats builds a ReadWriteStats from a slice of uint32s. -func readWriteStats(us []uint32) (ReadWriteStats, error) { - if l := len(us); l != 2 { - return ReadWriteStats{}, fmt.Errorf("incorrect number of values for XFS read write stats: %d", l) - } - - return ReadWriteStats{ - Read: us[0], - Write: us[1], - }, nil -} - -// AttributeOperationStats builds an AttributeOperationStats from a slice of uint32s. -func attributeOperationStats(us []uint32) (AttributeOperationStats, error) { - if l := len(us); l != 4 { - return AttributeOperationStats{}, fmt.Errorf("incorrect number of values for XFS attribute operation stats: %d", l) - } - - return AttributeOperationStats{ - Get: us[0], - Set: us[1], - Remove: us[2], - List: us[3], - }, nil -} - -// InodeClusteringStats builds an InodeClusteringStats from a slice of uint32s. -func inodeClusteringStats(us []uint32) (InodeClusteringStats, error) { - if l := len(us); l != 3 { - return InodeClusteringStats{}, fmt.Errorf("incorrect number of values for XFS inode clustering stats: %d", l) - } - - return InodeClusteringStats{ - Iflush: us[0], - Flush: us[1], - FlushInode: us[2], - }, nil -} - -// VnodeStats builds a VnodeStats from a slice of uint32s. -func vnodeStats(us []uint32) (VnodeStats, error) { - // The attribute "Free" appears to not be available on older XFS - // stats versions. Therefore, 7 or 8 elements may appear in - // this slice. - l := len(us) - if l != 7 && l != 8 { - return VnodeStats{}, fmt.Errorf("incorrect number of values for XFS vnode stats: %d", l) - } - - s := VnodeStats{ - Active: us[0], - Allocate: us[1], - Get: us[2], - Hold: us[3], - Release: us[4], - Reclaim: us[5], - Remove: us[6], - } - - // Skip adding free, unless it is present. The zero value will - // be used in place of an actual count. - if l == 7 { - return s, nil - } - - s.Free = us[7] - return s, nil -} - -// BufferStats builds a BufferStats from a slice of uint32s. -func bufferStats(us []uint32) (BufferStats, error) { - if l := len(us); l != 9 { - return BufferStats{}, fmt.Errorf("incorrect number of values for XFS buffer stats: %d", l) - } - - return BufferStats{ - Get: us[0], - Create: us[1], - GetLocked: us[2], - GetLockedWaited: us[3], - BusyLocked: us[4], - MissLocked: us[5], - PageRetries: us[6], - PageFound: us[7], - GetRead: us[8], - }, nil -} - -// ExtendedPrecisionStats builds an ExtendedPrecisionStats from a slice of uint32s. -func extendedPrecisionStats(us []uint64) (ExtendedPrecisionStats, error) { - if l := len(us); l != 3 { - return ExtendedPrecisionStats{}, fmt.Errorf("incorrect number of values for XFS extended precision stats: %d", l) - } - - return ExtendedPrecisionStats{ - FlushBytes: us[0], - WriteBytes: us[1], - ReadBytes: us[2], - }, nil -} diff --git a/vendor/github.com/prometheus/procfs/xfs/xfs.go b/vendor/github.com/prometheus/procfs/xfs/xfs.go deleted file mode 100644 index d86794b..0000000 --- a/vendor/github.com/prometheus/procfs/xfs/xfs.go +++ /dev/null @@ -1,163 +0,0 @@ -// Copyright 2017 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package xfs provides access to statistics exposed by the XFS filesystem. -package xfs - -// Stats contains XFS filesystem runtime statistics, parsed from -// /proc/fs/xfs/stat. -// -// The names and meanings of each statistic were taken from -// http://xfs.org/index.php/Runtime_Stats and xfs_stats.h in the Linux -// kernel source. Most counters are uint32s (same data types used in -// xfs_stats.h), but some of the "extended precision stats" are uint64s. -type Stats struct { - // The name of the filesystem used to source these statistics. - // If empty, this indicates aggregated statistics for all XFS - // filesystems on the host. - Name string - - ExtentAllocation ExtentAllocationStats - AllocationBTree BTreeStats - BlockMapping BlockMappingStats - BlockMapBTree BTreeStats - DirectoryOperation DirectoryOperationStats - Transaction TransactionStats - InodeOperation InodeOperationStats - LogOperation LogOperationStats - ReadWrite ReadWriteStats - AttributeOperation AttributeOperationStats - InodeClustering InodeClusteringStats - Vnode VnodeStats - Buffer BufferStats - ExtendedPrecision ExtendedPrecisionStats -} - -// ExtentAllocationStats contains statistics regarding XFS extent allocations. -type ExtentAllocationStats struct { - ExtentsAllocated uint32 - BlocksAllocated uint32 - ExtentsFreed uint32 - BlocksFreed uint32 -} - -// BTreeStats contains statistics regarding an XFS internal B-tree. -type BTreeStats struct { - Lookups uint32 - Compares uint32 - RecordsInserted uint32 - RecordsDeleted uint32 -} - -// BlockMappingStats contains statistics regarding XFS block maps. -type BlockMappingStats struct { - Reads uint32 - Writes uint32 - Unmaps uint32 - ExtentListInsertions uint32 - ExtentListDeletions uint32 - ExtentListLookups uint32 - ExtentListCompares uint32 -} - -// DirectoryOperationStats contains statistics regarding XFS directory entries. -type DirectoryOperationStats struct { - Lookups uint32 - Creates uint32 - Removes uint32 - Getdents uint32 -} - -// TransactionStats contains statistics regarding XFS metadata transactions. -type TransactionStats struct { - Sync uint32 - Async uint32 - Empty uint32 -} - -// InodeOperationStats contains statistics regarding XFS inode operations. -type InodeOperationStats struct { - Attempts uint32 - Found uint32 - Recycle uint32 - Missed uint32 - Duplicate uint32 - Reclaims uint32 - AttributeChange uint32 -} - -// LogOperationStats contains statistics regarding the XFS log buffer. -type LogOperationStats struct { - Writes uint32 - Blocks uint32 - NoInternalBuffers uint32 - Force uint32 - ForceSleep uint32 -} - -// ReadWriteStats contains statistics regarding the number of read and write -// system calls for XFS filesystems. -type ReadWriteStats struct { - Read uint32 - Write uint32 -} - -// AttributeOperationStats contains statistics regarding manipulation of -// XFS extended file attributes. -type AttributeOperationStats struct { - Get uint32 - Set uint32 - Remove uint32 - List uint32 -} - -// InodeClusteringStats contains statistics regarding XFS inode clustering -// operations. -type InodeClusteringStats struct { - Iflush uint32 - Flush uint32 - FlushInode uint32 -} - -// VnodeStats contains statistics regarding XFS vnode operations. -type VnodeStats struct { - Active uint32 - Allocate uint32 - Get uint32 - Hold uint32 - Release uint32 - Reclaim uint32 - Remove uint32 - Free uint32 -} - -// BufferStats contains statistics regarding XFS read/write I/O buffers. -type BufferStats struct { - Get uint32 - Create uint32 - GetLocked uint32 - GetLockedWaited uint32 - BusyLocked uint32 - MissLocked uint32 - PageRetries uint32 - PageFound uint32 - GetRead uint32 -} - -// ExtendedPrecisionStats contains high precision counters used to track the -// total number of bytes read, written, or flushed, during XFS operations. -type ExtendedPrecisionStats struct { - FlushBytes uint64 - WriteBytes uint64 - ReadBytes uint64 -} |