diff options
Diffstat (limited to 'vendor/google.golang.org/api/transport')
11 files changed, 329 insertions, 71 deletions
diff --git a/vendor/google.golang.org/api/transport/dial.go b/vendor/google.golang.org/api/transport/dial.go index 91d8325..c4c3719 100644 --- a/vendor/google.golang.org/api/transport/dial.go +++ b/vendor/google.golang.org/api/transport/dial.go @@ -21,10 +21,8 @@ import ( "net/http" "golang.org/x/net/context" - "golang.org/x/oauth2/google" "google.golang.org/grpc" - "google.golang.org/api/internal" "google.golang.org/api/option" gtransport "google.golang.org/api/transport/grpc" htransport "google.golang.org/api/transport/http" @@ -49,13 +47,3 @@ func DialGRPC(ctx context.Context, opts ...option.ClientOption) (*grpc.ClientCon func DialGRPCInsecure(ctx context.Context, opts ...option.ClientOption) (*grpc.ClientConn, error) { return gtransport.DialInsecure(ctx, opts...) } - -// Creds constructs a google.DefaultCredentials from the information in the options, -// or obtains the default credentials in the same way as google.FindDefaultCredentials. -func Creds(ctx context.Context, opts ...option.ClientOption) (*google.DefaultCredentials, error) { - var ds internal.DialSettings - for _, opt := range opts { - opt.Apply(&ds) - } - return internal.Creds(ctx, &ds) -} diff --git a/vendor/google.golang.org/api/transport/go19.go b/vendor/google.golang.org/api/transport/go19.go new file mode 100644 index 0000000..0177e56 --- /dev/null +++ b/vendor/google.golang.org/api/transport/go19.go @@ -0,0 +1,34 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build go1.9 + +package transport + +import ( + "golang.org/x/net/context" + "golang.org/x/oauth2/google" + "google.golang.org/api/internal" + "google.golang.org/api/option" +) + +// Creds constructs a google.Credentials from the information in the options, +// or obtains the default credentials in the same way as google.FindDefaultCredentials. +func Creds(ctx context.Context, opts ...option.ClientOption) (*google.Credentials, error) { + var ds internal.DialSettings + for _, opt := range opts { + opt.Apply(&ds) + } + return internal.Creds(ctx, &ds) +} diff --git a/vendor/google.golang.org/api/transport/grpc/dial.go b/vendor/google.golang.org/api/transport/grpc/dial.go index 8a23bd3..2b8ed6b 100644 --- a/vendor/google.golang.org/api/transport/grpc/dial.go +++ b/vendor/google.golang.org/api/transport/grpc/dial.go @@ -34,50 +34,51 @@ var appengineDialerHook func(context.Context) grpc.DialOption // Dial returns a GRPC connection for use communicating with a Google cloud // service, configured with the given ClientOptions. func Dial(ctx context.Context, opts ...option.ClientOption) (*grpc.ClientConn, error) { - var o internal.DialSettings - for _, opt := range opts { - opt.Apply(&o) - } - if o.HTTPClient != nil { - return nil, errors.New("unsupported HTTP client specified") - } - if o.GRPCConn != nil { - return o.GRPCConn, nil - } - creds, err := internal.Creds(ctx, &o) - if err != nil { - return nil, err - } - grpcOpts := []grpc.DialOption{ - grpc.WithPerRPCCredentials(oauth.TokenSource{creds.TokenSource}), - grpc.WithTransportCredentials(credentials.NewClientTLSFromCert(nil, "")), - } - if appengineDialerHook != nil { - // Use the Socket API on App Engine. - grpcOpts = append(grpcOpts, appengineDialerHook(ctx)) - } - grpcOpts = append(grpcOpts, o.GRPCDialOpts...) - if o.UserAgent != "" { - grpcOpts = append(grpcOpts, grpc.WithUserAgent(o.UserAgent)) - } - return grpc.DialContext(ctx, o.Endpoint, grpcOpts...) + return dial(ctx, false, opts) } // DialInsecure returns an insecure GRPC connection for use communicating // with fake or mock Google cloud service implementations, such as emulators. // The connection is configured with the given ClientOptions. func DialInsecure(ctx context.Context, opts ...option.ClientOption) (*grpc.ClientConn, error) { + return dial(ctx, true, opts) +} + +func dial(ctx context.Context, insecure bool, opts []option.ClientOption) (*grpc.ClientConn, error) { var o internal.DialSettings for _, opt := range opts { opt.Apply(&o) } + if err := o.Validate(); err != nil { + return nil, err + } if o.HTTPClient != nil { return nil, errors.New("unsupported HTTP client specified") } if o.GRPCConn != nil { return o.GRPCConn, nil } - grpcOpts := []grpc.DialOption{grpc.WithInsecure()} + var grpcOpts []grpc.DialOption + if insecure { + grpcOpts = []grpc.DialOption{grpc.WithInsecure()} + } else if !o.NoAuth { + creds, err := internal.Creds(ctx, &o) + if err != nil { + return nil, err + } + grpcOpts = []grpc.DialOption{ + grpc.WithPerRPCCredentials(oauth.TokenSource{creds.TokenSource}), + grpc.WithTransportCredentials(credentials.NewClientTLSFromCert(nil, "")), + } + } + if appengineDialerHook != nil { + // Use the Socket API on App Engine. + grpcOpts = append(grpcOpts, appengineDialerHook(ctx)) + } + // Add tracing, but before the other options, so that clients can override the + // gRPC stats handler. + // This assumes that gRPC options are processed in order, left to right. + grpcOpts = addOCStatsHandler(grpcOpts) grpcOpts = append(grpcOpts, o.GRPCDialOpts...) if o.UserAgent != "" { grpcOpts = append(grpcOpts, grpc.WithUserAgent(o.UserAgent)) diff --git a/vendor/google.golang.org/api/transport/grpc/dial_appengine.go b/vendor/google.golang.org/api/transport/grpc/dial_appengine.go new file mode 100644 index 0000000..a40cef2 --- /dev/null +++ b/vendor/google.golang.org/api/transport/grpc/dial_appengine.go @@ -0,0 +1,41 @@ +// Copyright 2016 Google Inc. All Rights Reserved. +// +// 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. + +// +build appengine + +package grpc + +import ( + "net" + "time" + + "golang.org/x/net/context" + "google.golang.org/appengine" + "google.golang.org/appengine/socket" + "google.golang.org/grpc" +) + +func init() { + // NOTE: dev_appserver doesn't currently support SSL. + // When it does, this code can be removed. + if appengine.IsDevAppServer() { + return + } + + appengineDialerHook = func(ctx context.Context) grpc.DialOption { + return grpc.WithDialer(func(addr string, timeout time.Duration) (net.Conn, error) { + return socket.DialTimeout(ctx, "tcp", addr, timeout) + }) + } +} diff --git a/vendor/google.golang.org/api/transport/grpc/go18.go b/vendor/google.golang.org/api/transport/grpc/go18.go new file mode 100644 index 0000000..a4b4a99 --- /dev/null +++ b/vendor/google.golang.org/api/transport/grpc/go18.go @@ -0,0 +1,26 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build go1.8 + +package grpc + +import ( + "go.opencensus.io/plugin/ocgrpc" + "google.golang.org/grpc" +) + +func addOCStatsHandler(opts []grpc.DialOption) []grpc.DialOption { + return append(opts, grpc.WithStatsHandler(&ocgrpc.ClientHandler{})) +} diff --git a/vendor/google.golang.org/api/transport/grpc/not_go18.go b/vendor/google.golang.org/api/transport/grpc/not_go18.go new file mode 100644 index 0000000..f509d86 --- /dev/null +++ b/vendor/google.golang.org/api/transport/grpc/not_go18.go @@ -0,0 +1,21 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build !go1.8 + +package grpc + +import "google.golang.org/grpc" + +func addOCStatsHandler(opts []grpc.DialOption) []grpc.DialOption { return opts } diff --git a/vendor/google.golang.org/api/transport/http/dial.go b/vendor/google.golang.org/api/transport/http/dial.go index a04956d..5184ff5 100644 --- a/vendor/google.golang.org/api/transport/http/dial.go +++ b/vendor/google.golang.org/api/transport/http/dial.go @@ -32,43 +32,74 @@ import ( // service, configured with the given ClientOptions. It also returns the endpoint // for the service as specified in the options. func NewClient(ctx context.Context, opts ...option.ClientOption) (*http.Client, string, error) { - var o internal.DialSettings - for _, opt := range opts { - opt.Apply(&o) - } - if o.GRPCConn != nil { - return nil, "", errors.New("unsupported gRPC connection specified") + settings, err := newSettings(opts) + if err != nil { + return nil, "", err } // TODO(cbro): consider injecting the User-Agent even if an explicit HTTP client is provided? - if o.HTTPClient != nil { - return o.HTTPClient, o.Endpoint, nil + if settings.HTTPClient != nil { + return settings.HTTPClient, settings.Endpoint, nil } - if o.APIKey != "" { - hc := &http.Client{ - Transport: &transport.APIKey{ - Key: o.APIKey, - Transport: userAgentTransport{ - base: baseTransport(ctx), - userAgent: o.UserAgent, - }, - }, - } - return hc, o.Endpoint, nil - } - creds, err := internal.Creds(ctx, &o) + trans, err := newTransport(ctx, defaultBaseTransport(ctx), settings) if err != nil { return nil, "", err } - hc := &http.Client{ - Transport: &oauth2.Transport{ + return &http.Client{Transport: trans}, settings.Endpoint, nil +} + +// NewTransport creates an http.RoundTripper for use communicating with a Google +// cloud service, configured with the given ClientOptions. Its RoundTrip method delegates to base. +func NewTransport(ctx context.Context, base http.RoundTripper, opts ...option.ClientOption) (http.RoundTripper, error) { + settings, err := newSettings(opts) + if err != nil { + return nil, err + } + if settings.HTTPClient != nil { + return nil, errors.New("transport/http: WithHTTPClient passed to NewTransport") + } + return newTransport(ctx, base, settings) +} + +func newTransport(ctx context.Context, base http.RoundTripper, settings *internal.DialSettings) (http.RoundTripper, error) { + trans := base + trans = userAgentTransport{ + base: trans, + userAgent: settings.UserAgent, + } + trans = addOCTransport(trans) + switch { + case settings.NoAuth: + // Do nothing. + case settings.APIKey != "": + trans = &transport.APIKey{ + Transport: trans, + Key: settings.APIKey, + } + default: + creds, err := internal.Creds(ctx, settings) + if err != nil { + return nil, err + } + trans = &oauth2.Transport{ + Base: trans, Source: creds.TokenSource, - Base: userAgentTransport{ - base: baseTransport(ctx), - userAgent: o.UserAgent, - }, - }, + } + } + return trans, nil +} + +func newSettings(opts []option.ClientOption) (*internal.DialSettings, error) { + var o internal.DialSettings + for _, opt := range opts { + opt.Apply(&o) + } + if err := o.Validate(); err != nil { + return nil, err + } + if o.GRPCConn != nil { + return nil, errors.New("unsupported gRPC connection specified") } - return hc, o.Endpoint, nil + return &o, nil } type userAgentTransport struct { @@ -97,9 +128,9 @@ func (t userAgentTransport) RoundTrip(req *http.Request) (*http.Response, error) // Set at init time by dial_appengine.go. If nil, we're not on App Engine. var appengineUrlfetchHook func(context.Context) http.RoundTripper -// baseTransport returns the base HTTP transport. +// defaultBaseTransport returns the base HTTP transport. // On App Engine, this is urlfetch.Transport, otherwise it's http.DefaultTransport. -func baseTransport(ctx context.Context) http.RoundTripper { +func defaultBaseTransport(ctx context.Context) http.RoundTripper { if appengineUrlfetchHook != nil { return appengineUrlfetchHook(ctx) } diff --git a/vendor/google.golang.org/api/transport/http/dial_appengine.go b/vendor/google.golang.org/api/transport/http/dial_appengine.go new file mode 100644 index 0000000..0cdef74 --- /dev/null +++ b/vendor/google.golang.org/api/transport/http/dial_appengine.go @@ -0,0 +1,30 @@ +// Copyright 2016 Google Inc. All Rights Reserved. +// +// 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. + +// +build appengine + +package http + +import ( + "net/http" + + "golang.org/x/net/context" + "google.golang.org/appengine/urlfetch" +) + +func init() { + appengineUrlfetchHook = func(ctx context.Context) http.RoundTripper { + return &urlfetch.Transport{Context: ctx} + } +} diff --git a/vendor/google.golang.org/api/transport/http/go18.go b/vendor/google.golang.org/api/transport/http/go18.go new file mode 100644 index 0000000..1d4bb8e --- /dev/null +++ b/vendor/google.golang.org/api/transport/http/go18.go @@ -0,0 +1,31 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build go1.8 + +package http + +import ( + "net/http" + + "go.opencensus.io/exporter/stackdriver/propagation" + "go.opencensus.io/plugin/ochttp" +) + +func addOCTransport(trans http.RoundTripper) http.RoundTripper { + return &ochttp.Transport{ + Base: trans, + Propagation: &propagation.HTTPFormat{}, + } +} diff --git a/vendor/google.golang.org/api/transport/http/not_go18.go b/vendor/google.golang.org/api/transport/http/not_go18.go new file mode 100644 index 0000000..628a21a --- /dev/null +++ b/vendor/google.golang.org/api/transport/http/not_go18.go @@ -0,0 +1,21 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build !go1.8 + +package http + +import "net/http" + +func addOCTransport(trans http.RoundTripper) http.RoundTripper { return trans } diff --git a/vendor/google.golang.org/api/transport/not_go19.go b/vendor/google.golang.org/api/transport/not_go19.go new file mode 100644 index 0000000..4489bc9 --- /dev/null +++ b/vendor/google.golang.org/api/transport/not_go19.go @@ -0,0 +1,34 @@ +// Copyright 2018 Google Inc. All Rights Reserved. +// +// 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. + +// +build !go1.9 + +package transport + +import ( + "golang.org/x/net/context" + "golang.org/x/oauth2/google" + "google.golang.org/api/internal" + "google.golang.org/api/option" +) + +// Creds constructs a google.DefaultCredentials from the information in the options, +// or obtains the default credentials in the same way as google.FindDefaultCredentials. +func Creds(ctx context.Context, opts ...option.ClientOption) (*google.DefaultCredentials, error) { + var ds internal.DialSettings + for _, opt := range opts { + opt.Apply(&ds) + } + return internal.Creds(ctx, &ds) +} |