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authorNiall Sheridan <nsheridan@gmail.com>2016-12-29 21:53:26 +0000
committerNiall Sheridan <nsheridan@gmail.com>2016-12-29 21:53:26 +0000
commit8066efd45861e7c024fc1daabc6d002266a527e7 (patch)
treee74617e8d96dfbc84c3e8a4cd085208979cc05c0 /server
parentd9f4e83e87acb5f099e612e3693a37aceead6315 (diff)
Use vendored s3 wkfs
Diffstat (limited to 'server')
-rw-r--r--server/wkfs/s3fs/s3.go157
1 files changed, 0 insertions, 157 deletions
diff --git a/server/wkfs/s3fs/s3.go b/server/wkfs/s3fs/s3.go
deleted file mode 100644
index 331b55f..0000000
--- a/server/wkfs/s3fs/s3.go
+++ /dev/null
@@ -1,157 +0,0 @@
-package s3fs
-
-import (
- "bytes"
- "errors"
- "io/ioutil"
- "os"
- "path"
- "strings"
- "time"
-
- "go4.org/wkfs"
-
- "github.com/aws/aws-sdk-go/aws"
- "github.com/aws/aws-sdk-go/aws/awserr"
- "github.com/aws/aws-sdk-go/aws/credentials"
- "github.com/aws/aws-sdk-go/aws/session"
- "github.com/aws/aws-sdk-go/service/s3"
- "github.com/nsheridan/cashier/server/config"
-)
-
-// Register the /s3/ filesystem as a well-known filesystem.
-func Register(config *config.AWS) {
- if config == nil {
- registerBrokenFS(errors.New("aws credentials not found"))
- return
- }
- ac := &aws.Config{}
- // If region is unset the SDK will attempt to read the region from the environment.
- if config.Region != "" {
- ac.Region = aws.String(config.Region)
- }
- // Attempt to get credentials from the cashier config.
- // Otherwise check for standard credentials. If neither are present register the fs as broken.
- // TODO: implement this as a provider.
- if config.AccessKey != "" && config.SecretKey != "" {
- ac.Credentials = credentials.NewStaticCredentials(config.AccessKey, config.SecretKey, "")
- } else {
- _, err := session.New().Config.Credentials.Get()
- if err != nil {
- registerBrokenFS(errors.New("aws credentials not found"))
- return
- }
- }
- sc := s3.New(session.New(ac))
- if aws.StringValue(sc.Config.Region) == "" {
- registerBrokenFS(errors.New("aws region configuration not found"))
- return
- }
- wkfs.RegisterFS("/s3/", &s3FS{
- sc: sc,
- })
-}
-
-func registerBrokenFS(err error) {
- wkfs.RegisterFS("/s3/", &s3FS{
- err: err,
- })
-}
-
-type s3FS struct {
- sc *s3.S3
- err error
-}
-
-func (fs *s3FS) parseName(name string) (bucket, fileName string, err error) {
- if fs.err != nil {
- return "", "", fs.err
- }
- name = strings.TrimPrefix(name, "/s3/")
- i := strings.Index(name, "/")
- if i < 0 {
- return name, "", nil
- }
- return name[:i], name[i+1:], nil
-}
-
-// Open opens the named file for reading.
-func (fs *s3FS) Open(name string) (wkfs.File, error) {
- bucket, fileName, err := fs.parseName(name)
- if err != nil {
- return nil, err
- }
- obj, err := fs.sc.GetObject(&s3.GetObjectInput{
- Bucket: &bucket,
- Key: &fileName,
- })
- if err != nil {
- return nil, err
- }
- defer obj.Body.Close()
- slurp, err := ioutil.ReadAll(obj.Body)
- if err != nil {
- return nil, err
- }
- return &file{
- name: name,
- Reader: bytes.NewReader(slurp),
- }, nil
-}
-
-func (fs *s3FS) Stat(name string) (os.FileInfo, error) { return fs.Lstat(name) }
-func (fs *s3FS) Lstat(name string) (os.FileInfo, error) {
- bucket, fileName, err := fs.parseName(name)
- if err != nil {
- return nil, err
- }
- obj, err := fs.sc.GetObject(&s3.GetObjectInput{
- Bucket: &bucket,
- Key: &fileName,
- })
- if err != nil {
- if awsErr, ok := err.(awserr.Error); ok {
- if awsErr.Code() == "NoSuchKey" {
- return nil, os.ErrNotExist
- }
- }
- }
- if err != nil {
- return nil, err
- }
- return &statInfo{
- name: path.Base(fileName),
- size: *obj.ContentLength,
- }, nil
-}
-
-func (fs *s3FS) MkdirAll(path string, perm os.FileMode) error { return nil }
-
-func (fs *s3FS) OpenFile(name string, flag int, perm os.FileMode) (wkfs.FileWriter, error) {
- return nil, errors.New("not implemented")
-}
-
-type statInfo struct {
- name string
- size int64
- isDir bool
- modtime time.Time
-}
-
-func (si *statInfo) IsDir() bool { return si.isDir }
-func (si *statInfo) ModTime() time.Time { return si.modtime }
-func (si *statInfo) Mode() os.FileMode { return 0644 }
-func (si *statInfo) Name() string { return path.Base(si.name) }
-func (si *statInfo) Size() int64 { return si.size }
-func (si *statInfo) Sys() interface{} { return nil }
-
-type file struct {
- name string
- *bytes.Reader
-}
-
-func (*file) Close() error { return nil }
-func (f *file) Name() string { return path.Base(f.name) }
-func (f *file) Stat() (os.FileInfo, error) {
- panic("Stat not implemented on /s3/ files yet")
-}