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cloud storage providers: remove head bucket requests

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let's just assume the bucket exists on "stat" requests for the "/" path

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
This commit is contained in:
Nicola Murino 2022-08-11 08:31:51 +02:00
parent a61211d32c
commit 526f6e0f6b
No known key found for this signature in database
GPG key ID: 2F1FB59433D5A8CB
6 changed files with 11 additions and 121 deletions
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2
go.mod
View file

@ -70,7 +70,7 @@ require (
golang.org/x/oauth2 v0.0.0-20220808172628-8227340efae7
golang.org/x/sys v0.0.0-20220808155132-1c4a2a72c664
golang.org/x/time v0.0.0-20220722155302-e5dcc9cfc0b9
google.golang.org/api v0.91.0
google.golang.org/api v0.92.0
gopkg.in/natefinch/lumberjack.v2 v2.0.0
)

4
go.sum
View file

@ -1118,8 +1118,8 @@ google.golang.org/api v0.80.0/go.mod h1:xY3nI94gbvBrE0J6NHXhxOmW97HG7Khjkku6AFB3
google.golang.org/api v0.84.0/go.mod h1:NTsGnUFJMYROtiquksZHBWtHfeMC7iYthki7Eq3pa8o=
google.golang.org/api v0.85.0/go.mod h1:AqZf8Ep9uZ2pyTvgL+x0D3Zt0eoT9b5E8fmzfu6FO2g=
google.golang.org/api v0.86.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
google.golang.org/api v0.91.0 h1:731+JzuwaJoZXRQGmPoBiV+SrsAfUaIkdMCWTcQNPyA=
google.golang.org/api v0.91.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
google.golang.org/api v0.92.0 h1:8JHk7q/+rJla+iRsWj9FQ9/wjv2M1SKtpKSdmLhxPT0=
google.golang.org/api v0.92.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=

63
internal/metric/metric.go
View file

@ -399,18 +399,6 @@ var (
Help: "The total number of S3 head object errors",
})
// totalS3HeadBucket is the metric that reports the total successful S3 head bucket requests
totalS3HeadBucket = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_s3_head_bucket",
Help: "The total number of successful S3 head bucket requests",
})
// totalS3HeadBucketErrors is the metric that reports the total S3 head bucket errors
totalS3HeadBucketErrors = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_s3_head_bucket_errors",
Help: "The total number of S3 head bucket errors",
})
// totalGCSUploads is the metric that reports the total number of successful GCS uploads
totalGCSUploads = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_gcs_uploads_total",
@ -495,18 +483,6 @@ var (
Help: "The total number of GCS head object errors",
})
// totalGCSHeadBucket is the metric that reports the total successful GCS head bucket requests
totalGCSHeadBucket = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_gcs_head_bucket",
Help: "The total number of successful GCS head bucket requests",
})
// totalGCSHeadBucketErrors is the metric that reports the total GCS head bucket errors
totalGCSHeadBucketErrors = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_gcs_head_bucket_errors",
Help: "The total number of GCS head bucket errors",
})
// totalAZUploads is the metric that reports the total number of successful Azure uploads
totalAZUploads = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_az_uploads_total",
@ -591,18 +567,6 @@ var (
Help: "The total number of Azure head object errors",
})
// totalAZHeadContainer is the metric that reports the total successful Azure head container requests
totalAZHeadContainer = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_az_head_container",
Help: "The total number of successful Azure head container requests",
})
// totalAZHeadContainerErrors is the metric that reports the total Azure head container errors
totalAZHeadContainerErrors = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_az_head_container_errors",
Help: "The total number of Azure head container errors",
})
// totalSFTPFsUploads is the metric that reports the total number of successful SFTPFs uploads
totalSFTPFsUploads = promauto.NewCounter(prometheus.CounterOpts{
Name: "sftpgo_sftpfs_uploads_total",
@ -766,15 +730,6 @@ func S3HeadObjectCompleted(err error) {
}
}
// S3HeadBucketCompleted updates metrics after a S3 head bucket request terminates
func S3HeadBucketCompleted(err error) {
if err == nil {
totalS3HeadBucket.Inc()
} else {
totalS3HeadBucketErrors.Inc()
}
}
// GCSTransferCompleted updates metrics after a GCS upload or a download
func GCSTransferCompleted(bytes int64, transferKind int, err error) {
if transferKind == 0 {
@ -832,15 +787,6 @@ func GCSHeadObjectCompleted(err error) {
}
}
// GCSHeadBucketCompleted updates metrics after a GCS head bucket request terminates
func GCSHeadBucketCompleted(err error) {
if err == nil {
totalGCSHeadBucket.Inc()
} else {
totalGCSHeadBucketErrors.Inc()
}
}
// AZTransferCompleted updates metrics after a Azure upload or a download
func AZTransferCompleted(bytes int64, transferKind int, err error) {
if transferKind == 0 {
@ -898,15 +844,6 @@ func AZHeadObjectCompleted(err error) {
}
}
// AZHeadContainerCompleted updates metrics after a Azure head container request terminates
func AZHeadContainerCompleted(err error) {
if err == nil {
totalAZHeadContainer.Inc()
} else {
totalAZHeadContainerErrors.Inc()
}
}
// sftpFsTransferCompleted updates metrics after an SFTPFs upload or a download
func sftpFsTransferCompleted(bytesSent, bytesReceived int64, transferKind int, err error) {
if transferKind == 0 {

30
internal/vfs/azblobfs.go
View file

@ -56,12 +56,11 @@ type AzureBlobFs struct {
connectionID string
localTempDir string
// if not empty this fs is mouted as virtual folder in the specified path
mountPath string
config *AzBlobFsConfig
hasContainerAccess bool
containerClient *azblob.ContainerClient
ctxTimeout time.Duration
ctxLongTimeout time.Duration
mountPath string
config *AzBlobFsConfig
containerClient *azblob.ContainerClient
ctxTimeout time.Duration
ctxLongTimeout time.Duration
}
func init() {
@ -124,7 +123,6 @@ func NewAzBlobFs(connectionID, localTempDir, mountPath string, config AzBlobFsCo
}
fs.containerClient, err = svc.NewContainerClient(fs.config.Container)
}
fs.hasContainerAccess = false
return fs, err
}
@ -142,7 +140,6 @@ func NewAzBlobFs(connectionID, localTempDir, mountPath string, config AzBlobFsCo
if err != nil {
return fs, fmt.Errorf("invalid credentials: %v", err)
}
fs.hasContainerAccess = true
fs.containerClient, err = svc.NewContainerClient(fs.config.Container)
return fs, err
}
@ -162,13 +159,7 @@ func (fs *AzureBlobFs) ConnectionID() string {
// Stat returns a FileInfo describing the named file
func (fs *AzureBlobFs) Stat(name string) (os.FileInfo, error) {
if name == "" || name == "." {
if fs.hasContainerAccess {
err := fs.checkIfBucketExists()
if err != nil {
return nil, err
}
}
if name == "" || name == "/" || name == "." {
return updateFileInfoModTime(fs.getStorageID(), name, NewFileInfo(name, true, 0, time.Now(), false))
}
if fs.config.KeyPrefix == name+"/" {
@ -835,15 +826,6 @@ func (fs *AzureBlobFs) setConfigDefaults() {
}
}
func (fs *AzureBlobFs) checkIfBucketExists() error {
ctx, cancelFn := context.WithDeadline(context.Background(), time.Now().Add(fs.ctxTimeout))
defer cancelFn()
_, err := fs.containerClient.GetProperties(ctx, &azblob.ContainerGetPropertiesOptions{})
metric.AZHeadContainerCompleted(err)
return err
}
func (fs *AzureBlobFs) hasContents(name string) (bool, error) {
result := false
prefix := fs.getPrefix(name)

16
internal/vfs/gcsfs.go
View file

@ -114,11 +114,7 @@ func (fs *GCSFs) ConnectionID() string {
// Stat returns a FileInfo describing the named file
func (fs *GCSFs) Stat(name string) (os.FileInfo, error) {
if name == "" || name == "." {
err := fs.checkIfBucketExists()
if err != nil {
return nil, err
}
if name == "" || name == "/" || name == "." {
return updateFileInfoModTime(fs.getStorageID(), name, NewFileInfo(name, true, 0, time.Now(), false))
}
if fs.config.KeyPrefix == name+"/" {
@ -762,16 +758,6 @@ func (fs *GCSFs) getObjectStat(name string) (string, os.FileInfo, error) {
return name + "/", info, err
}
func (fs *GCSFs) checkIfBucketExists() error {
ctx, cancelFn := context.WithDeadline(context.Background(), time.Now().Add(fs.ctxTimeout))
defer cancelFn()
bkt := fs.svc.Bucket(fs.config.Bucket)
_, err := bkt.Attrs(ctx)
metric.GCSHeadBucketCompleted(err)
return err
}
func (fs *GCSFs) hasContents(name string) (bool, error) {
result := false
prefix := fs.getPrefix(name)

17
internal/vfs/s3fs.go
View file

@ -151,14 +151,10 @@ func (fs *S3Fs) ConnectionID() string {
func (fs *S3Fs) Stat(name string) (os.FileInfo, error) {
var result *FileInfo
if name == "" || name == "/" || name == "." {
err := fs.checkIfBucketExists()
if err != nil {
return result, err
}
return updateFileInfoModTime(fs.getStorageID(), name, NewFileInfo(name, true, 0, time.Now(), false))
}
if fs.config.KeyPrefix == name+"/" {
return NewFileInfo(name, true, 0, time.Now(), false), nil
return updateFileInfoModTime(fs.getStorageID(), name, NewFileInfo(name, true, 0, time.Now(), false))
}
obj, err := fs.headObject(name)
if err == nil {
@ -755,17 +751,6 @@ func (fs *S3Fs) resolve(name *string, prefix string) (string, bool) {
return result, isDir
}
func (fs *S3Fs) checkIfBucketExists() error {
ctx, cancelFn := context.WithDeadline(context.Background(), time.Now().Add(fs.ctxTimeout))
defer cancelFn()
_, err := fs.svc.HeadBucket(ctx, &s3.HeadBucketInput{
Bucket: aws.String(fs.config.Bucket),
})
metric.S3HeadBucketCompleted(err)
return err
}
func (fs *S3Fs) setConfigDefaults() {
if fs.config.UploadPartSize == 0 {
fs.config.UploadPartSize = manager.DefaultUploadPartSize