Files
kopia/cli/storage_gcs.go
Jarek Kowalski 62edab618f throtting: implemented a Throttler based on token bucket and configur… (#1512)
* throtting: implemented a Throttler based on token bucket and configurable window.

* cli: rewired throttle options to use common Limits structure and helpers

The JSON is backwards compatible.

* blob: remove explicit throttling from gcs,s3,b2 & azure

* cleanup: removed internal/throttle

* repo: add throttling wrapper around storage at the repository level

* throttling: expose APIs to get limits and add validation

* server: expose API to get/set throttle in a running server

* pr feedback
2021-11-16 07:39:26 -08:00

45 lines
1.4 KiB
Go

package cli
import (
"context"
"encoding/json"
"os"
"github.com/alecthomas/kingpin"
"github.com/pkg/errors"
"github.com/kopia/kopia/repo/blob"
"github.com/kopia/kopia/repo/blob/gcs"
)
type storageGCSFlags struct {
options gcs.Options
embedCredentials bool
}
func (c *storageGCSFlags) setup(_ storageProviderServices, cmd *kingpin.CmdClause) {
cmd.Flag("bucket", "Name of the Google Cloud Storage bucket").Required().StringVar(&c.options.BucketName)
cmd.Flag("prefix", "Prefix to use for objects in the bucket").StringVar(&c.options.Prefix)
cmd.Flag("read-only", "Use read-only GCS scope to prevent write access").BoolVar(&c.options.ReadOnly)
cmd.Flag("credentials-file", "Use the provided JSON file with credentials").ExistingFileVar(&c.options.ServiceAccountCredentialsFile)
cmd.Flag("embed-credentials", "Embed GCS credentials JSON in Kopia configuration").BoolVar(&c.embedCredentials)
commonThrottlingFlags(cmd, &c.options.Limits)
}
func (c *storageGCSFlags) connect(ctx context.Context, isCreate bool, formatVersion int) (blob.Storage, error) {
if c.embedCredentials {
data, err := os.ReadFile(c.options.ServiceAccountCredentialsFile)
if err != nil {
return nil, errors.Wrap(err, "unable to open service account credentials file")
}
c.options.ServiceAccountCredentialJSON = json.RawMessage(data)
c.options.ServiceAccountCredentialsFile = ""
}
// nolint:wrapcheck
return gcs.New(ctx, &c.options)
}