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gcs.go
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gcs.go
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package main
import (
"context"
"cloud.google.com/go/storage"
"google.golang.org/api/iterator"
)
type gcsProvider struct {
bucket string
prefix string
baseURL string
client *storage.Client
ctx context.Context
b *storage.BucketHandle
}
// List returns the files in an gcs bucket.
func (c *gcsProvider) List(prefix, delimiter, marker string, max int, q *storage.Query) (files []object, err error) {
resp := c.b.Objects(c.ctx, q)
// append to files
for {
f, err := resp.Next()
if err == iterator.Done {
break
}
if err != nil {
return nil, err
}
files = append(files, object{
Name: f.Name,
Size: f.Size,
BaseURL: c.BaseURL(),
})
}
return files, nil
}
// Prefix returns the prefix in an gcs bucket.
func (c *gcsProvider) Prefix() string {
return c.prefix
}
// BaseURL returns the baseURL in an gcs bucket.
func (c *gcsProvider) BaseURL() string {
return c.baseURL
}