78 lines
2.8 KiB
Go
78 lines
2.8 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package storage
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"net/url"
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"path"
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"codeberg.org/gruf/go-store/kv"
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"codeberg.org/gruf/go-store/storage"
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"github.com/minio/minio-go/v7"
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"github.com/minio/minio-go/v7/pkg/credentials"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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)
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var ErrNotSupported = errors.New("driver does not suppport functionality")
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var ErrAlreadyExists = errors.New("storage key already exists")
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// Driver implements the functionality to store and retrieve blobs
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// (images,video,audio)
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type Driver interface {
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Get(ctx context.Context, key string) ([]byte, error)
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GetStream(ctx context.Context, key string) (io.ReadCloser, error)
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PutStream(ctx context.Context, key string, r io.Reader) error
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Put(ctx context.Context, key string, value []byte) error
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Delete(ctx context.Context, key string) error
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URL(ctx context.Context, key string) *url.URL
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}
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func AutoConfig() (Driver, error) {
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switch config.GetStorageBackend() {
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case "s3":
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mc, err := minio.New(config.GetStorageS3Endpoint(), &minio.Options{
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Creds: credentials.NewStaticV4(config.GetStorageS3AccessKey(), config.GetStorageS3SecretKey(), ""),
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Secure: config.GetStorageS3UseSSL(),
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})
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if err != nil {
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return nil, fmt.Errorf("creating minio client: %w", err)
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}
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return NewS3(mc, config.GetStorageS3BucketName()), nil
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case "local":
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storageBasePath := config.GetStorageLocalBasePath()
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storage, err := kv.OpenFile(storageBasePath, &storage.DiskConfig{
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// Put the store lockfile in the storage dir itself.
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// Normally this would not be safe, since we could end up
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// overwriting the lockfile if we store a file called 'store.lock'.
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// However, in this case it's OK because the keys are set by
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// GtS and not the user, so we know we're never going to overwrite it.
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LockFile: path.Join(storageBasePath, "store.lock"),
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})
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if err != nil {
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return nil, fmt.Errorf("error creating storage backend: %s", err)
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}
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return &Local{KVStore: storage}, nil
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}
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return nil, fmt.Errorf("invalid storage backend %s", config.GetStorageBackend())
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}
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