Diffstat (limited to 'internal/client/input')
| -rw-r--r-- | internal/client/input/b2.go | 7 | ||||
| -rw-r--r-- | internal/client/input/input_client_interface.go | 2 | ||||
| -rw-r--r-- | internal/client/input/local_unix.go | 6 | ||||
| -rw-r--r-- | internal/client/input/s3.go | 157 |
4 files changed, 170 insertions, 2 deletions
diff --git a/internal/client/input/b2.go b/internal/client/input/b2.go index db68268..fe94333 100644 --- a/internal/client/input/b2.go +++ b/internal/client/input/b2.go @@ -16,6 +16,7 @@ var _ InputClient = (*B2InputClient)(nil) type B2InputClient struct { prefix string bucket *b2.Bucket + bucketName string b2cl *b2.Client knownExtensions []string } @@ -36,7 +37,7 @@ func NewB2InputClient(cfg *config.InputConfig) (InputClient, error) { return nil, err } - return &B2InputClient{b2cl: b2cl, bucket: bucket, prefix: b2cfg.Prefix, knownExtensions: cfg.KnownExtensions}, nil + return &B2InputClient{b2cl: b2cl, bucket: bucket, bucketName: b2cfg.BucketName, prefix: b2cfg.Prefix, knownExtensions: cfg.KnownExtensions}, nil } func (c *B2InputClient) Scan() ([]string, error) { @@ -120,6 +121,10 @@ func (c *B2InputClient) ReadMetadata(path string) (*MetadataStruct, error) { return &metadata, nil } +func (c *B2InputClient) ID(path string) string { + return fmt.Sprintf("b2://%s/%s%s", c.bucketName, c.prefix, path) +} + func (c *B2InputClient) GetReader(path string) (io.ReadCloser, error) { obj := c.bucket.Object(c.prefix + path) if obj == nil { diff --git a/internal/client/input/input_client_interface.go b/internal/client/input/input_client_interface.go index 4930aa0..dca64db 100644 --- a/internal/client/input/input_client_interface.go +++ b/internal/client/input/input_client_interface.go @@ -11,6 +11,7 @@ type InputClient interface { Scan() ([]string, error) ReadMetadata(string) (*MetadataStruct, error) GetReader(string) (io.ReadCloser, error) + ID(path string) string } type MetadataStruct struct { @@ -26,5 +27,6 @@ type MetadataStruct struct { var NewInputClientMap = map[string]func(cfg *config.InputConfig) (InputClient, error){ "b2": NewB2InputClient, + "s3": NewS3InputClient, "local-unix": NewLocalUnixInputClient, } diff --git a/internal/client/input/local_unix.go b/internal/client/input/local_unix.go index 27a7947..21b08a9 100644 --- a/internal/client/input/local_unix.go +++ b/internal/client/input/local_unix.go @@ -85,7 +85,7 @@ func (c *LocalUnixInputClient) ReadMetadata(path string) (*MetadataStruct, error } stat_t := fileInfo.Sys().(*syscall.Stat_t) - creationTime := time.Unix(stat_t.Ctim.Sec, stat_t.Ctim.Nsec) + creationTime := time.Unix(stat_t.Ctimespec.Sec, stat_t.Ctimespec.Nsec) return &MetadataStruct{ Name: fileInfo.Name(), @@ -99,6 +99,10 @@ func (c *LocalUnixInputClient) ReadMetadata(path string) (*MetadataStruct, error }, nil } +func (c *LocalUnixInputClient) ID(path string) string { + return fmt.Sprintf("local-unix://%s%s", c.path, path) +} + func (c *LocalUnixInputClient) GetReader(path string) (io.ReadCloser, error) { return os.Open(c.path + path) } diff --git a/internal/client/input/s3.go b/internal/client/input/s3.go new file mode 100644 index 0000000..00684c2 --- /dev/null +++ b/internal/client/input/s3.go @@ -0,0 +1,157 @@ +package input + +import ( + "context" + "fmt" + "io" + "slices" + "strings" + + "github.com/aws/aws-sdk-go-v2/aws" + awsconfig "github.com/aws/aws-sdk-go-v2/config" + "github.com/aws/aws-sdk-go-v2/credentials" + "github.com/aws/aws-sdk-go-v2/service/s3" + + "github.com/SayaAndy/saya-today-thumbnail-generator/config" +) + +var _ InputClient = (*S3InputClient)(nil) + +type S3InputClient struct { + prefix string + bucketName string + s3cl *s3.Client + knownExtensions []string +} + +func NewS3InputClient(cfg *config.InputConfig) (InputClient, error) { + if cfg.Storage.Type != "s3" { + return nil, fmt.Errorf("invalid storage type for S3InputClient") + } + s3cfg := cfg.Storage.Config.(*config.S3Config) + + s3cl, err := newS3Client(s3cfg) + if err != nil { + return nil, fmt.Errorf("create S3 client: %w", err) + } + + return &S3InputClient{ + s3cl: s3cl, + bucketName: s3cfg.BucketName, + prefix: s3cfg.Prefix, + knownExtensions: cfg.KnownExtensions, + }, nil +} + +func (c *S3InputClient) Scan() ([]string, error) { + var filePaths []string + + paginator := s3.NewListObjectsV2Paginator(c.s3cl, &s3.ListObjectsV2Input{ + Bucket: aws.String(c.bucketName), + Prefix: aws.String(c.prefix), + }) + + for paginator.HasMorePages() { + output, err := paginator.NextPage(context.Background()) + if err != nil { + return nil, fmt.Errorf("list S3 objects: %w", err) + } + + for _, obj := range output.Contents { + name := aws.ToString(obj.Key) + + if len(c.knownExtensions) != 0 { + nameParts := strings.Split(name, ".") + if len(nameParts) < 2 { + continue + } + ext := strings.ToLower(nameParts[len(nameParts)-1]) + if !slices.Contains(c.knownExtensions, ext) { + continue + } + } + + filePaths = append(filePaths, strings.TrimPrefix(name, c.prefix)) + } + } + + return filePaths, nil +} + +func (c *S3InputClient) ReadMetadata(path string) (*MetadataStruct, error) { + key := c.prefix + path + + head, err := c.s3cl.HeadObject(context.Background(), &s3.HeadObjectInput{ + Bucket: aws.String(c.bucketName), + Key: aws.String(key), + }) + if err != nil { + return nil, fmt.Errorf("head S3 object %s: %w", key, err) + } + + metadata := MetadataStruct{ + Name: key, + StorageType: "s3", + Hash: strings.Trim(aws.ToString(head.ETag), "\""), + ContentType: aws.ToString(head.ContentType), + Misc: head.Metadata, + } + + if head.ContentLength != nil { + metadata.Size = *head.ContentLength + } + if head.LastModified != nil { + metadata.LastModified = *head.LastModified + metadata.FirstCreated = *head.LastModified + } + + return &metadata, nil +} + +func (c *S3InputClient) ID(path string) string { + return fmt.Sprintf("s3://%s/%s%s", c.bucketName, c.prefix, path) +} + +func (c *S3InputClient) GetReader(path string) (io.ReadCloser, error) { + key := c.prefix + path + + output, err := c.s3cl.GetObject(context.Background(), &s3.GetObjectInput{ + Bucket: aws.String(c.bucketName), + Key: aws.String(key), + }) + if err != nil { + return nil, fmt.Errorf("get S3 object %s: %w", key, err) + } + + return output.Body, nil +} + +func newS3Client(cfg *config.S3Config) (*s3.Client, error) { + opts := []func(*awsconfig.LoadOptions) error{ + awsconfig.WithRegion(cfg.Region), + } + + if cfg.AccessKeyID != "" && cfg.SecretAccessKey != "" { + opts = append(opts, awsconfig.WithCredentialsProvider( + credentials.NewStaticCredentialsProvider(cfg.AccessKeyID, cfg.SecretAccessKey, ""), + )) + } + + awsCfg, err := awsconfig.LoadDefaultConfig(context.Background(), opts...) + if err != nil { + return nil, fmt.Errorf("load AWS config: %w", err) + } + + var s3Opts []func(*s3.Options) + if cfg.Endpoint != "" { + s3Opts = append(s3Opts, func(o *s3.Options) { + o.BaseEndpoint = aws.String(cfg.Endpoint) + }) + } + s3Opts = append(s3Opts, func(o *s3.Options) { + o.UsePathStyle = cfg.UsePathStyle + o.DisableLogOutputChecksumValidationSkipped = true + }) + + return s3.NewFromConfig(awsCfg, s3Opts...), nil +} |