add support for path-style s3 access

Author: chocolatkey

CHANGELOG.MD

@@ -4,11 +4,15 @@ All notable changes to this project will be documented in this file.
 
 **Warning:** Features marked as *alpha* may change or be removed in a future release without notice. Use with caution.
 
-## [0.1.0] - 2025-04-30
+## [0.2.1] - 2025-06-08
 
 ### Added
 
-- Created this project based on the command-line utilities from the [https://github.com/readium/go-toolkit](Go Toolkit)
+- Add `--s3-use-path-style` flag to enable broader support for S3-like services that use the deprecated path-style bucket access (especially useful in docker environments)
+
+### Fixed
+
+- The version output from the CLI was incorrect, consisting of the go-toolkit version. [It is now](https://github.com/readium/cli/pull/32) a combination of the CLI and go-toolkit version
 
 ## [0.2.0] - 2025-05-21
 
@@ -19,4 +23,10 @@ All notable changes to this project will be documented in this file.
 ### Changed
 
 - Upgraded go-toolkit from v0.9.0 to v0.10.1
-- Default hashing algorithms for inspected images changed from SHA-256 + MD5 to just SHA-256
+- Default hashing algorithms for inspected images changed from SHA-256 + MD5 to just SHA-256
+
+## [0.1.0] - 2025-04-30
+
+### Added
+
+- Created this project based on the command-line utilities from the [https://github.com/readium/go-toolkit](Go Toolkit)

internal/cli/serve.go

@@ -35,6 +35,7 @@ var s3EndpointFlag string
 var s3RegionFlag string
 var s3AccessKeyFlag string
 var s3SecretKeyFlag string
+var s3UsePathStyleFlag bool
 
 var httpAuthorizationFlag string
 
@@ -120,6 +121,7 @@ to the internet except for testing/debugging purposes.`,
 					o.BaseEndpoint = aws.String(s3EndpointFlag)
 				}
 				o.DisableLogOutputChecksumValidationSkipped = true // Non-AWS S3 tends not to support this and it causes logspam
+				o.UsePathStyle = s3UsePathStyleFlag
 			})
 		} else {
 			slog.Warn("S3 credentials retrieval failed, S3 support will be disabled", "error", err)
@@ -188,6 +190,7 @@ func init() {
 	serveCmd.Flags().StringVar(&s3RegionFlag, "s3-region", "auto", "S3 region")
 	serveCmd.Flags().StringVar(&s3AccessKeyFlag, "s3-access-key", "", "S3 access key")
 	serveCmd.Flags().StringVar(&s3SecretKeyFlag, "s3-secret-key", "", "S3 secret key")
+	serveCmd.Flags().BoolVar(&s3UsePathStyleFlag, "s3-use-path-style", false, "Use S3 path style buckets (default is to use virtual hosts)")
 
 	serveCmd.Flags().StringVar(&httpAuthorizationFlag, "http-authorization", "", "HTTP authorization header value (e.g. 'Bearer <token>' or 'Basic <base64-credentials>')")