1 files changed, 24 insertions, 0 deletions

diff --git a/fctdrive/src/main.rs b/fctdrive/src/main.rs
index 12955bd..3a8e5f9 100644
--- a/fctdrive/src/main.rs
+++ b/fctdrive/src/main.rs
@@ -19,6 +19,14 @@ const BLOB_STORE_HIERARCHY_DEPTH: usize = 4;
 #[derive(Debug)]
 pub struct InvalidBlobId;
 
+impl Display for InvalidBlobId {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "invalid blob id")
+    }
+}
+
+impl std::error::Error for InvalidBlobId {}
+
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq, Hash)]
 pub struct BlobId([u8; 32]);
 
@@ -688,6 +696,7 @@ enum Cmd {
     Rename(RenameArgs),
     Ls(LsArgs),
     Import(ImportArgs),
+    Blob(BlobArgs),
 }
 
 #[derive(Debug, Args)]
@@ -781,6 +790,14 @@ struct ImportArgs {
     path: PathBuf,
 }
 
+#[derive(Debug, Args)]
+struct BlobArgs {
+    #[clap(flatten)]
+    common: CliCommon,
+
+    blob_id: BlobId,
+}
+
 fn main() {
     let cli = Cli::parse();
 
@@ -791,6 +808,7 @@ fn main() {
         Cmd::Rename(args) => cmd_rename(args),
         Cmd::Ls(args) => cmd_ls(args),
         Cmd::Import(args) => cmd_import(args),
+        Cmd::Blob(args) => cmd_blob(args),
     }
 }
 
@@ -1039,6 +1057,12 @@ fn cmd_import(args: ImportArgs) {
     common_write_log_file(&args.common, &ops);
 }
 
+fn cmd_blob(args: BlobArgs) {
+    let store = common_create_blob_store(&args.common);
+    let path = blob_path(&store, &args.blob_id);
+    println!("{}", path.display());
+}
+
 fn collect_all_file_paths(root: &Path) -> Vec<PathBuf> {
     let mut queue = vec![root.to_path_buf()];
     let mut files = vec![];