Update readme, cleanup migration key on completion

README.md

@@ -9,7 +9,7 @@ _a simple image hosting service_
 ## Usage
 ### Running
 ```
-pict-rs 0.3.0-alpha.42
+pict-rs 0.3.0-alpha.43
 
 USAGE:
     pict-rs [FLAGS] [OPTIONS] [SUBCOMMAND]
@@ -33,6 +33,7 @@ OPTIONS:
         --max-image-area <max-image-area>          Specify the maximum area in pixels allowed in an image
         --max-image-height <max-image-height>      Specify the maximum width in pixels allowed on an image
         --max-image-width <max-image-width>        Specify the maximum width in pixels allowed on an image
+        --migrate-file <migrate-file>              Path to a file defining a store migration
     -o, --opentelemetry-url <opentelemetry-url>
             Enable OpenTelemetry Tracing exports to the given OpenTelemetry collector
 
@@ -45,7 +46,7 @@ SUBCOMMANDS:
 ```
 
 ```
-pict-rs-file-store 0.3.0-alpha.42
+pict-rs-file-store 0.3.0-alpha.43
 
 USAGE:
     pict-rs file-store [OPTIONS]
@@ -55,11 +56,11 @@ FLAGS:
     -V, --version    Prints version information
 
 OPTIONS:
-        --path <path> 
+        --path <path>    Path in which pict-rs will create it's 'files' directory
 ```
 
 ```
-pict-rs-s3-store 0.3.0-alpha.42
+pict-rs-s3-store 0.3.0-alpha.43
 
 USAGE:
     pict-rs s3-store [OPTIONS] --bucket-name <bucket-name> --region <region>
@@ -70,14 +71,16 @@ FLAGS:
 
 OPTIONS:
         --access-key <access-key>            
-        --bucket-name <bucket-name>          
+        --bucket-name <bucket-name>          Name of the bucket in which pict-rs will store images
-        --region <region>                    
+        --region <region>                    Region in which the bucket exists, can be an http endpoint
         --secret-key <secret-key>            
         --security-token <security-token>    
         --session-token <session-token>  
 ```
 
-See [`pict-rs.toml`](https://git.asonix.dog/asonix/pict-rs/src/branch/main/pict-rs.toml) for more configuration
+See [`pict-rs.toml`](https://git.asonix.dog/asonix/pict-rs/src/branch/main/pict-rs.toml) and 
+[`migrate.toml`](https://git.asonix.dog/asonix/pict-rs/src/branch/main/migrate.toml) for more
+configuration
 
 #### Example:
 Running on all interfaces, port 8080, storing data in /opt/data

migrate.toml

@@ -0,0 +1,13 @@
+## Store config where files currently exist
+# see [store] documentation in pict-rs.toml for more info
+[from]
+type = "file_store"
+
+## Store config where files will be moved to
+# see [store] documentation in pict-rs.toml for more info
+[to]
+type = 's3_store'
+bucket_name = 'pict-rs'
+region = 'http://minio:9000'
+access_key = '09ODZ3BGBISV4U92JLIM'
+secret_key = 'j35YE9RrxhBP0dpiD5mmdXRXvPkEJR4k6zK12q3o'

src/upload_manager.rs

@@ -150,6 +150,10 @@ impl UploadManager {
             settings?;
         }
 
+        // clean up the migration key to avoid interfering with future migrations
+        self.inner.settings_tree.remove(STORE_MIGRATION_PROGRESS)?;
+        self.inner.settings_tree.flush_async().await?;
+
         Ok(())
     }