Update cli flags

README.md

@@ -26,7 +26,10 @@ OPTIONS:
         --api-key <api-key>
             An optional string to be checked on requests to privileged endpoints [env: PICTRS_API_KEY=]
 
-    -f, --format <format>
+    -f, --filters <filters>...
+            An optional list of filters to permit, supports 'identity', 'thumbnail', 'resize', 'crop', and 'blur' [env:
+            PICTRS_ALLOWED_FILTERS=]
+    -i, --image-format <image-format>
             An optional image format to convert all uploaded files into, supports 'jpg', 'png', and 'webp' [env:
             PICTRS_FORMAT=]
     -m, --max-file-size <max-file-size>
@@ -42,9 +45,6 @@ OPTIONS:
             Enable OpenTelemetry Tracing exports to the given OpenTelemetry collector [env: PICTRS_OPENTELEMETRY_URL=]
 
     -p, --path <path>                              The path to the data directory, e.g. data/ [env: PICTRS_PATH=]
-    -w, --whitelist <whitelist>...
-            An optional list of filters to whitelist, supports 'identity', 'thumbnail', and 'blur' [env:
-            PICTRS_FILTER_WHITELIST=]
 ```
 
 #### Example:

src/config.rs

@@ -33,15 +33,15 @@ pub(crate) struct Config {
         env = "PICTRS_FORMAT",
         help = "An optional image format to convert all uploaded files into, supports 'jpg', 'png', and 'webp'"
     )]
-    format: Option<Format>,
+    image_format: Option<Format>,
 
     #[structopt(
         short,
         long,
-        env = "PICTRS_FILTER_WHITELIST",
+        env = "PICTRS_ALLOWED_FILTERS",
-        help = "An optional list of filters to whitelist, supports 'identity', 'thumbnail', and 'blur'"
+        help = "An optional list of filters to permit, supports 'identity', 'thumbnail', 'resize', 'crop', and 'blur'"
     )]
-    whitelist: Option<Vec<String>>,
+    filters: Option<Vec<String>>,
 
     #[structopt(
         short,
@@ -94,13 +94,11 @@ impl Config {
     }
 
     pub(crate) fn format(&self) -> Option<Format> {
-        self.format.clone()
+        self.image_format.clone()
     }
 
-    pub(crate) fn filter_whitelist(&self) -> Option<HashSet<String>> {
+    pub(crate) fn allowed_filters(&self) -> Option<HashSet<String>> {
-        self.whitelist
+        self.filters.as_ref().map(|wl| wl.iter().cloned().collect())
-            .as_ref()
-            .map(|wl| wl.iter().cloned().collect())
     }
 
     pub(crate) fn validate_imports(&self) -> bool {

src/main.rs

@@ -408,7 +408,7 @@ async fn prepare_process(
     query: web::Query<ProcessQuery>,
     ext: &str,
     manager: &UploadManager,
-    whitelist: &Option<HashSet<String>>,
+    filters: &Option<HashSet<String>>,
 ) -> Result<(Format, String, PathBuf, Vec<String>), Error> {
     let (alias, operations) =
         query
@@ -429,10 +429,10 @@ async fn prepare_process(
 
     let name = manager.from_alias(alias).await?;
 
-    let operations = if let Some(whitelist) = whitelist.as_ref() {
+    let operations = if let Some(filters) = filters.as_ref() {
         operations
             .into_iter()
-            .filter(|(k, _)| whitelist.contains(&k.to_lowercase()))
+            .filter(|(k, _)| filters.contains(&k.to_lowercase()))
             .collect()
     } else {
         operations
@@ -450,15 +450,15 @@ async fn prepare_process(
     Ok((format, name, thumbnail_path, thumbnail_args))
 }
 
-#[instrument(name = "Fetching derived details", skip(manager, whitelist))]
+#[instrument(name = "Fetching derived details", skip(manager, filters))]
 async fn process_details(
     query: web::Query<ProcessQuery>,
     ext: web::Path<String>,
     manager: web::Data<UploadManager>,
-    whitelist: web::Data<Option<HashSet<String>>>,
+    filters: web::Data<Option<HashSet<String>>>,
 ) -> Result<HttpResponse, Error> {
     let (_, name, thumbnail_path, _) =
-        prepare_process(query, ext.as_str(), &manager, &whitelist).await?;
+        prepare_process(query, ext.as_str(), &manager, &filters).await?;
 
     let real_path = manager
         .variant_path(&thumbnail_path, &name)
@@ -473,16 +473,16 @@ async fn process_details(
 }
 
 /// Process files
-#[instrument(name = "Serving processed image", skip(manager, whitelist))]
+#[instrument(name = "Serving processed image", skip(manager, filters))]
 async fn process(
     range: Option<range::RangeHeader>,
     query: web::Query<ProcessQuery>,
     ext: web::Path<String>,
     manager: web::Data<UploadManager>,
-    whitelist: web::Data<Option<HashSet<String>>>,
+    filters: web::Data<Option<HashSet<String>>>,
 ) -> Result<HttpResponse, Error> {
     let (format, name, thumbnail_path, thumbnail_args) =
-        prepare_process(query, ext.as_str(), &manager, &whitelist).await?;
+        prepare_process(query, ext.as_str(), &manager, &filters).await?;
 
     let real_path_opt = manager.variant_path(&thumbnail_path, &name).await?;
 
@@ -948,7 +948,7 @@ async fn main() -> Result<(), anyhow::Error> {
             .wrap(Deadline)
             .app_data(web::Data::new(manager.clone()))
             .app_data(web::Data::new(client))
-            .app_data(web::Data::new(CONFIG.filter_whitelist()))
+            .app_data(web::Data::new(CONFIG.allowed_filters()))
             .service(
                 web::scope("/image")
                     .service(