Add danger_dummy_mode

defaults.toml

@@ -1,6 +1,7 @@
 [server]
 address = "0.0.0.0:8080"
 read_only = false
+danger_dummy_mode = false
 max_file_count = 1
 
 [client]

pict-rs.toml

@@ -12,6 +12,14 @@ address = '0.0.0.0:8080'
 # This can be useful if you need to run a copy of pict-rs while performing maintenance.
 read_only = false
 
+## Optional: whether to run pict-rs without dependencies.
+# environment variable: PICTRS__SERVER__DANGER_DUMMY_MODE
+# default: false
+#
+# This means pict-rs will not be able to inspect metadata of uploaded media, or perform processing
+# on it. This mode is provided for use in test environments. It should not be used in production.
+danger_dummy_mode = false
+
 ## Optional: shared secret for internal endpoints
 # environment variable: PICTRS__SERVER__API_KEY
 # default: empty

src/config/commandline.rs

@@ -100,6 +100,7 @@ impl Args {
                 media_video_quality_2160,
                 media_filters,
                 read_only,
+                danger_dummy_mode,
                 max_file_count,
                 store,
             }) => {
@@ -107,6 +108,7 @@ impl Args {
                     address,
                     api_key,
                     read_only,
+                    danger_dummy_mode,
                     max_file_count,
                 };
 
@@ -509,6 +511,8 @@ struct Server {
     api_key: Option<String>,
     #[serde(skip_serializing_if = "std::ops::Not::not")]
     read_only: bool,
+    #[serde(skip_serializing_if = "std::ops::Not::not")]
+    danger_dummy_mode: bool,
     #[serde(skip_serializing_if = "Option::is_none")]
     max_file_count: Option<u32>,
 }
@@ -1097,6 +1101,11 @@ struct Run {
     #[arg(long)]
     read_only: bool,
 
+    /// Allow running without ffmpeg, imagemagick, or exiftool. This will allow hosting arbitrary
+    /// files and provide inaccurate metadata for uploaded media
+    #[arg(long)]
+    danger_dummy_mode: bool,
+
     #[command(subcommand)]
     store: Option<RunStore>,
 }

src/config/defaults.rs

@@ -21,6 +21,7 @@ pub(crate) struct Defaults {
 struct ServerDefaults {
     address: SocketAddr,
     read_only: bool,
+    danger_dummy_mode: bool,
     max_file_count: u32,
 }
 
@@ -181,6 +182,7 @@ impl Default for ServerDefaults {
         ServerDefaults {
             address: "0.0.0.0:8080".parse().expect("Valid address string"),
             read_only: false,
+            danger_dummy_mode: false,
             max_file_count: 1,
         }
     }

src/config/file.rs

@@ -113,6 +113,8 @@ pub(crate) struct Server {
 
     pub(crate) read_only: bool,
 
+    pub(crate) danger_dummy_mode: bool,
+
     pub(crate) max_file_count: u32,
 }
 

src/details.rs

@@ -119,6 +119,18 @@ impl Details {
         }
     }
 
+    pub(crate) fn danger_dummy(format: InternalFormat) -> Self {
+        Self::from_parts_full(
+            format,
+            0,
+            0,
+            None,
+            HumanDate {
+                timestamp: time::OffsetDateTime::now_utc(),
+            },
+        )
+    }
+
     pub(crate) fn from_parts_full(
         format: InternalFormat,
         width: u16,

src/generate.rs

@@ -42,7 +42,7 @@ impl Drop for MetricsGuard {
 }
 
 #[allow(clippy::too_many_arguments)]
-#[tracing::instrument(skip(repo, store, hash, process_map, media))]
+#[tracing::instrument(skip(repo, store, hash, process_map, config))]
 pub(crate) async fn generate<S: Store + 'static>(
     tmp_dir: &TmpDir,
     repo: &ArcRepo,
@@ -52,9 +52,19 @@ pub(crate) async fn generate<S: Store + 'static>(
     thumbnail_path: PathBuf,
     thumbnail_args: Vec<String>,
     original_details: &Details,
-    media: &crate::config::Media,
+    config: &crate::config::Configuration,
     hash: Hash,
 ) -> Result<(Details, Bytes), Error> {
+    if config.server.danger_dummy_mode {
+        let identifier = repo
+            .identifier(hash)
+            .await?
+            .ok_or(UploadError::MissingIdentifier)?;
+
+        let bytes = store.to_bytes(&identifier, None, None).await?.into_bytes();
+
+        Ok((original_details.clone(), bytes))
+    } else {
         let process_fut = process(
             tmp_dir,
             repo,
@@ -63,7 +73,7 @@ pub(crate) async fn generate<S: Store + 'static>(
             thumbnail_path.clone(),
             thumbnail_args,
             original_details,
-        media,
+            config,
             hash.clone(),
         );
 
@@ -72,10 +82,11 @@ pub(crate) async fn generate<S: Store + 'static>(
             .await?;
 
         Ok((details, bytes))
+    }
 }
 
 #[allow(clippy::too_many_arguments)]
-#[tracing::instrument(skip(repo, store, hash, media))]
+#[tracing::instrument(skip(repo, store, hash, config))]
 async fn process<S: Store + 'static>(
     tmp_dir: &TmpDir,
     repo: &ArcRepo,
@@ -84,7 +95,7 @@ async fn process<S: Store + 'static>(
     thumbnail_path: PathBuf,
     thumbnail_args: Vec<String>,
     original_details: &Details,
-    media: &crate::config::Media,
+    config: &crate::config::Configuration,
     hash: Hash,
 ) -> Result<(Details, Bytes), Error> {
     let guard = MetricsGuard::guard();
@@ -97,22 +108,12 @@ async fn process<S: Store + 'static>(
         output_format,
         hash.clone(),
         original_details,
-        media,
+        &config.media,
     )
     .await?;
 
-    let input_details = if let Some(details) = repo.details(&identifier).await? {
+    let input_details =
-        details
+        crate::ensure_details_identifier(tmp_dir, repo, store, config, &identifier).await?;
-    } else {
-        let bytes_stream = store.to_bytes(&identifier, None, None).await?;
-
-        let details =
-            Details::from_bytes(tmp_dir, media.process_timeout, bytes_stream.into_bytes()).await?;
-
-        repo.relate_details(&identifier, &details).await?;
-
-        details
-    };
 
     let input_format = input_details
         .internal_format()
@@ -122,8 +123,8 @@ async fn process<S: Store + 'static>(
     let format = input_format.process_to(output_format);
 
     let quality = match format {
-        ProcessableFormat::Image(format) => media.image.quality_for(format),
+        ProcessableFormat::Image(format) => config.media.image.quality_for(format),
-        ProcessableFormat::Animation(format) => media.animation.quality_for(format),
+        ProcessableFormat::Animation(format) => config.media.animation.quality_for(format),
     };
 
     let mut processed_reader = crate::magick::process_image_store_read(
@@ -134,7 +135,7 @@ async fn process<S: Store + 'static>(
         input_format,
         format,
         quality,
-        media.process_timeout,
+        config.media.process_timeout,
     )
     .await?;
 
@@ -147,7 +148,7 @@ async fn process<S: Store + 'static>(
 
     drop(permit);
 
-    let details = Details::from_bytes(tmp_dir, media.process_timeout, bytes.clone()).await?;
+    let details = Details::from_bytes(tmp_dir, config.media.process_timeout, bytes.clone()).await?;
 
     let identifier = store
         .save_bytes(bytes.clone(), details.media_type())

src/ingest.rs

@@ -1,4 +1,4 @@
-use std::{sync::Arc, time::Duration};
+use std::{cell::RefCell, rc::Rc, sync::Arc, time::Duration};
 
 use crate::{
     bytes_stream::BytesStream,
@@ -18,7 +18,7 @@ use streem::IntoStreamer;
 use tracing::{Instrument, Span};
 
 mod hasher;
-use hasher::Hasher;
+use hasher::{Hasher, State};
 
 #[derive(Debug)]
 pub(crate) struct Session {
@@ -46,16 +46,12 @@ where
     Ok(buf.into_bytes())
 }
 
-#[tracing::instrument(skip(repo, store, client, stream, media))]
+async fn process_ingest<S>(
-pub(crate) async fn ingest<S>(
     tmp_dir: &TmpDir,
-    repo: &ArcRepo,
     store: &S,
-    client: &ClientWithMiddleware,
     stream: impl Stream<Item = Result<Bytes, Error>> + 'static,
-    declared_alias: Option<Alias>,
     media: &crate::config::Media,
-) -> Result<Session, Error>
+) -> Result<(InternalFormat, Arc<str>, Details, Rc<RefCell<State>>), Error>
 where
     S: Store,
 {
@@ -115,6 +111,56 @@ where
 
     drop(permit);
 
+    Ok((input_type, identifier, details, state))
+}
+
+async fn dummy_ingest<S>(
+    store: &S,
+    stream: impl Stream<Item = Result<Bytes, Error>> + 'static,
+) -> Result<(InternalFormat, Arc<str>, Details, Rc<RefCell<State>>), Error>
+where
+    S: Store,
+{
+    let stream = crate::stream::map(stream, |res| match res {
+        Ok(bytes) => Ok(bytes),
+        Err(e) => Err(std::io::Error::new(std::io::ErrorKind::Other, e)),
+    });
+
+    let reader = Box::pin(tokio_util::io::StreamReader::new(stream));
+
+    let hasher_reader = Hasher::new(reader);
+    let state = hasher_reader.state();
+
+    let input_type = InternalFormat::Image(crate::formats::ImageFormat::Png);
+
+    let identifier = store
+        .save_async_read(hasher_reader, input_type.media_type())
+        .await?;
+
+    let details = Details::danger_dummy(input_type);
+
+    Ok((input_type, identifier, details, state))
+}
+
+#[tracing::instrument(skip(repo, store, client, stream, config))]
+pub(crate) async fn ingest<S>(
+    tmp_dir: &TmpDir,
+    repo: &ArcRepo,
+    store: &S,
+    client: &ClientWithMiddleware,
+    stream: impl Stream<Item = Result<Bytes, Error>> + 'static,
+    declared_alias: Option<Alias>,
+    config: &crate::config::Configuration,
+) -> Result<Session, Error>
+where
+    S: Store,
+{
+    let (input_type, identifier, details, state) = if config.server.danger_dummy_mode {
+        dummy_ingest(store, stream).await?
+    } else {
+        process_ingest(tmp_dir, store, stream, &config.media).await?
+    };
+
     let mut session = Session {
         repo: repo.clone(),
         delete_token: DeleteToken::generate(),
@@ -123,12 +169,14 @@ where
         identifier: Some(identifier.clone()),
     };
 
-    if let Some(endpoint) = &media.external_validation {
+    if let Some(endpoint) = &config.media.external_validation {
         let stream = store.to_stream(&identifier, None, None).await?;
 
         let response = client
             .post(endpoint.as_str())
-            .timeout(Duration::from_secs(media.external_validation_timeout))
+            .timeout(Duration::from_secs(
+                config.media.external_validation_timeout,
+            ))
             .header("Content-Type", input_type.media_type().as_ref())
             .body(Body::wrap_stream(crate::stream::make_send(stream)))
             .send()

src/lib.rs

@@ -113,6 +113,16 @@ async fn ensure_details<S: Store + 'static>(
         return Err(UploadError::MissingAlias.into());
     };
 
+    ensure_details_identifier(tmp_dir, repo, store, config, &identifier).await
+}
+
+async fn ensure_details_identifier<S: Store + 'static>(
+    tmp_dir: &TmpDir,
+    repo: &ArcRepo,
+    store: &S,
+    config: &Configuration,
+    identifier: &Arc<str>,
+) -> Result<Details, Error> {
     let details = repo.details(&identifier).await?;
 
     if let Some(details) = details {
@@ -121,10 +131,14 @@ async fn ensure_details<S: Store + 'static>(
     } else {
         if config.server.read_only {
             return Err(UploadError::ReadOnly.into());
+        } else if config.server.danger_dummy_mode {
+            return Ok(Details::danger_dummy(formats::InternalFormat::Image(
+                formats::ImageFormat::Png,
+            )));
         }
 
         tracing::debug!("generating new details from {:?}", identifier);
-        let bytes_stream = store.to_bytes(&identifier, None, None).await?;
+        let bytes_stream = store.to_bytes(identifier, None, None).await?;
         let new_details = Details::from_bytes(
             tmp_dir,
             config.media.process_timeout,
@@ -132,7 +146,7 @@ async fn ensure_details<S: Store + 'static>(
         )
         .await?;
         tracing::debug!("storing details for {:?}", identifier);
-        repo.relate_details(&identifier, &new_details).await?;
+        repo.relate_details(identifier, &new_details).await?;
         tracing::debug!("stored");
         Ok(new_details)
     }
@@ -195,13 +209,7 @@ impl<S: Store + 'static> FormData for Upload<S> {
                             let stream = crate::stream::from_err(stream);
 
                             ingest::ingest(
-                                &tmp_dir,
+                                &tmp_dir, &repo, &**store, &client, stream, None, &config,
-                                &repo,
-                                &**store,
-                                &client,
-                                stream,
-                                None,
-                                &config.media,
                             )
                             .await
                         }
@@ -279,7 +287,7 @@ impl<S: Store + 'static> FormData for Import<S> {
                                 &client,
                                 stream,
                                 Some(Alias::from_existing(&filename)),
-                                &config.media,
+                                &config,
                             )
                             .await
                         }
@@ -534,7 +542,7 @@ async fn ingest_inline<S: Store + 'static>(
     client: &ClientWithMiddleware,
     config: &Configuration,
 ) -> Result<(Alias, DeleteToken, Details), Error> {
-    let session = ingest::ingest(tmp_dir, repo, store, client, stream, None, &config.media).await?;
+    let session = ingest::ingest(tmp_dir, repo, store, client, stream, None, &config).await?;
 
     let alias = session.alias().expect("alias should exist").to_owned();
 
@@ -922,29 +930,8 @@ async fn process<S: Store + 'static>(
     let identifier_opt = repo.variant_identifier(hash.clone(), path_string).await?;
 
     if let Some(identifier) = identifier_opt {
-        let details = repo.details(&identifier).await?;
+        let details =
-
+            ensure_details_identifier(&tmp_dir, &repo, &store, &config, &identifier).await?;
-        let details = if let Some(details) = details {
-            tracing::debug!("details exist");
-            details
-        } else {
-            if config.server.read_only {
-                return Err(UploadError::ReadOnly.into());
-            }
-
-            tracing::debug!("generating new details from {:?}", identifier);
-            let bytes_stream = store.to_bytes(&identifier, None, None).await?;
-            let new_details = Details::from_bytes(
-                &tmp_dir,
-                config.media.process_timeout,
-                bytes_stream.into_bytes(),
-            )
-            .await?;
-            tracing::debug!("storing details for {:?}", identifier);
-            repo.relate_details(&identifier, &new_details).await?;
-            tracing::debug!("stored");
-            new_details
-        };
 
         if let Some(public_url) = store.public_url(&identifier) {
             return Ok(HttpResponse::SeeOther()
@@ -970,7 +957,7 @@ async fn process<S: Store + 'static>(
         thumbnail_path,
         thumbnail_args,
         &original_details,
-        &config.media,
+        &config,
         hash,
     )
     .await?;
@@ -1047,29 +1034,8 @@ async fn process_head<S: Store + 'static>(
     let identifier_opt = repo.variant_identifier(hash.clone(), path_string).await?;
 
     if let Some(identifier) = identifier_opt {
-        let details = repo.details(&identifier).await?;
+        let details =
-
+            ensure_details_identifier(&tmp_dir, &repo, &store, &config, &identifier).await?;
-        let details = if let Some(details) = details {
-            tracing::debug!("details exist");
-            details
-        } else {
-            if config.server.read_only {
-                return Err(UploadError::ReadOnly.into());
-            }
-
-            tracing::debug!("generating new details from {:?}", identifier);
-            let bytes_stream = store.to_bytes(&identifier, None, None).await?;
-            let new_details = Details::from_bytes(
-                &tmp_dir,
-                config.media.process_timeout,
-                bytes_stream.into_bytes(),
-            )
-            .await?;
-            tracing::debug!("storing details for {:?}", identifier);
-            repo.relate_details(&identifier, &new_details).await?;
-            tracing::debug!("stored");
-            new_details
-        };
 
         if let Some(public_url) = store.public_url(&identifier) {
             return Ok(HttpResponse::SeeOther()

src/queue/process.rs

@@ -44,7 +44,7 @@ where
                         Arc::from(identifier),
                         Serde::into_inner(upload_id),
                         declared_alias.map(Serde::into_inner),
-                        &config.media,
+                        config,
                     )
                     .await?
                 }
@@ -112,7 +112,7 @@ impl Drop for UploadGuard {
 }
 
 #[allow(clippy::too_many_arguments)]
-#[tracing::instrument(skip(tmp_dir, repo, store, client, media))]
+#[tracing::instrument(skip(tmp_dir, repo, store, client, config))]
 async fn process_ingest<S>(
     tmp_dir: &ArcTmpDir,
     repo: &ArcRepo,
@@ -121,7 +121,7 @@ async fn process_ingest<S>(
     unprocessed_identifier: Arc<str>,
     upload_id: UploadId,
     declared_alias: Option<Alias>,
-    media: &crate::config::Media,
+    config: &Configuration,
 ) -> Result<(), Error>
 where
     S: Store + 'static,
@@ -135,7 +135,7 @@ where
         let repo = repo.clone();
         let client = client.clone();
 
-        let media = media.clone();
+        let config = config.clone();
         let error_boundary = crate::sync::spawn("ingest-media", async move {
             let stream = crate::stream::from_err(store2.to_stream(&ident, None, None).await?);
 
@@ -146,7 +146,7 @@ where
                 &client,
                 stream,
                 declared_alias,
-                &media,
+                &config,
             )
             .await?;
 
@@ -218,7 +218,7 @@ async fn generate<S: Store + 'static>(
         process_path,
         process_args,
         &original_details,
-        &config.media,
+        config,
         hash,
     )
     .await?;