Refactor: rework snapshot_uploaders module to improve genericity

mithril-aggregator/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mithril-aggregator"
-version = "0.6.1"
+version = "0.6.2"
 description = "A Mithril Aggregator server"
 authors = { workspace = true }
 edition = { workspace = true }

mithril-aggregator/src/artifact_builder/cardano_immutable_files_full.rs

@@ -5,10 +5,7 @@ use slog::{debug, warn, Logger};
 use std::sync::Arc;
 use thiserror::Error;
 
-use crate::{
-    snapshot_uploaders::SnapshotLocation, snapshotter::OngoingSnapshot, SnapshotUploader,
-    Snapshotter,
-};
+use crate::{file_uploaders::FileUri, snapshotter::OngoingSnapshot, FileUploader, Snapshotter};
 
 use super::ArtifactBuilder;
 use mithril_common::logging::LoggerExtensions;
@@ -33,7 +30,7 @@ pub struct CardanoImmutableFilesFullArtifactBuilder {
     cardano_network: CardanoNetwork,
     cardano_node_version: Version,
     snapshotter: Arc<dyn Snapshotter>,
-    snapshot_uploader: Arc<dyn SnapshotUploader>,
+    snapshot_uploader: Arc<dyn FileUploader>,
     compression_algorithm: CompressionAlgorithm,
     logger: Logger,
 }
@@ -44,7 +41,7 @@ impl CardanoImmutableFilesFullArtifactBuilder {
         cardano_network: CardanoNetwork,
         cardano_node_version: &Version,
         snapshotter: Arc<dyn Snapshotter>,
-        snapshot_uploader: Arc<dyn SnapshotUploader>,
+        snapshot_uploader: Arc<dyn FileUploader>,
         compression_algorithm: CompressionAlgorithm,
         logger: Logger,
     ) -> Self {
@@ -89,11 +86,11 @@ impl CardanoImmutableFilesFullArtifactBuilder {
     async fn upload_snapshot_archive(
         &self,
         ongoing_snapshot: &OngoingSnapshot,
-    ) -> StdResult<Vec<SnapshotLocation>> {
+    ) -> StdResult<Vec<FileUri>> {
         debug!(self.logger, ">> upload_snapshot_archive");
         let location = self
             .snapshot_uploader
-            .upload_snapshot(ongoing_snapshot.get_file_path())
+            .upload(ongoing_snapshot.get_file_path())
             .await;
 
         if let Err(error) = tokio::fs::remove_file(ongoing_snapshot.get_file_path()).await {
@@ -158,7 +155,12 @@ impl ArtifactBuilder<CardanoDbBeacon, Snapshot> for CardanoImmutableFilesFullArt
             })?;
 
         let snapshot = self
-            .create_snapshot(beacon, &ongoing_snapshot, snapshot_digest, locations)
+            .create_snapshot(
+                beacon,
+                &ongoing_snapshot,
+                snapshot_digest,
+                locations.into_iter().map(Into::into).collect(),
+            )
             .await?;
 
         Ok(snapshot)
@@ -174,8 +176,7 @@ mod tests {
     use mithril_common::{entities::CompressionAlgorithm, test_utils::fake_data};
 
     use crate::{
-        snapshot_uploaders::MockSnapshotUploader, test_tools::TestLogger, DumbSnapshotUploader,
-        DumbSnapshotter,
+        file_uploaders::MockFileUploader, test_tools::TestLogger, DumbSnapshotter, DumbUploader,
     };
 
     use super::*;
@@ -190,7 +191,7 @@ mod tests {
             .unwrap();
 
         let dumb_snapshotter = Arc::new(DumbSnapshotter::new());
-        let dumb_snapshot_uploader = Arc::new(DumbSnapshotUploader::new());
+        let dumb_snapshot_uploader = Arc::new(DumbUploader::new());
 
         let cardano_immutable_files_full_artifact_builder =
             CardanoImmutableFilesFullArtifactBuilder::new(
@@ -213,6 +214,7 @@ mod tests {
         let remote_locations = vec![dumb_snapshot_uploader
             .get_last_upload()
             .unwrap()
+            .map(Into::into)
             .expect("A snapshot should have been 'uploaded'")];
         let artifact_expected = Snapshot::new(
             snapshot_digest.to_owned(),
@@ -237,7 +239,7 @@ mod tests {
                 fake_data::network(),
                 &Version::parse("1.0.0").unwrap(),
                 Arc::new(DumbSnapshotter::new()),
-                Arc::new(DumbSnapshotUploader::new()),
+                Arc::new(DumbUploader::new()),
                 CompressionAlgorithm::default(),
                 TestLogger::stdout(),
             );
@@ -264,7 +266,7 @@ mod tests {
                 network,
                 &Version::parse("1.0.0").unwrap(),
                 Arc::new(DumbSnapshotter::new()),
-                Arc::new(DumbSnapshotUploader::new()),
+                Arc::new(DumbUploader::new()),
                 CompressionAlgorithm::Gzip,
                 TestLogger::stdout(),
             );
@@ -293,7 +295,7 @@ mod tests {
                     fake_data::network(),
                     &Version::parse("1.0.0").unwrap(),
                     Arc::new(DumbSnapshotter::new()),
-                    Arc::new(DumbSnapshotUploader::new()),
+                    Arc::new(DumbUploader::new()),
                     algorithm,
                     TestLogger::stdout(),
                 );
@@ -325,9 +327,9 @@ mod tests {
         let file = NamedTempFile::new().unwrap();
         let file_path = file.path();
         let snapshot = OngoingSnapshot::new(file_path.to_path_buf(), 7331);
-        let mut snapshot_uploader = MockSnapshotUploader::new();
+        let mut snapshot_uploader = MockFileUploader::new();
         snapshot_uploader
-            .expect_upload_snapshot()
+            .expect_upload()
             .return_once(|_| Err(anyhow!("an error")))
             .once();
 

mithril-aggregator/src/dependency_injection/builder.rs

@@ -64,6 +64,7 @@ use crate::{
     },
     entities::AggregatorEpochSettings,
     event_store::{EventMessage, EventStore, TransmitterService},
+    file_uploaders::GcpUploader,
     http_server::routes::router::{self, RouterConfig, RouterState},
     services::{
         AggregatorSignableSeedBuilder, AggregatorUpkeepService, BufferedCertifierService,
@@ -74,12 +75,12 @@ use crate::{
         UpkeepService, UsageReporter,
     },
     store::CertificatePendingStorer,
-    tools::{CExplorerSignerRetriever, GcpFileUploader, GenesisToolsDependency, SignersImporter},
+    tools::{CExplorerSignerRetriever, GenesisToolsDependency, SignersImporter},
     AggregatorConfig, AggregatorRunner, AggregatorRuntime, CompressedArchiveSnapshotter,
-    Configuration, DependencyContainer, DumbSnapshotUploader, DumbSnapshotter, EpochSettingsStorer,
-    LocalSnapshotUploader, MetricsService, MithrilSignerRegisterer, MultiSigner, MultiSignerImpl,
-    RemoteSnapshotUploader, SingleSignatureAuthenticator, SnapshotUploader, SnapshotUploaderType,
-    Snapshotter, SnapshotterCompressionAlgorithm, VerificationKeyStorer,
+    Configuration, DependencyContainer, DumbSnapshotter, DumbUploader, EpochSettingsStorer,
+    FileUploader, LocalUploader, MetricsService, MithrilSignerRegisterer, MultiSigner,
+    MultiSignerImpl, SingleSignatureAuthenticator, SnapshotUploaderType, Snapshotter,
+    SnapshotterCompressionAlgorithm, VerificationKeyStorer,
 };
 
 const SQLITE_FILE: &str = "aggregator.sqlite3";
@@ -118,7 +119,7 @@ pub struct DependenciesBuilder {
     pub stake_store: Option<Arc<StakePoolStore>>,
 
     /// Snapshot uploader service.
-    pub snapshot_uploader: Option<Arc<dyn SnapshotUploader>>,
+    pub snapshot_uploader: Option<Arc<dyn FileUploader>>,
 
     /// Multisigner service.
     pub multi_signer: Option<Arc<dyn MultiSigner>>,
@@ -446,7 +447,7 @@ impl DependenciesBuilder {
         Ok(self.stake_store.as_ref().cloned().unwrap())
     }
 
-    async fn build_snapshot_uploader(&mut self) -> Result<Arc<dyn SnapshotUploader>> {
+    async fn build_snapshot_uploader(&mut self) -> Result<Arc<dyn FileUploader>> {
         let logger = self.root_logger();
         if self.configuration.environment == ExecutionEnvironment::Production {
             match self.configuration.snapshot_uploader_type {
@@ -461,26 +462,25 @@ impl DependenciesBuilder {
                             )
                         })?;
 
-                    Ok(Arc::new(RemoteSnapshotUploader::new(
-                        Box::new(GcpFileUploader::new(bucket.clone(), logger.clone())),
+                    Ok(Arc::new(GcpUploader::new(
                         bucket,
                         self.configuration.snapshot_use_cdn_domain,
-                        logger,
+                        logger.clone(),
                     )))
                 }
-                SnapshotUploaderType::Local => Ok(Arc::new(LocalSnapshotUploader::new(
+                SnapshotUploaderType::Local => Ok(Arc::new(LocalUploader::new(
                     self.configuration.get_server_url(),
                     &self.configuration.snapshot_directory,
                     logger,
                 ))),
             }
         } else {
-            Ok(Arc::new(DumbSnapshotUploader::new()))
+            Ok(Arc::new(DumbUploader::new()))
         }
     }
 
-    /// Get a [SnapshotUploader]
-    pub async fn get_snapshot_uploader(&mut self) -> Result<Arc<dyn SnapshotUploader>> {
+    /// Get a [FileUploader]
+    pub async fn get_snapshot_uploader(&mut self) -> Result<Arc<dyn FileUploader>> {
         if self.snapshot_uploader.is_none() {
             self.snapshot_uploader = Some(self.build_snapshot_uploader().await?);
         }

mithril-aggregator/src/dependency_injection/containers.rs

@@ -32,13 +32,13 @@ use crate::{
     },
     entities::AggregatorEpochSettings,
     event_store::{EventMessage, TransmitterService},
+    file_uploaders::FileUploader,
     multi_signer::MultiSigner,
     services::{
         CertifierService, EpochService, MessageService, ProverService, SignedEntityService,
         StakeDistributionService, TransactionStore, UpkeepService,
     },
     signer_registerer::SignerRecorder,
-    snapshot_uploaders::SnapshotUploader,
     store::CertificatePendingStorer,
     EpochSettingsStorer, MetricsService, SignerRegisterer, SignerRegistrationRoundOpener,
     SingleSignatureAuthenticator, Snapshotter, VerificationKeyStorer,
@@ -71,7 +71,7 @@ pub struct DependencyContainer {
     pub stake_store: Arc<StakePoolStore>,
 
     /// Snapshot uploader service.
-    pub snapshot_uploader: Arc<dyn SnapshotUploader>,
+    pub snapshot_uploader: Arc<dyn FileUploader>,
 
     /// Multisigner service.
     pub multi_signer: Arc<dyn MultiSigner>,

mithril-aggregator/src/snapshot_uploaders/dumb_snapshot_uploader.rs → mithril-aggregator/src/file_uploaders/dumb_uploader.rs

@@ -3,17 +3,17 @@ use async_trait::async_trait;
 use mithril_common::StdResult;
 use std::{path::Path, sync::RwLock};
 
-use super::{SnapshotLocation, SnapshotUploader};
+use crate::file_uploaders::{FileUploader, FileUri};
 
 /// Dummy uploader for test purposes.
 ///
-/// It actually does NOT upload any snapshot but remembers the last snapshot it
+/// It actually does NOT upload any file but remembers the last file it
 /// was asked to upload. This is intended to by used by integration tests.
-pub struct DumbSnapshotUploader {
-    last_uploaded: RwLock<Option<String>>,
+pub struct DumbUploader {
+    last_uploaded: RwLock<Option<FileUri>>,
 }
 
-impl DumbSnapshotUploader {
+impl DumbUploader {
     /// Create a new instance.
     pub fn new() -> Self {
         Self {
@@ -22,32 +22,32 @@ impl DumbSnapshotUploader {
     }
 
     /// Return the last upload that was triggered.
-    pub fn get_last_upload(&self) -> StdResult<Option<String>> {
+    pub fn get_last_upload(&self) -> StdResult<Option<FileUri>> {
         let value = self
             .last_uploaded
             .read()
             .map_err(|e| anyhow!("Error while saving filepath location: {e}"))?;
 
-        Ok(value.as_ref().map(|v| v.to_string()))
+        Ok(value.as_ref().map(Clone::clone))
     }
 }
 
-impl Default for DumbSnapshotUploader {
+impl Default for DumbUploader {
     fn default() -> Self {
         Self::new()
     }
 }
 
 #[async_trait]
-impl SnapshotUploader for DumbSnapshotUploader {
-    /// Upload a snapshot
-    async fn upload_snapshot(&self, snapshot_filepath: &Path) -> StdResult<SnapshotLocation> {
+impl FileUploader for DumbUploader {
+    /// Upload a file
+    async fn upload(&self, filepath: &Path) -> StdResult<FileUri> {
         let mut value = self
             .last_uploaded
             .write()
             .map_err(|e| anyhow!("Error while saving filepath location: {e}"))?;
 
-        let location = snapshot_filepath.to_string_lossy().to_string();
+        let location = FileUri(filepath.to_string_lossy().to_string());
         *value = Some(location.clone());
 
         Ok(location)
@@ -60,18 +60,18 @@ mod tests {
 
     #[tokio::test]
     async fn test_dumb_uploader() {
-        let uploader = DumbSnapshotUploader::new();
+        let uploader = DumbUploader::new();
         assert!(uploader
             .get_last_upload()
             .expect("uploader should not fail")
             .is_none());
         let res = uploader
-            .upload_snapshot(Path::new("/tmp/whatever"))
+            .upload(Path::new("/tmp/whatever"))
             .await
             .expect("uploading with a dumb uploader should not fail");
-        assert_eq!(res, "/tmp/whatever".to_string());
+        assert_eq!(res, FileUri("/tmp/whatever".to_string()));
         assert_eq!(
-            Some("/tmp/whatever".to_string()),
+            Some(FileUri("/tmp/whatever".to_string())),
             uploader
                 .get_last_upload()
                 .expect("getting dumb uploader last value after a fake download should not fail")