refactor: removed snapshot storage

.github/workflows/build.yml

@@ -31,6 +31,20 @@ jobs:
         with:
           submodules: recursive
 
+      - name: Build and dependency images
+        uses: depot/bake-action@v1
+        with:
+          files: |
+            ./docker-bake.hcl
+            ./docker-bake.override.hcl
+            ./docker-bake.platforms.hcl
+          targets: |
+            rollups-node-devnet
+            rollups-node-snapshot
+          project: ${{ vars.DEPOT_PROJECT }}
+          workdir: build
+          load: true
+
       - name: 📦 Install protoc
         run: sudo apt update && sudo apt install -y protobuf-compiler libprotobuf-dev
 
@@ -85,18 +99,6 @@ jobs:
 
       - uses: depot/setup-action@v1
 
-      - name: Build and load devnet image
-        uses: depot/bake-action@v1
-        with:
-          files: |
-            ./docker-bake.hcl
-            ./docker-bake.override.hcl
-            ./docker-bake.platforms.hcl
-          targets: rollups-node-devnet
-          project: ${{ vars.DEPOT_PROJECT }}
-          workdir: build
-          load: true
-
       - name: Run Go tests
         working-directory: ${{ github.workspace }}
         run: go test ./...

CHANGELOG.md

@@ -28,6 +28,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   instead of /opt/cartesi/bin.
 - Changed the base Docker image to debian-bookworm instead cartesi/server-manager.
 
+### Removed
+
+- Removed snapshot-saving feature. Now, the node will always start from the begining.
+
 ## [1.2.0]
 
 ### Added

build/Dockerfile

@@ -20,13 +20,14 @@ ARG LINUX_KERNEL_VERSION
 ARG ROM_VERSION
 
 # Build directories.
-ARG MACHINE_SNAPSHOT_BUILD_PATH=/build/machine-snapshot
+ARG SNAPSHOT_BUILD_PATH=/build/snapshot
 ARG DEVNET_BUILD_PATH=/build/devnet
 ARG RUST_BUILD_PATH=/build/rollups-node/rust
 ARG GO_BUILD_PATH=/build/rollups-node/go
 
 # Runtime dir for the cartesi-machine snapshot.
-ARG MACHINE_SNAPSHOT_RUNTIME_PATH=/usr/share/cartesi/snapshots
+ARG SNAPSHOT_RUNTIME_PATH=/usr/share/cartesi/snapshots
+ARG SNAPSHOT_FILENAME=test-application
 
 ####################################################################################################
 # STAGE: emulator-base
@@ -87,12 +88,13 @@ ADD https://github.com/cartesi/image-kernel/releases/download/v${LINUX_VERSION}/
 ADD https://github.com/cartesi/machine-emulator-rom/releases/download/v${ROM_VERSION}/rom-v${ROM_VERSION}.bin rom.bin
 
 # Generate snapshot with echo and store it.
-ARG MACHINE_SNAPSHOT_BUILD_PATH
-WORKDIR ${MACHINE_SNAPSHOT_BUILD_PATH}
+ARG SNAPSHOT_BUILD_PATH
+ARG SNAPSHOT_FILENAME
+WORKDIR ${SNAPSHOT_BUILD_PATH}
 RUN cartesi-machine \
     --ram-length=128Mi \
     --rollup \
-    --store=$MACHINE_SNAPSHOT_BUILD_PATH/snapshot \
+    --store=$SNAPSHOT_BUILD_PATH/$SNAPSHOT_FILENAME \
     -- "ioctl-echo-loop --vouchers=1 --notices=1 --reports=1 --verbose=1"
 
 # STAGE: rollups-node-snapshot
@@ -103,14 +105,12 @@ RUN cartesi-machine \
 FROM emulator-base as rollups-node-snapshot
 
 # Copy image from the builder stage.
-ARG MACHINE_SNAPSHOT_BUILD_PATH
-ARG MACHINE_SNAPSHOT_RUNTIME_PATH
-WORKDIR ${MACHINE_SNAPSHOT_RUNTIME_PATH}
-COPY --from=snapshot-builder --chown=cartesi:cartesi ${MACHINE_SNAPSHOT_BUILD_PATH}/snapshot ./0_0
-RUN <<EOF
-ln -s ${MACHINE_SNAPSHOT_RUNTIME_PATH}/0_0 ${MACHINE_SNAPSHOT_RUNTIME_PATH}/latest
-chown -R cartesi:cartesi ${MACHINE_SNAPSHOT_RUNTIME_PATH}
-EOF
+ARG SNAPSHOT_BUILD_PATH
+ARG SNAPSHOT_RUNTIME_PATH
+WORKDIR ${SNAPSHOT_RUNTIME_PATH}
+COPY --from=snapshot-builder --chown=cartesi:cartesi \
+    ${SNAPSHOT_BUILD_PATH}/${SNAPSHOT_FILENAME} \
+    ${SNAPSHOT_RUNTIME_PATH}/${SNAPSHOT_FILENAME}
 
 # Set dummy command.
 CMD /bin/bash
@@ -156,8 +156,9 @@ ARG DEVNET_BUILD_PATH
 WORKDIR ${DEVNET_BUILD_PATH}
 
 # Copy machine snapshot hash.
-ARG MACHINE_SNAPSHOT_BUILD_PATH
-COPY --from=snapshot-builder ${MACHINE_SNAPSHOT_BUILD_PATH}/snapshot/hash hash.bin
+ARG SNAPSHOT_BUILD_PATH
+ARG SNAPSHOT_FILENAME
+COPY --from=snapshot-builder ${SNAPSHOT_BUILD_PATH}/${SNAPSHOT_FILENAME}/hash hash.bin
 
 # Generate Anvil state.
 COPY scripts scripts

build/compose-snapshot.yaml

@@ -15,7 +15,7 @@ services:
       machine_snapshot_setup:
         condition: service_completed_successfully
     environment:
-      CARTESI_SNAPSHOT_DIR: "/usr/share/cartesi/snapshots"
+      CARTESI_SNAPSHOT_DIR: "/usr/share/cartesi/snapshots/test-application"
     volumes:
       - machine:/usr/share/cartesi/snapshots
 

cmd/cartesi-rollups-node/services.go

@@ -93,13 +93,9 @@ func newAdvanceRunner() services.CommandService {
 	if config.GetCartesiFeatureHostMode() || config.GetCartesiFeatureDisableMachineHashCheck() {
 		s.Env = append(s.Env, "SNAPSHOT_VALIDATION_ENABLED=false")
 	}
-	if config.GetCartesiFeatureHostMode() {
-		s.Env = append(s.Env, "SNAPSHOT_ENABLED=false")
-	} else {
-		s.Env = append(s.Env,
-			fmt.Sprintf("SNAPSHOT_DIR=%v", config.GetCartesiSnapshotDir()))
+	if !config.GetCartesiFeatureHostMode() {
 		s.Env = append(s.Env,
-			fmt.Sprintf("SNAPSHOT_LATEST=%v/latest", config.GetCartesiSnapshotDir()))
+			fmt.Sprintf("MACHINE_SNAPSHOT_PATH=%v", config.GetCartesiSnapshotDir()))
 	}
 	s.Env = append(s.Env, os.Environ()...)
 	return s

docs/config.md

@@ -226,7 +226,7 @@ At the end of each epoch, the node will send claims to the blockchain.
 
 ## `CARTESI_SNAPSHOT_DIR`
 
-Path to the directory of the cartesi-machine snapshots.
+Path to the directory with the cartesi-machine snapshot that will be loaded by the node.
 
 * **Type:** `string`
 

internal/config/generate/Config.toml

@@ -139,7 +139,7 @@ The node will begin to read blockchain events from this block."""
 [snapshot.CARTESI_SNAPSHOT_DIR]
 go-type = "string"
 description = """
-Path to the directory of the cartesi-machine snapshots."""
+Path to the directory with the cartesi-machine snapshot that will be loaded by the node."""
 
 #
 # Auth

offchain/advance-runner/Cargo.toml

@@ -9,23 +9,19 @@ name = "cartesi-rollups-advance-runner"
 path = "src/main.rs"
 
 [dependencies]
-contracts = { path = "../contracts" }
 grpc-interfaces = { path = "../grpc-interfaces" }
 http-health-check = { path = "../http-health-check" }
 log = { path = "../log" }
 rollups-events = { path = "../rollups-events" }
 
-async-trait.workspace = true
 backoff = { workspace = true, features = ["tokio"] }
 clap = { workspace = true, features = ["derive", "env"] }
-ethers.workspace = true
 hex.workspace = true
 sha3 = { workspace = true, features = ["std"] }
 snafu.workspace = true
 tokio = { workspace = true, features = ["macros", "time", "rt-multi-thread"] }
 tonic.workspace = true
 tracing.workspace = true
-url.workspace = true
 uuid = { workspace = true, features = ["v4"] }
 
 [dev-dependencies]