fix(test): speed up test-release and codecov on CI

.github/workflows/coverage.yml

@@ -28,11 +28,15 @@ env:
   CI: 1
   CARGO_INCREMENTAL: 0
   CACHE_TIMEOUT_MINUTES: 5
+  AWS_ACCESS_KEY_ID: "${{ secrets.AWS_ACCESS_KEY_ID }}"
+  AWS_SECRET_ACCESS_KEY: "${{ secrets.AWS_SECRET_ACCESS_KEY }}"
   RUSTC_WRAPPER: sccache
   CC: sccache clang
   CXX: sccache clang++
   # To minimize compile times: https://nnethercote.github.io/perf-book/build-configuration.html#minimizing-compile-times
   RUSTFLAGS: "-C linker=clang -C link-arg=-fuse-ld=lld"
+  FOREST_F3_SIDECAR_FFI_BUILD_OPT_OUT: 1
+  FIL_PROOFS_PARAMETER_CACHE: /var/tmp/filecoin-proof-parameters
 
 jobs:
   codecov:
@@ -41,6 +45,14 @@ jobs:
     runs-on: buildjet-4vcpu-ubuntu-2204
     timeout-minutes: 45
     steps:
+      - name: Configure SCCache variables
+        run: |
+          # External PRs do not have access to 'vars' or 'secrets'.
+          if [[ "${{secrets.AWS_ACCESS_KEY_ID}}" != "" ]]; then
+            echo "SCCACHE_ENDPOINT=${{ vars.SCCACHE_ENDPOINT}}" >> $GITHUB_ENV
+            echo "SCCACHE_BUCKET=${{ vars.SCCACHE_BUCKET}}" >> $GITHUB_ENV
+            echo "SCCACHE_REGION=${{ vars.SCCACHE_REGION}}" >> $GITHUB_ENV
+          fi
       - uses: actions/checkout@v6
       - name: Setup sccache
         uses: mozilla-actions/sccache-action@v0.0.9
@@ -51,6 +63,8 @@ jobs:
           go-version-file: "go.work"
       - uses: taiki-e/install-action@cargo-llvm-cov
       - uses: taiki-e/install-action@nextest
+      - name: Fetch proof params
+        run: cargo run --bin forest-tool --no-default-features -- fetch-params --keys
       - name: Generate code coverage
         run: make codecov
       # Save lcov.info as an artifact for debugging purposes

.github/workflows/unit-tests.yml

@@ -28,9 +28,12 @@ env:
   CI: 1
   CARGO_INCREMENTAL: 0
   CACHE_TIMEOUT_MINUTES: 5
+  AWS_ACCESS_KEY_ID: "${{ secrets.AWS_ACCESS_KEY_ID }}"
+  AWS_SECRET_ACCESS_KEY: "${{ secrets.AWS_SECRET_ACCESS_KEY }}"
   RUSTC_WRAPPER: "sccache"
   CC: "sccache clang"
   CXX: "sccache clang++"
+  FIL_PROOFS_PARAMETER_CACHE: /var/tmp/filecoin-proof-parameters
 
 jobs:
   tests-release:
@@ -39,6 +42,14 @@ jobs:
     # This is done to limit the runner cost.
     if: github.event.pull_request.draft == false
     steps:
+      - name: Configure SCCache variables
+        run: |
+          # External PRs do not have access to 'vars' or 'secrets'.
+          if [[ "${{secrets.AWS_ACCESS_KEY_ID}}" != "" ]]; then
+            echo "SCCACHE_ENDPOINT=${{ vars.SCCACHE_ENDPOINT}}" >> $GITHUB_ENV
+            echo "SCCACHE_BUCKET=${{ vars.SCCACHE_BUCKET}}" >> $GITHUB_ENV
+            echo "SCCACHE_REGION=${{ vars.SCCACHE_REGION}}" >> $GITHUB_ENV
+          fi
       # find the nearest S3 space for storing cache files
       - name: Show IP
         run: curl ifconfig.me

Makefile

@@ -115,7 +115,7 @@ test-release-docs:
 	cargo test --profile quick --doc --features doctest-private
 
 codecov:
-	cargo llvm-cov --workspace --codecov --output-path lcov.info
+	cargo llvm-cov -p forest-filecoin --no-default-features --codecov --output-path lcov.info
 
 # Checks if all headers are present and adds if not
 license:

src/utils/proofs_api/parameters.rs

@@ -90,8 +90,15 @@ pub(super) async fn check_parameter_file(path: &Path, info: &ParameterData) -> a
 // environment variable is set.
 pub(super) fn param_dir(data_dir: &Path) -> PathBuf {
     std::env::var(PathBuf::from(PROOFS_PARAMETER_CACHE_ENV))
-        .map(PathBuf::from)
-        .unwrap_or_else(|_| data_dir.join(PARAM_DIR))
+        .ok()
+        .and_then(|v| {
+            if v.is_empty() {
+                None
+            } else {
+                Some(PathBuf::from(v))
+            }
+        })
+        .unwrap_or_else(|| data_dir.join(PARAM_DIR))
 }
 
 /// Forest uses a set of external crates for verifying the proofs generated by

tests/common/mod.rs

@@ -41,7 +41,10 @@ impl CommonEnv for Command {
     // Always downloads proofs to same location to lower the overall test time
     // (by reducing multiple "fetching param file" steps).
     fn common_env(&mut self) -> &mut Self {
-        self.env("FIL_PROOFS_PARAMETER_CACHE", "/tmp/forest-test-fil-proofs")
+        match std::env::var("FIL_PROOFS_PARAMETER_CACHE").ok() {
+            Some(v) if !v.is_empty() => self,
+            _ => self.env("FIL_PROOFS_PARAMETER_CACHE", "/tmp/forest-test-fil-proofs"),
+        }
     }
 }
 

tests/config.rs

@@ -55,6 +55,7 @@ fn test_download_location_of_proof_parameter_files_default() {
 
     tool()
         .env("FOREST_CONFIG_PATH", config_file.path())
+        .env("FIL_PROOFS_PARAMETER_CACHE", "")
         .arg("fetch-params")
         .arg("--keys")
         .arg("--dry-run")