chore(ci): consolidate CI path filters (#194)

This should hopefully be a bit more efficient, and lets us put
everything in one file.

Signed-off-by: Eliza Weisman <[email protected]>

.github/workflows/ci.yml

@@ -26,26 +26,46 @@ env:
   RUSTUP_MAX_RETRIES: 10
   # don't emit giant backtraces in the CI logs.
   RUST_BACKTRACE: short
+  # loom config
+  LOOM_MAX_PREEMPTIONS: 2
+  LOOM_LOG: "mycelium=trace,cordyceps=trace,maitake=trace,debug"
 
 jobs:
-  is_enabled:
-    # continue-on-error: true # Uncomment once integration is finished
+  changed_paths:
+    continue-on-error: true # Uncomment once integration is finished
     runs-on: ubuntu-latest
     # Map a step output to a job output
     outputs:
-      should_skip: ${{ steps.skip_check.outputs.should_skip }}
+      should_skip: ${{ steps.skip_check.outputs.should_skip }}git rb 
+      paths_result: ${{ steps.skip_check.outputs.paths_result }}
     steps:
       - id: skip_check
         uses: fkirc/skip-duplicate-actions@master
         with:
-          paths: '["**/*.rs", "**/Cargo.toml", "Cargo.lock", ".github/workflows/ci_warnings.yml"]'
           do_not_skip: '["workflow_dispatch", "push"]'
+          paths_ignore: '["**/README.md"]'
+          paths_filter: |
+            cordyceps:
+              paths:
+                - 'cordyceps/**/*.rs'
+                - 'cordyceps/Cargo.toml'
+                - '.github/workflows/ci.yml'
+            util:
+              paths:
+                - 'util/**/*.rs'
+                - 'util/Cargo.toml'
+                - '.github/workflows/ci.yml'
+            maitake:
+              paths:
+                - 'maitake/**/*.rs'
+                - 'maitake/Cargo.toml'
+                - '.github/workflows/ci.yml'
 
   # run `cargo check` with the host target triple.
   check-host:
     name: cargo check (host)
-    needs: is_enabled
-    if: ${{ needs.is_enabled.outputs.should_skip != 'true' }}
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true'
     runs-on: ubuntu-latest
     steps:
     - name: install rust toolchain
@@ -59,8 +79,8 @@ jobs:
 
   # check code style with `rustfmt`
   rustfmt:
-    needs: is_enabled
-    if: ${{ needs.is_enabled.outputs.should_skip != 'true' }}
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true'
     runs-on: ubuntu-latest
     steps:
     - name: install rust toolchain
@@ -85,8 +105,8 @@ jobs:
   test-host:
     runs-on: ubuntu-latest
     name: cargo test (host)
-    needs: is_enabled
-    if: ${{ needs.is_enabled.outputs.should_skip != 'true' }}
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true'
     steps:
     - name: install rust toolchain
       run: rustup show
@@ -101,8 +121,8 @@ jobs:
   build-x64:
     name: build boot image (x86_64)
     runs-on: ubuntu-latest
-    needs: is_enabled
-    if: ${{ needs.is_enabled.outputs.should_skip != 'true' }}
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true'
     steps:
     - name: install rust toolchain
       run: rustup show
@@ -117,8 +137,8 @@ jobs:
   test-x64:
     name: cargo test (cross x64)
     runs-on: ubuntu-latest
-    needs: is_enabled
-    if: ${{ needs.is_enabled.outputs.should_skip != 'true' }}
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true'
     steps:
     - name: install rust toolchain
       run: rustup show
@@ -136,3 +156,79 @@ jobs:
       with:
         command: test-x64
 
+  ### cordyceps ###
+
+  # run loom tests
+  cordyceps_loom:
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true' || !fromJSON(needs.changed_paths.outputs.paths_result).cordyceps.should_skip
+    runs-on: ubuntu-latest
+    name: Loom tests (cordyceps)
+    steps:
+    - name: install rust toolchain
+      run: rustup show
+    - uses: actions/checkout@v2
+    - name: run loom tests
+      run: cargo test --profile loom --lib -p cordyceps -- --nocapture --test-threads=1
+      env:
+        RUSTFLAGS: "--cfg loom"
+
+  # run miri tests
+  cordyceps_miri:
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true' || !fromJSON(needs.changed_paths.outputs.paths_result).cordyceps.should_skip
+    runs-on: ubuntu-latest
+    name: Miri tests (codyceps)
+    steps:
+    - name: install rust toolchain
+      run: rustup show
+    - uses: actions/checkout@v2
+    - name: run miri tests
+      run: ./bin/miri -p cordyceps
+
+  ### maitake ###
+
+  # test with `--no-default-features`
+  maitake_no_default_features:
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true' || !fromJSON(needs.changed_paths.outputs.paths_result).maitake.should_skip
+    runs-on: ubuntu-latest
+    name: Tests (maitake, no-default-features)
+    steps:
+    - name: install rust toolchain
+      run: rustup show
+    - uses: actions/checkout@v2
+    - name: run tests
+      run: cargo test -p maitake --no-default-features
+
+  # run loom tests
+  maitake_loom:
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true' || !fromJSON(needs.changed_paths.outputs.paths_result).maitake.should_skip
+    runs-on: ubuntu-latest
+    name: Loom tests (maitake)
+    steps:
+    - name: install rust toolchain
+      run: rustup show
+    - uses: actions/checkout@v2
+    - name: run loom tests
+      run: cargo test --profile loom --lib -p maitake
+      env:
+        RUSTFLAGS: "--cfg loom"
+
+  ### mycelium-util ###
+
+  # run loom tests
+  util_loom:
+    needs: changed_paths
+    if: needs.changed_paths.outputs.should_skip != 'true' || !fromJSON(needs.changed_paths.outputs.paths_result).util.should_skip
+    runs-on: ubuntu-latest
+    name: Loom tests (mycelium-util)
+    steps:
+    - name: install rust toolchain
+      run: rustup show
+    - uses: actions/checkout@v2
+    - name: run loom tests
+      run: cargo test --profile loom --lib -p mycelium-util
+      env:
+        RUSTFLAGS: "--cfg loom"