Adapt CI to library and bump MSRV

.github/workflows/CI.yml

@@ -10,20 +10,44 @@ on:
     types: [ opened, synchronize, reopened ]
     branches:
       - master
-
 env:
   CARGO_TERM_COLOR: always
 
 jobs:
-
-  tests:
-    name: Run tests with coverage
+  test:
+    name: test ${{ matrix.rust }} ${{ matrix.flags }}
     runs-on: ubuntu-latest
+    timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        rust: [ "stable", "beta", "nightly", "1.65" ] # MSRV
+        flags: [ "--no-default-features", "", "--all-features" ]
+        exclude:
+          # Skip because some features have highest MSRV.
+          - rust: "1.65" # MSRV
+            flags: "--all-features"
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: ${{ matrix.rust }}
+      - uses: Swatinem/rust-cache@v2
+        with:
+          cache-on-failure: true
+      # Only run tests on the latest stable and above
+      - name: check
+        if: ${{ matrix.rust == '1.65' }} # MSRV
+        run: cargo check --workspace ${{ matrix.flags }}
+      - name: test
+        if: ${{ matrix.rust != '1.65' }} # MSRV
+        run: cargo test --workspace ${{ matrix.flags }}
 
+  coverage:
+    name: Code Coverage
+    runs-on: ubuntu-latest
     env:
-      CARGO_TERM_COLOR: always
       LLVMCOV_VERSION: 0.5.14
-
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
@@ -39,25 +63,87 @@ jobs:
       - name: Cache rust dependencies
         uses: Swatinem/rust-cache@v2
         with:
-          shared-key: rust-cache-hyper-server-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-${{ env.LLVMCOV_VERSION }}
+          shared-key: rust-cache-hyper-server-coverage-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-${{ env.LLVMCOV_VERSION }}
 
       - name: Install cargo-llvm-cov
         run: cargo install cargo-llvm-cov --version=${{ env.LLVMCOV_VERSION }} --locked
 
-      - name: Check Formatting
-        run: cargo fmt --all -- --check
-
-      - name: Check With Clippy
-        run: cargo clippy --all --all-targets --all-features -- -D warnings
-
       - name: Generate code coverage
         run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
-        env:
-          APP_RPC__URI: http://127.0.0.1:8545
 
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3
         with:
           token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
           files: lcov.info
-          fail_ci_if_error: false
+          fail_ci_if_error: false
+
+# TODO(Miri presently has errors/detects undefined behavior in the codebase)
+# We should fix this and then enable.
+#  miri:
+#    name: miri ${{ matrix.flags }}
+#    runs-on: ubuntu-latest
+#    timeout-minutes: 30
+#    strategy:
+#      fail-fast: false
+#      matrix:
+#        flags: [ "--no-default-features", "", "--all-features" ]
+#    env:
+#      MIRIFLAGS: -Zmiri-strict-provenance
+#    steps:
+#      - uses: actions/checkout@v3
+#      - uses: dtolnay/rust-toolchain@miri
+#      - uses: Swatinem/rust-cache@v2
+#        with:
+#          cache-on-failure: true
+#      - run: cargo miri setup ${{ matrix.flags }}
+#      - run: cargo miri test ${{ matrix.flags }}
+
+  feature-checks:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: taiki-e/install-action@cargo-hack
+      - uses: Swatinem/rust-cache@v2
+        with:
+          cache-on-failure: true
+      - name: cargo hack
+        run: cargo hack check --feature-powerset --depth 2
+
+  clippy:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@clippy
+      - uses: Swatinem/rust-cache@v2
+        with:
+          cache-on-failure: true
+      - run: cargo clippy --workspace --all-targets --all-features
+        env:
+          RUSTFLAGS: -Dwarnings
+
+  docs:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@nightly
+      - uses: Swatinem/rust-cache@v2
+        with:
+          cache-on-failure: true
+      - run: cargo doc --workspace --all-features --no-deps --document-private-items
+        env:
+          RUSTDOCFLAGS: "--cfg docsrs -D warnings"
+
+  fmt:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: rustfmt
+      - run: cargo fmt --all --check

Cargo.toml

@@ -17,25 +17,25 @@ tls-rustls = ["arc-swap", "pin-project-lite", "rustls", "rustls-pemfile", "tokio
 tls-openssl = ["openssl", "tokio-openssl", "pin-project-lite"]
 
 [dependencies]
+
+# optional dependencies
+## rustls
+arc-swap = { version = "1", optional = true }
 bytes = "1"
 futures-util = { version = "0.3", default-features = false, features = ["alloc"] }
 http = "0.2"
 http-body = "0.4"
 hyper = { version = "0.14.27", features = ["http1", "http2", "server", "runtime"] }
-tokio = { version = "1", features = ["macros", "net", "sync"] }
-tower-service = "0.3"
 
-# optional dependencies
-## rustls
-arc-swap = { version = "1", optional = true }
+## openssl
+openssl = { version = "0.10", optional = true }
 pin-project-lite = { version = "0.2", optional = true }
 rustls = { version = "0.21", features = ["dangerous_configuration"], optional = true }
 rustls-pemfile = { version = "1", optional = true }
-tokio-rustls = { version = "0.24", optional = true }
-
-## openssl
-openssl = { version = "0.10", optional = true }
+tokio = { version = "1", features = ["macros", "net", "sync"] }
 tokio-openssl = { version = "0.6", optional = true }
+tokio-rustls = { version = "0.24", optional = true }
+tower-service = "0.3"
 
 [dev-dependencies]
 axum = "0.6"

README.md

@@ -43,7 +43,7 @@ You can find more examples [here](/examples).
 
 ## Minimum Supported Rust Version
 
-axum-server's MSRV is `1.49`.
+axum-server's MSRV is `1.65`.
 
 ## Safety