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Merged
alan-george-lk merged 1 commit into from
May 15, 2026
Merged

WIP: sscache to match rust-sdks #1069 #132

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39 changes: 36 additions & 3 deletions .github/workflows/builds.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,11 @@ permissions:

env:
CARGO_TERM_COLOR: always
# sccache caches rustc invocations across runs. RUSTC_WRAPPER is exported
# only after the setup step verifies the GHA cache backend is reachable, so
# transient cache backend failures fall back to uncached rustc instead of
# failing the build.
SCCACHE_GHA_ENABLED: "true"
# Pinned commit for cpp-example-collection smoke build (https://github.com/livekit-examples/cpp-example-collection)
CPP_EXAMPLE_COLLECTION_REF: 46083ea4e5d3def8e44a53148c2c7800131efca0
# vcpkg binary caching for Windows
Expand Down Expand Up @@ -158,11 +163,39 @@ jobs:
if: matrix.name == 'macos-x64'
run: rustup target add x86_64-apple-darwin

# ---------- Setup sccache ----------
- name: Setup sccache
uses: mozilla-actions/sccache-action@054db53350805f83040bf3e6e9b8cf5a139aa7c9 # v0.0.7

- name: Enable sccache wrapping (probe first)
shell: bash
run: |
if sccache --start-server >/dev/null 2>&1; then
echo "RUSTC_WRAPPER=sccache" >> "$GITHUB_ENV"
echo "::notice::sccache enabled (RUSTC_WRAPPER=sccache)"
else
echo "::warning::sccache backend unreachable; building without compile cache this run"
fi

# ---------- Cache Cargo ----------
- name: Cache Cargo
uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
- name: Cache cargo registry
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
path: |
~/.cargo/registry/index/
~/.cargo/registry/cache/
~/.cargo/git/db/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-registry-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-registry-

- name: Cache cargo target
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
workspaces: client-sdk-rust -> target
path: client-sdk-rust/target/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-target-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-target-

# ---------- Build environment setup ----------
- name: Set Linux build environment
Expand Down
37 changes: 33 additions & 4 deletions .github/workflows/make-release.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,11 @@ on:

env:
CARGO_TERM_COLOR: always
# sccache caches rustc invocations across runs. RUSTC_WRAPPER is exported
# only after the setup step verifies the GHA cache backend is reachable, so
# transient cache backend failures fall back to uncached rustc instead of
# failing the build.
SCCACHE_GHA_ENABLED: "true"
VCPKG_BINARY_SOURCES: "clear;x-gha,readwrite"
VCPKG_DEFAULT_TRIPLET: x64-windows-static-md
VCPKG_DEFAULT_HOST_TRIPLET: x64-windows-static-md
Expand Down Expand Up @@ -135,15 +140,39 @@ jobs:
if: matrix.name == 'macos-x64'
run: rustup target add x86_64-apple-darwin

# ---------- Setup sccache ----------
- name: Setup sccache
uses: mozilla-actions/sccache-action@054db53350805f83040bf3e6e9b8cf5a139aa7c9 # v0.0.7

- name: Enable sccache wrapping (probe first)
shell: bash
run: |
if sccache --start-server >/dev/null 2>&1; then
echo "RUSTC_WRAPPER=sccache" >> "$GITHUB_ENV"
echo "::notice::sccache enabled (RUSTC_WRAPPER=sccache)"
else
echo "::warning::sccache backend unreachable; building without compile cache this run"
fi

# ---------- Cache Cargo ----------
- name: Cache Cargo registry
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
path: |
~/.cargo/registry
~/.cargo/git
key: ${{ runner.os }}-${{ matrix.name }}-cargo-reg-${{ hashFiles('**/Cargo.lock') }}
restore-keys: ${{ runner.os }}-${{ matrix.name }}-cargo-reg-
~/.cargo/registry/index/
~/.cargo/registry/cache/
~/.cargo/git/db/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-registry-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-registry-

- name: Cache cargo target
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
path: client-sdk-rust/target/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-target-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-target-

# ---------- Build environment setup ----------
- name: Set Linux build environment
Expand Down
74 changes: 67 additions & 7 deletions .github/workflows/tests.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,11 @@ permissions:

env:
CARGO_TERM_COLOR: always
# sccache caches rustc invocations across runs. RUSTC_WRAPPER is exported
# only after the setup step verifies the GHA cache backend is reachable, so
# transient cache backend failures fall back to uncached rustc instead of
# failing the build.
SCCACHE_GHA_ENABLED: "true"
# vcpkg binary caching for Windows (mirrors builds.yml)
VCPKG_DEFAULT_TRIPLET: x64-windows-static-md
VCPKG_DEFAULT_HOST_TRIPLET: x64-windows-static-md
Expand Down Expand Up @@ -134,11 +139,39 @@ jobs:
if: matrix.name == 'macos-x64'
run: rustup target add x86_64-apple-darwin

# ---------- Setup sccache ----------
- name: Setup sccache
uses: mozilla-actions/sccache-action@054db53350805f83040bf3e6e9b8cf5a139aa7c9 # v0.0.7

- name: Enable sccache wrapping (probe first)
shell: bash
run: |
if sccache --start-server >/dev/null 2>&1; then
echo "RUSTC_WRAPPER=sccache" >> "$GITHUB_ENV"
echo "::notice::sccache enabled (RUSTC_WRAPPER=sccache)"
else
echo "::warning::sccache backend unreachable; building without compile cache this run"
fi

# ---------- Cache Cargo ----------
- name: Cache Cargo
uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
- name: Cache cargo registry
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
path: |
~/.cargo/registry/index/
~/.cargo/registry/cache/
~/.cargo/git/db/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-registry-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-registry-

- name: Cache cargo target
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
workspaces: client-sdk-rust -> target
path: client-sdk-rust/target/
key: ${{ runner.os }}-${{ matrix.name }}-cargo-target-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-${{ matrix.name }}-cargo-target-

# ---------- Build environment setup ----------
- name: Set Linux build environment
Expand Down Expand Up @@ -303,12 +336,39 @@ jobs:
with:
toolchain: stable

# ---------- Setup sccache ----------
- name: Setup sccache
uses: mozilla-actions/sccache-action@054db53350805f83040bf3e6e9b8cf5a139aa7c9 # v0.0.7

- name: Enable sccache wrapping (probe first)
shell: bash
run: |
if sccache --start-server >/dev/null 2>&1; then
echo "RUSTC_WRAPPER=sccache" >> "$GITHUB_ENV"
echo "::notice::sccache enabled (RUSTC_WRAPPER=sccache)"
else
echo "::warning::sccache backend unreachable; building without compile cache this run"
fi

# ---------- Cache Cargo ----------
- name: Cache Cargo
uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
- name: Cache cargo registry
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
path: |
~/.cargo/registry/index/
~/.cargo/registry/cache/
~/.cargo/git/db/
key: ${{ runner.os }}-coverage-cargo-registry-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-coverage-cargo-registry-

- name: Cache cargo target
uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
with:
workspaces: client-sdk-rust -> target
key: coverage
path: client-sdk-rust/target/
key: ${{ runner.os }}-coverage-cargo-target-${{ hashFiles('client-sdk-rust/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-coverage-cargo-target-

# ---------- Build environment setup ----------
- name: Set build environment
Expand Down
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