Switching sccache from local to Redis

.gitlab-ci.yml

@@ -5,16 +5,15 @@ stages:
   - optional
 
 image:                             ${REGISTRY}/parity-ci-linux:latest
+
 variables:
   GIT_STRATEGY:                    fetch
   GIT_SUBMODULE_STRATEGY:          recursive
   CI_SERVER_NAME:                  "GitLab CI"
   CARGO_HOME:                      "/ci-cache/${CI_PROJECT_NAME}/cargo/${CI_JOB_NAME}"
-  SCCACHE_DIR:                     "/ci-cache/${CI_PROJECT_NAME}/sccache"
   CARGO_TARGET:                    x86_64-unknown-linux-gnu
   REGISTRY:                        registry.parity.io/parity/infrastructure/scripts
 
-
 .releaseable_branches:             # list of git refs for building GitLab artifacts (think "pre-release binaries")
   only:                            &releaseable_branches
     - stable
@@ -38,22 +37,6 @@ variables:
   before_script:
     - rustup show
     - cargo --version
-    - SCCACHE_ERROR_LOG=/builds/parity/parity-ethereum/sccache_debug.log
-        RUST_LOG=sccache=debug
-        sccache --start-server
-    - sccache -s
-  after_script:
-    # sccache debug info
-    - if test -e sccache_debug.log;
-      then
-        echo "_____All crate-types:_____";
-        grep 'parse_arguments.*--crate-type' sccache_debug.log | sed -re 's/.*"--crate-type", "([^"]+)".*/\1/' | sort | uniq -c;
-        echo "_____Non-cacheable reasons:_____";
-        grep CannotCache sccache_debug.log | sed -re 's/.*CannotCache\((.+)\).*/\1/' | sort | uniq -c;
-      else
-        echo "_____No logs from sccache_____";
-        exit 0;
-      fi
   tags:
     - linux-docker
 
@@ -63,7 +46,6 @@ variables:
   <<:                              *collect_artifacts
   script:
     - scripts/gitlab/build-linux.sh
-    - sccache -s
   after_script:
     - mkdir -p tools
     - cp -r scripts/docker/hub/* ./tools
@@ -81,21 +63,21 @@ cargo-check 0 3:
   <<:                              *docker-cache-status
   script:
     - time cargo check --target $CARGO_TARGET --locked --no-default-features --verbose --color=always
-    - sccache -s
+    - sccache --stop-server
 
 cargo-check 1 3:
   stage:                           test
   <<:                              *docker-cache-status
   script:
     - time cargo check --target $CARGO_TARGET --locked --manifest-path util/io/Cargo.toml --no-default-features --verbose --color=always
-    - sccache -s
+    - sccache --stop-server
 
 cargo-check 2 3:
   stage:                           test
   <<:                              *docker-cache-status
   script:
     - time cargo check --target $CARGO_TARGET --locked --manifest-path util/io/Cargo.toml --features "mio" --verbose --color=always
-    - sccache -s
+    - sccache --stop-server
 
 cargo-check-evmbin:
   stage:                           test
@@ -123,37 +105,32 @@ validate-chainspecs:
   <<:                              *docker-cache-status
   script:
     - ./scripts/gitlab/validate-chainspecs.sh
-    - sccache -s
 
 test-cpp:
   stage:                           build
   <<:                              *docker-cache-status
   script:
     - ./scripts/gitlab/test-cpp.sh
-    - sccache -s
 
 test-linux:
   stage:                           build
   <<:                              *docker-cache-status
   script:
     - ./scripts/gitlab/test-linux.sh stable
-    - sccache -s
 
 test-linux-beta:
   stage:                           build
   only:                            *releaseable_branches
   <<:                              *docker-cache-status
   script:
     - ./scripts/gitlab/test-linux.sh beta
-    - sccache -s
 
 test-linux-nightly:
   stage:                           build
   only:                            *releaseable_branches
   <<:                              *docker-cache-status
   script:
     - ./scripts/gitlab/test-linux.sh nightly
-    - sccache -s
   allow_failure:                   true
 
 build-android:

scripts/gitlab/build-linux.sh

@@ -3,6 +3,8 @@
 set -e # fail on any error
 set -u # treat unset variables as error
 
+export CC="sccache "$CC
+export CXX="sccache "$CXX
 echo "__________Show ENVIROMENT__________"
 echo "CI_SERVER_NAME:   " $CI_SERVER_NAME
 echo "CARGO_HOME:       " $CARGO_HOME
@@ -55,3 +57,5 @@ do
       echo "> ${binary} cannot be hashed with cross-compiled binary (keccak256)"
   fi
 done
+#show sccache statistics
+sccache --stop-server

scripts/gitlab/test-cpp.sh

@@ -4,6 +4,8 @@ set -e # fail on any error
 set -u # treat unset variables as error
 #use nproc `linux only
 THREADS=$(nproc)
+export CC="sccache gcc"
+export CXX="sccache g++"
 
 echo "________Running the C++ example________"
 DIR=parity-clib/examples/cpp/build
@@ -15,3 +17,5 @@ make VERBOSE=1 -j $THREADS
 #       that to happen on CI
 cd -
 rm -rf $DIR
+#show sccache statistics
+sccache --stop-server

scripts/gitlab/test-linux.sh

@@ -5,7 +5,10 @@ echo "________Running test-linux.sh________"
 set -e # fail on any error
 set -u # treat unset variables as error
 
+export CC="sccache gcc"
+export CXX="sccache g++"
 FEATURES="json-tests"
+
 OPTIONS="--release"
 #use nproc `linux only
 THREADS=$(nproc)
@@ -16,3 +19,6 @@ rustup show
 echo "________Running Parity Full Test Suite________"
 # Why are we using RUSTFLAGS? See https://github.com/paritytech/parity-ethereum/pull/10719
 CARGO_INCREMENTAL=0 RUSTFLAGS="-C opt-level=3 -C overflow-checks=on -C debuginfo=2 -Ctarget-feature=+aes,+sse2,+ssse3" time cargo test $OPTIONS --features "$FEATURES" --locked --all --target $CARGO_TARGET --verbose --color=never -- --test-threads $THREADS
+
+#show sccache statistics
+sccache --stop-server

scripts/gitlab/validate-chainspecs.sh

@@ -15,5 +15,6 @@ done
 for spec in ethcore/res/ethereum/*.json; do
     if ! ./target/release/chainspec "$spec"; then ERR=1; fi
 done
-
+#show sccache statistics
+sccache --stop-server
 exit $ERR