Merge branch 'ci-tag-jobs-with-docker' into 'master'

Better CI (run on faster CI hosts, incremental release builds, thin-lto)

See merge request famedly/conduit!118

.gitlab-ci.yml

@@ -9,10 +9,12 @@ variables:
   CACHE_COMPRESSION_LEVEL: fastest
 
 
+
 test:cargo:
   stage: "test"
   needs: []
   image: "rust:latest"
+  tags: ["docker"]
   variables:
     CARGO_HOME: "cargohome"
   cache:
@@ -43,6 +45,7 @@ test:cargo:
     - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
   interruptible: true
   image: "rust:latest"
+  tags: ["docker"]
   cache:
     paths:
       - cargohome
@@ -57,6 +60,10 @@ test:cargo:
     - "apt-get install -yqq --no-install-recommends $NEEDED_PACKAGES"
     - "rustup target add $TARGET"
   script:
+    # Set some cargo tuning here, because targets overwrite the 'variables'
+    - "export CARGO_INCREMENTAL=true"
+    - "export CARGO_PROFILE_RELEASE_CODEGEN_UNITS=16"
+    - "export CARGO_PROFILE_RELEASE_LTO=thin"
     - time cargo build --target $TARGET --release
     - 'mv "target/$TARGET/release/conduit" "conduit-$TARGET"'
   artifacts:
@@ -103,6 +110,7 @@ build:cargo:aarch64-unknown-linux-gnu:
     - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
   interruptible: true
   image: "rust:latest"
+  tags: ["docker"]
   cache:
     paths:
       - cargohome
@@ -149,6 +157,7 @@ publish:package:
   rules:
     - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
   image: curlimages/curl:latest
+  tags: ["docker"]
   variables:
     GIT_STRATEGY: "none" # Don't need a clean copy of the code, we just operate on artifacts
   script: