CI: add Alpine Linux runner

.gitlab-ci.yml

@@ -17,3 +17,4 @@ include:
   - local: .gitlab/ci/gitlab-shared-docker.yml
   - local: .gitlab/ci/compilation-gcc.gitlab-ci.yml
   - local: .gitlab/ci/compilation-clang.gitlab-ci.yml
+  - local: .gitlab/ci/alpinelinux.yml

.gitlab/ci/alpinelinux.yml

@@ -0,0 +1,53 @@
+.alpinelinux-dependencies:
+  after_script:
+    - sudo dmesg > /mnt/artifacts/dmesg.log
+    - sudo cp /var/log/messages /mnt/artifacts/
+    - '[ "$(ls -A /var/coredumps)" ] && exit 1 || true'
+  before_script:
+    - >
+      sudo apk add
+      lvm2-dev openssl1.1-compat-dev popt-dev util-linux-dev json-c-dev
+      argon2-dev device-mapper which sharutils gettext gettext-dev automake
+      autoconf libtool build-base keyutils tar jq expect git
+    - ./autogen.sh
+    - ./configure --prefix=/usr --libdir=/lib --sbindir=/sbin --disable-static --enable-libargon2 --with-crypto_backend=openssl --disable-external-tokens --disable-ssh-token
+
+test-main-commit-job-alpinelinux:
+  extends:
+    - .alpinelinux-dependencies
+  tags:
+    - libvirt
+    - alpinelinux
+  stage: test
+  interruptible: true
+  variables:
+    RUN_SSH_PLUGIN_TEST: "0"
+  rules:
+    - if: $CI_PROJECT_PATH != "cryptsetup/cryptsetup"
+      when: never
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH || $CI_COMMIT_BRANCH =~ /v2\..\.x$/
+  rules:
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH || $CI_COMMIT_BRANCH =~ /v2\..\.x$/
+  script:
+    - make -j
+    - make -j -C tests check-programs
+    - sudo -E make check
+
+test-mergerq-job-alpinelinux:
+  extends:
+    - .alpinelinux-dependencies
+  tags:
+    - libvirt
+    - alpinelinux
+  stage: test
+  interruptible: true
+  variables:
+    RUN_SSH_PLUGIN_TEST: "0"
+  rules:
+    - if: $CI_PROJECT_PATH != "cryptsetup/cryptsetup"
+      when: never
+    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
+  script:
+    - make -j
+    - make -j -C tests check-programs
+    - sudo -E make check