test.yaml

---
# @see https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions
#
# Services feature of GitHub Actions isn't fit for our purposes for testing.
# We cannot overwrite arguments of ENTRYPOINT.
# @see https://docs.docker.com/engine/reference/commandline/create/#options
#
# @see https://gh.neting.ccmunity/t/how-to-trigger-an-action-on-push-or-pull-request-but-not-both/16662
name: Test
on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
defaults:
  run:
    shell: bash
jobs:
  main:
    name: Main
    timeout-minutes: 10
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      max-parallel: 10
      matrix:
        include:
          - {redis: '7.2', ruby: '3.3'}
          - {redis: '7.2', ruby: '3.3', compose: compose.valkey.yaml}
          - {redis: '7.2', ruby: '3.3', compose: compose.ssl.yaml}
          - {redis: '7.2', ruby: '3.3', driver: 'hiredis'}
          - {redis: '7.2', ruby: '3.3', driver: 'hiredis', compose: compose.ssl.yaml}
          - {redis: '7.2', ruby: '3.3', replica: '2', compose: compose.replica.yaml}
          - {redis: '7.2', ruby: '3.2', compose: compose.auth.yaml}
          - {redis: '7.0', ruby: '3.1'}
          - {redis: '6.2', ruby: '3.0'}
          - {redis: '5.0', ruby: '2.7'}
          - {ruby: 'jruby'}
          - {ruby: 'truffleruby'}
          - {task: test_cluster_state,  redis: '7.2', replica: '2', compose: compose.replica.yaml, startup: '9'}
          - {task: test_cluster_state,  redis: '6.2', replica: '2', compose: compose.replica.yaml, startup: '9'}
          - {task: test_cluster_broken, redis: '7.2', restart: 'no', startup: '6'}
          - {task: test_cluster_broken, redis: '6.2', restart: 'no', startup: '6'}
          - {task: test_cluster_scale,  redis: '7.2', compose: compose.scale.yaml, startup: '8'}
          - {task: test_cluster_scale,  redis: '6.2', compose: compose.scale.yaml, startup: '8'}
    env:
      REDIS_VERSION: ${{ matrix.redis || '7.2' }}
      DOCKER_COMPOSE_FILE: ${{ matrix.compose || 'compose.yaml' }}
      REDIS_CONNECTION_DRIVER: ${{ matrix.driver || 'ruby' }}
      REDIS_REPLICA_SIZE: ${{ matrix.replica || '1' }}
      RESTART_POLICY: ${{ matrix.restart || 'always' }}
      REDIS_CLIENT_MAX_STARTUP_SAMPLE: ${{ matrix.startup || '3' }}
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: ${{ matrix.ruby || '3.3' }}
          bundler-cache: true
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
      - name: Wait for Redis cluster to be ready
        run: bundle exec rake wait
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Run minitest
        run: bundle exec rake ${{ matrix.task || 'test' }}
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true
  nat-ted-env:
    name: NAT-ted Environments
    timeout-minutes: 5
    runs-on: ubuntu-latest
    env:
      REDIS_VERSION: '7.2'
      DOCKER_COMPOSE_FILE: 'compose.nat.yaml'
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Get IP address of host
        run: |
          host_ip_addr=$(ip a | grep eth0 | grep inet | awk '{print $2}' | cut -d'/' -f1)
          echo "HOST_IP_ADDR=$host_ip_addr" >> $GITHUB_ENV
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
        env:
          HOST_ADDR: ${{ env.HOST_IP_ADDR }}
      - name: Wait for nodes to be ready
        run: |
          node_cnt=$(docker compose -f $DOCKER_COMPOSE_FILE ps --format json | jq -s 'length')
          i=0
          while :
          do
            if [[ $i -gt $MAX_ATTEMPTS ]]
            then
              echo "Max attempts exceeded: $i times"
              exit 1
            fi
            healthy_cnt=$(docker compose -f $DOCKER_COMPOSE_FILE ps --format json | jq -s 'map(select(.Health == "healthy")) | length')
            if [[ $healthy_cnt -eq $node_cnt ]]
            then
              break
            fi
            echo 'Waiting for nodes to be ready...'
            sleep 3
            : $((++i))
          done
        env:
          MAX_ATTEMPTS: "10"
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Build cluster
        run: bundle exec rake "build_cluster[$HOST_ADDR]"
        env:
          HOST_ADDR: ${{ env.HOST_IP_ADDR }}
          DEBUG: "1"
      - name: Run minitest
        run: bundle exec rake test
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true
  lint:
    name: Lint
    timeout-minutes: 5
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Run rubocop
        run: bundle exec rubocop
  benchmark:
    name: Benchmark
    timeout-minutes: 10
    runs-on: ubuntu-latest
    env:
      REDIS_VERSION: '7.2'
      DOCKER_COMPOSE_FILE: 'compose.latency.yaml'
      REDIS_REPLICA_SIZE: '2'
      REDIS_CLIENT_MAX_THREADS: '10'
      DELAY_TIME: '1ms'
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
      - name: Wait for Redis cluster to be ready
        run: bundle exec rake wait
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Rebuild cluster for balancing of replicas
        run: bundle exec rake build_cluster_for_bench
        env:
          DEBUG: '1'
      - name: Print topology
        run: |
          for i in {1..9}
          do
            echo "node$i: $(docker compose -f $DOCKER_COMPOSE_FILE exec node$i redis-cli cluster nodes | grep myself)"
          done
      - name: Ping nodes
        run: |
          for i in {1..9}
          do
            node_addr="$(docker compose -f $DOCKER_COMPOSE_FILE exec node$i redis-cli cluster nodes | grep myself | awk '{print $2}' | cut -d'@' -f1 | cut -d':' -f1)"
            echo "node$i:"
            ping -c 5 $node_addr
          done
      - name: Print cpu info
        run: grep 'model name' /proc/cpuinfo
      - name: Print memory info
        run: free -w
      - name: Print disk info
        run: df -h
      - name: Run minitest
        run: bundle exec rake bench | grep BenchCommand | grep -v 'Envoy#bench_pipeline_echo\|Envoy#bench_single_echo' | sort
      - name: Reset qdisc
        run: |
          for i in {5..9..2}
          do
            docker compose -f $DOCKER_COMPOSE_FILE exec node$i tc qdisc del dev eth0 root netem || true
          done
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true
  ips:
    name: IPS
    timeout-minutes: 10
    runs-on: ubuntu-latest
    env:
      REDIS_VERSION: '7.2'
      DOCKER_COMPOSE_FILE: 'compose.latency.yaml'
      REDIS_REPLICA_SIZE: '2'
      REDIS_CLIENT_MAX_THREADS: '10'
      DELAY_TIME: '0ms'
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
      - name: Wait for Redis cluster to be ready
        run: bundle exec rake wait
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Print cpu info
        run: grep 'model name' /proc/cpuinfo
      - name: Run iteration per second
        run: bundle exec rake ips
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true
  profiling:
    name: Profiling
    timeout-minutes: 5
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        mode:
          - single
          - excessive_pipelining
          - pipelining_in_moderation
          - original_mget
          - emulated_mget
    env:
      REDIS_VERSION: '7.2'
      DOCKER_COMPOSE_FILE: 'compose.yaml'
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
      - name: Wait for Redis cluster to be ready
        run: bundle exec rake wait
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Run profiler
        run: bundle exec rake prof
        env:
          PROFILE_MODE: ${{ matrix.mode }}
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true
  massive:
    name: Massive Cluster
    timeout-minutes: 10
    runs-on: ubuntu-latest
    env:
      REDIS_VERSION: '7.2'
      DOCKER_COMPOSE_FILE: 'compose.massive.yaml'
      REDIS_SHARD_SIZE: '10'
      REDIS_REPLICA_SIZE: '2'
      REDIS_CLIENT_MAX_STARTUP_SAMPLE: '5'
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'
          bundler-cache: true
      - name: Print user limits
        run: ulimit -a
      - name: Print kernel params
        run: |
          sysctl fs.file-max
          sysctl vm.swappiness
          sysctl vm.overcommit_memory
          sysctl net.ipv4.tcp_sack
          sysctl net.ipv4.tcp_timestamps
          sysctl net.ipv4.tcp_window_scaling
          sysctl net.ipv4.tcp_congestion_control
          sysctl net.ipv4.tcp_syncookies
          sysctl net.ipv4.tcp_tw_reuse
          sysctl net.ipv4.tcp_max_syn_backlog
          sysctl net.core.somaxconn
          sysctl net.core.rmem_max
          sysctl net.core.wmem_max
      - name: Tune kernel params for redis
        run: |
          # https://developer.redis.com/operate/redis-at-scale/talking-to-redis/initial-tuning/
          sudo sysctl -w vm.overcommit_memory=1
          sudo sysctl -w net.ipv4.tcp_tw_reuse=1           # reuse sockets quickly
          sudo sysctl -w net.ipv4.tcp_max_syn_backlog=1024 # backlog setting
          sudo sysctl -w net.core.somaxconn=1024           # up the number of connections per port
      - name: Pull Docker images
        run: docker compose -f $DOCKER_COMPOSE_FILE pull
      - name: Run containers
        run: docker compose -f $DOCKER_COMPOSE_FILE up -d
      - name: Print memory info
        run: free -w
      - name: Wait for Redis cluster to be ready
        run: bundle exec rake wait
        env:
          DEBUG: '1'
      - name: Print containers
        run: docker compose -f $DOCKER_COMPOSE_FILE ps
      - name: Run profiler
        run: bundle exec rake prof
        env:
          PROFILE_MODE: pipelining_in_moderation
      - name: Stop containers
        run: docker compose -f $DOCKER_COMPOSE_FILE down || true