action.yaml

# action.yaml
name: 'Polar Signals Continuous Profiling'
description: 'Installs Parca to continuously profile your CI/CD pipeline.'
inputs:
  polarsignals_cloud_token:
    description: 'Polar Signals cloud token.'
    required: true
  store_address:
    description: 'gRPC address to send data to. Defaults to Polar Signals Cloud endpoint.'
    required: false
    default: 'grpc.polarsignals.com:443'
  parca_agent_version:
    description: 'Parca agent version.'
    required: false
    default: '0.35.3'
  profiling_frequency:
    description: 'The frequency at which profiling data is collected. Parca Agent defaults to 19, but to gather more data in CI we recommend a higher frequency.'
    required: false
    default: 99
  profiling_duration:
    description: 'The agent profiling duration to use, cycle to send profiling data.'
    required: false
    default: '3s'
  labels:
    description: 'Add labels, for example branch name, branch=main'
    required: false
  extra_args:
    description: 'Add any further arguments to the execution of the agent.'
    required: false
runs:
  using: 'composite'
  steps:
    - name: Install Parca Agent
      shell: bash
      run: |
        curl --connect-timeout 5 --max-time 60 --retry 5 --retry-delay 0 --retry-max-time 600 -sL https://github.com/parca-dev/parca-agent/releases/download/v${{ inputs.parca_agent_version }}/parca-agent_${{ inputs.parca_agent_version }}_`uname -s`_`uname -m` > parca-agent
        chmod +x ./parca-agent
    - name: Run parca agent in background
      shell: bash
      run: sudo ./parca-agent --metadata-external-labels='${{ inputs.labels }}' --profiling-duration=${{ inputs.profiling_duration }} --profiling-cpu-sampling-frequency=${{ inputs.profiling_frequency }} --node=github --remote-store-address=${{ inputs.store_address }} --remote-store-bearer-token=${{ inputs.polarsignals_cloud_token }} ${{ inputs.extra_args }} > ${{ runner.temp }}/parca-agent.log 2>&1 &