Periodically Restart Agent #71
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| name: Periodically Restart Agent | |
| # This action periodically restarts the agent. | |
| # Twitch likes to expire tokens if the agent runs for too long, so every couple of days we restart | |
| # a random instance to ensure there's always a fresh agent available. | |
| on: | |
| schedule: | |
| - cron: "0 12 * * 1,3,5" # every Monday, Wednesday, and Friday at noon UTC | |
| workflow_dispatch: | |
| jobs: | |
| restart: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| id-token: write | |
| steps: | |
| - uses: google-github-actions/auth@v1 | |
| with: | |
| workload_identity_provider: "projects/832669896677/locations/global/workloadIdentityPools/github-actions/providers/github-actions" | |
| service_account: "github-action-356868763@rtchat-47692.iam.gserviceaccount.com" | |
| - uses: "google-github-actions/setup-gcloud@v1" | |
| - run: | | |
| INSTANCES=$(gcloud compute instance-groups managed list-instances agent-small-us-west1 --region=us-west1) | |
| NUM_HEALTHY_INSTANCES=$(echo "$INSTANCES" | grep "HEALTHY" | wc -l) | |
| echo "$INSTANCES" | |
| echo "Number of healthy instances: $NUM_HEALTHY_INSTANCES" | |
| # if there are fewer than three healthy instances, don't do anything | |
| if [ "$NUM_HEALTHY_INSTANCES" -lt 3 ]; then | |
| echo "Not enough healthy instances, not restarting" | |
| exit 0 | |
| fi | |
| # otherwise, pick an instance at random | |
| INSTANCE=$(echo "$INSTANCES" | tail -n +2 | shuf -n 1 | cut -d ' ' -f 1) | |
| echo "Restarting instance: $INSTANCE" | |
| # restart the instance | |
| gcloud compute instance-groups managed recreate-instances agent-small-us-west1 --region=us-west1 --instances=$INSTANCE |