Testing agent signal handling

pipeline.yml

steps:
  - name: Test 1
    command: test-1.sh
    agents:
      queue: "$BUILDKITE_AGENT_META_DATA_QUEUE"
  - name: Test 2
    command: test-2.sh
    agents:
      queue: "$BUILDKITE_AGENT_META_DATA_QUEUE"
  - name: Test 3
    command: test-3.sh
    agents:
      queue: "$BUILDKITE_AGENT_META_DATA_QUEUE"

test-1.sh

#!/bin/bash

# Blocks using read, and prints in the signal handlers

handle_int() {
  echo "Received INT.";
  echo "Finished.";
  exit 0
}

handle_term() {
  echo "Received TERM.";
  echo "Finished.";
  exit 0
}

trap handle_int INT
trap handle_term TERM

echo "Reading..."

read -r

test-2.sh

#!/bin/bash

# Blocks using read, and sleeps in the signal handlers

handle_int() {
  echo "Received INT. Sleeping for 5...";
  sleep 5;
  echo "Finished.";
  exit 0
}

handle_term() {
  echo "Received TERM. Sleeping for 5...";
  sleep 5;
  echo "Finished.";
  exit 0
}

trap handle_int INT
trap handle_term TERM

echo "Reading..."

read -r

test-3.sh

#!/bin/bash

# Blocks using sleep, and sleeps in the signal handlers

handle_int() {
  echo "Received INT. Sleeping for 5...";
  sleep 5;
  echo "Finished.";
  exit 0
}

handle_term() {
  echo "Received TERM. Sleeping for 5...";
  sleep 5;
  echo "Finished.";
  exit 0
}

trap handle_int INT
trap handle_term TERM

echo "Sleeping for 60..."

sleep 60