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|
#!/bin/bash
#
# Ephemeral runner startup script.
#
# Expects the following environment variables:
#
# - REPO=<owner>
# - PAT_TOKEN=<github_pat_***>
#
set -e -u
# Validate required environment variables
if [ -z "${REPO:-}" ] || [ -z "${PAT_TOKEN:-}" ]; then
echo "Error: REPO and/or PAT_TOKEN environment variables not found"
exit 1
fi
# Check the cached registration token.
TOKEN_FILE=registration-token.json
if [ -f $TOKEN_FILE ]; then
set +e
EXPIRES=$(jq --raw-output .EXPIRES "$TOKEN_FILE" 2>/dev/null)
STATUS=$?
set -e
else
STATUS=1
fi
if [[ $STATUS -ne 0 || $(date +%s) -ge $(date -d "$EXPIRES" +%s) ]]; then
# Refresh the cached registration token.
curl \
-X POST \
-H "Accept: application/vnd.github+json" \
-H "Authorization: Bearer $PAT_TOKEN" \
"https://api.github.com/repos/$REPO/actions/runners/registration-token" \
-o "$TOKEN_FILE"
fi
REG_TOKEN=$(jq --raw-output .token "$TOKEN_FILE")
if [ $REG_TOKEN = "null" ]; then
echo "Failed to get registration token"
exit 1
fi
# (Re-)register the runner.
./config.sh remove --token "$REG_TOKEN" || true
set -x
./config.sh \
--url "https://github.com/$REPO" \
--token "$REG_TOKEN" \
--unattended \
--disableupdate \
--replace \
--labels z15 \
--ephemeral
# Run one job.
./run.sh
|
