109 lines
3.1 KiB
Bash
109 lines
3.1 KiB
Bash
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#!/bin/bash
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# Suggested by Github actions to be strict
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set -e
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set -o pipefail
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################################################################################
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# Global Variables (we can't use GITHUB_ prefix)
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################################################################################
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API_VERSION=v3
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BASE=https://api.github.com
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AUTH_HEADER="Authorization: token ${GITHUB_TOKEN}"
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HEADER="Accept: application/vnd.github.${API_VERSION}+json"
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HEADER="${HEADER}; application/vnd.github.antiope-preview+json"
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# URLs
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REPO_URL="${BASE}/repos/${GITHUB_REPOSITORY}"
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PULLS_URL=$REPO_URL/pulls
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################################################################################
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# Helper Functions
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################################################################################
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get_url() {
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RESPONSE=$(curl -sSL -H "${AUTH_HEADER}" -H "${HEADER}" "${1:-}")
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echo ${RESPONSE}
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}
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check_credentials() {
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if [[ -z "${GITHUB_TOKEN}" ]]; then
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echo "You must include the GITHUB_TOKEN as an environment variable."
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exit 1
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fi
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}
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check_events_json() {
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if [[ ! -f "${GITHUB_EVENT_PATH}" ]]; then
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echo "Cannot find Github events file at ${GITHUB_EVENT_PATH}";
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exit 1;
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fi
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echo "Found ${GITHUB_EVENT_PATH}";
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cat "${GITHUB_EVENT_PATH}"
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}
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create_pull_request() {
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SOURCE=${1} # from this branch
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TARGET=${2} # pull request TO this target
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TITLE="Update container ${SOURCE}"
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BODY="This is an automated pull request to update the container collection ${SOURCE}"
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# Post the pull request
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curl -d "{\"title\":\"${TITLE}\", \"body\":\"${BODY}\", \"head\":\"${SOURCE}\", \"base\":\"${TARGET}\"}" -H "Content-Type: application/json" -H "\"${HEADER}\"" -H \""${AUTH_HEADER}"\" -X POST ${PULLS_URL};
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echo $?
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}
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main () {
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# path to file that contains the POST response of the event
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# Example: https://github.com/actions/bin/tree/master/debug
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# Value: /github/workflow/event.json
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check_events_json;
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# User specified branch to PR to, and check
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if [ -z "${BRANCH_PREFIX}" ]; then
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echo "No branch prefix is set, all branches will be used."
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BRANCH_PREFIX=""
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fi
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if [ -z "${PULL_REQUEST_BRANCH}" ]; then
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PULL_REQUEST_BRANCH=master
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fi
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echo "Pull requests will go to ${PULL_REQUEST_BRANCH}"
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# Get the name of the action that was triggered
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BRANCH=$(jq --raw-output .ref "${GITHUB_EVENT_PATH}");
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echo "Found branch $BRANCH"
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# If it's to the target branch, ignore it
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if [[ "${BRANCH}" == "${PULL_REQUEST_BRANCH}" ]]
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echo "Target and current branch are identical (${BRANCH}), skipping."
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else
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# If the prefix for the branch matches
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if [[ $BRANCH == ${BRANCH_PREFIX}* ]]; then
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# Ensure we have a GitHub token
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check_credentials
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create_pull_request $BRANCH $PULL_REQUEST_BRANCH
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fi
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fi
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}
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echo "==========================================================================
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START: Running Pull Request on Branch Update Action!";
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main;
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echo "==========================================================================
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END: Finished";
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