actions-gh-pages/entrypoint.sh
blue-jam 47a6d63ea8 Fix: "git rm" fails when publish branch is empty (#24)
When a publish branch exists and it has no files, `git rm -r '*'` fails with

```
fatal: pathspec '*' did not match any files
```

`--ignore-unmatch` option let git exit with a zero status in this case.

Reference: https://git-scm.com/docs/git-rm#Documentation/git-rm.txt---ignore-unmatch
2019-09-16 01:06:45 +09:00

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#!/bin/bash
set -e
# set -ex
function print_error() {
echo -e "\e[31mERROR: ${1}\e[m"
}
function print_info() {
echo -e "\e[36mINFO: ${1}\e[m"
}
# check values
if [ -n "${ACTIONS_DEPLOY_KEY}" ]; then
print_info "setup with ACTIONS_DEPLOY_KEY"
mkdir /root/.ssh
ssh-keyscan -t rsa github.com > /root/.ssh/known_hosts
echo "${ACTIONS_DEPLOY_KEY}" > /root/.ssh/id_rsa
chmod 400 /root/.ssh/id_rsa
remote_repo="git@github.com:${GITHUB_REPOSITORY}.git"
elif [ -n "${PERSONAL_TOKEN}" ]; then
print_info "setup with PERSONAL_TOKEN"
remote_repo="https://x-access-token:${PERSONAL_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
elif [ -n "${GITHUB_TOKEN}" ]; then
print_info "setup with GITHUB_TOKEN"
remote_repo="https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
else
print_error "not found ACTIONS_DEPLOY_KEY, PERSONAL_TOKEN, or GITHUB_TOKEN"
exit 1
fi
if [ -z "${PUBLISH_BRANCH}" ]; then
print_error "not found PUBLISH_BRANCH"
exit 1
fi
if [ -z "${PUBLISH_DIR}" ]; then
print_error "not found PUBLISH_DIR"
exit 1
fi
remote_branch="${PUBLISH_BRANCH}"
local_dir="${HOME}/$(tr -cd 'a-f0-9' < /dev/urandom | head -c 32)"
if git clone --depth=1 --single-branch --branch "${remote_branch}" "${remote_repo}" "${local_dir}"; then
cd "${local_dir}"
git rm -r --ignore-unmatch '*'
find "${GITHUB_WORKSPACE}/${PUBLISH_DIR}" -maxdepth 1 | \
tail -n +2 | \
xargs -I % cp -rf % "${local_dir}/"
else
cd "${PUBLISH_DIR}"
git init
git checkout --orphan "${remote_branch}"
fi
# push to publishing branch
git config user.name "${GITHUB_ACTOR}"
git config user.email "${GITHUB_ACTOR}@users.noreply.github.com"
git remote rm origin || true
git remote add origin "${remote_repo}"
git add --all
print_info "Allowing empty commits: ${INPUT_EMPTYCOMMITS}"
COMMIT_MESSAGE="Automated deployment: $(date -u) ${GITHUB_SHA}"
if [[ ${INPUT_EMPTYCOMMITS} == "true" ]]; then
git commit --allow-empty -m "${COMMIT_MESSAGE}"
else
git commit -m "${COMMIT_MESSAGE}" || \
print_info "No changes detected, skipping deployment" && \
exit 0
fi
git push origin "${remote_branch}"
print_info "${GITHUB_SHA} was successfully deployed"