113 lines
3.2 KiB
Bash
113 lines
3.2 KiB
Bash
# shellcheck shell=bash
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termux_gitlab_api_get_tag() {
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if [[ -z "$1" ]]; then
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termux_error_exit <<-EndOfUsage
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Usage: ${FUNCNAME[0]} PKG_SRCURL [TAG_TYPE] [API_HOST]
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Returns the latest tag of the given package.
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EndOfUsage
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fi
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local PKG_SRCURL="$1"
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local TAG_TYPE="${2:-}"
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local API_HOST="${3:-gitlab.com}"
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local project
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project="$(echo "${PKG_SRCURL}" | cut -d'/' -f4-5)"
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project="${project#git+}"
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if [[ -z "${TAG_TYPE}" ]]; then # If not set, then decide on the basis of url.
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if [[ "${PKG_SRCURL:0:4}" == "git+" ]]; then
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# Get newest tag.
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TAG_TYPE="newest-tag"
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else
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# Get the latest release tag.
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TAG_TYPE="latest-release-tag"
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fi
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fi
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local jq_filter
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local api_path
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case "${TAG_TYPE}" in
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latest-release-tag)
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api_path="/releases"
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jq_filter=".[0].tag_name"
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;;
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newest-tag)
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api_path="/repository/tags"
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jq_filter=".[0].name"
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;;
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*)
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termux_error_exit <<-EndOfError
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ERROR: Invalid TAG_TYPE: '${TAG_TYPE}'.
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Allowed values: 'newest-tag', 'latest-release-tag'.
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EndOfError
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;;
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esac
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# Replace slash '/' with '%2F' in project name. It is required for Gitlab API.
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local api_url="https://${API_HOST}/api/v4/projects/${project//\//%2F}${api_path}"
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# Api can be accessed without authentication if the repository is publicly accessible.
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# Default rate limit for gitlab.com is 300 requests per minute for unauthenticated users
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# and non-protected paths which should be enough for most use cases.
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# see: https://docs.gitlab.com/ee/user/gitlab_com/index.html#gitlabcom-specific-rate-limits
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local response
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response="$(
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curl --silent --location --retry 10 --retry-delay 1 \
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--write-out '|%{http_code}' \
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"${api_url}"
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)"
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local http_code
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http_code="${response##*|}"
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# Why printf "%s\n"? Because echo interpolates control characters, which jq does not like.
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response="$(printf "%s\n" "${response%|*}")"
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local tag_name
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if [[ "${http_code}" == "200" ]]; then
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if jq --exit-status --raw-output "${jq_filter}" <<<"${response}" >/dev/null; then
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tag_name="$(jq --exit-status --raw-output "${jq_filter}" <<<"${response}")"
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else
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termux_error_exit "ERROR: Failed to parse tag name from: '${response}'"
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fi
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elif [[ "${http_code}" == "404" ]]; then
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if jq --exit-status "has(\"message\") and .message == \"Not Found\"" <<<"${response}"; then
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termux_error_exit <<-EndOfError
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ERROR: No '${TAG_TYPE}' found. (${api_url})
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Try using '$(
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if [ ${TAG_TYPE} = "newest-tag" ]; then
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echo "latest-release-tag"
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else
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echo "newest-tag"
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fi
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)'.
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EndOfError
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else
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termux_error_exit <<-EndOfError
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ERROR: Failed to get '${TAG_TYPE}' (${api_url}).
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Response:
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${response}
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EndOfError
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fi
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else
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termux_error_exit <<-EndOfError
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ERROR: Failed to get '${TAG_TYPE}' (${api_url}).
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HTTP code: ${http_code}
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Response:
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${response}
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EndOfError
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fi
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# If program control reached here and still no tag_name, then something is not right.
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if [[ -z "${tag_name:-}" ]] || [[ "${tag_name}" == "null" ]]; then
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termux_error_exit <<-EndOfError
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ERROR: JQ could not find '${TAG_TYPE}' (${api_url}).
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Response:
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${response}
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Please report this as bug.
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EndOfError
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fi
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echo "${tag_name#v}" # Strip leading 'v'.
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}
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