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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| # This file is designed to be source'd, so it is not executable. | ||
| if [ "$SHELL" != "/bin/bash" ]; then | ||
| echo "This script requires bash and may not be compatible with other shells. BASH=$BASH SHELL=$SHELL" | ||
| fi | ||
|
|
||
| latest_release() { | ||
|
|
||
| if ! JSON_DATA="$(curl -sS https://api.github.com/repos/wildmountainfarms/solarthing/releases/latest)"; then | ||
| # If the exit code is not 0, then error information was printed to stderr. | ||
| return 1 | ||
| fi | ||
| TAG_NAME_JSON="$(echo "$JSON_DATA" | jq '.tag_name')" | ||
| if [ "$TAG_NAME_JSON" = "null" ]; then | ||
| ERROR_MESSAGE_JSON="$(echo "$JSON_DATA" | jq '.message')" | ||
| if [ "$ERROR_MESSAGE" = "null" ]; then | ||
| echo "Unknown error. Printing JSON" >&2 | ||
| echo "$JSON_DATA" >&2 | ||
| else | ||
| ERROR_MESSAGE="$(echo "$ERROR_MESSAGE_JSON" | jq -r)" | ||
| echo "Got error: $ERROR_MESSAGE" >&2 | ||
| fi | ||
| return 1 | ||
| fi | ||
| TAG_NAME="$(echo "$TAG_NAME_JSON" | jq -r)" | ||
| RELEASE="$(echo "$TAG_NAME" | cut -c 2-)" | ||
| if [ -z "$RELEASE" ]; then | ||
| return 1 | ||
| fi | ||
|
|
||
| echo "$RELEASE" | ||
| } | ||
| download() { | ||
| # arguments: 1:version | ||
| if [[ $# -ne 1 ]]; then | ||
| echo "Must pass 1 argument" >&2 | ||
| return 1 | ||
| fi | ||
| version="$1" | ||
| jar_name="$(jar_name "-$version")" | ||
| echo "Downloading version: $version with jar name: $jar_name" | ||
| mkdir -p "$SOLARTHING_DOWNLOAD_DIRECTORY" | ||
| # -J to preserve "last modified" | ||
| curl -sSfLJ --connect-timeout 10 --max-time 300 -o "$SOLARTHING_DOWNLOAD_DIRECTORY/$jar_name" "https://github.com/wildmountainfarms/solarthing/releases/download/v$version/$jar_name" | ||
| } | ||
| is_valid_jar() { | ||
| if [[ $# -ne 1 ]]; then | ||
| echo "Must pass 1 argument" >&2 | ||
| return 1 | ||
| fi | ||
| zip -qT "$1" 1>/dev/null 2>&1 | ||
| return $? | ||
| } | ||
| on_download_failure() { | ||
| if [ ! -v SOLARTHING_IGNORE_DOWNLOAD_FAILURES ]; then | ||
| echo "Not ignoring download failure" | ||
| exit 213 | ||
| fi | ||
| } | ||
|
|
||
| jar_name() { | ||
| if [[ $# -gt 1 ]]; then | ||
| echo "Must pass 0 or 1 arguments!" >&2 | ||
| return 1 | ||
| fi | ||
| suffix="$1" | ||
| variant="${SOLARTHING_VARIANT:-client}" | ||
| case $variant in | ||
| "client") | ||
| echo "solarthing$suffix.jar" | ||
| ;; | ||
| "server" | "graphql") | ||
| echo "solarthing-graphql$suffix.jar" | ||
| ;; | ||
| *) | ||
| echo "Unknown variant: $variant" >&2 | ||
| return 1 | ||
| ;; | ||
| esac | ||
| } | ||
|
|
||
| if [ -v SOLARTHING_VERSION ]; then | ||
| # This function downloads the jar file if it needs to, and then prints out the name of the jar file | ||
| if [[ ! -v SOLARTHING_DOWNLOAD_DIRECTORY ]]; then | ||
| echo "SOLARTHING_VERSION must be set" | ||
| exit 1 | ||
| fi | ||
| case $SOLARTHING_VERSION in | ||
| "latest") | ||
| link_jar="$SOLARTHING_DOWNLOAD_DIRECTORY/$(jar_name '-latest')" | ||
| if ! is_valid_jar "$link_jar" || [ -v SOLARTHING_CHECK_DOWNLOAD ]; then | ||
| echo "Fetching latest version from GitHub" | ||
| if release="$(latest_release)"; then | ||
| if is_valid_jar "$SOLARTHING_DOWNLOAD_DIRECTORY/$(jar_name "-$release")"; then | ||
| echo "Already downloaded" | ||
| ln -sf "$(jar_name "-$release")" "$link_jar" | ||
| elif download "$release"; then | ||
| echo "Downloaded successfully" | ||
| # The link_jar file ends up in the same directory as what it is pointing at, | ||
| # so the path to the jar file being pointed at is pretty easy to compute. | ||
| ln -sf "$(jar_name "-$release")" "$link_jar" | ||
| else | ||
| echo "Failed to download" | ||
| on_download_failure | ||
| fi | ||
| else | ||
| echo "Failed to retrieve latest version" | ||
| on_download_failure | ||
| fi | ||
| if ! is_valid_jar "$link_jar"; then | ||
| echo "Download failure occurred. No fallback jar to use. Exiting..." | ||
| exit 213 | ||
| fi | ||
| fi | ||
| export SOLARTHING_JAR="$link_jar" | ||
| ;; | ||
| *) | ||
| if [ -v SOLARTHING_CHECK_DOWNLOAD ]; then | ||
| echo "(Warning) Setting SOLARTHING_CHECK_DOWNLOAD for a pinned version has no effect" | ||
| fi | ||
| jar_file="$SOLARTHING_DOWNLOAD_DIRECTORY/$(jar_name "-$SOLARTHING_VERSION")" | ||
| if ! is_valid_jar "$jar_file"; then | ||
| if download "$SOLARTHING_VERSION"; then | ||
| echo "Downloaded successfully" | ||
| else | ||
| echo "Failed to download" | ||
| exit 213 | ||
| fi | ||
| fi | ||
| export SOLARTHING_JAR="$jar_file" | ||
| ;; | ||
| esac | ||
| else | ||
| echo "SOLARTHING_VERSION not set, so SOLARTHING_JAR will not be set" | ||
| fi |
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