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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| #!/usr/bin/env bash | ||
|
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| function fetch-team-charts-index() { | ||
| TEAM_INDEX="https://raw.githubusercontent.com/mallardduck/ob-team-charts/refs/heads/main/index.yaml" | ||
| BUILD_DIR="./build" | ||
| LOCAL_FILE="$BUILD_DIR/charts-index.yaml" | ||
| LOCAL_ETAG_FILE="$BUILD_DIR/charts-index.etag" | ||
|
|
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| # Ensure the build directory exists | ||
| mkdir -p "$BUILD_DIR" | ||
|
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| # Fetch the ETag from the remote file headers | ||
| REMOTE_ETAG=$(curl -sI "$TEAM_INDEX" | grep -i "etag" | awk '{print $2}' | tr -d '\r') | ||
|
|
||
| if [[ -z "$REMOTE_ETAG" ]]; then | ||
| return 1 | ||
| fi | ||
|
|
||
| # Check if a local ETag exists | ||
| if [[ -f "$LOCAL_ETAG_FILE" ]]; then | ||
| LOCAL_ETAG=$(cat "$LOCAL_ETAG_FILE") | ||
| # If the ETag matches, skip the download | ||
| if [[ "$REMOTE_ETAG" == "$LOCAL_ETAG" ]]; then | ||
| return 0 | ||
| fi | ||
| fi | ||
|
|
||
| # Download the file as it is either outdated or does not exist | ||
| echo "Downloading file..." | ||
| if curl -s "$TEAM_INDEX" -o "$LOCAL_FILE"; then | ||
| # Save the new ETag | ||
| echo "$REMOTE_ETAG" > "$LOCAL_ETAG_FILE" | ||
| return 0 | ||
| else | ||
| return 1 | ||
| fi | ||
| } | ||
|
|
||
| function newest-chart-version() { | ||
| LOCAL_INDEX_FILE="./build/charts-index.yaml" | ||
| # Fetch the latest index | ||
| fetch-team-charts-index >/dev/null | ||
|
|
||
| CHART_TARGET=$1 | ||
| YQ_QUERY=".entries[\"${CHART_TARGET}\"][0].version" | ||
| NEWEST_CHART=$(yq "$YQ_QUERY" "$LOCAL_INDEX_FILE") | ||
| echo "$NEWEST_CHART" | ||
| } | ||
|
|
||
| function fetch-team-chart() { | ||
| CHART_TARGET="${1}" | ||
| BASE_FETCH_URL="https://raw.githubusercontent.com/mallardduck/ob-team-charts/refs/heads/main/assets" | ||
| CHART_VERSION="${2}" | ||
| FETCH_URL="${BASE_FETCH_URL}/${CHART_TARGET}/${CHART_TARGET}-${CHART_VERSION}.tgz" | ||
| BUILD_DIR="./build" | ||
| LOCAL_FILE="$BUILD_DIR/charts/${CHART_TARGET}-${CHART_VERSION}.tgz" | ||
| LOCAL_ETAG_FILE="$LOCAL_FILE.etag" | ||
|
|
||
| # Ensure the build directory exists | ||
| mkdir -p "$BUILD_DIR" | ||
|
|
||
| # Fetch the ETag from the remote file headers | ||
| REMOTE_ETAG=$(curl -sI "$FETCH_URL" | grep -i "etag" | awk '{print $2}' | tr -d '\r') | ||
|
|
||
| if [[ -z "$REMOTE_ETAG" ]]; then | ||
| return 1 | ||
| fi | ||
|
|
||
| # Check if a local ETag exists | ||
| if [[ -f "$LOCAL_ETAG_FILE" ]]; then | ||
| LOCAL_ETAG=$(cat "$LOCAL_ETAG_FILE") | ||
| # If the ETag matches, skip the download | ||
| if [[ "$REMOTE_ETAG" == "$LOCAL_ETAG" ]]; then | ||
| return 0 | ||
| fi | ||
| fi | ||
|
|
||
| # Download the file as it is either outdated or does not exist | ||
| echo "Downloading file..." | ||
| if curl -s "$FETCH_URL" -o "$LOCAL_FILE"; then | ||
| # Save the new ETag | ||
| echo "$REMOTE_ETAG" > "$LOCAL_ETAG_FILE" | ||
| return 0 | ||
| else | ||
| return 1 | ||
| fi | ||
| } |