emqx/scripts/get-dashboard.sh

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#!/usr/bin/env bash
set -euo pipefail
# ensure dir
cd -P -- "$(dirname -- "${BASH_SOURCE[0]}")/.."
RELEASE_ASSET_FILE="emqx-dashboard.zip"
VERSION="${EMQX_DASHBOARD_VERSION}"
DASHBOARD_PATH='apps/emqx_dashboard/priv'
DASHBOARD_REPO='emqx-dashboard-web'
DIRECT_DOWNLOAD_URL="https://github.com/emqx/${DASHBOARD_REPO}/releases/download/${VERSION}/${RELEASE_ASSET_FILE}"
case $(uname) in
*Darwin*) SED="sed -E";;
*) SED="sed -r";;
esac
version() {
grep -oE 'github_ref: (.*)' "$DASHBOARD_PATH/www/version" | $SED 's|github_ref: refs/tags/(.*)|\1|g'
}
if [ -d "$DASHBOARD_PATH/www" ] && [ "$(version)" = "$VERSION" ]; then
exit 0
fi
curl -L --silent --show-error \
--header "Accept: application/octet-stream" \
--output "${RELEASE_ASSET_FILE}" \
"$DIRECT_DOWNLOAD_URL"
unzip -q "$RELEASE_ASSET_FILE" -d "$DASHBOARD_PATH"
rm -rf "$DASHBOARD_PATH/www"
mv "$DASHBOARD_PATH/dist" "$DASHBOARD_PATH/www"
rm -f "$RELEASE_ASSET_FILE"