prometheus/scripts/compress_assets.sh

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#!/usr/bin/env bash
#
# compress static assets
set -euo pipefail
cd web/ui
cp embed.go.tmpl embed.go
GZIP_OPTS="-fk"
# gzip option '-k' may not always exist in the latest gzip available on different distros.
if ! gzip -k -h &>/dev/null; then GZIP_OPTS="-f"; fi
find static -type f -name '*.gz' -delete
find static -type f -exec gzip $GZIP_OPTS '{}' \; -print0 | xargs -0 -I % echo %.gz | sort | xargs echo //go:embed >> embed.go
echo var EmbedFS embed.FS >> embed.go