# Description: like Prometheus, but for logs
# URL: https://github.com/grafana/loki
# Maintainer: Tim Biermann, tbier at posteo dot de
# Depends on: go

name=loki
version=3.0.0
release=1
source=(https://github.com/grafana/loki/archive/v$version/$name-$version.tar.gz
  loki.service
  promtail.service)

build() {
  cd $name-$version

  go mod download
  export CGO_LDFLAGS=${LDFLAGS}
  export CGO_CFLAGS=${CFLAGS}
  export CGO_CPPFLAGS=${CPPFLAGS}
  export CGO_CXXFLAGS=${CXXFLAGS}
  export GOPROXY=off
  for path in cmd/loki cmd/loki-canary cmd/logcli clients/cmd/promtail; do
    go build \
      -trimpath \
      -buildmode=pie \
      -mod=readonly \
      -modcacherw \
      -ldflags " \
         -X github.com/grafana/loki/pkg/util/build.Version=$version
         -X github.com/grafana/loki/pkg/util/build.BuildDate=$(date -u +'%Y-%m-%dT%H:%M:%SZ') \
         -linkmode external" \
      ./$path
  done

  install -Dm755 -t $PKG/usr/bin loki
  install -Dm644 cmd/loki/loki-local-config.yaml $PKG/etc/loki/loki.yaml
  install -Dm755 -t $PKG/usr/bin promtail
  install -Dm644 clients/cmd/promtail/promtail-local-config.yaml $PKG/etc/loki/promtail.yaml
  install -Dm755 -t $PKG/usr/bin logcli
  install -Dm755 $SRC/promtail.service $PKG/etc/rc.d/promtail
  install -Dm755 $SRC/loki.service $PKG/etc/rc.d/loki
}