Add Makefile and build script

Makefile

@@ -0,0 +1,36 @@
+# Copyright 2015 The Prometheus Authors
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+GO   := GO15VENDOREXPERIMENT=1 go
+pkgs  = $(shell $(GO) list ./... | grep -v /vendor/)
+
+all: format build test
+
+test:
+	@echo ">> running tests"
+	@$(GO) test -short $(pkgs)
+
+format:
+	@echo ">> formatting code"
+	@$(GO) fmt $(pkgs)
+
+vet:
+	@echo ">> vetting code"
+	@$(GO) vet $(pkgs)
+
+build:
+	@echo ">> building binaries"
+	@./scripts/build.sh
+
+
+.PHONY: all format build test vet docker

scripts/build.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+
+# Copyright 2015 The Prometheus Authors
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -e
+
+repo_path="github.com/prometheus/prometheus"
+
+version=$( cat version/VERSION )
+revision=$( git rev-parse --short HEAD 2> /dev/null || echo 'unknown' )
+branch=$( git rev-parse --abbrev-ref HEAD 2> /dev/null || echo 'unknown' )
+host=$( hostname -f )
+build_date=$( date +%Y%m%d-%H:%M:%S )
+go_version=$( go version | sed -e 's/^[^0-9.]*\([0-9.]*\).*/\1/' )
+
+if [ "$(go env GOOS)" = "windows" ]; then
+	ext=".exe"
+fi
+
+ldflags="
+  -X ${repo_path}/version.Version=${version}
+  -X ${repo_path}/version.Revision=${revision}
+  -X ${repo_path}/version.Branch=${branch}
+  -X ${repo_path}/version.BuildUser=${USER}@${host}
+  -X ${repo_path}/version.BuildDate=${build_date}
+  -X ${repo_path}/version.GoVersion=${go_version}"
+
+export GO15VENDOREXPERIMENT="1"
+
+echo " >   prometheus"
+go build -ldflags "${ldflags}" -o prometheus${ext} ${repo_path}/cmd/prometheus
+
+echo " >   promtool"
+go build -ldflags "${ldflags}" -o promtool${ext} ${repo_path}/cmd/promtool
+
+exit 0