Add Dockerfile and target, change flag

Dockerfile

@@ -0,0 +1,22 @@
+FROM        sdurrheimer/alpine-glibc
+MAINTAINER  The Prometheus Authors <prometheus-developers@googlegroups.com>
+
+WORKDIR /gopath/src/github.com/prometheus/alertmanager
+COPY    . /gopath/src/github.com/prometheus/alertmanager
+
+RUN apk add --update -t build-deps tar openssl git make bash \
+    && source ./scripts/goenv.sh /go /gopath \
+    && CGO_ENABLED=0 make build \
+    && cp alertmanager /bin/ \
+    && mkdir -p /etc/alertmanager/template \
+    && mv ./doc/examples/simple.yml /etc/alertmanager/config.yml \
+    && cp ./template/*.tmpl /etc/alertmanager/template/ \
+    && apk del --purge build-deps \
+    && rm -rf /go /gopath /var/cache/apk/*
+
+EXPOSE     9093
+VOLUME     [ "/alertmanager" ]
+WORKDIR    /alertmanager
+ENTRYPOINT [ "/bin/alertmanager" ]
+CMD        [ "-config.file=/etc/alertmanager/config.yml", \
+             "-storage.path=/alertmanager" ]

Makefile

@@ -37,6 +37,9 @@ build:
 	@echo ">> building binaries"
 	@./scripts/build.sh
 
+docker:
+	@docker build -t alertmanager:$(shell git rev-parse --short HEAD) .
+
 assets:
 	@echo ">> writing assets"
 	@$(GO) get -u github.com/jteeuwen/go-bindata/...

main.go

@@ -40,8 +40,8 @@ import (
 var (
 	showVersion = flag.Bool("version", false, "Print version information.")
 
-	configFile = flag.String("config.file", "config.yml", "The configuration file")
-	dataDir    = flag.String("data.dir", "data/", "The data directory")
+	configFile = flag.String("config.file", "alertmanager.yml", "The configuration file")
+	dataDir    = flag.String("storage.path", "data/", "The data directory")
 
 	externalURL   = flag.String("web.external-url", "", "The URL under which Prometheus is externally reachable (for example, if Prometheus is served via a reverse proxy). Used for generating relative and absolute links back to Prometheus itself. If the URL has a path portion, it will be used to prefix all HTTP endpoints served by Prometheus. If omitted, relevant URL components will be derived automatically.")
 	listenAddress = flag.String("web.listen-address", ":9093", "Address to listen on for the web interface and API.")

scripts/goenv.sh

@@ -0,0 +1,50 @@
+# 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.
+
+goroot="$1"
+gopath="$2"
+
+go_version_min="1.5"
+go_version_install="1.5.1"
+
+vernum() {
+	printf "%03d%03d%03d" $(echo "$1" | tr '.' ' ')
+}
+
+if command -v "go" >/dev/null; then
+    go_version=$(go version | sed -e 's/^[^0-9.]*\([0-9.]*\).*/\1/')
+fi
+
+# If we satisfy the version requirement, there is nothing to do. Otherwise
+# proceed downloading and installing a go environment.
+if [ $(vernum ${go_version}) -ge $(vernum ${go_version_min}) ]; then
+	return
+fi
+
+export GOPATH="${gopath}"
+export GOROOT="${goroot}/${go_version_install}"
+
+export PATH="$PATH:$GOROOT/bin"
+
+if [ ! -x "${GOROOT}/bin/go" ]; then
+
+	mkdir -p "${GOROOT}"
+
+	os=$(uname | tr A-Z a-z)
+	arch=$(uname -m | sed -e 's/x86_64/amd64/' | sed -e 's/i.86/386/')
+
+	url="https://golang.org/dl"
+	tarball="go${go_version_install}.${os}-${arch}.tar.gz"
+
+	wget -qO- "${url}/${tarball}" | tar -C "${GOROOT}" --strip 1 -xz
+fi

test/acceptance.go

@@ -237,7 +237,7 @@ func (am *Alertmanager) Start() {
 		"-config.file", am.confFile.Name(),
 		"-log.level", "debug",
 		"-web.listen-address", am.addr,
-		"-data.dir", am.dir,
+		"-storage.path", am.dir,
 	)
 
 	if am.cmd == nil {

ui/bindata.go

@@ -301,7 +301,7 @@ func uiBindataGo() (*asset, error) {
 		return nil, err
 	}
 
-	info := bindataFileInfo{name: "ui/bindata.go", size: 77824, mode: os.FileMode(420), modTime: time.Unix(1447261421, 0)}
+	info := bindataFileInfo{name: "ui/bindata.go", size: 77824, mode: os.FileMode(420), modTime: time.Unix(1447335099, 0)}
 	a := &asset{bytes: bytes, info: info}
 	return a, nil
 }
@@ -578,6 +578,7 @@ type bintree struct {
 	Func     func() (*asset, error)
 	Children map[string]*bintree
 }
+
 var _bintree = &bintree{nil, map[string]*bintree{
 	"ui": &bintree{nil, map[string]*bintree{
 		"app": &bintree{nil, map[string]*bintree{
@@ -658,4 +659,3 @@ func _filePath(dir, name string) string {
 	cannonicalName := strings.Replace(name, "\\", "/", -1)
 	return filepath.Join(append([]string{dir}, strings.Split(cannonicalName, "/")...)...)
 }
-