Add a Makefile targets that installs the config files.

This is useful for the new packer.
Look at the bright side: we'll be able to
delete a bunch of the other "install/dist" targets
after it's finished.

Makefile

@@ -3,6 +3,7 @@ CONF_PATH?=/etc/packetbeat
 VERSION?=1.0.0-beta2
 ARCH?=$(shell uname -m)
 GODEP=$(GOPATH)/bin/godep
+PREFIX?=/build
 
 GOFILES = $(shell find . -type f -name '*.go')
 packetbeat: $(GOFILES)
@@ -64,6 +65,18 @@ darwin_dist: packetbeat
 	tar czvf packetbeat-$(VERSION)-darwin.tgz packetbeat-$(VERSION)-darwin
 	shasum packetbeat-$(VERSION)-darwin.tgz > packetbeat-$(VERSION)-darwin.tgz.sha1.txt
 
+.PHONY: install_cfg
+install_cfg:
+	cp etc/packetbeat.yml $(PREFIX)/packetbeat-linux.yml
+	cp etc/packetbeat.template.json $(PREFIX)/packetbeat.template.json
+	# darwin
+	cp etc/packetbeat.yml $(PREFIX)/packetbeat-darwin.yml
+	sed -i .bk 's/device: any/device: en0/' $(PREFIX)/packetbeat-darwin.yml
+	# win
+	cp etc/packetbeat.yml $(PREFIX)/packetbeat-win.yml
+	sed -i .bk 's/device: any/device: 1/' $(PREFIX)/packetbeat-win.yml
+
+
 .PHONY: gofmt
 gofmt:
 	go fmt ./...