adding some build scripts

.gitignore

@@ -1 +1,4 @@
 /tmp
+dnscontrol-Darwin
+dnscontrol-Linux
+dnscontrol.exe

build.sh

@@ -0,0 +1,23 @@
+
+PKG=github.com/StackExchange/dnscontrol
+FLAGS="-s -w"
+
+echo 'Building Linux'
+go build -o dnscontrol-Linux -ldflags "$FLAGS" $PKG
+
+echo 'Building Windows'
+export GOOS=windows
+go build -o dnscontrol.exe -ldflags "$FLAGS" $PKG
+
+echo 'Building Darwin'
+export GOOS=darwin
+go build -o dnscontrol-Darwin -ldflags "$FLAGS" $PKG
+
+ls -lah dnscontrol*
+
+echo 'Compressing executables'
+upx dnscontrol.exe
+upx dnscontrol-Linux
+upx dnscontrol-Darwin
+
+ls -lah dnscontrol*

dockerbuild.sh

@@ -0,0 +1,3 @@
+# Run build.sh in a docker container that is guaranteed to have all of the appropriate tools we need
+PKG=github.com/StackExchange/dnscontrol
+docker run -v `pwd`:/go/src/$PKG -w /go/src/github.com/StackExchange/dnscontrol captncraig/golang-build /bin/sh /go/src/github.com/StackExchange/dnscontrol/build.sh