func mkRuntimeFromEngine(eng *engine.Engine, t utils.Fataler) *docker.Runtime {
iRuntime := eng.Hack_GetGlobalVar("httpapi.runtime")
if iRuntime == nil {
panic("Legacy runtime field not set in engine")
}
runtime, ok := iRuntime.(*docker.Runtime)
if !ok {
panic("Legacy runtime field in engine does not cast to *docker.Runtime")
}
return runtime
}
func mkServerFromEngine(eng *engine.Engine, t utils.Fataler) *docker.Server {
iSrv := eng.Hack_GetGlobalVar("httpapi.server")
if iSrv == nil {
panic("Legacy server field not set in engine")
}
srv, ok := iSrv.(*docker.Server)
if !ok {
panic("Legacy server field in engine does not cast to *docker.Server")
}
return srv
}
func buildImage(context testContextTemplate, t *testing.T, eng *engine.Engine, useCache bool) (*docker.Image, error) {
if eng == nil {
eng = NewTestEngine(t)
runtime := mkRuntimeFromEngine(eng, t)
// FIXME: we might not need runtime, why not simply nuke
// the engine?
defer nuke(runtime)
}
srv := mkServerFromEngine(eng, t)
httpServer, err := mkTestingFileServer(context.remoteFiles)
if err != nil {
t.Fatal(err)
}
defer httpServer.Close()
idx := strings.LastIndex(httpServer.URL, ":")
if idx < 0 {
t.Fatalf("could not get port from test http server address %s", httpServer.URL)
}
port := httpServer.URL[idx+1:]
iIP := eng.Hack_GetGlobalVar("httpapi.bridgeIP")
if iIP == nil {
t.Fatal("Legacy bridgeIP field not set in engine")
}
ip, ok := iIP.(net.IP)
if !ok {
panic("Legacy bridgeIP field in engine does not cast to net.IP")
}
dockerfile := constructDockerfile(context.dockerfile, ip, port)
buildfile := docker.NewBuildFile(srv, ioutil.Discard, ioutil.Discard, false, useCache, false, ioutil.Discard, utils.NewStreamFormatter(false), nil, nil)
id, err := buildfile.Build(mkTestContext(dockerfile, context.files, t))
if err != nil {
return nil, err
}
return srv.ImageInspect(id)
}