[jjo] use statik for embedded manifests

.gitignore

@@ -0,0 +1,2 @@
+kubeapps
+generated

Makefile

@@ -9,19 +9,27 @@ BINARY = kubeapps
 GO_PACKAGES = ./cmd/...
 GO_FILES := $(shell find $(shell $(GO) list -f '{{.Dir}}' $(GO_PACKAGES)) -name \*.go)
 GO_FLAGS = -ldflags="-w -X github.com/kubeapps/installer/cmd.VERSION=${VERSION}"
-
-.PHONY: binary
+EMBEDDED_STATIC = generated/statik/statik.go
 
 default: binary
 
-binary:
+binary: $(EMBEDDED_STATIC)
 	$(GO) build -o $(BINARY) $(GO_FLAGS) .
 
-test:
+test: $(EMBEDDED_STATIC)
 	$(GO) test $(GO_FLAGS) $(GO_PACKAGES)
 
+$(EMBEDDED_STATIC): $(wilcard static/*)
+	$(GO) build -o statik ./vendor/github.com/rakyll/statik/statik.go
+	$(GO) generate
+
 fmt:
 	$(GOFMT) -s -w $(GO_FILES)
 
 vet:
-	$(GO) vet $(GO_FLAGS) $(GO_PACKAGES)
+	$(GO) vet $(GO_FLAGS) $(GO_PACKAGES)
+
+clean:
+	$(RM) kubeapps $(EMBEDDED_STATIC)
+
+.PHONY: default binary test fmt vet clean

cmd/down.go

@@ -27,7 +27,11 @@ var downCmd = &cobra.Command{
 			return err
 		}
 
-		objs, err := parseObjects(MANIFEST)
+		manifest, err := fsGetFile("/kubeapps-objs.yaml")
+		if err != nil {
+			return err
+		}
+		objs, err := parseObjects(manifest)
 		if err != nil {
 			return err
 		}

cmd/fs.go

@@ -0,0 +1,32 @@
+package cmd
+
+import (
+	"bytes"
+	_ "github.com/kubeapps/installer/generated/statik"
+	"github.com/rakyll/statik/fs"
+	"io"
+	"log"
+	"net/http"
+)
+
+var statikFS http.FileSystem
+
+func init() {
+	var err error
+	statikFS, err = fs.New()
+	if err != nil {
+		log.Fatalf("ERROR initializing statikFS")
+	}
+}
+
+func fsGetFile(fname string) (string, error) {
+	buf := bytes.NewBuffer(nil)
+	statik_file, err := statikFS.Open(fname)
+	if err != nil {
+		log.Fatalf("ERROR: Static file '%s' not found", fname)
+		return "", err
+	}
+	io.Copy(buf, statik_file)
+	content := string(buf.Bytes())
+	return content, nil
+}