Output example yaml

docs/helpers/configenvextractor.go

@@ -6,13 +6,15 @@ import (
 	"log"
 	"os"
 	"os/exec"
+	"path"
 	"path/filepath"
 	"strings"
 	"text/template"
 )
 
 var targets = map[string]string{
-	"extractor.go.tmpl": "output/runner.go",
+	"example-config-generator.go.tmpl": "output/exampleconfig/example-config-generator.go",
+	"extractor.go.tmpl":                "output/env/runner.go",
 }
 
 func main() {
@@ -34,7 +36,6 @@ func main() {
 		RunIntermediateCode(output)
 	}
 	fmt.Println("Cleaning up")
-	os.Chdir("../")
 	os.RemoveAll("output")
 }
 
@@ -45,7 +46,7 @@ func GenerateIntermediateCode(templatePath string, intermediateCodePath string,
 	}
 	fmt.Println("Generating intermediate go code for " + intermediateCodePath + " using template " + templatePath)
 	tpl := template.Must(template.New("").Parse(string(content)))
-	os.Mkdir("output", 0700)
+	os.MkdirAll(path.Dir(intermediateCodePath), 0700)
 	runner, err := os.Create(intermediateCodePath)
 	if err != nil {
 		log.Fatal(err)
@@ -55,9 +56,8 @@ func GenerateIntermediateCode(templatePath string, intermediateCodePath string,
 
 func RunIntermediateCode(intermediateCodePath string) {
 	fmt.Println("Running intermediate go code for " + intermediateCodePath)
-	os.Chdir("output")
 	os.Setenv("OCIS_BASE_DATA_PATH", "~/.ocis")
-	out, err := exec.Command("go", "run", "../"+intermediateCodePath).Output()
+	out, err := exec.Command("go", "run", intermediateCodePath).Output()
 	if err != nil {
 		log.Fatal(err)
 	}

docs/helpers/example-config-generator.go.tmpl

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"gopkg.in/yaml.v2"
+    {{- range $key, $value := .}}
+    pkg{{$key}} "{{$value}}"
+    {{- end}}
+)
+
+func main() {
+    targetFolder := "example-yaml/"
+	os.MkdirAll(targetFolder, 0700)
+	replacer := strings.NewReplacer(
+		"github.com/owncloud/ocis/", "",
+		"/pkg/config/defaults", "",
+	)
+	cfg := map[string]string{
+	    {{- range $key, $value := .}}
+		replacer.Replace("{{$value}}"): func() string {
+			fmt.Println("Generating example YAML config for {{ $value -}}")
+			c := pkg{{$key}}.DefaultConfig()
+			pkg{{$key}}.EnsureDefaults(c)
+			pkg{{$key}}.Sanitize(c)
+			yml, err := yaml.Marshal(c)
+			if err != nil {
+				log.Fatalf("Marshalling yaml for pkg0 failed: %s\n", err)
+			}
+			return "# Autogenerated\n" + string(yml)
+		}(),
+		{{- end}}
+	}
+	for pkg, yml := range cfg {
+		targetYamlFile, err := os.Create(filepath.Join(targetFolder, replacer.Replace(pkg) + "-example.yaml"))
+		if err != nil {
+			log.Fatalf("Failed to create target file for : %s", err)
+		}
+		defer targetYamlFile.Close()
+		targetYamlFile.WriteString(yml)
+	}
+}
+

docs/helpers/extractor.go.tmpl

@@ -23,7 +23,7 @@ type ConfigField struct {
 
 func main() {
 fmt.Println("Generating documentation for environment variables:")
-content, err := ioutil.ReadFile("../../../docs/templates/CONFIGURATION.tmpl")
+content, err := ioutil.ReadFile("../../docs/templates/CONFIGURATION.tmpl")
 if err != nil {
     log.Fatal(err)
 }