Initial commit.

Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>

1 files changed, 65 insertions, 0 deletions

diff --git a/lib/xdsconfig/config.go b/lib/xdsconfig/config.go
new file mode 100644
index 0000000..1f53cbd
--- /dev/null
+++ b/lib/xdsconfig/config.go
@@ -0,0 +1,65 @@
+package xdsconfig
+
+import (
+	"fmt"
+
+	"os"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/codegangsta/cli"
+)
+
+// Config parameters (json format) of /config command
+type Config struct {
+	Version       string `json:"version"`
+	APIVersion    string `json:"apiVersion"`
+	VersionGitTag string `json:"gitTag"`
+
+	// Private / un-exported fields
+	HTTPPort string `json:"-"`
+	FileConf *FileConfig
+	log      *logrus.Logger
+}
+
+// Config default values
+const (
+	DefaultAPIVersion = "1"
+	DefaultPort       = "8010"
+	DefaultLogLevel   = "error"
+)
+
+// Init loads the configuration on start-up
+func Init(ctx *cli.Context, log *logrus.Logger) (Config, error) {
+	var err error
+
+	// Define default configuration
+	c := Config{
+		Version:       ctx.App.Metadata["version"].(string),
+		APIVersion:    DefaultAPIVersion,
+		VersionGitTag: ctx.App.Metadata["git-tag"].(string),
+
+		HTTPPort: DefaultPort,
+		log:      log,
+	}
+
+	// config file settings overwrite default config
+	c.FileConf, err = updateConfigFromFile(&c, ctx.GlobalString("config"))
+	if err != nil {
+		return Config{}, err
+	}
+
+	return c, nil
+}
+
+// UpdateAll Update the current configuration
+func (c *Config) UpdateAll(newCfg Config) error {
+	return fmt.Errorf("Not Supported")
+}
+
+func dirExists(path string) bool {
+	_, err := os.Stat(path)
+	if os.IsNotExist(err) {
+		return false
+	}
+	return true
+}