chain works

config/config.go

@@ -0,0 +1,45 @@
+package config
+
+import (
+	"flag"
+	"os"
+	"strings"
+)
+
+func flagEnvFallback(keyFallback map[string]string) map[string]string {
+	results := map[string]*string{}
+	for k, v := range keyFallback {
+		results[k] = flag.String(k, v, "")
+	}
+	flag.Parse()
+	final := map[string]string{}
+	for k := range results {
+		if *results[k] == keyFallback[k] && os.Getenv(strings.ToUpper(k)) != "" {
+			*results[k] = os.Getenv(strings.ToUpper(k))
+		}
+		final[k] = *results[k]
+	}
+	return final
+}
+
+func New() map[string]string {
+	conf := flagEnvFallback(map[string]string{
+		"toaddr":    "https://bel.house:20018",
+		"mycrt":     "/Volumes/bldisk/client.crt",
+		"mykey":     "/Volumes/bldisk/client.key",
+		"tocrt":     "/Volumes/bldisk/server.crt",
+		"fromcrt":   "/Volumes/bldisk/accept.crt",
+		"port":      "8888",
+		"whitelist": "192.168.0.86,,bel.house,,minio.gcp.blapointe.com",
+		"bypass":    "plex.tv",
+		"secure":    "gcp.blapointe.com",
+		"secret":    "secret",
+	})
+	if !strings.HasPrefix(conf["port"], ":") {
+		conf["port"] = ":" + conf["port"]
+	}
+	if len(conf["bypass"]) != 0 {
+		conf["whitelist"] += ",," + conf["bypass"]
+	}
+	return conf
+}