From f9a5140071703faf0c7515a05f52e69fdc1f11ba Mon Sep 17 00:00:00 2001
From: xengineering <me@xengineering.eu>
Date: Wed, 8 Feb 2023 20:53:20 +0100
Subject: Move all sources to package main
This project is not so big that it needs multiple packages.
---
runtime_config.go | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 65 insertions(+)
create mode 100644 runtime_config.go
(limited to 'runtime_config.go')
diff --git a/runtime_config.go b/runtime_config.go
new file mode 100644
index 0000000..9302e11
--- /dev/null
+++ b/runtime_config.go
@@ -0,0 +1,65 @@
+
+package main
+
+import (
+ "fmt"
+ "log"
+ "flag"
+ "os"
+ "io/ioutil"
+ "encoding/json"
+)
+
+type RuntimeConfig struct {
+ Path string
+ Http HttpConfig `json:"http"`
+ Database DatabaseConfig `json:"database"`
+}
+
+type HttpConfig struct {
+ Host string `json:"bind_host"`
+ Port string `json:"bind_port"`
+ Static string `json:"static"`
+ Templates string `json:"templates"`
+ Storage string `json:"storage"`
+}
+
+type DatabaseConfig struct {
+ Socket string `json:"socket"`
+ User string `json:"user"`
+ Database string `json:"database"`
+ Migrations string `json:"migrations"`
+}
+
+func GetRuntimeConfig() RuntimeConfig {
+
+ // init empty return value
+ config := RuntimeConfig{}
+
+ // read command line flags
+ flag.StringVar(&config.Path, "c", "/etc/ceres/config.json", "Path to ceres configuration file")
+ flag.Parse()
+
+ // open config file
+ configFile, err := os.Open(config.Path)
+ defer configFile.Close()
+ if err != nil {
+ log.Fatalf("Could not open configuration file %s", config.Path)
+ }
+
+ // read byte content
+ configData, err := ioutil.ReadAll(configFile)
+ if err != nil {
+ log.Fatalf("Could not read configuration file %s", config.Path)
+ }
+
+ fmt.Print("Used config: " + string(configData) + "\n")
+
+ // parse content to config structs
+ err = json.Unmarshal(configData, &config)
+ if err != nil {
+ log.Fatalf("Could not parse configuration file %s", config.Path)
+ }
+
+ return config
+}
--
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