64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/user"
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"path/filepath"
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)
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// Config: Configuration structure.
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type Config struct {
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RaidTablePath string `json:"raid_table_path"`
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Services []string `json:"services"`
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EncryptionKey string `json:"encryption_key"`
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}
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// ReadConfig: Read the configuration file.
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func (a *App) ReadConfig() {
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usr, err := user.Current()
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if err != nil {
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log.Fatal(err)
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}
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// Configuration paths.
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localConfig, _ := filepath.Abs("./config.json")
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homeDirConfig := usr.HomeDir + "/.config/raid-mount/config.json"
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etcConfig := "/etc/raid-mount/config.json"
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// Default config.
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app.config = Config{
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RaidTablePath: "/etc/raid-mount/raidtab",
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}
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// Determine which configuration to use.
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var configFile string
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if _, err := os.Stat(app.flags.ConfigPath); err == nil && app.flags.ConfigPath != "" {
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configFile = app.flags.ConfigPath
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} else if _, err := os.Stat(localConfig); err == nil {
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configFile = localConfig
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} else if _, err := os.Stat(homeDirConfig); err == nil {
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configFile = homeDirConfig
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} else if _, err := os.Stat(etcConfig); err == nil {
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configFile = etcConfig
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} else {
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log.Println("Unable to find a configuration file.")
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return
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}
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jsonFile, err := ioutil.ReadFile(configFile)
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if err != nil {
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fmt.Printf("Error reading JSON file: %s\n", err)
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return
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}
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err = json.Unmarshal(jsonFile, &app.config)
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if err != nil {
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fmt.Printf("Error parsing JSON file: %s\n", err)
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}
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}
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