/
config.go
50 lines (44 loc) · 1.03 KB
/
config.go
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package main
import (
"bufio"
"io"
"os"
"strings"
)
type Config map[string]string
func ReadConfig(filename string) (Config, error) {
LogInfo.Println("Read config file "+filename)
config := Config{}
if len(filename) == 0 {
return config, nil
}
file, err := os.Open(filename)
if err != nil {
LogError.Println("Failed to open config file "+filename, err)
return nil, err
}
defer file.Close()
reader := bufio.NewReader(file)
for {
line, err := reader.ReadString('\n')
// check if the line has = sign
// and process the line. Ignore the rest.
if equal := strings.Index(line, "="); equal >= 0 {
if key := strings.TrimSpace(line[:equal]); len(key) > 0 {
value := ""
if len(line) > equal {
value = strings.TrimSpace(line[equal+1:])
}
// assign the config map
config[key] = value
}
}
if err == io.EOF {
break
}
if err != nil {
return nil, err
}
}
return config, nil
}