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package main
import (
"bytes"
"fmt"
"github.com/go-yaml/yaml"
"io"
"io/ioutil"
"log"
"os"
)
type SCORSHWorker_cfg struct {
Name string `yaml:"w_name"`
Repos []string `yaml:"w_repos"`
Folder string `yaml:"w_folder"`
Logfile string `yaml:"w_logfile"`
Tagfile string `yaml:"w_tagfile"`
Keyrings []string `yaml:"w_keyrings"`
}
type SCORSHcfg struct {
Spooldir string `yaml:"s_spooldir"`
Logfile string `yaml:"s_logfile"`
LogPrefix string `yaml:"s_logprefix"`
Workers []SCORSHWorker_cfg `yaml:"s_workers"`
}
// Read a configuration from fname or die
func ReadGlobalConfig(fname string) *SCORSHcfg {
data, err := ioutil.ReadFile(fname)
if err != nil {
log.Fatal("Error while reading file: ", err)
}
var cfg *SCORSHcfg
cfg = new(SCORSHcfg)
// Unmarshal the YAML configuration file into a SCORSHcfg structure
err = yaml.Unmarshal(data, cfg)
if err != nil {
log.Fatal("Error while reading configuration: ", err)
}
fmt.Printf("%s", cfg)
// If the user has not set a spooldir, crash loudly
if cfg.Spooldir == "" {
log.Fatal("No spooldir defined in ", fname, ". Exiting\n")
}
// Check if the user has set a custom logprefix
if cfg.LogPrefix != "" {
log.SetPrefix(cfg.LogPrefix)
}
// Check if the user wants to redirect the logs to a file
if cfg.Logfile != "" {
f, err := os.Open(cfg.Logfile)
if err != nil {
log.SetOutput(io.Writer(f))
} else {
log.Printf("Error opening logfile: \n", err)
}
}
// If we got so far, then there is some sort of config in cfg
log.Printf("Successfully read config from %s\n", fname)
return cfg
}
func (cfg *SCORSHcfg) String() string {
var buff bytes.Buffer
buff.WriteString("spooldir: ")
buff.WriteString(cfg.Spooldir)
buff.WriteString("\nlogfile: ")
buff.WriteString(cfg.Logfile)
buff.WriteString("\nlogprefix: ")
buff.WriteString(cfg.LogPrefix)
buff.WriteString("\nWorkers: \n")
for _, w := range cfg.Workers {
buff.WriteString("---\n name: ")
buff.WriteString(w.Name)
buff.WriteString("\n repos: ")
for _, r := range w.Repos {
buff.WriteString("\n ")
buff.WriteString(r)
}
buff.WriteString("\n folder: ")
buff.WriteString(w.Folder)
buff.WriteString("\n logfile: ")
buff.WriteString(w.Logfile)
buff.WriteString("\n tagfile: ")
buff.WriteString(w.Tagfile)
buff.WriteString("\n keyrings: ")
for _, k := range w.Keyrings {
buff.WriteString("\n ")
buff.WriteString(k)
}
buff.WriteString("\n...\n")
}
return buff.String()
}
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