Files
go2rtc/internal/app/app.go
2024-01-01 09:34:44 +03:00

124 lines
2.2 KiB
Go

package app
import (
"errors"
"flag"
"fmt"
"os"
"path/filepath"
"runtime"
"strings"
"github.com/AlexxIT/go2rtc/pkg/shell"
"github.com/AlexxIT/go2rtc/pkg/yaml"
"github.com/rs/zerolog/log"
)
var Version = "1.8.5"
var UserAgent = "go2rtc/" + Version
var ConfigPath string
var Info = map[string]any{
"version": Version,
}
func Init() {
var confs Config
var version bool
flag.Var(&confs, "config", "go2rtc config (path to file or raw text), support multiple")
flag.BoolVar(&version, "version", false, "Print the version of the application and exit")
flag.Parse()
if version {
fmt.Println("Current version: ", Version)
os.Exit(0)
}
if confs == nil {
confs = []string{"go2rtc.yaml"}
}
for _, conf := range confs {
if conf[0] != '{' {
// config as file
if ConfigPath == "" {
ConfigPath = conf
}
data, _ := os.ReadFile(conf)
if data == nil {
continue
}
data = []byte(shell.ReplaceEnvVars(string(data)))
configs = append(configs, data)
} else {
// config as raw YAML
configs = append(configs, []byte(conf))
}
}
if ConfigPath != "" {
if !filepath.IsAbs(ConfigPath) {
if cwd, err := os.Getwd(); err == nil {
ConfigPath = filepath.Join(cwd, ConfigPath)
}
}
Info["config_path"] = ConfigPath
}
var cfg struct {
Mod map[string]string `yaml:"log"`
}
LoadConfig(&cfg)
log.Logger = NewLogger(cfg.Mod["format"], cfg.Mod["level"])
modules = cfg.Mod
log.Info().Msgf("go2rtc version %s %s/%s", Version, runtime.GOOS, runtime.GOARCH)
migrateStore()
}
func LoadConfig(v any) {
for _, data := range configs {
if err := yaml.Unmarshal(data, v); err != nil {
log.Warn().Err(err).Msg("[app] read config")
}
}
}
func PatchConfig(key string, value any, path ...string) error {
if ConfigPath == "" {
return errors.New("config file disabled")
}
// empty config is OK
b, _ := os.ReadFile(ConfigPath)
b, err := yaml.Patch(b, key, value, path...)
if err != nil {
return err
}
return os.WriteFile(ConfigPath, b, 0644)
}
// internal
type Config []string
func (c *Config) String() string {
return strings.Join(*c, " ")
}
func (c *Config) Set(value string) error {
*c = append(*c, value)
return nil
}
var configs [][]byte