Files
livekit/pkg/config/config.go

104 lines
2.2 KiB
Go

package config
import (
"os"
"github.com/mitchellh/go-homedir"
"github.com/urfave/cli/v2"
"gopkg.in/yaml.v3"
)
type Config struct {
Port uint32 `yaml:"port"`
RTC RTCConfig `yaml:"rtc"`
Redis RedisConfig `yaml:"redis"`
KeyFile string `yaml:"key_file"`
Keys map[string]string `yaml:"keys"`
LogLevel string `yaml:"log_level"`
Development bool `yaml:"development"`
}
type RTCConfig struct {
ICEPortRangeStart uint16 `yaml:"port_range_start"`
ICEPortRangeEnd uint16 `yaml:"port_range_end"`
StunServers []string `yaml:"stun_servers"`
UseExternalIP bool `yaml:"use_external_ip"`
MaxBitrate uint64 `yaml:"max_bandwidth"`
MaxBufferTime int `yaml:"max_buffer_time"`
}
type RedisConfig struct {
Address string `yaml:"address"`
Password string `yaml:"password"`
}
func NewConfig(confString string) (*Config, error) {
// start with defaults
conf := &Config{
Port: 7880,
RTC: RTCConfig{
ICEPortRangeStart: 8000,
ICEPortRangeEnd: 10000,
StunServers: []string{
"stun.l.google.com:19302",
},
},
Redis: RedisConfig{},
Keys: map[string]string{},
}
if confString != "" {
yaml.Unmarshal([]byte(confString), conf)
}
return conf, nil
}
func (conf *Config) HasRedis() bool {
return conf.Redis.Address != ""
}
func (conf *Config) UpdateFromCLI(c *cli.Context) error {
if c.IsSet("dev") {
conf.Development = c.Bool("dev")
}
if c.IsSet("key-file") {
conf.KeyFile = c.String("key-file")
}
if c.IsSet("keys") {
if err := conf.unmarshalKeys(c.String("keys")); err != nil {
return err
}
}
if c.IsSet("redis-host") {
conf.Redis.Address = c.String("redis-host")
}
if c.IsSet("redis-password") {
conf.Redis.Password = c.String("redis-password")
}
// expand env vars in filenames
file, err := homedir.Expand(os.ExpandEnv(conf.KeyFile))
if err != nil {
return err
}
conf.KeyFile = file
return nil
}
func (conf *Config) unmarshalKeys(keys string) error {
temp := make(map[string]interface{})
if err := yaml.Unmarshal([]byte(keys), temp); err != nil {
return err
}
conf.Keys = make(map[string]string, len(temp))
for key, val := range temp {
if secret, ok := val.(string); ok {
conf.Keys[key] = secret
}
}
return nil
}