package config import ( "io" "github.com/spf13/viper" ) // Config holds the values from the json config file. type Config struct { Server Server `mapstructure:"server"` Auth Auth `mapstructure:"auth"` SSH SSH `mapstructure:"ssh"` } // Server holds the configuration specific to the web server and sessions. type Server struct { UseTLS bool `mapstructure:"use_tls"` TLSKey string `mapstructure:"tls_key"` TLSCert string `mapstructure:"tls_cert"` Port int `mapstructure:"port"` CookieSecret string `mapstructure:"cookie_secret"` } // Auth holds the configuration specific to the OAuth provider. type Auth struct { OauthClientID string `mapstructure:"oauth_client_id"` OauthClientSecret string `mapstructure:"oauth_client_secret"` OauthCallbackURL string `mapstructure:"oauth_callback_url"` Provider string `mapstructure:"provider"` ProviderOpts map[string]string `mapstructure:"provider_opts"` } // SSH holds the configuration specific to signing ssh keys. type SSH struct { SigningKey string `mapstructure:"signing_key"` AdditionalPrincipals []string `mapstructure:"additional_principals"` MaxAge string `mapstructure:"max_age"` Permissions []string `mapstructure:"permissions"` } // ReadConfig parses a JSON configuration file into a Config struct. func ReadConfig(r io.Reader) (*Config, error) { config := &Config{} v := viper.New() v.SetConfigType("json") if err := v.ReadConfig(r); err != nil { return nil, err } if err := v.Unmarshal(config); err != nil { return nil, err } return config, nil }