497 lines
20 KiB
Go
497 lines
20 KiB
Go
package config
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import (
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"encoding/json"
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"io"
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"sync"
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"time"
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"github.com/spf13/viper"
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"gopkg.in/yaml.v3"
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)
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var (
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v = viper.GetViper()
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)
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func init() {
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v.SetConfigName("gost")
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v.AddConfigPath("/etc/gost/")
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v.AddConfigPath("$HOME/.gost/")
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v.AddConfigPath(".")
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}
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var (
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global = &Config{}
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globalMux sync.RWMutex
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)
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func Global() *Config {
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globalMux.RLock()
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defer globalMux.RUnlock()
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cfg := &Config{}
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*cfg = *global
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return cfg
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}
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func Set(c *Config) {
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globalMux.Lock()
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defer globalMux.Unlock()
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global = c
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}
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func OnUpdate(f func(c *Config) error) error {
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globalMux.Lock()
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defer globalMux.Unlock()
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return f(global)
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}
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type LogConfig struct {
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Output string `yaml:",omitempty" json:"output,omitempty"`
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Level string `yaml:",omitempty" json:"level,omitempty"`
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Format string `yaml:",omitempty" json:"format,omitempty"`
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Rotation *LogRotationConfig `yaml:",omitempty" json:"rotation,omitempty"`
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}
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type LogRotationConfig struct {
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// MaxSize is the maximum size in megabytes of the log file before it gets
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// rotated. It defaults to 100 megabytes.
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MaxSize int `yaml:"maxSize,omitempty" json:"maxSize,omitempty"`
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// MaxAge is the maximum number of days to retain old log files based on the
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// timestamp encoded in their filename. Note that a day is defined as 24
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// hours and may not exactly correspond to calendar days due to daylight
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// savings, leap seconds, etc. The default is not to remove old log files
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// based on age.
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MaxAge int `yaml:"maxAge,omitempty" json:"maxAge,omitempty"`
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// MaxBackups is the maximum number of old log files to retain. The default
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// is to retain all old log files (though MaxAge may still cause them to get
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// deleted.)
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MaxBackups int `yaml:"maxBackups,omitempty" json:"maxBackups,omitempty"`
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// LocalTime determines if the time used for formatting the timestamps in
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// backup files is the computer's local time. The default is to use UTC
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// time.
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LocalTime bool `yaml:"localTime,omitempty" json:"localTime,omitempty"`
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// Compress determines if the rotated log files should be compressed
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// using gzip. The default is not to perform compression.
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Compress bool `yaml:"compress,omitempty" json:"compress,omitempty"`
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}
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type ProfilingConfig struct {
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Addr string `json:"addr"`
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}
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type APIConfig struct {
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Addr string `json:"addr"`
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PathPrefix string `yaml:"pathPrefix,omitempty" json:"pathPrefix,omitempty"`
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AccessLog bool `yaml:"accesslog,omitempty" json:"accesslog,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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Auther string `yaml:",omitempty" json:"auther,omitempty"`
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}
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type MetricsConfig struct {
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Addr string `json:"addr"`
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Path string `yaml:",omitempty" json:"path,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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Auther string `yaml:",omitempty" json:"auther,omitempty"`
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}
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type TLSConfig struct {
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CertFile string `yaml:"certFile,omitempty" json:"certFile,omitempty"`
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KeyFile string `yaml:"keyFile,omitempty" json:"keyFile,omitempty"`
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CAFile string `yaml:"caFile,omitempty" json:"caFile,omitempty"`
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Secure bool `yaml:",omitempty" json:"secure,omitempty"`
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ServerName string `yaml:"serverName,omitempty" json:"serverName,omitempty"`
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Options *TLSOptions `yaml:",omitempty" json:"options,omitempty"`
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// for auto-generated default certificate.
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Validity time.Duration `yaml:",omitempty" json:"validity,omitempty"`
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CommonName string `yaml:"commonName,omitempty" json:"commonName,omitempty"`
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Organization string `yaml:",omitempty" json:"organization,omitempty"`
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}
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type TLSOptions struct {
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MinVersion string `yaml:"minVersion,omitempty" json:"minVersion,omitempty"`
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MaxVersion string `yaml:"maxVersion,omitempty" json:"maxVersion,omitempty"`
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CipherSuites []string `yaml:"cipherSuites,omitempty" json:"cipherSuites,omitempty"`
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}
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type PluginConfig struct {
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Type string `json:"type"`
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Addr string `json:"addr"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Timeout time.Duration `yaml:",omitempty" json:"timeout,omitempty"`
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Token string `yaml:",omitempty" json:"token,omitempty"`
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}
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type AutherConfig struct {
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Name string `json:"name"`
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Auths []*AuthConfig `yaml:",omitempty" json:"auths,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type AuthConfig struct {
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Username string `json:"username"`
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Password string `yaml:",omitempty" json:"password,omitempty"`
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}
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type SelectorConfig struct {
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Strategy string `json:"strategy"`
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MaxFails int `yaml:"maxFails" json:"maxFails"`
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FailTimeout time.Duration `yaml:"failTimeout" json:"failTimeout"`
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}
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type AdmissionConfig struct {
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Name string `json:"name"`
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// DEPRECATED by whitelist since beta.4
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Reverse bool `yaml:",omitempty" json:"reverse,omitempty"`
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Whitelist bool `yaml:",omitempty" json:"whitelist,omitempty"`
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Matchers []string `yaml:",omitempty" json:"matchers,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type BypassConfig struct {
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Name string `json:"name"`
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// DEPRECATED by whitelist since beta.4
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Reverse bool `yaml:",omitempty" json:"reverse,omitempty"`
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Whitelist bool `yaml:",omitempty" json:"whitelist,omitempty"`
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Matchers []string `yaml:",omitempty" json:"matchers,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type FileLoader struct {
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Path string `json:"path"`
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}
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type RedisLoader struct {
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Addr string `json:"addr"`
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DB int `yaml:",omitempty" json:"db,omitempty"`
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Password string `yaml:",omitempty" json:"password,omitempty"`
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Key string `yaml:",omitempty" json:"key,omitempty"`
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Type string `yaml:",omitempty" json:"type,omitempty"`
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}
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type HTTPLoader struct {
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URL string `yaml:"url" json:"url"`
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Timeout time.Duration `yaml:",omitempty" json:"timeout,omitempty"`
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}
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type NameserverConfig struct {
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Addr string `json:"addr"`
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Chain string `yaml:",omitempty" json:"chain,omitempty"`
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Prefer string `yaml:",omitempty" json:"prefer,omitempty"`
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ClientIP string `yaml:"clientIP,omitempty" json:"clientIP,omitempty"`
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Hostname string `yaml:",omitempty" json:"hostname,omitempty"`
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TTL time.Duration `yaml:",omitempty" json:"ttl,omitempty"`
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Timeout time.Duration `yaml:",omitempty" json:"timeout,omitempty"`
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}
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type ResolverConfig struct {
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Name string `json:"name"`
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Nameservers []*NameserverConfig `yaml:",omitempty" json:"nameservers,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type HostMappingConfig struct {
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IP string `json:"ip"`
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Hostname string `json:"hostname"`
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Aliases []string `yaml:",omitempty" json:"aliases,omitempty"`
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}
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type HostsConfig struct {
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Name string `json:"name"`
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Mappings []*HostMappingConfig `yaml:",omitempty" json:"mappings,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type IngressRuleConfig struct {
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Hostname string `json:"hostname"`
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Endpoint string `json:"endpoint"`
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}
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type IngressConfig struct {
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Name string `json:"name"`
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Rules []*IngressRuleConfig `yaml:",omitempty" json:"rules,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type SDConfig struct {
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Name string `json:"name"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type RecorderConfig struct {
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Name string `json:"name"`
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File *FileRecorder `yaml:",omitempty" json:"file,omitempty"`
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TCP *TCPRecorder `yaml:"tcp,omitempty" json:"tcp,omitempty"`
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HTTP *HTTPRecorder `yaml:"http,omitempty" json:"http,omitempty"`
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Redis *RedisRecorder `yaml:",omitempty" json:"redis,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type FileRecorder struct {
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Path string `json:"path"`
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Sep string `yaml:",omitempty" json:"sep,omitempty"`
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}
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type TCPRecorder struct {
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Addr string `json:"addr"`
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Timeout time.Duration `json:"timeout"`
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}
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type HTTPRecorder struct {
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URL string `json:"url" yaml:"url"`
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Timeout time.Duration `json:"timeout"`
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}
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type RedisRecorder struct {
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Addr string `json:"addr"`
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DB int `yaml:",omitempty" json:"db,omitempty"`
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Password string `yaml:",omitempty" json:"password,omitempty"`
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Key string `yaml:",omitempty" json:"key,omitempty"`
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Type string `yaml:",omitempty" json:"type,omitempty"`
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}
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type RecorderObject struct {
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Name string `json:"name"`
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Record string `json:"record"`
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Metadata map[string]any
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}
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type LimiterConfig struct {
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Name string `json:"name"`
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Limits []string `yaml:",omitempty" json:"limits,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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}
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type ListenerConfig struct {
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Type string `json:"type"`
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Chain string `yaml:",omitempty" json:"chain,omitempty"`
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ChainGroup *ChainGroupConfig `yaml:"chainGroup,omitempty" json:"chainGroup,omitempty"`
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Auther string `yaml:",omitempty" json:"auther,omitempty"`
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Authers []string `yaml:",omitempty" json:"authers,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type HandlerConfig struct {
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Type string `json:"type"`
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Retries int `yaml:",omitempty" json:"retries,omitempty"`
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Chain string `yaml:",omitempty" json:"chain,omitempty"`
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ChainGroup *ChainGroupConfig `yaml:"chainGroup,omitempty" json:"chainGroup,omitempty"`
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Auther string `yaml:",omitempty" json:"auther,omitempty"`
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Authers []string `yaml:",omitempty" json:"authers,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Ingress string `yaml:",omitempty" json:"ingress,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type ForwarderConfig struct {
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Name string `yaml:",omitempty" json:"name,omitempty"`
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Selector *SelectorConfig `yaml:",omitempty" json:"selector,omitempty"`
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Nodes []*ForwardNodeConfig `json:"nodes"`
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}
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type ForwardNodeConfig struct {
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Name string `yaml:",omitempty" json:"name,omitempty"`
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Addr string `yaml:",omitempty" json:"addr,omitempty"`
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Host string `yaml:",omitempty" json:"host,omitempty"`
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Network string `yaml:",omitempty" json:"network,omitempty"`
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Protocol string `yaml:",omitempty" json:"protocol,omitempty"`
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Bypass string `yaml:",omitempty" json:"bypass,omitempty"`
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Bypasses []string `yaml:",omitempty" json:"bypasses,omitempty"`
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HTTP *HTTPNodeConfig `yaml:",omitempty" json:"http,omitempty"`
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TLS *TLSNodeConfig `yaml:",omitempty" json:"tls,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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}
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type HTTPNodeConfig struct {
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Host string `yaml:",omitempty" json:"host,omitempty"`
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Header map[string]string `yaml:",omitempty" json:"header,omitempty"`
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}
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type TLSNodeConfig struct {
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ServerName string `yaml:"serverName,omitempty" json:"serverName,omitempty"`
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Secure bool `yaml:",omitempty" json:"secure,omitempty"`
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}
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type DialerConfig struct {
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Type string `json:"type"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type ConnectorConfig struct {
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Type string `json:"type"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type SockOptsConfig struct {
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Mark int `yaml:",omitempty" json:"mark,omitempty"`
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}
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type ServiceConfig struct {
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Name string `json:"name"`
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Addr string `yaml:",omitempty" json:"addr,omitempty"`
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// DEPRECATED by metadata.interface since beta.5
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Interface string `yaml:",omitempty" json:"interface,omitempty"`
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// DEPRECATED by metadata.so_mark since beta.5
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SockOpts *SockOptsConfig `yaml:"sockopts,omitempty" json:"sockopts,omitempty"`
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Admission string `yaml:",omitempty" json:"admission,omitempty"`
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Admissions []string `yaml:",omitempty" json:"admissions,omitempty"`
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Bypass string `yaml:",omitempty" json:"bypass,omitempty"`
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Bypasses []string `yaml:",omitempty" json:"bypasses,omitempty"`
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Resolver string `yaml:",omitempty" json:"resolver,omitempty"`
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Hosts string `yaml:",omitempty" json:"hosts,omitempty"`
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Limiter string `yaml:",omitempty" json:"limiter,omitempty"`
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CLimiter string `yaml:"climiter,omitempty" json:"climiter,omitempty"`
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RLimiter string `yaml:"rlimiter,omitempty" json:"rlimiter,omitempty"`
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Recorders []*RecorderObject `yaml:",omitempty" json:"recorders,omitempty"`
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Handler *HandlerConfig `yaml:",omitempty" json:"handler,omitempty"`
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Listener *ListenerConfig `yaml:",omitempty" json:"listener,omitempty"`
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Forwarder *ForwarderConfig `yaml:",omitempty" json:"forwarder,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type ChainConfig struct {
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Name string `json:"name"`
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Hops []*HopConfig `json:"hops"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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}
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type ChainGroupConfig struct {
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Chains []string `yaml:",omitempty" json:"chains,omitempty"`
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Selector *SelectorConfig `yaml:",omitempty" json:"selector,omitempty"`
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}
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type HopConfig struct {
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Name string `json:"name"`
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Interface string `yaml:",omitempty" json:"interface,omitempty"`
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SockOpts *SockOptsConfig `yaml:"sockopts,omitempty" json:"sockopts,omitempty"`
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Selector *SelectorConfig `yaml:",omitempty" json:"selector,omitempty"`
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Bypass string `yaml:",omitempty" json:"bypass,omitempty"`
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Bypasses []string `yaml:",omitempty" json:"bypasses,omitempty"`
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Resolver string `yaml:",omitempty" json:"resolver,omitempty"`
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Hosts string `yaml:",omitempty" json:"hosts,omitempty"`
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Nodes []*NodeConfig `yaml:",omitempty" json:"nodes,omitempty"`
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Reload time.Duration `yaml:",omitempty" json:"reload,omitempty"`
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File *FileLoader `yaml:",omitempty" json:"file,omitempty"`
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Redis *RedisLoader `yaml:",omitempty" json:"redis,omitempty"`
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HTTP *HTTPLoader `yaml:"http,omitempty" json:"http,omitempty"`
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Plugin *PluginConfig `yaml:",omitempty" json:"plugin,omitempty"`
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}
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type NodeConfig struct {
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Name string `json:"name"`
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Addr string `yaml:",omitempty" json:"addr,omitempty"`
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Host string `yaml:",omitempty" json:"host,omitempty"`
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Network string `yaml:",omitempty" json:"network,omitempty"`
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Protocol string `yaml:",omitempty" json:"protocol,omitempty"`
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Interface string `yaml:",omitempty" json:"interface,omitempty"`
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SockOpts *SockOptsConfig `yaml:"sockopts,omitempty" json:"sockopts,omitempty"`
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Bypass string `yaml:",omitempty" json:"bypass,omitempty"`
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Bypasses []string `yaml:",omitempty" json:"bypasses,omitempty"`
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Resolver string `yaml:",omitempty" json:"resolver,omitempty"`
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Hosts string `yaml:",omitempty" json:"hosts,omitempty"`
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Connector *ConnectorConfig `yaml:",omitempty" json:"connector,omitempty"`
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Dialer *DialerConfig `yaml:",omitempty" json:"dialer,omitempty"`
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Metadata map[string]any `yaml:",omitempty" json:"metadata,omitempty"`
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HTTP *HTTPNodeConfig `yaml:",omitempty" json:"http,omitempty"`
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TLS *TLSNodeConfig `yaml:",omitempty" json:"tls,omitempty"`
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Auth *AuthConfig `yaml:",omitempty" json:"auth,omitempty"`
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}
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type Config struct {
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Services []*ServiceConfig `json:"services"`
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Chains []*ChainConfig `yaml:",omitempty" json:"chains,omitempty"`
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Hops []*HopConfig `yaml:",omitempty" json:"hops,omitempty"`
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Authers []*AutherConfig `yaml:",omitempty" json:"authers,omitempty"`
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Admissions []*AdmissionConfig `yaml:",omitempty" json:"admissions,omitempty"`
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Bypasses []*BypassConfig `yaml:",omitempty" json:"bypasses,omitempty"`
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Resolvers []*ResolverConfig `yaml:",omitempty" json:"resolvers,omitempty"`
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Hosts []*HostsConfig `yaml:",omitempty" json:"hosts,omitempty"`
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Ingresses []*IngressConfig `yaml:",omitempty" json:"ingresses,omitempty"`
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SDs []*SDConfig `yaml:"sds,omitempty" json:"sds,omitempty"`
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Recorders []*RecorderConfig `yaml:",omitempty" json:"recorders,omitempty"`
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Limiters []*LimiterConfig `yaml:",omitempty" json:"limiters,omitempty"`
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CLimiters []*LimiterConfig `yaml:"climiters,omitempty" json:"climiters,omitempty"`
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RLimiters []*LimiterConfig `yaml:"rlimiters,omitempty" json:"rlimiters,omitempty"`
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TLS *TLSConfig `yaml:",omitempty" json:"tls,omitempty"`
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Log *LogConfig `yaml:",omitempty" json:"log,omitempty"`
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Profiling *ProfilingConfig `yaml:",omitempty" json:"profiling,omitempty"`
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API *APIConfig `yaml:",omitempty" json:"api,omitempty"`
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Metrics *MetricsConfig `yaml:",omitempty" json:"metrics,omitempty"`
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}
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func (c *Config) Load() error {
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if err := v.ReadInConfig(); err != nil {
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return err
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}
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return v.Unmarshal(c)
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}
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func (c *Config) Read(r io.Reader) error {
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if err := v.ReadConfig(r); err != nil {
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return err
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}
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return v.Unmarshal(c)
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}
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func (c *Config) ReadFile(file string) error {
|
|
v.SetConfigFile(file)
|
|
if err := v.ReadInConfig(); err != nil {
|
|
return err
|
|
}
|
|
return v.Unmarshal(c)
|
|
}
|
|
|
|
func (c *Config) Write(w io.Writer, format string) error {
|
|
switch format {
|
|
case "json":
|
|
enc := json.NewEncoder(w)
|
|
enc.SetIndent("", " ")
|
|
enc.Encode(c)
|
|
return nil
|
|
case "yaml":
|
|
fallthrough
|
|
default:
|
|
enc := yaml.NewEncoder(w)
|
|
defer enc.Close()
|
|
enc.SetIndent(2)
|
|
|
|
return enc.Encode(c)
|
|
}
|
|
}
|