update config parsing

This commit is contained in:
ginuerzh
2022-02-07 22:15:16 +08:00
parent 0983ecc52f
commit 1ec10ff7dd
23 changed files with 846 additions and 534 deletions

152
pkg/config/parsing/chain.go Normal file
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package parsing
import (
"net/url"
"github.com/go-gost/gost/pkg/chain"
tls_util "github.com/go-gost/gost/pkg/common/util/tls"
"github.com/go-gost/gost/pkg/config"
"github.com/go-gost/gost/pkg/connector"
"github.com/go-gost/gost/pkg/dialer"
"github.com/go-gost/gost/pkg/logger"
"github.com/go-gost/gost/pkg/metadata"
"github.com/go-gost/gost/pkg/registry"
)
func ParseChain(cfg *config.ChainConfig) (chain.Chainer, error) {
if cfg == nil {
return nil, nil
}
chainLogger := logger.Default().WithFields(map[string]interface{}{
"kind": "chain",
"chain": cfg.Name,
})
c := &chain.Chain{}
selector := parseSelector(cfg.Selector)
for _, hop := range cfg.Hops {
group := &chain.NodeGroup{}
for _, v := range hop.Nodes {
nodeLogger := chainLogger.WithFields(map[string]interface{}{
"kind": "node",
"connector": v.Connector.Type,
"dialer": v.Dialer.Type,
"hop": hop.Name,
"node": v.Name,
})
connectorLogger := nodeLogger.WithFields(map[string]interface{}{
"kind": "connector",
})
var user *url.Userinfo
if auth := v.Connector.Auth; auth != nil && auth.Username != "" {
if auth.Password == "" {
user = url.User(auth.Username)
} else {
user = url.UserPassword(auth.Username, auth.Password)
}
}
tlsCfg := v.Connector.TLS
if tlsCfg == nil {
tlsCfg = &config.TLSConfig{}
}
tlsConfig, err := tls_util.LoadClientConfig(
tlsCfg.CertFile, tlsCfg.KeyFile, tlsCfg.CAFile,
tlsCfg.Secure, tlsCfg.ServerName)
if err != nil {
chainLogger.Error(err)
return nil, err
}
cr := registry.GetConnector(v.Connector.Type)(
connector.UserOption(user),
connector.TLSConfigOption(tlsConfig),
connector.LoggerOption(connectorLogger),
)
if v.Connector.Metadata == nil {
v.Connector.Metadata = make(map[string]interface{})
}
if err := cr.Init(metadata.MapMetadata(v.Connector.Metadata)); err != nil {
connectorLogger.Error("init: ", err)
return nil, err
}
dialerLogger := nodeLogger.WithFields(map[string]interface{}{
"kind": "dialer",
})
user = nil
if auth := v.Dialer.Auth; auth != nil && auth.Username != "" {
if auth.Password == "" {
user = url.User(auth.Username)
} else {
user = url.UserPassword(auth.Username, auth.Password)
}
}
tlsCfg = v.Dialer.TLS
if tlsCfg == nil {
tlsCfg = &config.TLSConfig{}
}
tlsConfig, err = tls_util.LoadClientConfig(
tlsCfg.CertFile, tlsCfg.KeyFile, tlsCfg.CAFile,
tlsCfg.Secure, tlsCfg.ServerName)
if err != nil {
chainLogger.Error(err)
return nil, err
}
d := registry.GetDialer(v.Dialer.Type)(
dialer.UserOption(user),
dialer.TLSConfigOption(tlsConfig),
dialer.LoggerOption(dialerLogger),
)
if v.Dialer.Metadata == nil {
v.Dialer.Metadata = make(map[string]interface{})
}
if err := d.Init(metadata.MapMetadata(v.Dialer.Metadata)); err != nil {
dialerLogger.Error("init: ", err)
return nil, err
}
tr := (&chain.Transport{}).
WithConnector(cr).
WithDialer(d).
WithAddr(v.Addr)
if v.Bypass == "" {
v.Bypass = hop.Bypass
}
if v.Resolver == "" {
v.Resolver = hop.Resolver
}
if v.Hosts == "" {
v.Hosts = hop.Hosts
}
node := &chain.Node{
Name: v.Name,
Addr: v.Addr,
Transport: tr,
Bypass: registry.Bypass().Get(v.Bypass),
Resolver: registry.Resolver().Get(v.Resolver),
Hosts: registry.Hosts().Get(v.Hosts),
Marker: &chain.FailMarker{},
}
group.AddNode(node)
}
sel := selector
if s := parseSelector(hop.Selector); s != nil {
sel = s
}
group.WithSelector(sel)
c.AddNodeGroup(group)
}
return c, nil
}

103
pkg/config/parsing/parse.go Normal file
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package parsing
import (
"net"
"github.com/go-gost/gost/pkg/bypass"
"github.com/go-gost/gost/pkg/chain"
"github.com/go-gost/gost/pkg/config"
hostspkg "github.com/go-gost/gost/pkg/hosts"
"github.com/go-gost/gost/pkg/logger"
"github.com/go-gost/gost/pkg/resolver"
resolver_impl "github.com/go-gost/gost/pkg/resolver/impl"
)
func parseSelector(cfg *config.SelectorConfig) chain.Selector {
if cfg == nil {
return nil
}
var strategy chain.Strategy
switch cfg.Strategy {
case "round", "rr":
strategy = chain.RoundRobinStrategy()
case "random", "rand":
strategy = chain.RandomStrategy()
case "fifo", "ha":
strategy = chain.FIFOStrategy()
default:
strategy = chain.RoundRobinStrategy()
}
return chain.NewSelector(
strategy,
chain.InvalidFilter(),
chain.FailFilter(cfg.MaxFails, cfg.FailTimeout),
)
}
func ParseBypass(cfg *config.BypassConfig) bypass.Bypass {
if cfg == nil {
return nil
}
return bypass.NewBypassPatterns(
cfg.Reverse,
cfg.Matchers,
bypass.LoggerBypassOption(logger.Default().WithFields(map[string]interface{}{
"kind": "bypass",
"bypass": cfg.Name,
})),
)
}
func ParseResolver(cfg *config.ResolverConfig) (resolver.Resolver, error) {
if cfg == nil {
return nil, nil
}
var nameservers []resolver_impl.NameServer
for _, server := range cfg.Nameservers {
nameservers = append(nameservers, resolver_impl.NameServer{
Addr: server.Addr,
// Chain: chains[server.Chain],
TTL: server.TTL,
Timeout: server.Timeout,
ClientIP: net.ParseIP(server.ClientIP),
Prefer: server.Prefer,
Hostname: server.Hostname,
})
}
return resolver_impl.NewResolver(
nameservers,
resolver_impl.LoggerResolverOption(
logger.Default().WithFields(map[string]interface{}{
"kind": "resolver",
"resolver": cfg.Name,
}),
),
)
}
func ParseHosts(cfg *config.HostsConfig) hostspkg.HostMapper {
if cfg == nil || len(cfg.Mappings) == 0 {
return nil
}
hosts := hostspkg.NewHosts()
hosts.Logger = logger.Default().WithFields(map[string]interface{}{
"kind": "hosts",
"hosts": cfg.Name,
})
for _, host := range cfg.Mappings {
if host.IP == "" || host.Hostname == "" {
continue
}
ip := net.ParseIP(host.IP)
if ip == nil {
continue
}
hosts.Map(ip, host.Hostname, host.Aliases...)
}
return hosts
}

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package parsing
import (
"net/url"
"strings"
"github.com/go-gost/gost/pkg/chain"
tls_util "github.com/go-gost/gost/pkg/common/util/tls"
"github.com/go-gost/gost/pkg/config"
"github.com/go-gost/gost/pkg/handler"
"github.com/go-gost/gost/pkg/listener"
"github.com/go-gost/gost/pkg/logger"
"github.com/go-gost/gost/pkg/metadata"
"github.com/go-gost/gost/pkg/registry"
"github.com/go-gost/gost/pkg/service"
)
func ParseService(cfg *config.ServiceConfig) (*service.Service, error) {
if cfg.Listener == nil {
cfg.Listener = &config.ListenerConfig{
Type: "tcp",
}
}
if cfg.Handler == nil {
cfg.Handler = &config.HandlerConfig{
Type: "auto",
}
}
serviceLogger := logger.Default().WithFields(map[string]interface{}{
"kind": "service",
"service": cfg.Name,
"listener": cfg.Listener.Type,
"handler": cfg.Handler.Type,
})
listenerLogger := serviceLogger.WithFields(map[string]interface{}{
"kind": "listener",
})
tlsCfg := cfg.Listener.TLS
if tlsCfg == nil {
tlsCfg = &config.TLSConfig{}
}
tlsConfig, err := tls_util.LoadServerConfig(
tlsCfg.CertFile, tlsCfg.KeyFile, tlsCfg.CAFile)
if err != nil {
listenerLogger.Error(err)
return nil, err
}
ln := registry.GetListener(cfg.Listener.Type)(
listener.AddrOption(cfg.Addr),
listener.ChainOption(registry.Chain().Get(cfg.Listener.Chain)),
listener.AuthsOption(parseAuths(cfg.Listener.Auths...)...),
listener.TLSConfigOption(tlsConfig),
listener.LoggerOption(listenerLogger),
)
if cfg.Listener.Metadata == nil {
cfg.Listener.Metadata = make(map[string]interface{})
}
if err := ln.Init(metadata.MapMetadata(cfg.Listener.Metadata)); err != nil {
listenerLogger.Error("init: ", err)
return nil, err
}
handlerLogger := serviceLogger.WithFields(map[string]interface{}{
"kind": "handler",
})
tlsCfg = cfg.Handler.TLS
if tlsCfg == nil {
tlsCfg = &config.TLSConfig{}
}
tlsConfig, err = tls_util.LoadServerConfig(
tlsCfg.CertFile, tlsCfg.KeyFile, tlsCfg.CAFile)
if err != nil {
handlerLogger.Error(err)
return nil, err
}
h := registry.GetHandler(cfg.Handler.Type)(
handler.AuthsOption(parseAuths(cfg.Handler.Auths...)...),
handler.RetriesOption(cfg.Handler.Retries),
handler.ChainOption(registry.Chain().Get(cfg.Handler.Chain)),
handler.BypassOption(registry.Bypass().Get(cfg.Bypass)),
handler.ResolverOption(registry.Resolver().Get(cfg.Resolver)),
handler.HostsOption(registry.Hosts().Get(cfg.Hosts)),
handler.TLSConfigOption(tlsConfig),
handler.LoggerOption(handlerLogger),
)
if forwarder, ok := h.(handler.Forwarder); ok {
forwarder.Forward(parseForwarder(cfg.Forwarder))
}
if cfg.Handler.Metadata == nil {
cfg.Handler.Metadata = make(map[string]interface{})
}
if err := h.Init(metadata.MapMetadata(cfg.Handler.Metadata)); err != nil {
handlerLogger.Error("init: ", err)
return nil, err
}
s := (&service.Service{}).
WithListener(ln).
WithHandler(h).
WithLogger(serviceLogger)
serviceLogger.Infof("listening on %s/%s", s.Addr().String(), s.Addr().Network())
return s, nil
}
func parseAuths(cfgs ...*config.AuthConfig) []*url.Userinfo {
var auths []*url.Userinfo
for _, cfg := range cfgs {
if cfg == nil || cfg.Username == "" {
continue
}
auths = append(auths, url.UserPassword(cfg.Username, cfg.Password))
}
return auths
}
func parseForwarder(cfg *config.ForwarderConfig) *chain.NodeGroup {
if cfg == nil || len(cfg.Targets) == 0 {
return nil
}
group := &chain.NodeGroup{}
for _, target := range cfg.Targets {
if v := strings.TrimSpace(target); v != "" {
group.AddNode(&chain.Node{
Name: target,
Addr: target,
Marker: &chain.FailMarker{},
})
}
}
return group.WithSelector(parseSelector(cfg.Selector))
}