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add HTTP plugin

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This commit is contained in:
ginuerzh
2023-09-20 22:56:43 +08:00
parent afddd2d29e
commit 1760151500
29 changed files with 1032 additions and 147 deletions
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20
resolver/resolver.go
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@ -8,7 +8,7 @@ import (
"github.com/go-gost/core/chain"
"github.com/go-gost/core/logger"
resolverpkg "github.com/go-gost/core/resolver"
"github.com/go-gost/core/resolver"
resolver_util "github.com/go-gost/x/internal/util/resolver"
"github.com/go-gost/x/resolver/exchanger"
"github.com/miekg/dns"
@ -52,13 +52,13 @@ func LoggerOption(logger logger.Logger) Option {
}
}
type resolver struct {
type localResolver struct {
servers []NameServer
cache *resolver_util.Cache
options options
}
func NewResolver(nameservers []NameServer, opts ...Option) (resolverpkg.Resolver, error) {
func NewResolver(nameservers []NameServer, opts ...Option) (resolver.Resolver, error) {
options := options{}
for _, opt := range opts {
opt(&options)
@ -92,14 +92,14 @@ func NewResolver(nameservers []NameServer, opts ...Option) (resolverpkg.Resolver
cache := resolver_util.NewCache().
WithLogger(options.logger)
return &resolver{
return &localResolver{
servers: servers,
cache: cache,
options: options,
}, nil
}
func (r *resolver) Resolve(ctx context.Context, network, host string) (ips []net.IP, err error) {
func (r *localResolver) Resolve(ctx context.Context, network, host string) (ips []net.IP, err error) {
if ip := net.ParseIP(host); ip != nil {
return []net.IP{ip}, nil
}
@ -126,7 +126,7 @@ func (r *resolver) Resolve(ctx context.Context, network, host string) (ips []net
return
}
func (r *resolver) resolve(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
func (r *localResolver) resolve(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
if server == nil {
return
}
@ -144,19 +144,19 @@ func (r *resolver) resolve(ctx context.Context, server *NameServer, host string)
return r.resolve6(ctx, server, host)
}
func (r *resolver) resolve4(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
func (r *localResolver) resolve4(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
mq := dns.Msg{}
mq.SetQuestion(dns.Fqdn(host), dns.TypeA)
return r.resolveIPs(ctx, server, &mq)
}
func (r *resolver) resolve6(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
func (r *localResolver) resolve6(ctx context.Context, server *NameServer, host string) (ips []net.IP, err error) {
mq := dns.Msg{}
mq.SetQuestion(dns.Fqdn(host), dns.TypeAAAA)
return r.resolveIPs(ctx, server, &mq)
}
func (r *resolver) resolveIPs(ctx context.Context, server *NameServer, mq *dns.Msg) (ips []net.IP, err error) {
func (r *localResolver) resolveIPs(ctx context.Context, server *NameServer, mq *dns.Msg) (ips []net.IP, err error) {
key := resolver_util.NewCacheKey(&mq.Question[0])
mr, ttl := r.cache.Load(key)
if ttl <= 0 {
@ -180,7 +180,7 @@ func (r *resolver) resolveIPs(ctx context.Context, server *NameServer, mq *dns.M
return
}
func (r *resolver) exchange(ctx context.Context, ex exchanger.Exchanger, mq *dns.Msg) (mr *dns.Msg, err error) {
func (r *localResolver) exchange(ctx context.Context, ex exchanger.Exchanger, mq *dns.Msg) (mr *dns.Msg, err error) {
query, err := mq.Pack()
if err != nil {
return