x/api/service.go
2023-01-15 17:44:12 +08:00

153 lines
3.4 KiB
Go

package api
import (
"net"
"net/http"
"github.com/gin-contrib/cors"
"github.com/gin-gonic/gin"
"github.com/go-gost/core/auth"
"github.com/go-gost/core/service"
)
type options struct {
accessLog bool
pathPrefix string
auther auth.Authenticator
}
type Option func(*options)
func PathPrefixOption(pathPrefix string) Option {
return func(o *options) {
o.pathPrefix = pathPrefix
}
}
func AccessLogOption(enable bool) Option {
return func(o *options) {
o.accessLog = enable
}
}
func AutherOption(auther auth.Authenticator) Option {
return func(o *options) {
o.auther = auther
}
}
type server struct {
s *http.Server
ln net.Listener
}
func NewService(addr string, opts ...Option) (service.Service, error) {
ln, err := net.Listen("tcp", addr)
if err != nil {
return nil, err
}
var options options
for _, opt := range opts {
opt(&options)
}
gin.SetMode(gin.ReleaseMode)
r := gin.New()
r.Use(
cors.New((cors.Config{
AllowAllOrigins: true,
AllowMethods: []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
AllowHeaders: []string{"*"},
})),
gin.Recovery(),
)
if options.accessLog {
r.Use(mwLogger())
}
router := r.Group("")
if options.pathPrefix != "" {
router = router.Group(options.pathPrefix)
}
router.StaticFS("/docs", http.FS(swaggerDoc))
config := router.Group("/config")
config.Use(mwBasicAuth(options.auther))
registerConfig(config)
return &server{
s: &http.Server{
Handler: r,
},
ln: ln,
}, nil
}
func (s *server) Serve() error {
return s.s.Serve(s.ln)
}
func (s *server) Addr() net.Addr {
return s.ln.Addr()
}
func (s *server) Close() error {
return s.s.Close()
}
func registerConfig(config *gin.RouterGroup) {
config.GET("", getConfig)
config.POST("", saveConfig)
config.POST("/services", createService)
config.PUT("/services/:service", updateService)
config.DELETE("/services/:service", deleteService)
config.POST("/chains", createChain)
config.PUT("/chains/:chain", updateChain)
config.DELETE("/chains/:chain", deleteChain)
config.POST("/hops", createHop)
config.PUT("/hops/:hop", updateHop)
config.DELETE("/hops/:hop", deleteHop)
config.POST("/authers", createAuther)
config.PUT("/authers/:auther", updateAuther)
config.DELETE("/authers/:auther", deleteAuther)
config.POST("/admissions", createAdmission)
config.PUT("/admissions/:admission", updateAdmission)
config.DELETE("/admissions/:admission", deleteAdmission)
config.POST("/bypasses", createBypass)
config.PUT("/bypasses/:bypass", updateBypass)
config.DELETE("/bypasses/:bypass", deleteBypass)
config.POST("/resolvers", createResolver)
config.PUT("/resolvers/:resolver", updateResolver)
config.DELETE("/resolvers/:resolver", deleteResolver)
config.POST("/hosts", createHosts)
config.PUT("/hosts/:hosts", updateHosts)
config.DELETE("/hosts/:hosts", deleteHosts)
config.POST("/ingresses", createIngress)
config.PUT("/ingresses/:ingress", updateIngress)
config.DELETE("/ingresses/:ingress", deleteIngress)
config.POST("/limiters", createLimiter)
config.PUT("/limiters/:limiter", updateLimiter)
config.DELETE("/limiters/:limiter", deleteLimiter)
config.POST("/climiters", createConnLimiter)
config.PUT("/climiters/:limiter", updateConnLimiter)
config.DELETE("/climiters/:limiter", deleteConnLimiter)
config.POST("/rlimiters", createRateLimiter)
config.PUT("/rlimiters/:limiter", updateRateLimiter)
config.DELETE("/rlimiters/:limiter", deleteRateLimiter)
}