add ks-iam and ks-apigateway

Signed-off-by: hongming <talonwan@yunify.com>

pkg/apigateway/caddy-plugin/authenticate/auto_load.go

@@ -0,0 +1,110 @@
+/*
+
+ Copyright 2019 The KubeSphere Authors.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+
+*/
+package authenticate
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/mholt/caddy"
+	"github.com/mholt/caddy/caddyhttp/httpserver"
+)
+
+func init() {
+	caddy.RegisterPlugin("authenticate", caddy.Plugin{
+		ServerType: "http",
+		Action:     Setup,
+	})
+}
+
+func Setup(c *caddy.Controller) error {
+
+	rule, err := parse(c)
+
+	if err != nil {
+		return err
+	}
+
+	c.OnStartup(func() error {
+		fmt.Println("Authenticate middleware is initiated")
+		return nil
+	})
+
+	httpserver.GetConfig(c).AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
+		return &Auth{Next: next, Rule: rule}
+	})
+
+	return nil
+}
+func parse(c *caddy.Controller) (Rule, error) {
+
+	rule := Rule{ExceptedPath: make([]string, 0)}
+
+	if c.Next() {
+		args := c.RemainingArgs()
+		switch len(args) {
+		case 0:
+			for c.NextBlock() {
+				switch c.Val() {
+				case "path":
+					if !c.NextArg() {
+						return rule, c.ArgErr()
+					}
+
+					rule.Path = c.Val()
+
+					if c.NextArg() {
+						return rule, c.ArgErr()
+					}
+				case "secret":
+					if !c.NextArg() {
+						return rule, c.ArgErr()
+					}
+
+					rule.Secret = []byte(c.Val())
+
+					if c.NextArg() {
+						return rule, c.ArgErr()
+					}
+				case "except":
+					if !c.NextArg() {
+						return rule, c.ArgErr()
+					}
+
+					rule.ExceptedPath = strings.Split(c.Val(), ",")
+
+					for i := 0; i < len(rule.ExceptedPath); i++ {
+						rule.ExceptedPath[i] = strings.TrimSpace(rule.ExceptedPath[i])
+					}
+
+					if c.NextArg() {
+						return rule, c.ArgErr()
+					}
+				}
+			}
+		default:
+			return rule, c.ArgErr()
+		}
+	}
+
+	if c.Next() {
+		return rule, c.ArgErr()
+	}
+
+	return rule, nil
+}