feat: support HTTPS for Manager API

api/cmd/managerapi.go

@@ -18,6 +18,7 @@ package cmd
 
 import (
 	"context"
+	"crypto/tls"
 	"fmt"
 	"net/http"
 	"os"
@@ -48,6 +49,9 @@ func printInfo() {
 	fmt.Fprint(os.Stdout, "The manager-api is running successfully!\n\n")
 	printVersion()
 	fmt.Fprintf(os.Stdout, "%-8s: %s:%d\n", "Listen", conf.ServerHost, conf.ServerPort)
+	if conf.SSLCert != "" && conf.SSLKey != "" {
+		fmt.Fprintf(os.Stdout, "%-8s: %s:%d\n", "HTTPS Listen", conf.SSLHost, conf.SSLPort)
+	}
 	fmt.Fprintf(os.Stdout, "%-8s: %s\n", "Loglevel", conf.ErrorLogLevel)
 	fmt.Fprintf(os.Stdout, "%-8s: %s\n\n", "Logfile", conf.ErrorLogPath)
 }
@@ -124,6 +128,29 @@ func NewManagerAPICommand() *cobra.Command {
 				}
 			}()
 
+			// HTTPS
+			if conf.SSLCert != "" && conf.SSLKey != "" {
+				addrSSL := fmt.Sprintf("%s:%d", conf.ServerHost, conf.SSLPort)
+				serverSSL := &http.Server{
+					Addr:         addrSSL,
+					Handler:      r,
+					ReadTimeout:  time.Duration(1000) * time.Millisecond,
+					WriteTimeout: time.Duration(5000) * time.Millisecond,
+					TLSConfig: &tls.Config{
+						// Causes servers to use Go's default ciphersuite preferences,
+						// which are tuned to avoid attacks. Does nothing on clients.
+						PreferServerCipherSuites: true,
+					},
+				}
+				go func() {
+					err := serverSSL.ListenAndServeTLS(conf.SSLCert, conf.SSLKey)
+					if err != nil && err != http.ErrServerClosed {
+						utils.CloseAll()
+						log.Fatalf("listen and serv fail: %s", err)
+					}
+				}()
+			}
+
 			printInfo()
 
 			sig := <-quit

api/conf/conf.yaml

@@ -15,12 +15,21 @@
 # limitations under the License.
 #
 
+# yamllint disable rule:comments-indentation
 conf:
-  listen:                 # yamllint disable rule:comments-indentation
+  listen:
     # host: 127.0.0.1     # the address on which the `Manager API` should listen.
                           # The default value is 0.0.0.0, if want to specify, please enable it.
                           # This value accepts IPv4, IPv6, and hostname.
     port: 9000            # The port on which the `Manager API` should listen.
+
+  # ssl:
+  #   host: 127.0.0.1     # the address on which the `Manager API` should listen for HTTPS.
+                          # The default value is 0.0.0.0, if want to specify, please enable it.
+  #   port: 9001            # The port on which the `Manager API` should listen for HTTPS.
+  #   cert: "/tmp/cert/example.crt" # Path of your SSL cert.
+  #   key:  "/tmp/cert/example.key"  # Path of your SSL key.
+
   allow_list:             # If we don't set any IP list, then any IP access is allowed by default.
     - 127.0.0.1           # The rules are checked in sequence until the first match is found.
     - ::1                 # In this example, access is allowed only for IPv4 network 127.0.0.1, and for IPv6 network ::1.

api/internal/conf/conf.go

@@ -46,6 +46,10 @@ var (
 	WorkDir          = "."
 	ServerHost       = "0.0.0.0"
 	ServerPort       = 80
+	SSLHost          = "0.0.0.0"
+	SSLPort          = 443
+	SSLCert          string
+	SSLKey           string
 	ETCDConfig       *Etcd
 	ErrorLogLevel    = "warn"
 	ErrorLogPath     = "logs/error.log"
@@ -73,6 +77,13 @@ type Etcd struct {
 	Prefix    string
 }
 
+type SSL struct {
+	Host string `yaml:"host"`
+	Port int    `yaml:"port"`
+	Cert string `yaml:"cert"`
+	Key  string `yaml:"key"`
+}
+
 type Listen struct {
 	Host string
 	Port int
@@ -95,6 +106,7 @@ type Log struct {
 type Conf struct {
 	Etcd      Etcd
 	Listen    Listen
+	SSL       SSL
 	Log       Log
 	AllowList []string `yaml:"allow_list"`
 	MaxCpu    int      `yaml:"max_cpu"`
@@ -152,11 +164,21 @@ func setConf() {
 		if config.Conf.Listen.Port != 0 {
 			ServerPort = config.Conf.Listen.Port
 		}
-
 		if config.Conf.Listen.Host != "" {
 			ServerHost = config.Conf.Listen.Host
 		}
 
+		// SSL
+		if config.Conf.SSL.Port != 0 {
+			SSLPort = config.Conf.SSL.Port
+		}
+		if config.Conf.SSL.Cert != "" {
+			SSLCert = config.Conf.SSL.Cert
+		}
+		if config.Conf.SSL.Key != "" {
+			SSLKey = config.Conf.SSL.Key
+		}
+
 		// for etcd
 		if len(config.Conf.Etcd.Endpoints) > 0 {
 			initEtcdConfig(config.Conf.Etcd)

api/test/shell/cli_test.sh

@@ -273,6 +273,35 @@ sleep 6
 clean_up
 
 
+# HTTPS test
+currentDir=$(pwd)
+if [[ $KERNEL = "Darwin" ]]; then
+  sed -i "" 's@# ssl:@ssl:@' conf/conf.yaml
+  sed -i "" 's@#   port: 9001@  port: 9001@' conf/conf.yaml
+  sed -i "" "s@#   cert: \"/tmp/cert/example.crt\"@  cert: \"$currentDir/test/certs/test2.crt\"@" conf/conf.yaml
+  sed -i "" "s@#   key:  \"/tmp/cert/example.key\"@  cert: \"$currentDir/test/certs/test2.key\"@" conf/conf.yaml
+else
+  sed -i 's@# ssl:@ssl:@' conf/conf.yaml
+  sed -i 's@#   port: 9001@  port: 9001@' conf/conf.yaml
+  sed -i "s@#   cert: \"/tmp/cert/example.crt\"@  cert: \"$currentDir/test/certs/test2.crt\"@" conf/conf.yaml
+  sed -i "s@#   key:  \"/tmp/cert/example.key\"@  key: \"$currentDir/test/certs/test2.key\"@" conf/conf.yaml
+fi
+
+./manager-api &
+sleep 3
+
+# access by HTTPS
+code=$(curl -k -i -m 20 -o /dev/null -s -w %{http_code} --resolve 'www.test2.com:9001:127.0.0.1' https://www.test2.com:9001/apisix/admin/tool/version)
+if [ ! $code -eq 200 ]; then
+    echo "failed: verify HTTPS failed"
+    exit 1
+fi
+
+./manager-api stop
+sleep 6
+clean_up
+
+
 # etcd basic auth
 # add root user
 curl -L http://localhost:2379/v3/auth/user/add -d '{"name": "root", "password": "root"}'