feat: complete basic functions

Support http,dns and mysql connection. Support custom http, dns response. Support dns rebinding.
Support mysql load local files and jdbc deserialize exploit.

pkg/mysql/vmysql/conn_params.go

@@ -0,0 +1,60 @@
+/*
+Copyright 2017 Google Inc.
+
+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 vmysql
+
+// ConnParams contains all the parameters to use to connect to mysql.
+type ConnParams struct {
+    Host       string `json:"host"`
+    Port       int    `json:"port"`
+    Uname      string `json:"uname"`
+    Pass       string `json:"pass"`
+    DbName     string `json:"dbname"`
+    UnixSocket string `json:"unix_socket"`
+    Charset    string `json:"charset"`
+    Flags      uint64 `json:"flags"`
+
+    // The following SSL flags are only used when flags |= 2048
+    // is set (CapabilityClientSSL).
+    SslCa      string `json:"ssl_ca"`
+    SslCaPath  string `json:"ssl_ca_path"`
+    SslCert    string `json:"ssl_cert"`
+    SslKey     string `json:"ssl_key"`
+    ServerName string `json:"server_name"`
+
+    // The following is only set when the deprecated "dbname" flags are
+    // supplied and will be removed.
+    DeprecatedDBName string
+
+    // The following is only set to force the client to connect without
+    // using CapabilityClientDeprecateEOF
+    DisableClientDeprecateEOF bool
+}
+
+// EnableSSL will set the right flag on the parameters.
+func (cp *ConnParams) EnableSSL() {
+    cp.Flags |= CapabilityClientSSL
+}
+
+// SslEnabled returns if SSL is enabled.
+func (cp *ConnParams) SslEnabled() bool {
+    return (cp.Flags & CapabilityClientSSL) > 0
+}
+
+// EnableClientFoundRows sets the flag for CLIENT_FOUND_ROWS.
+func (cp *ConnParams) EnableClientFoundRows() {
+    cp.Flags |= CapabilityClientFoundRows
+}