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model.go
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model.go
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// Copyright (C) 2014-2018 Goodrain Co., Ltd.
// RAINBOND, Application Management Platform
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package zeus
import (
"bytes"
"encoding/json"
"fmt"
"github.com/goodrain/rainbond/entrance/core/object"
)
//Source zeus资源模型
type Source struct {
Properties Properties `json:"properties"`
}
//GetJSON 序列化json
func (z Source) GetJSON() ([]byte, error) {
re, err := json.Marshal(z)
if err != nil {
return nil, err
}
return re, nil
}
//GetJSON 获取json
func GetJSON(obj interface{}) []byte {
re, err := json.Marshal(obj)
if err != nil {
return nil
}
return re
}
type Properties interface {
}
type PoolProperties struct {
Basic PoolBasic `json:"basic"`
Connection PoolConnection `json:"connection"`
}
type VSProperties struct {
Basic VSBasic `json:"basic"`
SSL VSssl `json:"ssl"`
Log VsLog `json:"log"`
}
type VsLog struct {
Enabled bool `json:"enabled"`
Filename string `json:"filename"`
Format string `json:"format"`
SSLFailures bool `json:"ssl_failures"`
ClientConnectionFailures bool `json:"client_connection_failures"`
}
//VSssl 虚拟服务ssl配置
type VSssl struct {
ServerCertDefault string `json:"server_cert_default,omitempty"`
ServerCertHostMapping []*HostMaping `json:"server_cert_host_mapping"`
}
type HostMaping struct {
Host string `json:"host"`
CertificateName string `json:"certificate"`
}
type PoolBasic struct {
BandwidthClass string `json:"bandwidth_class"`
Monitors []string `json:"monitors"`
NodesTable []*ZeusNode `json:"nodes_table"`
FailurePool string `json:"failure_pool"`
Note string `json:"note"`
}
type PoolConnection struct {
MaxReplyTime int `json:"max_reply_time"`
}
type VSBasic struct {
AddXForwardedFor bool `json:"add_x_forwarded_for"`
ListenONAny bool `json:"listen_on_any"`
ListenONHosts []string `json:"listen_on_hosts,omitempty"`
Note string `json:"note"`
DefaultPoolName string `json:"pool"`
Port int32 `json:"port"`
Enabled bool `json:"enabled"`
Protocol string `json:"protocol"` //stream http https 等等
RequestRules []string `json:"request_rules,omitempty"`
ResponseRules []string `json:"response_rules,omitempty"`
SSLDecrypt bool `json:"ssl_decrypt"`
ConnectTimeout int `json:"connect_timeout"`
}
type ZeusNode struct {
Node string `json:"node"`
State string `json:"state"`
Weight int `json:"weight"`
}
type ZeusRules struct {
rules []*object.RuleObject
name string
}
type SSLProperties struct {
Basic SSL `json:"basic"`
}
type SSL struct {
Note string `json:"note"`
Private string `json:"private"`
Public string `json:"public"`
Request string `json:"request"`
}
//CreateHTTPRule http rule list
func CreateHTTPRule(rules []*object.RuleObject) ZeusRules {
return ZeusRules{
rules: rules,
name: "httpproxy",
}
}
//CreateHTTPSRule https rule list
func CreateHTTPSRule(rules []*object.RuleObject) ZeusRules {
return ZeusRules{
rules: rules,
name: "httpsproxy",
}
}
func (z ZeusRules) String() string {
if z.rules != nil && len(z.rules) > 0 {
result := bytes.NewBuffer(nil)
result.WriteString(`$HttpHost = http.getHostHeader() ;\n `)
for i, r := range z.rules {
if i == 0 {
if r.TransferHTTP {
result.WriteString(fmt.Sprintf("if ($HttpHost == \"%s\") { http.changeSite(\"https://%s\");} \n ", r.DomainName, r.DomainName))
} else {
result.WriteString(fmt.Sprintf("if ($HttpHost == \"%s\") { pool.use(\"%s\");} \n ", r.DomainName, r.PoolName))
}
} else {
if r.TransferHTTP {
result.WriteString(fmt.Sprintf("else if ($HttpHost == \"%s\") { http.changeSite(\"https://%s\");} \n ", r.DomainName, r.DomainName))
} else {
result.WriteString(fmt.Sprintf("else if ($HttpHost == \"%s\") { pool.use(\"%s\");} \n ", r.DomainName, r.PoolName))
}
}
}
result.WriteString(`else {pool.use("discard");}`)
return result.String()
}
return ""
}
//Bytes return rule script
func (z ZeusRules) Bytes() []byte {
if z.rules != nil && len(z.rules) > 0 {
result := bytes.NewBuffer(nil)
result.WriteString("$HttpHost = http.getHostHeader() ;\n ")
for i, r := range z.rules {
if i == 0 {
if r.TransferHTTP {
result.WriteString(fmt.Sprintf("if ($HttpHost == \"%s\") { http.changeSite(\"https://%s\");} \n ", r.DomainName, r.DomainName))
} else {
result.WriteString(fmt.Sprintf("if ($HttpHost == \"%s\") { pool.use(\"%s\");} \n ", r.DomainName, r.PoolName))
}
} else {
if r.TransferHTTP {
result.WriteString(fmt.Sprintf("else if ($HttpHost == \"%s\") { http.changeSite(\"https://%s\");} \n ", r.DomainName, r.DomainName))
} else {
result.WriteString(fmt.Sprintf("else if ($HttpHost == \"%s\") { pool.use(\"%s\");} \n ", r.DomainName, r.PoolName))
}
}
}
result.WriteString("else {pool.use(\"discard\");}")
return result.Bytes()
}
return nil
}
//Name return rule list name
func (z ZeusRules) Name() string {
return z.name
}