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fortiwebclient.go
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fortiwebclient.go
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package fortiwebclient
import (
"crypto/tls"
"encoding/base64"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
)
// FortiWebClient keeps connection data to FortiWeb
type FortiWebClient struct {
URL string
Username string
Password string
}
func encodeBase64(username string, password string) string {
stringToEncode := strings.Join([]string{username, ":", password}, "")
encoded := base64.StdEncoding.EncodeToString([]byte(stringToEncode))
return encoded
}
func init() {
http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
}
// SafeName converts an string to another string suitable to be used as URL (removes slashes)
func (f *FortiWebClient) SafeName(url string) string {
return strings.Replace(url, "/", "_", -1)
}
// GetStatus returns status of FortiWeb device
func (f *FortiWebClient) GetStatus() string {
client := &http.Client{}
req, err := http.NewRequest("GET", strings.Join([]string{f.URL, "api/v1.0/System/Status/Status"}, ""), nil)
req.Header.Add("Authorization", encodeBase64(f.Username, f.Password))
response, error := client.Do(req)
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", err)
return strings.Join([]string{"Error: The HTTP request failed with error ", error.Error()}, "")
}
defer response.Body.Close()
body, _ := ioutil.ReadAll(response.Body)
return string(body[:])
}
// CreateVirtualServer creates a virtual server object in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateVirtualServer(
name, ipv4Address, ipv6Address, interfaceName string,
useInterfaceIP, enable bool) error {
body := map[string]interface{}{
"name": f.SafeName(name),
"ipv4Address": ipv4Address,
"ipv6Address": ipv6Address,
"interface": interfaceName,
"useInterfaceIP": useInterfaceIP,
"enable": enable,
"can_delete": true,
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost("api/v1.0/ServerObjects/Server/VirtualServer", string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
type singleServerOrServerBalance int
type serverPoolType int
type loadBalancingAlgorithm int
const (
_ = iota
// SingleServer is used when there is single server in the pool
SingleServer singleServerOrServerBalance = iota
// ServerBalance is used when there is a cluster of servers
ServerBalance singleServerOrServerBalance = iota
)
const (
_ = iota
// ReverseProxy hides all servers behind FortiWeb
ReverseProxy serverPoolType = iota
// OfflineProtection Puts FortiWeb in sniffer mode
OfflineProtection serverPoolType = iota
// TrueTransparentProxy Puts FortiWeb as a transparent proxy
TrueTransparentProxy serverPoolType = iota
// TransparentInspection FortiWeb inspect traffic asynchronously. It does not modify traffic
TransparentInspection serverPoolType = iota
// WCCP Web Cache Communication Protocol: Provides web caching with load balancing and fault tolerance
WCCP serverPoolType = iota
)
const (
_ = iota
// RoundRobin ...
RoundRobin loadBalancingAlgorithm = iota
// WeightedRoundRobin ...
WeightedRoundRobin loadBalancingAlgorithm = iota
// LeastConnection ...
LeastConnection loadBalancingAlgorithm = iota
// URIHash ...
URIHash loadBalancingAlgorithm = iota
// FullURIHash ...
FullURIHash loadBalancingAlgorithm = iota
// HostHash ...
HostHash loadBalancingAlgorithm = iota
// HostDomainHash ...
HostDomainHash loadBalancingAlgorithm = iota
// SourceIPHash ...
SourceIPHash loadBalancingAlgorithm = iota
)
// CreateServerPool creates a virtual server pool object in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateServerPool(name string,
singleOrMultiple singleServerOrServerBalance,
poolType serverPoolType,
lbAlgorithm loadBalancingAlgorithm,
comments string) error {
body := map[string]interface{}{
"name": f.SafeName(name),
"singleServerOrServerBalance": singleOrMultiple,
"type": poolType,
"comments": comments,
"loadBalancingAlgorithm": lbAlgorithm,
"can_delete": true,
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost("api/v1.0/ServerObjects/Server/ServerPool", string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// CreateServerPoolRule creates a virtual server pool object in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateServerPoolRule(serverPoolName string,
ip string,
port int32,
status int,
connectionLimit int) error {
body := map[string]interface{}{
"ip": ip,
"status": status,
"port": port,
"connectLimit": connectionLimit,
"inHeritHCheck": true}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost(
strings.Join([]string{"api/v1.0/ServerObjects/Server/ServerPool/",
f.SafeName(serverPoolName),
"/EditServerPoolRule"}, ""),
string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// CreateHTTPContentRoutingPolicy creates an HTTP Content Routing policy in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateHTTPContentRoutingPolicy(name, serverPool, matchSeq string) error {
body := map[string]interface{}{
"name": f.SafeName(name),
"serverPool": f.SafeName(serverPool),
"matchSeq": matchSeq,
"can_delete": true,
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost("api/v1.0/ServerObjects/Server/HTTPContentRoutingPolicy", string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
type matchObject int
const (
_ = iota
httpHost matchObject = iota
httpURL matchObject = iota
urlParameter matchObject = iota
httpReferer matchObject = iota
httpCookie matchObject = iota
httpHeader matchObject = iota
sourceIP matchObject = iota
x509CertificateSubject matchObject = iota
x509CertificateExtension matchObject = iota
httpsSNI matchObject = iota
)
type concatenateOperator int
const (
// AND is used to concatenate conditions in HTTP Content Routing
AND concatenateOperator = 2
// OR is used to concatenate conditions in HTTP Content Routing
OR concatenateOperator = 3
)
// CreateHTTPContentRoutingUsingHost creates a criteria for matching http content in a policy
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateHTTPContentRoutingUsingHost(HTTPContentRoutingPolicy string,
matchExpression string,
hostCondition int,
concatenate concatenateOperator) error {
body := map[string]interface{}{
"matchObject": httpHost,
"matchExpression": strings.TrimSpace(matchExpression),
"hostCondition": hostCondition,
"concatenate": concatenate,
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
url := strings.Join([]string{"api/v1.0/ServerObjects/Server/HTTPContentRoutingPolicy/",
f.SafeName(HTTPContentRoutingPolicy),
"/HTTPContentRoutingPolicyNewHTTPContentRouting"},
"")
response, error := f.DoPost(url, string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// CreateHTTPContentRoutingUsingURL creates a criteria for matching http content in a policy
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateHTTPContentRoutingUsingURL(HTTPContentRoutingPolicy string,
matchExpression string,
urlCondition int,
concatenate concatenateOperator) error {
body := map[string]interface{}{
"matchObject": httpURL,
"matchExpression": strings.TrimSpace(matchExpression),
"urlCondition": urlCondition,
"concatenate": concatenate,
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
url := strings.Join([]string{"api/v1.0/ServerObjects/Server/HTTPContentRoutingPolicy/",
f.SafeName(HTTPContentRoutingPolicy),
"/HTTPContentRoutingPolicyNewHTTPContentRouting"},
"")
response, error := f.DoPost(url, string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
type deploymentMode string
const (
// HTTPContentRouting sets deployment mode to use http headers for routing
HTTPContentRouting deploymentMode = "http_content_routing"
// SingleServerOrServerPool set deployment mode to steer traffic to each node of the pool
SingleServerOrServerPool deploymentMode = "server_pool"
)
// CreateServerPolicy creates a criteria for matching http content in a policy
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateServerPolicy(name,
virtualServer,
protectedHostnames,
httpService,
httpsService,
protectionProfile,
comments string,
deployment deploymentMode,
halfOpenThreshold int,
clientRealIP,
synCookie,
httpRedirectHTTPS,
monitorMode,
urlCaseSensitivity bool) error {
body := map[string]interface{}{
"name": f.SafeName(name),
"depInMode": deployment,
"disdmode": "HTTP Content Routing",
"virtualServer": f.SafeName(virtualServer),
"HTTPService": httpService,
"HTTPSService": httpsService,
"clientRealIP": clientRealIP,
"halfopenThresh": halfOpenThreshold,
"syncookie": synCookie,
"hRedirectoHttps": httpRedirectHTTPS,
"MonitorMode": monitorMode,
"URLCaseSensitivity": urlCaseSensitivity,
"comments": comments,
"enable": true,
"status": "run"}
if protectedHostnames != "" {
body["protectedHostnames"] = protectedHostnames
}
if protectionProfile != "" {
body["protectionProfile"] = protectionProfile
}
if deployment == HTTPContentRouting {
body["disdmode"] = "HTTP Content Routing"
} else {
body["disdmode"] = "Single Server/Server Pool"
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost("api/v1.0/Policy/ServerPolicy/ServerPolicy/", string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// CreateServerPolicyContentRule creates a criteria for matching http content in a policy
// Simplifies POST operation to external user
func (f *FortiWebClient) CreateServerPolicyContentRule(serverPolicyName,
serverPolicyContentRuleName,
httpContentRoutingPolicy,
url,
profile string,
inheritWebProtectionProfile,
isDefault bool) error {
body := map[string]interface{}{
"default": isDefault,
"http_content_routing_policy": f.SafeName(httpContentRoutingPolicy),
"inheritWebProtectionProfile": inheritWebProtectionProfile,
"name": f.SafeName(serverPolicyContentRuleName)}
if url != "" {
body["url"] = url
}
if profile != "" {
body["profile"] = profile
}
jsonByte, err := json.Marshal(body)
if err != nil {
fmt.Printf("Error in json data: %s\n", err)
return err
}
response, error := f.DoPost(
strings.Join([]string{"api/v1.0/Policy/ServerPolicy/ServerPolicy/",
f.SafeName(serverPolicyName),
"/EditContentRouting"},
""),
string(jsonByte))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// DeleteContentRoutingPolicy removes specified content routing policy and all its children in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) DeleteContentRoutingPolicy(name string) error {
response, error := f.DoDelete("api/v1.0/ServerObjects/Server/HTTPContentRoutingPolicy/" + f.SafeName(name))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// DeleteServerPool removes specified server pool and all its server pool rules in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) DeleteServerPool(name string) error {
response, error := f.DoDelete("api/v1.0/ServerObjects/Server/ServerPool/" + f.SafeName(name))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// DeleteServerPolicy removes specified server policy and all its content rules in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) DeleteServerPolicy(name string) error {
response, error := f.DoDelete("api/v1.0/Policy/ServerPolicy/ServerPolicy/" + f.SafeName(name))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
// DeleteVirtualServer removes specified virtual server object in FortiWeb
// Simplifies POST operation to external user
func (f *FortiWebClient) DeleteVirtualServer(name string) error {
response, error := f.DoDelete("api/v1.0/ServerObjects/Server/VirtualServer/" + f.SafeName(name))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return error
}
if response != nil && response.StatusCode != 200 {
fmt.Printf("The HTTP request failed with HTTP code: %d, %s\n", response.StatusCode, response.Status)
}
return nil
}
//DoGet simplifies GET REST operation towards FortiWeb
func (f *FortiWebClient) DoGet(path string) (*http.Response, error) {
client := &http.Client{}
req, error := http.NewRequest("GET",
strings.Join([]string{f.URL, path}, ""),
strings.NewReader(""))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return &http.Response{}, error
}
req.Header.Add("Authorization", encodeBase64(f.Username, f.Password))
return client.Do(req)
}
//DoPost simplifies POST REST operation towards FortiWeb
func (f *FortiWebClient) DoPost(path string, jsonBody string) (*http.Response, error) {
client := &http.Client{}
req, error := http.NewRequest("POST",
strings.Join([]string{f.URL, path}, ""),
strings.NewReader(jsonBody))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return &http.Response{}, error
}
req.Header.Add("Authorization", encodeBase64(f.Username, f.Password))
return client.Do(req)
}
//DoDelete simplifies DELETE REST operation towards FortiWeb
func (f *FortiWebClient) DoDelete(path string) (*http.Response, error) {
client := &http.Client{}
req, error := http.NewRequest("DELETE",
strings.Join([]string{f.URL, path}, ""),
strings.NewReader(""))
if error != nil {
fmt.Printf("The HTTP request failed with error %s\n", error)
return &http.Response{}, error
}
req.Header.Add("Authorization", encodeBase64(f.Username, f.Password))
return client.Do(req)
}