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bigip_deploy.go
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bigip_deploy.go
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package main
import (
"context"
"encoding/json"
"fmt"
"os"
// import bigip module
f5_bigip "github.com/f5devcentral/f5-bigip-rest-go/bigip"
)
func main() {
// instanlize bigip for icontrol execution
bc := f5_bigip.BIGIPContext{
BIGIP: *(f5_bigip.New("https://1.2.3.4", "admin", "password")),
Context: context.TODO(),
}
var ncfgs map[string]interface{}
partition := "mynamespace"
// The format of the content is JSON, as native as:
/*
{
"<folder name to place the resources>": {
"<resource type starting with 'ltm/net/sys/gtm/..'>/<resource name>": {
"iControlRest key": "and value",
"can be found from": "https://clouddocs.f5.com/api/icontrol-rest/"
}
}
}
*/
configs := fmt.Sprintf(`
{
"service_name_app": {
"ltm/monitor/http/service_name_monitor": {
"adaptive": "disabled",
"adaptiveDivergenceMilliseconds": 500,
"adaptiveDivergenceType": "relative",
"adaptiveDivergenceValue": 100,
"adaptiveLimit": 1000,
"adaptiveSamplingTimespan": 180,
"interval": 5,
"ipDscp": 0,
"name": "service_name_monitor",
"recv": "200 OK",
"recvDisable": "",
"reverse": "disabled",
"send": "GET / HTTP/1.0\\r\\nHost:vhost.example.com\\r\\n\\r\\n",
"targetAddress": "",
"targetPort": 0,
"timeUntilUp": 0,
"timeout": 16,
"transparent": "disabled",
"upInterval": 0
},
"ltm/pool/service_name_pool": {
"allowNat": "yes",
"allowSnat": "yes",
"loadBalancingMode": "least-connections-member",
"members": [],
"minActiveMembers": 1,
"minimumMonitors": 1,
"monitor": "/%s/service_name_app/service_name_monitor",
"name": "service_name_pool",
"reselectTries": 0,
"serviceDownAction": "none",
"slowRampTime": 10
},
"ltm/profile/http/service_name_httpprofile": {
"acceptXff": "disabled",
"hstsIncludeSubdomains": true,
"hstsInsert": false,
"hstsPeriod": 7862400,
"hstsPreload": false,
"insertXforwardedFor": "enabled",
"knownMethods": [
"CONNECT",
"DELETE",
"GET",
"HEAD",
"LOCK",
"OPTIONS",
"POST",
"PROPFIND",
"PUT",
"TRACE",
"UNLOCK"
],
"maxHeaderCount": 64,
"maxHeaderSize": 32768,
"maxRequests": 0,
"name": "service_name_httpprofile",
"oneconnectTransformations": "enabled",
"pipelineAction": "allow",
"proxyConnectEnabled": false,
"proxyType": "reverse",
"redirectRewrite": "none",
"serverAgentName": "BigIP",
"truncatedRedirects": false,
"unknownMethodAction": "allow",
"viaRequest": "remove",
"viaResponse": "remove",
"webSocketMasking": "unmask",
"webSocketsEnabled": false
},
"ltm/profile/one-connect/service_name_oneconnectprofile": {
"idleTimeoutOverride": 0,
"limitType": "none",
"maxAge": 86400,
"maxReuse": 5,
"maxSize": 10000,
"name": "service_name_oneconnectprofile",
"sharePools": "disabled",
"sourceMask": "255.255.255.255"
},
"ltm/snatpool/service_name_vs_self_0": {
"members": [
"197.14.222.12"
],
"name": "service_name_vs_self_0"
},
"ltm/virtual/service_name_vs_0": {
"addressStatus": "yes",
"connectionLimit": 0,
"destination": "197.14.222.12:80",
"enable": true,
"httpMrfRoutingEnabled": false,
"ipProtocol": "tcp",
"lastHop": "default",
"mirror": "disabled",
"name": "service_name_vs_0",
"nat64": "disabled",
"persist": [
{
"name": "cookie"
}
],
"pool": "/%s/service_name_app/service_name_pool",
"profileTCP": "normal",
"profiles": [
{
"name": "/%s/service_name_app/service_name_httpprofile"
},
{
"name": "/%s/service_name_app/service_name_oneconnectprofile"
}
],
"rateLimit": 0,
"serviceDownImmediateAction": "none",
"shareAddresses": false,
"sourceAddressTranslation": {
"pool": "service_name_vs_self_0",
"type": "snat"
},
"sourcePort": "preserve",
"translateAddress": "enabled",
"translatePort": "enabled",
"virtualType": "standard"
}
}
}
`, partition, partition, partition, partition)
// convert the resource string to map[string]interface{}
if err := json.Unmarshal([]byte(configs), &ncfgs); err != nil {
fmt.Printf("Failed to deploy resources: %s\n", err.Error())
os.Exit(1)
}
// Create the partition
if err := bc.DeployPartition(partition); err != nil {
fmt.Printf("failed to create partition: %s: %s\n", partition, err.Error())
panic(err)
}
// get existing resources of kinds mentioned by ncfgs
kinds := f5_bigip.GatherKinds(nil, &ncfgs)
existings, err := bc.GetExistingResources(partition, kinds)
if err != nil {
fmt.Printf("failed to get existing resource of kind %s for partition %s: %s", kinds, partition, err.Error())
panic(err)
}
// generate the RestRequest list
if cmds, err := bc.GenRestRequests(partition, nil, &ncfgs, existings); err != nil {
fmt.Printf("failed to generate rest requests for deploying: %s\n", err.Error())
panic(err)
} else {
// execute the RestRequest list in a transaction
if err := bc.DoRestRequests(cmds); err != nil {
fmt.Printf("failed to deploy with rest requests: %s\n", err.Error())
panic(err)
} else {
fmt.Println("deployed requests.")
kinds := []string{"ltm/virtual", "ltm/pool", "ltm/monitor/http"}
// get and verify the partition and resources are created as expected.
if existings, err := bc.GetExistingResources(partition, kinds); err != nil {
fmt.Printf("failed to get existing resources of %s: %s\n", kinds, err.Error())
panic(err)
} else {
b, _ := json.MarshalIndent(existings, "", " ")
fmt.Println(string(b))
}
}
}
// reversely, we exchange the position of ncfgs and nil, a set of deletion RestRequest will be generated.
if cmds, err := bc.GenRestRequests(partition, &ncfgs, nil, existings); err != nil {
fmt.Printf("failed to generate rest requests for deleting: %s\n", err.Error())
panic(err)
} else {
// execute the deletion for resources.
if err := bc.DoRestRequests(cmds); err != nil {
fmt.Printf("failed to deploy with rest requests: %s\n", err.Error())
panic(err)
} else {
fmt.Println("deleted requests.")
kinds := []string{"ltm/virtual", "ltm/pool", "ltm/monitor/http"}
// verify the resources are deleted on the BIG-IP
if existings, err := bc.GetExistingResources(partition, kinds); err != nil {
fmt.Printf("failed to get existing resources of %s: %s\n", kinds, err.Error())
panic(err)
} else {
b, _ := json.MarshalIndent(existings, "", " ")
fmt.Println(string(b))
}
}
}
// Delete the partition
if err := bc.DeletePartition(partition); err != nil {
fmt.Printf("failed to delete partition: %s: %s\n", partition, err.Error())
panic(err)
}
}