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jerewill-ciscojerewill-cisco
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add cloudlb example (#172)
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‎examples/cloud_lb_simplehttp/data.tf‎

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resource "time_sleep" "wait_for_cloudLB" {
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depends_on = [aci_rest.appliedServiceGraph]
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create_duration = "10s"
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}
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data "aws_lb" "wwwalb" {
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depends_on = [time_sleep.wait_for_cloudLB]
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name = "${var.name}-${join("", regex("ctxprofile-(.*?)/", var.subnet_a_dn))}"
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}

‎examples/cloud_lb_simplehttp/main.tf‎

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resource "aci_rest" "cloudALB" {
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path = "/api/node/mo/${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/clb-${var.name}.json"
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payload = <<EOF
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cloudLB:
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attributes:
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scheme: internet
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type: application
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children:
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- cloudRsLDevToCloudSubnet:
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attributes:
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tDn: ${var.subnet_a_dn}
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- cloudRsLDevToCloudSubnet:
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attributes:
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tDn: ${var.subnet_b_dn}
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EOF
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}
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resource "aci_rest" "serviceGraphCreate" {
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path = "/api/node/mo/${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/AbsGraph-${var.name}.json"
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depends_on = [aci_rest.cloudALB]
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payload = <<EOF
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vnsAbsGraph:
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attributes:
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name: ${var.name}
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type: cloud
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children:
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- vnsAbsTermNodeProv:
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attributes:
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name: T2
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children:
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- vnsAbsTermConn:
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attributes:
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name: ProvTermConn
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- vnsAbsTermNodeCon:
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attributes:
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name: T1
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children:
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- vnsAbsTermConn:
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attributes:
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name: ConsTermConn
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- vnsAbsNode:
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attributes:
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name: N0
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managed: "yes"
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funcType: GoTo
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funcTemplateType: ADC_ONE_ARM
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children:
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- vnsRsNodeToCloudLDev:
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attributes:
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tDn: ${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/clb-${var.name}
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- vnsAbsFuncConn:
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attributes:
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name: provider
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attNotify: "no"
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connType: none
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- vnsAbsFuncConn:
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attributes:
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name: consumer
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attNotify: "no"
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connType: none
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- vnsAbsConnection:
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attributes:
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connDir: provider
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connType: external
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name: CON1
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adjType: L3
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children:
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- vnsRsAbsConnectionConns:
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attributes:
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tDn: ${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/AbsGraph-${var.name}/AbsNode-N0/AbsFConn-provider
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- vnsRsAbsConnectionConns:
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attributes:
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tDn: ${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/AbsGraph-${var.name}/AbsTermNodeProv-T2/AbsTConn
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- vnsAbsConnection:
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attributes:
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connDir: provider
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connType: external
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name: CON0
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children:
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- vnsRsAbsConnectionConns:
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attributes:
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tDn: ${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/AbsGraph-${var.name}/AbsNode-N0/AbsFConn-consumer
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- vnsRsAbsConnectionConns:
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attributes:
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tDn: ${join("", regex("(uni/tn-.*?)/", var.epg_dn))}/AbsGraph-${var.name}/AbsTermNodeCon-T1/AbsTConn
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EOF
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}
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resource "aci_rest" "appliedServiceGraph" {
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path = "/api/node/mo/${join("", regex("(uni/tn-.*?)/", var.epg_dn))}.json"
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depends_on = [aci_rest.serviceGraphCreate]
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payload = <<EOF
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fvTenant:
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attributes:
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name: ${join("", regex("/tn-(.*?)/", var.epg_dn))}
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children:
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- vnsAbsGraph:
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attributes:
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name: ${var.name}
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children:
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- vnsAbsNode:
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attributes:
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name: N0
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children:
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- cloudSvcPolicy:
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attributes:
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contractName: ${join("", regex("/brc-(.*?)/", var.contract_subject_dn))}
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subjectName: ${join("", regex("/subj-(.*)", var.contract_subject_dn))}
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tenantName: ${join("", regex("/tn-(.*?)/", var.epg_dn))}
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children:
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- cloudListener:
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attributes:
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name: http_listener
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port: "${var.listenerPort}"
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protocol: http
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children:
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- cloudListenerRule:
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attributes:
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default: "yes"
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name: forward
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priority: "999"
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children:
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- cloudRuleAction:
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attributes:
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epgdn: ${var.epg_dn}
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port: "${var.hostPort}"
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protocol: http
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type: forward
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- vzBrCP:
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attributes:
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name: ${join("", regex("/brc-(.*?)/", var.contract_subject_dn))}
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children:
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- vzSubj:
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attributes:
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name: ${join("", regex("/subj-(.*)", var.contract_subject_dn))}
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children:
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- vzRsSubjGraphAtt:
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attributes:
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tnVnsAbsGraphName: ${var.name}
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EOF
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}
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output "dnsname" {
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value = data.aws_lb.wwwalb.dns_name
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}

‎examples/cloud_lb_simplehttp/providers.tf‎

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terraform {
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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = "3.12.0"
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}
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aci = {
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source = "CiscoDevNet/aci"
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version = "0.5.0"
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}
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}
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}

‎examples/cloud_lb_simplehttp/variables.tf‎

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variable "name" {
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description = "Name to assign to the cloud boad balancer"
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type = string
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}
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variable "epg_dn" {
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description = "DN for the target EPG where the loadbalancer should send traffic"
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type = string
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}
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variable "contract_subject_dn" {
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description = "DN for the contract subject where the loadbalancer should be attached"
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type = string
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}
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variable "subnet_a_dn" {
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description = "Dn for the ACI subnet A"
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type = string
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}
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variable "subnet_b_dn" {
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description = "Dn for the ACI subnet B"
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type = string
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}
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variable "listenerPort" {
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description = "External TCP port number for the http listener (ex. 80)"
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type = string
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}
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variable "hostPort" {
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description = "Internal TCP port number for the http server (ex. 80)"
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type = string
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}

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