AzureILBUpgrade.ps1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 |
<#PSScriptInfo .VERSION 5.0 .GUID 836ca1ab-93b7-49a3-b1d1-b257601da1dd .AUTHOR Microsoft Corporation .COMPANYNAME Microsoft Corporation .COPYRIGHT Microsoft Corporation. All rights reserved. .TAGS Azure, Az, LoadBalancer, AzNetworking .LICENSEURI .PROJECTURI .ICONURI .EXTERNALMODULEDEPENDENCIES .REQUIREDSCRIPTS .EXTERNALSCRIPTDEPENDENCIES .RELEASENOTES .PRIVATEDATA #> <# .DESCRIPTION This script will help you create a Standard SKU Internal load balancer with the same configuration as your Basic SKU load balancer. .PARAMETER rgName Name of ResourceGroup of Basic Internal Load Balancer and the Standard Internal Load Balancer, like "microsoft_rg1" .PARAMETER oldLBName Name of Basic Internal Load Balancer you want to upgrade. .PARAMETER newlocation Location where you want to place new Standard Internal Load Balancer in. For example, "centralus" .PARAMETER newLBName Name of the newly created Standard Internal Load Balancer. .EXAMPLE ./AzureILBUpgrade.ps1 -rgName "test_InternalUpgrade_rg" -oldLBName "LBForInternal" -newlocation "centralus" -newLbName "LBForUpgrade" .LINK https://aka.ms/upgradeloadbalancerdoc https://docs.microsoft.com/en-us/azure/load-balancer/load-balancer-overview/ .NOTES Note - all paramemters are required in order to successfully create a Standard Internal Load Balancer. #> Param( [Parameter(Mandatory = $True)][string] $rgName, [Parameter(Mandatory = $True)][string] $oldLBName, #Parameters for new Standard Load Balancer [Parameter(Mandatory = $True)][string] $newlocation, [Parameter(Mandatory = $True)][string] $newLBName ) #getting current loadbalancer $lb = Get-AzLoadBalancer -ResourceGroupName $rgName -Name $oldLbName #$originalIP = $lb.FrontendIpConfigurations[0].PrivateIpAddress #1. Backend subnet is always the same as the front end ip config - automatic association $vnetName = ($lb.FrontendIpConfigurations.subnet.id).Split("/")[8] $vnetRGName = ($lb.FrontendIpConfigurations.subnet.id).Split("/")[4] $vnet = Get-AzVirtualNetwork -Name $vnetName -ResourceGroupName $vnetRGName $backendSubnetName = $lb.FrontendIpConfigurations.subnet.id.Split("/")[10] $backendSubnet = Get-AzVirtualNetworkSubnetConfig -Name $backendSubnetName -VirtualNetwork $vnet $ipRange = ($backendSubnet.AddressPrefix).split("/")[0] $newlbFrontendConfigs = $lb.FrontendIpConfigurations $feProcessed = 1 [int]$startIp = [int]$ipRange.Split(".")[3] + 1 $startIPTest = $ipRange.Split(".")[0] + "." + $ipRange.Split(".")[1] + "." + $ipRange.Split(".")[2] + "." + $startIp $availableIPS = (Test-AzPrivateIPAddressAvailability -VirtualNetwork $vnet -IPAddress $startIPTest).AvailableIPAddresses $lastAvailableIp = $availableIPS[$availableIPS.count-1] #initial bit in array to check for available ips $i = 0 #creating array to store original ips $frontEndArray=@() #2. Front Ends foreach ($frontEndConfig in $newlbFrontendConfigs) { Get-AzLoadBalancerFrontendIpConfig -Name ($frontEndConfig).Name -LoadBalancer $lb $newFrontEndConfigName = $frontEndConfig.Name $newSubnetId = $frontEndConfig.subnet.Id $ip = $frontEndConfig.PrivateIpAddress ##adding information to array $frontEndArray += $newFrontEndConfigName + "," + $frontEndConfig.PrivateIpAddress ##Creating variables with original IP information to be used with new load balancer creation New-Variable -Name "frontEndIpConfig$feProcessed" -Value (New-AzLoadBalancerFrontendIpConfig -Name $newFrontEndConfigName -PrivateIpAddress $ip -SubnetId $newSubnetId) #$newFrontEndIp = $availableIPS[$i] ## Increment Counters in loop $feProcessed++ $i++ } $rulesFrontEndIpConfig = (Get-Variable -Include frontEndIpConfig*) #3. create inbound nat rule configs $newlbNatRules = $lb.InboundNatRules ##looping through NAT Rules $ruleprocessed = 1 foreach ($natRule in $newlbNatRules) { ##need to get correct front end ip config $frontEndName = (($natRule.FrontendIPConfiguration).id).Split("/")[10] # $frontEndNameConfig = $rulesFrontEndIpConfig| Where-Object {$_.Value.Name -eq $frontEndName} $frontEndNameConfig = ((Get-Variable -Include frontEndIpConfig* | Where-Object {$_.Value.name -eq $frontEndName})).value New-Variable -Name "nat$ruleprocessed" -Value (New-AzLoadBalancerInboundNatRuleConfig -Name $natRule.name -FrontendIpConfiguration $frontEndNameConfig -Protocol $natRule.Protocol -FrontendPort $natRule.FrontendPort -BackendPort $natRule.BackendPort) $ruleprocessed++ } $rulesNat = (Get-Variable -Include nat* | Where-Object {$_.Name -ne "natRule"}) ##updating private ip address to new values ##adding a loop $y = 1 for ($z = 0; $z -lt $newlbFrontendConfigs.count; $z++) { $ip = $availableIPS[$availableIPS.count-$y] $lb | Set-AzLoadBalancerFrontendIpConfig -name $newlbFrontendConfigs[$z].Name -PrivateIpAddress $ip -subnet $newlbFrontendConfigs[$z].subnet $y++ } $lb | Set-AzLoadBalancer # ##update BASIC loadbalancer to reflect newly assigned IP values # $lb | Set-AzLoadBalancer -FrontendIpConfiguration $newlbFrontendConfigs #4. Create loadbalancer - this uses the original IP values from the basic Load Balancer $newlb = New-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName -SKU Standard -Location $newlocation -FrontendIpConfiguration $rulesFrontEndIpConfig.Value -InboundNatRule $rulesNat.Value #-outboundRule $outboundrule #getting LB now after creation $newlb = (Get-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName) #5. Probe configuration $newProbes = Get-AzLoadBalancerProbeConfig -LoadBalancer $lb foreach ($probe in $newProbes) { $probeName = $probe.name $probeProtocol = $probe.protocol $probePort = $probe.port $probeInterval = $probe.intervalinseconds $probeRequestPath = $probe.requestPath $probeNumbers = $probe.numberofprobes $newlb | Add-AzLoadBalancerProbeConfig -Name $probeName -RequestPath $probeRequestPath -Protocol $probeProtocol -Port $probePort -IntervalInSeconds $probeInterval -ProbeCount $probeNumbers $newlb | Set-AzLoadBalancer } #6. Backend configuration $backendArray=@() $newBackendPools = $lb.BackendAddressPools $newlb = (Get-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName) foreach ($newBackendPool in $newBackendPools) { $existingBackendPoolConfig = Get-AzLoadBalancerBackendAddressPoolConfig -LoadBalancer $lb -Name ($newBackendPool).Name $newlb | Add-AzLoadBalancerBackendAddressPoolConfig -Name ($existingBackendPoolConfig).Name | Set-AzLoadBalancer $newlb = (Get-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName) #$newBackendPoolConfig $nics = (($lb.BackendAddressPools) | Where-Object {$_.Name -eq ($newBackendPool).name}).backendipconfigurations foreach ($nic in $nics) { $nicRG = $nic.id.Split("/")[4] $nicToAdd = Get-AzNetworkInterface -name ($nic.id).Split("/")[8] -ResourceGroupName $nicRG #write-host "Reconfiguring $nicToAdd.Name" $nicToAdd.IpConfigurations[0].LoadBalancerBackendAddressPools = $null Set-AzNetworkInterface -NetworkInterface $nicToAdd $backendArray += ($newBackendPool).Name +"," + ($nicToAdd).id } } #7. Re-adding NICs to backend pool foreach ($backendItem in $backendArray) { $newlb = (Get-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName) $lbBackend = Get-AzLoadBalancerBackendAddressPoolConfig -name ($backendItem.Split(",")[0]) -LoadBalancer $newlb #write-host "nic" $nicRG = $nic.id.Split("/")[4] $nicToAssociate = Get-AzNetworkInterface -name (($backendItem.Split(",")[1]).split("/")[8]) -resourcegroupname $nicRG #$nicToAssociate $nicToAssociate.IpConfigurations[0].LoadBalancerBackendAddressPools = $lbBackend Set-AzNetworkInterface -NetworkInterface $nicToAssociate } #8. create load balancer rule config $newlb = (Get-AzLoadBalancer -ResourceGroupName $rgName -Name $newLbName) $newLbRuleConfigs = Get-AzLoadBalancerRuleConfig -LoadBalancer $lb foreach ($newLbRuleConfig in $newLbRuleConfigs) { ##look at floating ip setting -enablefloatingIP and loaddistribution $floatingIPTest = $newLbRuleConfig.EnableFloatingIP $loadDistribution = $newLbRuleConfig.LoadDistribution $backendPool = (Get-AzLoadBalancerBackendAddressPoolConfig -LoadBalancer $newlb -Name ((($newLbRuleConfig.BackendAddressPool.id).split("/"))[10])) $lbFrontEndName = (($newLbRuleConfig.FrontendIPConfiguration).id).Split("/")[10] $lbFrontEndNameConfig = ((Get-Variable -Include frontEndIpConfig* | Where-Object {$_.Value.name -eq $lbFrontEndName})).value if ($floatingIPTest.equals($true)) { $newlb | Add-AzLoadBalancerRuleConfig -Name ($newLbRuleConfig).Name -FrontendIPConfiguration $lbFrontEndNameConfig -BackendAddressPool $backendPool -Probe (Get-AzLoadBalancerProbeConfig -LoadBalancer $newlb -Name (($newLbRuleConfig.Probe.id).split("/")[10])) -Protocol ($newLbRuleConfig).protocol -FrontendPort ($newLbRuleConfig).FrontendPort -BackendPort ($newLbRuleConfig).BackendPort -IdleTimeoutInMinutes ($newLbRuleConfig).IdleTimeoutInMinutes -EnableFloatingIP -LoadDistribution $loadDistribution -DisableOutboundSNAT } else { $newlb | Add-AzLoadBalancerRuleConfig -Name ($newLbRuleConfig).Name -FrontendIPConfiguration $lbFrontEndNameConfig -BackendAddressPool $backendPool -Probe (Get-AzLoadBalancerProbeConfig -LoadBalancer $newlb -Name (($newLbRuleConfig.Probe.id).split("/")[10])) -Protocol ($newLbRuleConfig).protocol -FrontendPort ($newLbRuleConfig).FrontendPort -BackendPort ($newLbRuleConfig).BackendPort -IdleTimeoutInMinutes ($newLbRuleConfig).IdleTimeoutInMinutes -LoadDistribution $loadDistribution -DisableOutboundSNAT } $newlb | set-AzLoadBalancer foreach ($backendIpConfig in $backendPool.BackendIpConfigurations) { #$backendIpConfig $nicToAssociate = Get-AzNetworkInterface -name (($backendIpConfig.id).split("/")[8]) -ResourceGroupName $nicRG #$nicToAssociate $nicToAssociate.IpConfigurations[0].LoadBalancerBackendAddressPools = $lbBackend Set-AzNetworkInterface -NetworkInterface $nicToAssociate } } |