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cd-redmine-via-helm.yml
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cd-redmine-via-helm.yml
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name: $(BuildDefinitionName)_$(date:yyyyMMdd)$(rev:.r)
trigger: none
pr: none
variables:
- group: global-variables
- name: azureSubscription
value: AzureSubscription
- name: environment
value: production
- name: helmVersion
value: latest
- name: kubectlVersion
value: latest
- name: aksName
value: BabosbirdAks
- name: resourceGroupName
value: BabosbirdRG
- name: firewallName
value: BabosbirdFirewall
- name: firewallPolicyName
value: BabosbirdFirewallPolicy
- name: routeTableName
value: DefaultRouteTable
- name: location
value: westeurope
- name: helmRepoName
value: bitnami-azure
- name: helmRepoUrl
value: https://marketplace.azurecr.io/helm/v1/repo
- name: helmChartName
value: bitnami-azure/redmine
- name: releaseName
value: redmine
- name: namespace
value: sample
- name: serviceName
value: redmine
- name: ruleCollectionGroupName
value: DefaultDnatRuleCollectionGroup
- name: dnatRuleCollectionName
value: DnatRules
- name: publicIpAddressResourceGroupName
value: PublicIpsRG
- name: destinationPort
value: 80
- name: translatedPort
value: 80
- name: kubefile
value: ./kubeconfig
- name: KUBECONFIG
value: ./kubeconfig
- name: HELM_EXPERIMENTAL_OCI
value: 1
- name: domain
value: babosbird.com
- name: subdomain
value: redmine
- name: dnsZoneResourceGroupName
value: DnsResourceGroup
pool: Terraform
stages :
- stage: helm_deployment
displayName: Install Workload
jobs:
- deployment: production
displayName: Helm Deployment
environment: $(environment)
continueOnError: false
strategy:
runOnce:
deploy:
steps:
- checkout: none
- task: HelmInstaller@1
displayName: 'Install Helm'
enabled: false
inputs:
helmVersionToInstall: $(helmVersion)
- task: KubectlInstaller@0
displayName: 'Install Kubectl'
enabled: false
inputs:
kubectlVersion: $(kubectlVersion)
- task: AzureCLI@2
displayName: 'Deploy Helm Chart'
inputs:
scriptType: bash
scriptLocation: inlineScript
azureSubscription: $(azureSubscription)
addSpnToEnvironment: true
inlineScript: |
# variables
subscriptionName=$(az account show --query name --output tsv)
# Allow installing Azure CLI extensions without prompt
az config set extension.use_dynamic_install=yes_without_prompt
# Get AKS credentials
echo "Retrieving credentials for [$(aksName)] AKS cluster..."
az aks get-credentials \
--name $(aksName) \
--resource-group $(resourceGroupName) \
--overwrite-existing \
--file $(kubefile) \
--admin \
if [[ $? == 0 ]]; then
echo "Successfully retrieved credentials for [$(aksName)] AKS cluster"
else
echo "Failed to retrieve credentials for [$(aksName)] AKS cluster"
exit -1
fi
# Add Helm repo
echo "Adding [$(helmRepoName)] Helm repo..."
helm repo add $(helmRepoName) $(helmRepoUrl)
if [[ $? == 0 ]]; then
echo "Successfully added [$(helmRepoName) - $(helmRepoUrl)] Helm repo"
else
echo "Failed to add [$(helmRepoName) - $(helmRepoUrl)] Helm repo"
exit -1
fi
# Check if a Helm release already exists
ns=$(namespace)
exists=$(helm list -A --output json | jq -r '.[].namespace | select(. == "'$ns'")')
if [[ -n $exists ]]; then
echo "A [$(releaseName)] Helm release already exists in the [$(namespace)] namespace"
echo "Upgrading [$(helmChartName)] Helm chart in the [$(releaseName)] Helm release..."
redminePassword=$(kubectl get secret --namespace $(namespace) redmine -o jsonpath="{.data.redmine-password}" | base64 --decode)
# Install Helm chart
helm upgrade \
--namespace $(namespace) \
--create-namespace \
--install \
--wait \
--timeout 30m \
--set livenessProbe.initialDelaySeconds=300 \
--set readinessProbe.initialDelaySeconds=300 \
--set startupProbe.initialDelaySeconds=600 \
--set redminePassword=$redminePassword \
$(releaseName) $(helmChartName)
else
echo "No [$(releaseName)] Helm release exists in the [$(namespace)] namespace"
echo "Installing [$(helmChartName)] Helm chart to [$(releaseName)] Helm release..."
# Install Helm chart
helm install \
--namespace $(namespace) \
--create-namespace \
--wait \
--timeout 30m \
--set livenessProbe.initialDelaySeconds=300 \
--set readinessProbe.initialDelaySeconds=300 \
--set startupProbe.initialDelaySeconds=600 \
$(releaseName) $(helmChartName)
fi
if [[ $? == 0 ]]; then
echo "Successfully installed [$(helmChartName)] Helm chart to [$(releaseName)] Helm release"
else
echo "Failed to install [$(helmChartName)] Helm chart to [$(releaseName)] Helm release"
exit -1
fi
# Retrieve service public IP address
serviceExternalIpAddress=""
while [ -z $serviceExternalIpAddress ]; do
echo "Waiting for end point..."
serviceExternalIpAddress=$(kubectl get service $(serviceName) -n $(namespace) --template="{{range .status.loadBalancer.ingress}}{{.ip}}{{end}}")
[ -z "$serviceExternalIpAddress" ] && sleep 10
done
echo "[$(serviceName)] service endpoint ready: $serviceExternalIpAddress"
# Create resource group for public IP addresses
echo "Checking if [$(publicIpAddressResourceGroupName)] resource group actually exists in the [$subscriptionName] subscription..."
az group show --name $(publicIpAddressResourceGroupName) &>/dev/null
if [[ $? != 0 ]]; then
echo "No [$(publicIpAddressResourceGroupName)] resource group actually exists in the [$subscriptionName] subscription"
echo "Creating [$(publicIpAddressResourceGroupName)] resource group in the [$subscriptionName] subscription..."
# Create the resource group
az group create \
--name $(publicIpAddressResourceGroupName) \
--location $(location) 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$(publicIpAddressResourceGroupName)] resource group successfully created in the [$subscriptionName] subscription"
else
echo "Failed to create [$(publicIpAddressResourceGroupName)] resource group in the [$subscriptionName] subscription"
exit -1
fi
else
echo "[$(publicIpAddressResourceGroupName)] resource group already exists in the [$subscriptionName] subscription"
fi
# Create prefix
s1=$(aksName)
s2=$(namespace)
s3=$(serviceName)
prefix="${s1^}_${s2^}_${s3^}"
# Create public IP address
firewallPublicIpName="${prefix}_PublicIp"
echo "Checking if [$firewallPublicIpName] public IP already exists in the [$(publicIpAddressResourceGroupName)] resource group..."
az network public-ip show \
--name $firewallPublicIpName \
--resource-group $(publicIpAddressResourceGroupName) &>/dev/null
if [[ $? != 0 ]]; then
echo "No [$firewallPublicIpName] public IP exists in the [$(publicIpAddressResourceGroupName)] resource group"
echo "Creating [$firewallPublicIpName] public IP in the [$(publicIpAddressResourceGroupName)] resource group..."
az network public-ip create \
--name $firewallPublicIpName \
--resource-group $(publicIpAddressResourceGroupName) \
--location $(location) \
--sku Standard \
--allocation-method Static \
--zone 1 2 3 \
--tags serviceName=$(serviceName) namespace=$(namespace) cluster=$(aksName) 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$firewallPublicIpName] public IP successfully created in the [$(publicIpAddressResourceGroupName)] resource group"
else
echo "Failed to create [$firewallPublicIpName] public IP in the [$(publicIpAddressResourceGroupName)] resource group"
exit -1
fi
else
echo "[$firewallPublicIpName] public IP already exists in the [$(publicIpAddressResourceGroupName)] resource group"
fi
# Get the resource id of the Public IP
echo "Retrieving the resource id of the [$firewallPublicIpName] public IP"
firewallPublicIpId=$(az network public-ip show \
--name $firewallPublicIpName \
--resource-group $(publicIpAddressResourceGroupName) \
--query id \
--output tsv)
if [[ -n $firewallPublicIpId ]]; then
echo "Resource id of the [$firewallPublicIpName] public IP successfully retrieved:"
echo $firewallPublicIpId
else
echo "Failed to retrieve the resource id of the [$firewallPublicIpName] public IP"
exit -1
fi
# Get the address of the public IP
echo "Retrieving the address of the [$firewallPublicIpName] public IP..."
firewallPublicIpAddress=$(az network public-ip show \
--name $firewallPublicIpName \
--resource-group $(publicIpAddressResourceGroupName) \
--query ipAddress \
--output tsv 2>/dev/null)
if [[ -n $firewallPublicIpAddress ]]; then
echo "[$firewallPublicIpAddress] address of the [$firewallPublicIpName] public IP successfully retrieved"
echo "##vso[task.setvariable variable=firewallPublicIpAddress;]$firewallPublicIpAddress"
else
echo "Failed to retrieve the address of the [$firewallPublicIpName]"
exit -1
fi
# Create firewall Ip configuration with the new public Ip address
firewallIpConfig="${prefix}_Config"
echo "Checking if [$firewallIpConfig] firewall IP configuration already exists in the [$(firewallName)] firewall..."
az network firewall ip-config show \
--name $firewallIpConfig \
--firewall-name $(firewallName) \
--resource-group $(resourceGroupName) &>/dev/null
if [[ $? != 0 ]]; then
echo "No [$firewallIpConfig] firewall IP configuration exists in the [$(firewallName)] firewall"
echo "Creating [$firewallIpConfig] firewall IP configuration in the [$(firewallName)] firewall..."
az network firewall ip-config create \
--name $firewallIpConfig \
--firewall-name $(firewallName) \
--public-ip-address $firewallPublicIpId \
--resource-group $(resourceGroupName) 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$firewallIpConfig] firewall IP configuration successfully created in the [$(firewallName)] firewall"
else
echo "Failed to create [$firewallIpConfig] firewall IP configuration the [$(firewallName)] firewall"
exit -1
fi
else
echo "[$firewallIpConfig] firewall IP configuration already exists in the [$(firewallName)] firewall"
fi
# Check if the rule collection exists
echo "Checking if [$(dnatRuleCollectionName)] DNAT rule collection already exists in the [$(firewallPolicyName)] firewall policy..."
col=$(dnatRuleCollectionName)
collectionName=$(az network firewall policy rule-collection-group collection list \
--policy-name $(firewallPolicyName) \
--rule-collection-group-name $(ruleCollectionGroupName) \
--resource-group $(resourceGroupName) \
--query "[?name=='"$col"'].name" \
--output tsv)
if [[ -z $collectionName ]]; then
echo "No [$(dnatRuleCollectionName)] DNAT rule collection exists in the [$(firewallPolicyName)] firewall policy"
echo "Creating [$(dnatRuleCollectionName)] DNAT rule collection in the [$(firewallPolicyName)] firewall policy..."
az network firewall policy rule-collection-group collection add-filter-collection --collection-priority \
--name $(dnatRuleCollectionName) \
--policy-name $(firewallPolicyName) \
--rule-collection-group-name $(ruleCollectionGroupName) \
--resource-group $(resourceGroupName) \
--action Allow \
--rule-type NatRule \
--collection-priority 100 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$(dnatRuleCollectionName)] DNAT rule collection successfully created in the [$(firewallPolicyName)] firewall policy"
else
echo "Failed to create [$(dnatRuleCollectionName)] DNAT rule collection in the [$(firewallPolicyName)] firewall policy"
exit -1
fi
else
echo "[$(dnatRuleCollectionName)] DNAT rule collection already exists in the [$(firewallPolicyName)] firewall policy"
fi
# Create DNAT rule in the Firewall Policy
dnatRuleName="${prefix}_Rule"
echo "Checking if [$dnatRuleName] DNAT rule already exists in the [$(firewallPolicyName)] firewall policy..."
name=$(az network firewall policy rule-collection-group collection list \
--policy-name $(firewallPolicyName) \
--resource-group $(resourceGroupName) \
--rule-collection-group-name $(ruleCollectionGroupName) \
--query "[0].rules[?name=='$dnatRuleName']".name \
--output tsv)
if [[ -z $name ]]; then
echo "Creating [$dnatRuleName] DNAT rule in the [$(firewallPolicyName)] firewall policy..."
az network firewall policy rule-collection-group collection rule add \
--policy-name $(firewallPolicyName) \
--resource-group $(resourceGroupName) \
--rule-collection-group-name $(ruleCollectionGroupName) \
--collection-name $(dnatRuleCollectionName) \
--name $dnatRuleName \
--rule-type NatRule \
--destination-addresses $firewallPublicIpAddress \
--destination-ports $(destinationPort) \
--ip-protocols TCP \
--source-addresses '*' \
--translated-fqdn """""" \
--translated-port $(translatedPort) \
--translated-address $serviceExternalIpAddress 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$dnatRuleName] DNAT rule successfully created in the [$(firewallPolicyName)] firewall policy"
else
echo "Failed to create [$dnatRuleName] DNAT rule in the [$(firewallPolicyName)] firewall policy"
exit -1
fi
else
echo "[$dnatRuleName] DNAT rule already exists in the [$(firewallPolicyName)] firewall policy"
fi
# Create user-defined route in the route table
udrName="${prefix}_Udr"
echo "Checking if [$udrName] user-defined route already exists in the [$(routeTableName)] route table..."
az network route-table route show \
--name $udrName \
--route-table-name $(routeTableName) \
--resource-group $(resourceGroupName) 1>/dev/null
if [[ $? != 0 ]]; then
echo "No [$udrName] user-defined route exists in the [$(routeTableName)] route table"
echo "Creating [$udrName] user-defined route in the [$(routeTableName)] route table..."
az network route-table route create \
--name $udrName \
--address-prefix "${firewallPublicIpAddress}/32" \
--next-hop-type Internet \
--route-table-name $(routeTableName) \
--resource-group $(resourceGroupName) 1>/dev/null
if [[ $? == 0 ]]; then
echo "[$udrName] user-defined route successfully created in the [$(routeTableName)] route table"
else
echo "Failed to create [$udrName] user-defined route in the [$(routeTableName)] route table"
exit -1
fi
else
echo "[$udrName] user-defined route already exists in the [$(routeTableName)] route table"
fi
- task: AzureCLI@2
displayName: 'Configure DNS'
inputs:
scriptType: bash
scriptLocation: inlineScript
azureSubscription: $(azureSubscription)
addSpnToEnvironment: true
inlineScript: |
# Check if an A record for the subdomain exists in the DNS Zone
echo "Retrieving the A record for the [$(subdomain)] subdomain from the [$(domain)] DNS zone..."
ipv4Address=$(az network dns record-set a list \
--zone-name $(domain) \
--resource-group $(dnsZoneResourceGroupName) \
--query "[?name=='$(subdomain)'].arecords[].ipv4Address" \
--output tsv)
if [[ -n $ipv4Address ]]; then
echo "An A record already exists in [$(domain)] DNS zone for the [$(subdomain)] subdomain with [$ipv4Address] IP address"
if [[ $ipv4Address == $(firewallPublicIpAddress) ]]; then
echo "The [$ipv4Address] ip address of the existing A record is equal to the ip address of the [$ingressName] ingress"
echo "No additional step is required"
exit
else
echo "The [$ipv4Address] ip address of the existing A record is different than the ip address of the [$ingressName] ingress"
fi
# Retrieving name of the record set relative to the zone
echo "Retrieving the name of the record set relative to the [$(domain)] zone..."
recordSetName=$(az network dns record-set a list \
--zone-name $(domain) \
--resource-group $(dnsZoneResourceGroupName) \
--query "[?name=='$(subdomain)'].name" \
--output name 2>/dev/null)
if [[ -n $recordSetName ]]; then
"[$recordSetName] record set name successfully retrieved"
else
"Failed to retrieve the name of the record set relative to the [$(domain)] zone"
exit
fi
# Remove the a record
echo "Removing the A record from the record set relative to the [$(domain)] zone..."
az network dns record-set a remove-record \
--ipv4-address $ipv4Address \
--record-set-name $recordSetName \
--zone-name $(domain) \
--resource-group $(dnsZoneResourceGroupName) \
if [[ $? == 0 ]]; then
echo "[$ipv4Address] ip address successfully removed from the [$recordSetName] record set"
else
echo "Failed to remove the [$ipv4Address] ip address from the [$recordSetName] record set"
exit
fi
fi
# Create the a record
echo "Creating an A record in [$(domain)] DNS zone for the [$(subdomain)] subdomain with [$(firewallPublicIpAddress)] IP address..."
az network dns record-set a add-record \
--zone-name $(domain) \
--resource-group $(dnsZoneResourceGroupName) \
--record-set-name $(subdomain) \
--ipv4-address $(firewallPublicIpAddress) 1>/dev/null
if [[ $? == 0 ]]; then
echo "A record for the [$(subdomain)] subdomain with [$(firewallPublicIpAddress)] IP address successfully created in [$(domain)] DNS zone"
else
echo "Failed to create an A record for the $(subdomain) subdomain with [$(firewallPublicIpAddress)] IP address in [$(domain)] DNS zone"
fi