Terraform Plan commented in PR
Have you ever wanted to double-check the Terraform plan before approving a PR without digging into the pipeline’s logs? This code snippet uses the AzDO APIs to post the plan as a comment on the PR, making checking it easier.
- script: |
terraform plan -out tf.tfplan
displayName: Generate Terraform plan
- script: |
terraform show -no-color tf.tfplan > $(Agent.TempDirectory)/tf.txt
displayName: Convert Terraform plan to text
- bash: |
cd $(Agent.TempDirectory)
ENCODED_URL=$(echo "$(System.CollectionUri)$(System.TeamProject)/_apis/git/repositories/${{ variables.SourceRepositoryName }}/pullRequests/$(System.PullRequest.PullRequestId)/threads?api-version=7.0" | sed 's/ /%20/g')
jq --rawfile comment tf.txt '.comments[0].content=$comment' <<< '{"comments": [{"parentCommentId": 0,"content": "","commentType": 1}],"status": 1}' |
curl --request POST "$ENCODED_URL" \
--header "Content-Type: application/json" \
--header "Accept: application/json" \
--header "Authorization: Bearer $SYSTEM_ACCESSTOKEN" \
--data @- \
--verbose
env:
SYSTEM_ACCESSTOKEN: $(System.AccessToken)
displayName: 'Post comment with Terraform Plan'
Check connectivity and save agent IP’s
This snippet will provision the infrastructure define in a module (and relative dependencies) and check the connectivity of it’s virtual machine.
- task: TerraformCLI@0
displayName: Apply Terraform plan - Virtual Machine
inputs:
command: 'apply'
workingDirectory: '/'
environmentServiceName: 'sp-training-kr-01'
commandOptions: '-target=module.core_module.module.linux_virtual_machines'
allowTelemetryCollection: false
- task: TerraformCLI@0
displayName: Make Terraform outputs available in the pipeline
inputs:
workingDirectory: '/'
command: output
- bash: |
echo 'Pinging $(TF_OUT_VIRTUAL_MACHINE_PRIVATE_IP_ADDRESS)'
ping -c 1 $(TF_OUT_VIRTUAL_MACHINE_PRIVATE_IP_ADDRESS) 2>/dev/null 1>/dev/null
if [ "$?" = 0 ]
then
echo "The Virtual machine scale set was able to connect to the server. Check the configuration"
exit 1
else
echo "The Virtual machine scale set wasn't able to connect to the server."
fi
displayName: 'Ping the virtual machine'
- bash: |
IP=$(hostname -I | cut -d ' ' -f 1)
echo "##vso[task.setvariable variable=azure_vmss_isntance_ip;]$IP"
echo "This agent public IP is: $(azure_vmss_isntance_ip)"
displayName: 'Save agent IP'
