diff options
| author | m-chandler <mchandler89@gmail.com> | 2025-02-01 07:21:18 +1000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-02-01 07:21:18 +1000 |
| commit | b763c87d58d76a4a64cdcdd65769537d9372de50 (patch) | |
| tree | 42c8ff9e774fc6def9bdfb9014f98d8ccd4785bc | |
| parent | e8d6c36dc119b3c0b558f526871b4395a886a584 (diff) | |
| parent | 9299b732fcd087376938969439ec70d318b4fff2 (diff) | |
Merge pull request #50 from standardtoaster/dnsupdate
[dnsupdater] Set the record as part of the instance start
| -rw-r--r-- | cf.yml | 124 |
1 files changed, 24 insertions, 100 deletions
@@ -312,6 +312,30 @@ Resources: Fn::Base64: !Sub |
#!/bin/bash -xe
echo ECS_CLUSTER=${EcsCluster} >> /etc/ecs/ecs.config
+
+ # Only run DNS update if DNS is enabled
+ if [ "${HostedZoneId}" != "" ] && [ "${RecordName}" != "" ]; then
+ # Install AWS CLI
+ yum install -y aws-cli
+ # Get instance ID and public IP
+ PUBLIC_IP=$(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)
+
+ # Update Route53 DNS record
+ aws route53 change-resource-record-sets \
+ --hosted-zone-id ${HostedZoneId} \
+ --change-batch '{
+ "Changes": [{
+ "Action": "UPSERT",
+ "ResourceRecordSet": {
+ "Name": "${RecordName}",
+ "Type": "A",
+ "TTL": 60,
+ "ResourceRecords": [{"Value":"'$PUBLIC_IP'"}]
+ }
+ }]
+ }' \
+ --region ${AWS::Region}
+ fi
AutoScalingGroup:
Type: AWS::AutoScaling::AutoScalingGroup
@@ -421,106 +445,6 @@ Resources: - Name: DLC_SPACE_AGE
Value: !Sub "${DlcSpaceAge}"
- # ====================================================
- # SET DNS RECORD
- # ====================================================
-
- SetDNSRecordLambdaRole:
- Type: AWS::IAM::Role
- Condition: DnsConfigEnabled
- Properties:
- AssumeRolePolicyDocument:
- Version: '2012-10-17'
- Statement:
- - Effect: Allow
- Principal:
- Service:
- - lambda.amazonaws.com
- Action:
- - sts:AssumeRole
- ManagedPolicyArns:
- - arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
- Policies:
- - PolicyName: root
- PolicyDocument:
- Version: "2012-10-17"
- Statement:
- - Effect: "Allow"
- Action: "route53:*"
- Resource: "*"
- - Effect: "Allow"
- Action: "ec2:DescribeInstance*"
- Resource: "*"
-
- SetDNSRecordLambda:
- Type: "AWS::Lambda::Function"
- Condition: DnsConfigEnabled
- Properties:
- Environment:
- Variables:
- HostedZoneId: !Ref HostedZoneId
- RecordName: !Ref RecordName
- Code:
- ZipFile: |
- import boto3
- import os
- def handler(event, context):
- new_instance = boto3.resource('ec2').Instance(event['detail']['EC2InstanceId'])
- boto3.client('route53').change_resource_record_sets(
- HostedZoneId= os.environ['HostedZoneId'],
- ChangeBatch={
- 'Comment': 'updating',
- 'Changes': [
- {
- 'Action': 'UPSERT',
- 'ResourceRecordSet': {
- 'Name': os.environ['RecordName'],
- 'Type': 'A',
- 'TTL': 60,
- 'ResourceRecords': [
- {
- 'Value': new_instance.public_ip_address
- },
- ]
- }
- },
- ]
- })
- Description: Sets Route 53 DNS Record for Factorio
- FunctionName: !Sub "${AWS::StackName}-set-dns"
- Handler: index.handler
- MemorySize: 128
- Role: !GetAtt SetDNSRecordLambdaRole.Arn
- Runtime: python3.12
- Timeout: 20
-
- LaunchEvent:
- Type: AWS::Events::Rule
- Condition: DnsConfigEnabled
- Properties:
- EventPattern:
- source:
- - aws.autoscaling
- detail-type:
- - EC2 Instance Launch Successful
- detail:
- AutoScalingGroupName:
- - !Ref AutoScalingGroup
- Name: !Sub "${AWS::StackName}-instance-launch"
- State: ENABLED
- Targets:
- - Arn: !GetAtt SetDNSRecordLambda.Arn
- Id: !Sub "${AWS::StackName}-set-dns"
-
- LaunchEventLambdaPermission:
- Type: AWS::Lambda::Permission
- Condition: DnsConfigEnabled
- Properties:
- Action: lambda:InvokeFunction
- FunctionName: !GetAtt SetDNSRecordLambda.Arn
- Principal: events.amazonaws.com
- SourceArn: !GetAtt LaunchEvent.Arn
-
Outputs:
CheckInstanceIp:
Description: To find your Factorio instance IP address, visit the following link. Click on the instance to find its Public IP address.
|