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Jenkins routines for AWS Lambda + API Gateway
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| # This is a "Managed Script" in Jenkins | |
| COMMIT=`aws lambda get-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name $PUBLISH_FROM_ALIAS | grep "Description" | cut -d'"' -f4` | |
| VERSION=`aws lambda publish-version --region $AWS_REGION --function-name $FUNCTION_NAME --description $COMMIT | grep "Version" | cut -d'"' -f4` | |
| aws lambda update-alias --region $AWS_REGION --function-name $FUNCTION_NAME --function-version $VERSION --name $PUBLISH_TO_ALIAS --description $COMMIT |
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| # This is a "Managed Script" in Jenkins | |
| mkdir deploy | |
| cp $WORKSPACE/$FUNCTION_ROOT/* deploy/ | |
| zip -rj deploy.zip deploy/* | |
| aws lambda update-function-code --region $AWS_REGION --function-name $FUNCTION_NAME --zip-file fileb://deploy.zip --no-publish | |
| aws lambda update-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name $FUNCTION_ALIAS --description $GIT_COMMIT |
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| # This is a "Managed Script" in Jenkins | |
| COMMIT=`aws lambda get-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name $PROMOTE_FROM_ALIAS | grep "Description" | cut -d'"' -f4` | |
| VERSION=`aws lambda get-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name $PROMOTE_FROM_ALIAS | grep "FunctionVersion" | cut -d'"' -f4` | |
| aws lambda update-alias --region $AWS_REGION --function-name $FUNCTION_NAME --function-version $VERSION --name $PROMOTE_TO_ALIAS --description $COMMIT |
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| # exactly the same as 03_demo_QA_approve.sh, but with the following difference in env variables: | |
| # PROMOTE_FROM_ALIAS=QA_Approved | |
| # PROMOTE_TO_ALIAS=Staging |
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| # exactly the same as 03_demo_QA_approve.sh, but with the following difference in env variables: | |
| # PROMOTE_FROM_ALIAS=Staging | |
| # PROMOTE_TO_ALIAS=Production |
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| API_ID=$(aws apigateway get-rest-apis --region $AWS_REGION --query "items[?name=='$API_GATEWAY_NAME']" | grep id | cut -d'"' -f4) | |
| # create stage variables | |
| aws apigateway update-stage --region $AWS_REGION --rest-api-id $API_ID --stage-name dev --patch-operations op=replace,path=/variables/${LAMBDA_FUNCTION_NAME}_function_alias,value=$LAMBDA_FUNCTION_NAME:Dev | |
| aws apigateway update-stage --region $AWS_REGION --rest-api-id $API_ID --stage-name test --patch-operations op=replace,path=/variables/${LAMBDA_FUNCTION_NAME}_function_alias,value=$LAMBDA_FUNCTION_NAME:Test | |
| aws apigateway update-stage --region $AWS_REGION --rest-api-id $API_ID --stage-name stage --patch-operations op=replace,path=/variables/${LAMBDA_FUNCTION_NAME}_function_alias,value=$LAMBDA_FUNCTION_NAME:Staging | |
| aws apigateway update-stage --region $AWS_REGION --rest-api-id $API_ID --stage-name prod --patch-operations op=replace,path=/variables/${LAMBDA_FUNCTION_NAME}_function_alias,value=$LAMBDA_FUNCTION_NAME:Production | |
| # provide permissions for Api Gateway to invoke each function | |
| aws lambda add-permission --region $AWS_REGION --function-name $LAMBDA_FUNCTION_NAME:Dev --principal apigateway.amazonaws.com --action lambda:InvokeFunction --statement-id `uuidgen` | |
| aws lambda add-permission --region $AWS_REGION --function-name $LAMBDA_FUNCTION_NAME:Test --principal apigateway.amazonaws.com --action lambda:InvokeFunction --statement-id `uuidgen` | |
| aws lambda add-permission --region $AWS_REGION --function-name $LAMBDA_FUNCTION_NAME:Staging --principal apigateway.amazonaws.com --action lambda:InvokeFunction --statement-id `uuidgen` | |
| aws lambda add-permission --region $AWS_REGION --function-name $LAMBDA_FUNCTION_NAME:Production --principal apigateway.amazonaws.com --action lambda:InvokeFunction --statement-id `uuidgen` |
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| aws apigateway create-rest-api --region $AWS_REGION --name $GATEWAY_NAME | |
| API_ID=$(aws apigateway get-rest-apis --region $AWS_REGION --query "items[?name=='$GATEWAY_NAME']" | grep id | cut -d'"' -f4) | |
| RESOURCE_ID=$(aws apigateway get-resources --region us-east-1 --rest-api-id $API_ID --query "items[?path=='/']" | grep id | cut -d'"' -f4) | |
| aws apigateway put-method --region $AWS_REGION --rest-api-id $API_ID --resource-id $RESOURCE_ID --http-method OPTIONS --authorization-type NONE | |
| aws apigateway put-integration --region $AWS_REGION --rest-api-id $API_ID --resource-id $RESOURCE_ID --http-method OPTIONS --type MOCK | |
| aws apigateway create-deployment --region $AWS_REGION --rest-api-id $API_ID --stage-name 'dev' | |
| aws apigateway create-deployment --region $AWS_REGION --rest-api-id $API_ID --stage-name 'test' | |
| aws apigateway create-deployment --region $AWS_REGION --rest-api-id $API_ID --stage-name 'stage' | |
| aws apigateway create-deployment --region $AWS_REGION --rest-api-id $API_ID --stage-name 'prod' |
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| # NOTE: using code file as a work-around to an apparant error in the aws lambda creat-function cli | |
| # TODO: test on RUNTIME to pick up the proper file | |
| curl -O https://s3.amazonaws.com/default-lambda/default.py.zip | |
| aws lambda create-function --region $AWS_REGION --function-name $FUNCTION_NAME --runtime $RUNTIME --role $ROLE --handler $HANDLER --timeout $TIMEOUT --memory-size $MEMORY_SIZE --zip-file fileb://default.py.zip --description "$DESCRIPTION" | |
| aws lambda create-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name Dev --function-version '$LATEST' | |
| aws lambda create-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name Test --function-version '$LATEST' | |
| aws lambda create-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name QA_Approved --function-version '$LATEST' | |
| aws lambda create-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name Staging --function-version '$LATEST' | |
| aws lambda create-alias --region $AWS_REGION --function-name $FUNCTION_NAME --name Production --function-version '$LATEST' |
env variable examples for create_api_gateway.sh:
AWS_REGION=us-east-1
GATEWAY_NAME=whatever
env variable examples for add_function_to_api_stages.sh:
AWS_REGION=us-east-1
API_GATEWAY_NAME=whatever
LAMBDA_FUNCTION_NAME=whateverelse
env variable examples for 01_demo_dev_deploy.sh:
FUNCTION_ROOT=lambda_functions/demo
AWS_REGION=us-east-1
FUNCTION_NAME=demo
FUNCTION_ALIAS=Dev
NOTE: this is stored as a managed script in Jenkins
env variable examples for 02_demo_test_publish.sh:
AWS_REGION=us-east-1
FUNCTION_NAME=demo
PUBLISH_FROM_ALIAS=Dev
PUBLISH_TO_ALIAS=Test
env variable examples for 03_demo_QA_approve.sh:
AWS_REGION=us-east-1
FUNCTION_NAME=demo
PROMOTE_FROM_ALIAS=Test
PROMOTE_TO_ALIAS=QA_Approved
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env variable examples for create_lambda_function.sh:
AWS_REGION=us-east-1
FUNCTION_NAME=whatever
RUNTIME={python2.7 OR nodejs OR java8}
ROLE=arn:aws:iam::895617602644:role/lambda_basic_execution (this is the execution role for the Lambda function)
HANDLER=whatever_handler (Language-specific handler function)
TIMEOUT=3
MEMORY_SIZE=128
DESCRIPTION="Generated from Jenkins"