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cloud-computing-msc-ai-examples
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retrieve Role ARN, and removed AWS Academy hints in localstack example

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Sebastian Rieger 2 years ago
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2 changed files with 20 additions and 20 deletions
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  1. 23
      example-projects/counter-demo/aws-lambda-localstack/start.py
  2. 17
      example-projects/counter-demo/aws-lambda/start.py

23
example-projects/counter-demo/aws-lambda-localstack/start.py
View File

@ -27,9 +27,9 @@ functionName = 'cloudcomp-counter-lambda-demo'
# see ARN for AWS Academy LabRole function here: # see ARN for AWS Academy LabRole function here:
# https://us-east-1.console.aws.amazon.com/iamv2/home?region=us-east-1#/roles/details/LabRole?section=permissions # https://us-east-1.console.aws.amazon.com/iamv2/home?region=us-east-1#/roles/details/LabRole?section=permissions
# roleName = 'arn:aws:iam::309000625112:role/service-role/cloudcomp-counter-demo-role-6rs7pah3'
# roleName = 'arn:aws:iam::919927306708:role/cloudcomp-s3-access'
roleName = 'arn:aws:iam::488766701848:role/LabRole'
# roleArn = 'arn:aws:iam::309000625112:role/service-role/cloudcomp-counter-demo-role-6rs7pah3'
# roleArn = 'arn:aws:iam::919927306708:role/cloudcomp-s3-access'
roleArn = 'arn:aws:iam::488766701848:role/LabRole'
################################################################################################ ################################################################################################
# #
@ -104,7 +104,7 @@ with open('lambda-deployment-archive.zip', mode='rb') as file:
response = lClient.create_function( response = lClient.create_function(
FunctionName=functionName, FunctionName=functionName,
Runtime='python3.9', Runtime='python3.9',
Role=roleName,
Role=roleArn,
Code={ Code={
'ZipFile': zipfileContent 'ZipFile': zipfileContent
}, },
@ -118,18 +118,9 @@ with open('lambda-deployment-archive.zip', mode='rb') as file:
) )
lambdaFunctionARN = response['FunctionArn'] lambdaFunctionARN = response['FunctionArn']
print("Lambda Function and S3 Bucket to store the counter are available. Sadly, AWS Academy labs do not allow\n"
"creating an API gateway to be able to access the Lambda function directly via HTTP from the browser, as\n"
"shown in https://348yxdily0.execute-api.eu-central-1.amazonaws.com/default/cloudcomp-counter-demo.\n"
print("Lambda Function and S3 Bucket to store the counter are available.\n"
"\n" "\n"
"However you can now run invoke-function.py to view an increment the counter. You can also use \n"
"the test button in the Lambda AWS console. In this case you need to send the content\n"
"\n"
"{\n"
" \"input\": \"1\"\n"
"}\n"
"\n"
"to increment the counter by 1.\n"
"You can now run invoke-function.py to view an increment the counter.\n"
"Try to understand how Lambda can be used to cut costs regarding cloud services and what its pros\n" "Try to understand how Lambda can be used to cut costs regarding cloud services and what its pros\n"
"and cons are.\n") "and cons are.\n")
@ -147,6 +138,6 @@ response = apiClient.create_api(
ProtocolType='HTTP', ProtocolType='HTTP',
Target=lambdaFunctionARN Target=lambdaFunctionARN
) )
apiArn=response
apiArn = response
print("API Endpoint can be reached at: http://" + apiArn["ApiEndpoint"]) print("API Endpoint can be reached at: http://" + apiArn["ApiEndpoint"])

17
example-projects/counter-demo/aws-lambda/start.py
View File

@ -25,9 +25,9 @@ functionName = 'cloudcomp-counter-lambda-demo'
# see ARN for AWS Academy LabRole function here: # see ARN for AWS Academy LabRole function here:
# https://us-east-1.console.aws.amazon.com/iamv2/home?region=us-east-1#/roles/details/LabRole?section=permissions # https://us-east-1.console.aws.amazon.com/iamv2/home?region=us-east-1#/roles/details/LabRole?section=permissions
# roleName = 'arn:aws:iam::309000625112:role/service-role/cloudcomp-counter-demo-role-6rs7pah3'
# roleName = 'arn:aws:iam::919927306708:role/cloudcomp-s3-access'
roleName = 'arn:aws:iam::488766701848:role/LabRole'
# roleArn = 'arn:aws:iam::309000625112:role/service-role/cloudcomp-counter-demo-role-6rs7pah3'
# roleArn = 'arn:aws:iam::919927306708:role/cloudcomp-s3-access'
roleArn = 'arn:aws:iam::488766701848:role/LabRole'
################################################################################################ ################################################################################################
# #
@ -46,11 +46,20 @@ def cleanup_s3_bucket(s3_bucket):
client = boto3.setup_default_session(region_name=region) client = boto3.setup_default_session(region_name=region)
iamClient = boto3.client('iam')
s3Client = boto3.client('s3') s3Client = boto3.client('s3')
s3Resource = boto3.resource('s3') s3Resource = boto3.resource('s3')
lClient = boto3.client('lambda') lClient = boto3.client('lambda')
apiClient = boto3.client("apigatewayv2") apiClient = boto3.client("apigatewayv2")
print("Getting AWS Academy LabRole ARN...")
print("------------------------------------")
response = iamClient.list_roles()
for role in response["Roles"]:
if role["RoleName"] == "LabRole":
roleArn = role["Arn"]
print(roleArn)
print("Deleting old function...") print("Deleting old function...")
print("------------------------------------") print("------------------------------------")
try: try:
@ -93,7 +102,7 @@ with open('lambda-deployment-archive.zip', mode='rb') as file:
response = lClient.create_function( response = lClient.create_function(
FunctionName=functionName, FunctionName=functionName,
Runtime='python3.9', Runtime='python3.9',
Role=roleName,
Role=roleArn,
Code={ Code={
'ZipFile': zipfileContent 'ZipFile': zipfileContent
}, },

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