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Add VPC and EFS support for lambda functions #196

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19271d1
Add VPC and EFS support for lambda functions
mitchclarkebase2 Jul 25, 2023
963e26e
Add VPC and EFS support for lambda functions to README
mitchclarkebase2 Jul 25, 2023
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13 changes: 13 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -824,6 +824,19 @@ highlanderdocoexample:
schedules:
- cronExpression: 'rate(1 minute)'
payload: '{ "message": "ping" }'

# (optional) associate the function with a VPC
# both security_group_ids and subnet_ids are lists, so either substitute a list like below or define it as a yaml list
vpc:
security_group_ids: !Ref ExampleSecurityGroup
subnet_ids: !Ref SubnetIds

# (optional) associate the function with an Elastic File System
# need to reference an access point for the function to attach to
# local_mount_path needs to start with /mnt/ like below
filesystem:
access_point_arn: !Ref ExampleAccessPoint
local_mount_path: "/mnt/efs0"
```


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12 changes: 10 additions & 2 deletions cfndsl_ext/lambda_helper.rb
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Expand Up @@ -40,9 +40,17 @@ def render_lambda_functions(cfndsl, lambdas, lambda_metadata, distribution)
Runtime(lambda_config['runtime'])
Timeout(lambda_config['timeout'] || 10)
if !lambda_config['vpc'].nil? && lambda_config['vpc']
# TODO implement VPC config
vpc_config = {}
vpc_config[:SecurityGroupIds] = lambda_config['vpc']['security_group_ids']
vpc_config[:SubnetIds] = lambda_config['vpc']['subnet_ids']
VpcConfig(vpc_config)
end
if !lambda_config['filesystem'].nil? && lambda_config['filesystem']
filesystem_config = {}
filesystem_config[:Arn] = lambda_config['filesystem']['access_point_arn']
filesystem_config[:LocalMountPath] = lambda_config['filesystem']['local_mount_path']
FileSystemConfigs(filesystem_config)
end

if !lambda_config['named'].nil? && lambda_config['named']
if lambda_config['function_name'].nil?
FunctionName(name)
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