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https://github.com/allenhwkim/aws-lambda-typescript
https://github.com/allenhwkim/aws-lambda-typescript
Last synced: 7 days ago
JSON representation
- Host: GitHub
- URL: https://github.com/allenhwkim/aws-lambda-typescript
- Owner: allenhwkim
- Created: 2023-09-14T22:24:56.000Z (about 1 year ago)
- Default Branch: main
- Last Pushed: 2023-09-14T22:33:01.000Z (about 1 year ago)
- Last Synced: 2024-04-14T10:08:16.130Z (7 months ago)
- Language: TypeScript
- Size: 16.6 KB
- Stars: 1
- Watchers: 2
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# AWS Lambda
To use the SAM CLI, you need the following tools.
- SAM CLI - [Install the SAM CLI](https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/serverless-sam-cli-install.html)
- Node.js - [Install Node.js 18](https://nodejs.org/en/), including the NPM package management tool.
- Docker - [Install Docker community edition](https://hub.docker.com/search/?type=edition&offering=community)
- Add a `DOCKER_HOST` variable to your `~/.bashrc` or `./.zshrc`
```
$ export DOCKER_HOST=unix://$HOME/.docker/run/docker.sock
```
To make it sure that your env. is ready, run the following command
```bash
$ sam --version
SAM CLI, version 1.97.0
$ docker --version
Docker version 24.0.2, build cb74dfc
$ echo $DOCKER_HOST
unix:///Users/allenkim/.docker/run/docker.sock
```
SAM: Serverless Application Model
- an extension of the AWS CLI
- adds functionality for building and testing Lambda applications
- uses Docker to run in an Amazon Linux environment
- `template.yaml` : AWS resources including Lambda functions and API Gageway
## Use SAM CLI to build and test locally
To run with a browser
```bash
$ npm i
$ sam build # Build your application with the `sam build` command.
$ sam local start-api # Run AWS serverless functions locally as a HTTP API
$ # or run as one-liner, rm -rf .aws-sam node_modules && npm i && sam build && sam local start-api
```
To run from CLI
```bash
$ sam local invoke HelloFunction
Invoking app.helloHandler (nodejs18.x)
Local image is up-to-date
Using local image: public.ecr.aws/lambda/nodejs:18-rapid-x86_64.
Mounting ~/lambda-local/aws-lambda-typescript/.aws-sam/build/HelloFunction as /var/task:ro,delegated, inside
runtime container
START RequestId: 7be0cfc3-076f-41de-90a3-dc7289559ca8 Version: $LATEST
END RequestId: 7be0cfc3-076f-41de-90a3-dc7289559ca8
REPORT RequestId: 7be0cfc3-076f-41de-90a3-dc7289559ca8 Init Duration: 0.81 ms Duration: 955.20 ms Billed Duration: 956 ms Memory Size: 128 MB Max Memory Used: 128 MB
{"statusCode": 200, "body": "{\"message\":\"hello you, 639bae9ac6b3e1a84cebb7b403297b79\"}"}%
```