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serverless.yml
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# ##
# _______
# / /, Serverless Diary
# / // for Geeks
# /______//
# (______(/ with Serverless
#
# ##
service: ServerlessDiary # NOTE: update this with your service name
plugins:
localPath: "./serverless_plugins"
modules:
- custom-opts
- packager-plugin
- output-plugin
- client-deploy
custom:
api:
name: Serverless Diary
provider:
name: aws
runtime: nodejs8.10
stage: ${opt:stage,'dev'}
salt: ${file(./serverless_plugins/utils.js):generateUniqueSalt}
versionFunctions: false
package:
individually: true
exclude:
- "**/*"
# Lambda functions
functions:
dataSource:
name: serverless-diary-datasource
handler: index.handler
role: RoleLambdaExecution
timeout: 300
environment:
DEBUG: app:error
NODE_ENV: production
STAGE: ${self:provider.stage}
BUCKET: !Ref S3Bucket
PASSWD: ${opt:passwd}
SALT: ${self:provider.salt}
package:
artifact: ".serverless/artifact.zip"
# CloudFormation architecture
resources:
Resources:
S3Bucket:
Type: AWS::S3::Bucket
DeletionPolicy: Retain
Properties:
AccessControl: "Private"
WebsiteConfiguration:
IndexDocument: "index.html"
ErrorDocument: "index.html"
IAMUser:
Type: AWS::IAM::User
DependsOn: S3Bucket
Properties:
Policies:
- PolicyName: AppSyncAccess
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action:
- "appsync:*"
Resource: !Join
- ""
- - !GetAtt AppSyncApi.Arn
- "/*"
IAMUserKey:
Type: AWS::IAM::AccessKey
DependsOn: IAMUser
Properties:
UserName: !Ref IAMUser
RoleLambdaExecution:
Type: "AWS::IAM::Role"
Properties:
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Principal:
Service:
- appsync.amazonaws.com
- lambda.amazonaws.com
- edgelambda.amazonaws.com
Action:
- "sts:AssumeRole"
Path: /
Policies:
- PolicyName: logsAccess
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action:
- "logs:*"
Resource: "arn:aws:logs:*:*:*"
AppSyncApi:
Type: "AWS::AppSync::GraphQLApi"
DependsOn:
- S3Bucket
- DataSourceLambdaFunction
Properties:
AuthenticationType: "AWS_IAM"
Name: ${self:custom.api.name}
AppSyncSchema:
Type: "AWS::AppSync::GraphQLSchema"
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
Definition: |
type ConfigField {
name: String!
value: String
}
input ConfigFieldInput {
name: String!
value: String
}
type File {
id: String!
title: String
size: Int!
lastModified: String!
content: String
}
type Mutation {
createFile(title: String, content: String): File
updateFile(id: String!, title: String, content: String): File
deleteFile(id: String!): File
setConfig(fields: [ConfigFieldInput]): [ConfigField]
}
type Query {
signIn(passwd: String): String
listFiles: [File]
getContent(id: String): File
getConfig: [ConfigField]
}
schema {
query: Query
mutation: Mutation
}
RoleLambdaService:
Type: "AWS::IAM::Role"
DependsOn: DataSourceLambdaFunction
Properties:
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Principal:
Service:
- appsync.amazonaws.com
- lambda.amazonaws.com
- edgelambda.amazonaws.com
Action:
- "sts:AssumeRole"
Path: /
Policies:
- PolicyName: LambdaInvoke
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action:
- "lambda:InvokeFunction"
Resource: !GetAtt DataSourceLambdaFunction.Arn
IAMS3AccessPolicy:
Type: "AWS::IAM::Policy"
DependsOn:
- IAMUser
- RoleLambdaService
- RoleLambdaExecution
Properties:
Users:
- !Ref IAMUser
Roles:
- !Ref RoleLambdaService
- !Ref RoleLambdaExecution
PolicyName: S3Access
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action:
- "s3:PutObject"
- "s3:GetObject"
- "s3:ListBucket"
- "s3:DeleteObject"
Resource:
- !GetAtt S3Bucket.Arn
- !Join
- ""
- - !GetAtt S3Bucket.Arn
- "/*"
AppSyncDataSource:
Type: "AWS::AppSync::DataSource"
DependsOn: AppSyncSchema
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
Name: ServerlessDiaryDataSource
Description: "AppSync Data Source for Serverless Diary application"
Type: AWS_LAMBDA
ServiceRoleArn: !GetAtt RoleLambdaService.Arn
LambdaConfig:
LambdaFunctionArn: !GetAtt DataSourceLambdaFunction.Arn
# Query resolvers
AppSyncQueryResolverSignIn:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Query
FieldName: signIn
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"payload": {
"action": "signIn",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncQueryResolverListFiles:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Query
FieldName: listFiles
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "listFiles"
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncQueryResolverGetContent:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Query
FieldName: getContent
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "getContent",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncQueryResolverGetConfig:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Query
FieldName: getConfig
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "getConfig"
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
# Mutation resolvers
AppSyncMutateResolverCreateFile:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Mutation
FieldName: createFile
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "createFile",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncMutateResolverUpdateFile:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Mutation
FieldName: updateFile
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "updateFile",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncMutateResolverDeleteFile:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Mutation
FieldName: deleteFile
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "deleteFile",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
AppSyncMutateResolverSetConfig:
Type: "AWS::AppSync::Resolver"
DependsOn: AppSyncDataSource
Properties:
ApiId: !GetAtt AppSyncApi.ApiId
TypeName: Mutation
FieldName: setConfig
DataSourceName: !GetAtt AppSyncDataSource.Name
RequestMappingTemplate: |
{
"version" : "2017-02-28",
"operation": "Invoke",
"payload": {
"headers": {
"token": $util.toJson($context.request.headers.token)
},
"payload": {
"action": "setConfig",
"data": $util.toJson($context.args)
}
}
}
ResponseMappingTemplate: "$util.toJson($ctx.result)"
Outputs:
Bucket:
Description: The application bucket
Value: !Ref S3Bucket
User:
Description: The dedicated AppSync user
Value: !Ref IAMUser
AccessKeyId:
Description: The user access key
Value: !Ref IAMUserKey
SecretAccessKey:
Description: The user access secret
Value: !GetAtt IAMUserKey.SecretAccessKey
ApiEndpoint:
Description: The URL to the GraphQL Endpoint
Value: !GetAtt AppSyncApi.GraphQLUrl
ApiId:
Description: The API ID of the GraphQL API
Value: !GetAtt AppSyncApi.ApiId
LambdaName:
Description: The Lambda name used as GQL resolver
Value: !Ref DataSourceLambdaFunction
ClientUrl:
Description: Client application url
Value: !GetAtt S3Bucket.WebsiteURL