/
validate.js
143 lines (135 loc) · 5.1 KB
/
validate.js
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'use strict';
const _ = require('lodash');
module.exports = {
validate() {
const events = [];
const getAuthorizerNameFromArn = arn => {
const splitArn = arn.split(':');
return splitArn[splitArn.length - 1];
};
_.forEach(this.serverless.service.functions, (functionObject, functionName) => {
functionObject.events.forEach(event => {
if (event.websocket) {
// dealing with the extended object definition
if (_.isObject(event.websocket)) {
const websocketObj = {
functionName,
route: event.websocket.route,
};
// route response
if (event.websocket.routeResponseSelectionExpression) {
websocketObj.routeResponseSelectionExpression =
event.websocket.routeResponseSelectionExpression;
}
// authorizers
if (typeof event.websocket.authorizer === 'string') {
if (event.websocket.authorizer.includes(':')) {
// arn
websocketObj.authorizer = {
name: getAuthorizerNameFromArn(event.websocket.authorizer),
uri: {
'Fn::Join': [
'',
[
'arn:',
{ Ref: 'AWS::Partition' },
':apigateway:',
{ Ref: 'AWS::Region' },
':lambda:path/2015-03-31/functions/',
event.websocket.authorizer,
'/invocations',
],
],
},
identitySource: ['route.request.header.Auth'],
permission: event.websocket.authorizer,
};
} else {
// reference function
const lambdaLogicalId = this.provider.naming.getLambdaLogicalId(
event.websocket.authorizer
);
websocketObj.authorizer = {
name: event.websocket.authorizer,
uri: {
'Fn::Join': [
'',
[
'arn:',
{ Ref: 'AWS::Partition' },
':apigateway:',
{ Ref: 'AWS::Region' },
':lambda:path/2015-03-31/functions/',
{ 'Fn::GetAtt': [lambdaLogicalId, 'Arn'] },
'/invocations',
],
],
},
identitySource: ['route.request.header.Auth'],
permission: lambdaLogicalId,
};
}
} else if (_.isObject(event.websocket.authorizer)) {
websocketObj.authorizer = {};
if (event.websocket.authorizer.arn) {
websocketObj.authorizer.name = getAuthorizerNameFromArn(
event.websocket.authorizer.arn
);
websocketObj.authorizer.uri = {
'Fn::Join': [
'',
[
'arn:',
{ Ref: 'AWS::Partition' },
':apigateway:',
{ Ref: 'AWS::Region' },
':lambda:path/2015-03-31/functions/',
event.websocket.authorizer.arn,
'/invocations',
],
],
};
websocketObj.authorizer.permission = event.websocket.authorizer.arn;
} else if (event.websocket.authorizer.name) {
websocketObj.authorizer.name = event.websocket.authorizer.name;
const lambdaLogicalId = this.provider.naming.getLambdaLogicalId(
event.websocket.authorizer.name
);
websocketObj.authorizer.uri = {
'Fn::Join': [
'',
[
'arn:',
{ Ref: 'AWS::Partition' },
':apigateway:',
{ Ref: 'AWS::Region' },
':lambda:path/2015-03-31/functions/',
{ 'Fn::GetAtt': [lambdaLogicalId, 'Arn'] },
'/invocations',
],
],
};
websocketObj.authorizer.permission = lambdaLogicalId;
}
if (!event.websocket.authorizer.identitySource) {
websocketObj.authorizer.identitySource = ['route.request.header.Auth'];
} else {
websocketObj.authorizer.identitySource = event.websocket.authorizer.identitySource;
}
}
events.push(websocketObj);
// dealing with the simplified string representation
} else if (typeof event.websocket === 'string') {
events.push({
functionName,
route: event.websocket,
});
}
}
});
});
return {
events,
};
},
};