lambda-wrapper - npm Package Compare versions

Comparing version 0.0.6 to 0.1.0

lambdaWrapper-test.js

+// Test function. Save as lambdaWrapper-test to your AWS env
+
+'use strict';
+
+exports.handler = (event, context, callback) => {
+
+    callback(null, {
+        src: 'lambda',
+        event: event
+    });  
+};

index.js

@@ -8,4 +8,4 @@
 }
+
 Wrapped.prototype.run = function(event, callback) {
-
     var lambdacontext = {
@@ -24,3 +24,26 @@ succeed: function(success) {
     try {
-        this.lambdaModule.handler(event, lambdacontext, callback);
+        if (this.lambdaModule.handler) {
+            this.lambdaModule.handler(event, lambdacontext, callback);
+        } else {
+            var AWS = require('aws-sdk');
+            if (this.lambdaModule.region) {
+                AWS.config.update({
+                    region: this.lambdaModule.region
+                });
+            }
+            var lambda = new AWS.Lambda();
+            var params = {
+                FunctionName: this.lambdaModule.lambdaFunction,
+                InvocationType: 'RequestResponse',
+                LogType: 'None',
+                Payload: JSON.stringify(event),
+            }; 
+            lambda.invoke(params, function(err, data) {
+                if (err) {
+                    return callback(err);
+                }
+
+                callback(null, JSON.parse(data.Payload));
+            });
+        }
     } catch (ex) {
@@ -35,2 +58,3 @@ throw(ex);
     var wrapped = new Wrapped(mod);
+
     return wrapped;
@@ -37,0 +61,0 @@ }

package.json

 {
   "name": "lambda-wrapper",
-  "version": "0.0.6",
+  "version": "0.1.0",
   "description": "Wrapper for running Amazon Lambda modules locally",
@@ -28,2 +28,3 @@ "main": "index.js",
   "devDependencies": {
+    "aws-sdk": "^2.4.0",
     "chai": "3.5.0",
@@ -30,0 +31,0 @@ "mocha": "2.4.5"

README.md

 # lambda-wrapper
-Wrapper for running lambda modules locally during development
+Wrapper for running lambda modules locally or from AWS during development
 
@@ -12,6 +12,13 @@ ## Use
 
+### Initializing a lambda in AWS
+    
+    var lambda = require('lambda-wrapper').wrap({
+        region: 'eu-west-1',
+        lambdaFunction: 'myFunctionName'
+    });
+
 ### Running the function in the Lambda module
 
     var event = { key1: 'val1', key2: val2 };
-    lambda.run({Payload: event}, function(err, data) {
+    lambda.run(event, function(err, data) {
         if (err) {
@@ -23,4 +30,15 @@ ... handle error
 
+## Development
+
+Run module tests using 
+
+    npm run test
+
+Live lambda run test requires that the function in lambdaWrapper-test.js is deployed 
+to your AWS account as 'lambdaWrapper-test'.
+
 ## Release History
 
+* 2016/04/26 - v0.1.0 - Support for running lambda functions also from AWS
+* 2016/04/26 - v0.0.6 - Support for NodeJS 4.3 runtime (and callback notation)
 * 2015/09/01 - v0.0.2 - Pass module object rather than path to init().
@@ -27,0 +45,0 @@ Removed automatic loading of module.

test/test-wrapper.js

@@ -66,2 +66,18 @@ var testMod1 = {
   });
+
+  it('can call lambda functions deployed in AWS', function(done) {
+    var wLive = wrapper.wrap({
+      lambdaFunction: 'lambdaWrapper-test',
+      region: process.env.AWS_DEFAULT_REGION || 'eu-central-1'
+    });
+    wLive.run({test: 'livesuccess'}, function(err, response) {
+       if (err) {
+         return done(err);
+       }
+       
+       expect(response.src).to.be.equal('lambda');
+       expect(response.event.test).to.be.equal('livesuccess');
+       done();    
+    });    
+  });
 });

New alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

9141

28.29%

Number of package files

9

12.5%

Lines of code

148

42.31%

Number of lines in readme file

53

51.43%

Worsened metrics

Dev dependency count

3

50%

Number of low supply chain risk alerts

1

Infinity%

No dependency changes