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AWS CodeDeploy Lamda formatter for Slack messages - node.js
var services = '/services/...'; // Update this with your Slack service...
var channel = "#aws-deployments" // And this with the Slack channel
var https = require('https');
var util = require('util');
var formatFields = function(string) {
var
message = JSON.parse(string),
fields = [],
deploymentOverview;
// Make sure we have a valid response
if (message) {
fields = [
{
"title" : "Task",
"value" : message.eventTriggerName,
"short" : true
},
{
"title" : "Status",
"value" : message.status,
"short" : true
},
{
"title" : "Application",
"value" : message.applicationName,
"short" : true
},
{
"title" : "Deployment Group",
"value" : message.deploymentGroupName,
"short" : true
},
{
"title" : "Region",
"value" : message.region,
"short" : true
},
{
"title" : "Deployment Id",
"value" : message.deploymentId,
"short" : true
},
{
"title" : "Create Time",
"value" : message.createTime,
"short" : true
},
{
"title" : "Complete Time",
"value" : ((message.completeTime) ? message.completeTime : ''),
"short" : true
}
];
if (message.deploymentOverview) {
deploymentOverview = JSON.parse(message.deploymentOverview);
fields.push(
{
"title" : "Succeeded",
"value" : deploymentOverview.Succeeded,
"short" : true
},
{
"title" : "Failed",
"value" : deploymentOverview.Failed,
"short" : true
},
{
"title" : "Skipped",
"value" : deploymentOverview.Skipped,
"short" : true
},
{
"title" : "In Progress",
"value" : deploymentOverview.InProgress,
"short" : true
},
{
"title" : "Pending",
"value" : deploymentOverview.Pending,
"short" : true
}
);
}
}
return fields;
}
exports.handler = function(event, context) {
var postData = {
"channel": channel,
"username": "AWS SNS via Lamda :: CodeDeploy Status",
"text": "*" + event.Records[0].Sns.Subject + "*",
"icon_emoji": ":aws:"
};
var fields = formatFields(event.Records[0].Sns.Message);
var message = event.Records[0].Sns.Message;
var severity = "good";
var dangerMessages = [
" but with errors",
" to RED",
"During an aborted deployment",
"FAILED",
"Failed to deploy application",
"Failed to deploy configuration",
"has a dependent object",
"is not authorized to perform",
"Pending to Degraded",
"Stack deletion failed",
"Unsuccessful command execution",
"You do not have permission",
"Your quota allows for 0 more running instance"];
var warningMessages = [
" aborted operation.",
" to YELLOW",
"Adding instance ",
"Degraded to Info",
"Deleting SNS topic",
"is currently running under desired capacity",
"Ok to Info",
"Ok to Warning",
"Pending Initialization",
"Removed instance ",
"Rollback of environment"
];
for(var dangerMessagesItem in dangerMessages) {
if (message.indexOf(dangerMessages[dangerMessagesItem]) != -1) {
severity = "danger";
break;
}
}
// Only check for warning messages if necessary
if (severity == "good") {
for(var warningMessagesItem in warningMessages) {
if (message.indexOf(warningMessages[warningMessagesItem]) != -1) {
severity = "warning";
break;
}
}
}
postData.attachments = [
{
"color": severity,
"fields": fields
}
];
var options = {
method: 'POST',
hostname: 'hooks.slack.com',
port: 443,
path: services // Defined above
};
var req = https.request(options, function(res) {
res.setEncoding('utf8');
res.on('data', function (chunk) {
context.done(null);
});
});
req.on('error', function(e) {
console.log('problem with request: ' + e.message);
});
req.write(util.format("%j", postData));
req.end();
};
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