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#!/usr/bin/env node
const assert = require('assert');
const jwt = require('jsonwebtoken');
const github = require('@octokit/rest')();
const zlib = require('zlib');
const AWS = require('aws-sdk');
const SIZE_CHECK_APP_ID = 14028;
const SIZE_CHECK_APP_INSTALLATION_ID = 229425;
// Error handling
process.on('unhandledRejection', error => {
console.log(error);
process.exit(1)
});
// Github authorization
const pk = process.env['SIZE_CHECK_APP_PRIVATE_KEY'];
if (!pk) {
console.log('Fork PR; not publishing size.');
process.exit(0);
}
const key = Buffer.from(pk, 'base64').toString('binary');
const payload = {
exp: Math.floor(Date.now() / 1000) + 60,
iat: Math.floor(Date.now() / 1000),
iss: SIZE_CHECK_APP_ID
};
const token = jwt.sign(payload, key, {algorithm: 'RS256'});
github.authenticate({type: 'app', token});
// Metrics: Github statistics
let openIssuesTotal = 0;
let openIssuesTotalFromNonMembers = 0;
let openIssuesTotalCore = 0;
let openIssuesTotalAndroid = 0;
let openIssuesTotalIOS = 0;
let openIssuesTotalGLJSParity = 0;
let openPullRequestsTotal = 0;
let openPullRequestsTotalFromNonMembers = 0;
let openPullRequestsSinceLastMonth = 0;
let openPullRequestsSinceLastMonthFromNonMembers = 0;
function collectMetricsFromIssues(issues) {
const oneMonthAgo = function() { let date = new Date(); date.setMonth(date.getMonth() - 1); return date; }();
// Metrics
issues.data.forEach(function (issue) {
const issueCreatedAt = new Date(issue.created_at);
const isMapboxAuthor = issue.author_association === "MEMBER";
if (issue.pull_request) {
openPullRequestsTotal++;
if (!isMapboxAuthor) {
openPullRequestsTotalFromNonMembers++;
}
if (issueCreatedAt >= oneMonthAgo) {
openPullRequestsSinceLastMonth++;
if (!isMapboxAuthor) {
openPullRequestsSinceLastMonthFromNonMembers++;
}
}
} else {
openIssuesTotal++;
if (!isMapboxAuthor) {
openIssuesTotalFromNonMembers++;
}
issue.labels.forEach(function (label) {
switch (label.name) {
case "Core":
openIssuesTotalCore++;
break;
case "Android":
openIssuesTotalAndroid++;
break;
case "iOS":
openIssuesTotalIOS++;
break;
case "GL JS parity":
openIssuesTotalGLJSParity++;
break;
default:
break;
}
});
}
});
}
function publishMetrics() {
let metrics = {
'created_at': new Date().toISOString().substring(0, 10),
'open_issues_total': openIssuesTotal,
'open_issues_total_from_non_members': openIssuesTotalFromNonMembers,
'open_issues_total_core': openIssuesTotalCore,
'open_issues_total_android': openIssuesTotalAndroid,
'open_issues_total_ios': openIssuesTotalIOS,
'open_issues_total_gl_js_parity': openIssuesTotalGLJSParity,
'open_pull_requests_total': openPullRequestsTotal,
'open_pull_requests_total_from_non_members': openPullRequestsTotalFromNonMembers,
'open_pull_requests_since_last_month': openPullRequestsSinceLastMonth,
'open_pull_requests_since_last_month_from_non_members': openPullRequestsSinceLastMonthFromNonMembers
};
var promise = new AWS.S3({region: 'us-east-1'}).putObject({
Body: zlib.gzipSync(JSON.stringify(metrics)),
Bucket: 'mapbox-loading-dock',
Key: `raw/mobile_staging.github_stats/${metrics['created_at']}/METRIC.json.gz`,
CacheControl: 'max-age=300',
ContentEncoding: 'gzip',
ContentType: 'application/json'
}).promise();
return Promise.all([promise]).then(data => {
return console.log("Successfully uploaded Github Stats metrics to S3");
}).catch(err => {
console.log("Error uploading Github Stats metrics to S3 " + err.message);
return err;
});
}
function recursiveListForRepo(query) {
assert(query);
query.then(result => {
collectMetricsFromIssues(result);
if (github.hasNextPage(result)) {
recursiveListForRepo(github.getNextPage(result));
} else {
publishMetrics();
}
}).catch(error => {
console.log("Error fetching the repository issues list: " + err.message);
});
}
github.apps.createInstallationToken({ installation_id: SIZE_CHECK_APP_INSTALLATION_ID })
.then(({data}) => {
github.authenticate({ type: 'token', token: data.token });
})
.then(() => {
recursiveListForRepo(github.issues.listForRepo({ owner: 'mapbox', repo: 'mapbox-gl-native', state: 'open', per_page: 100 }));
});
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