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generate.js
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generate.js
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'use strict'
let co = require('co')
let cli = require('heroku-cli-util')
let openssl = require('../../lib/openssl.js')
let endpoints = require('../../lib/endpoints.js').all
function valEmpty (val) {
if (val) {
return val.length === 0
} else {
return true
}
}
function getSubject (context) {
let domain = context.args.domain
let owner = context.flags.owner
let country = context.flags.country
let area = context.flags.area
let city = context.flags.city
let subject = context.flags.subject
if (valEmpty(subject)) {
subject = ''
if (!valEmpty(country)) {
subject += `/C=${country}`
}
if (!valEmpty(area)) {
subject += `/ST=${area}`
}
if (!valEmpty(city)) {
subject += `/L=${city}`
}
if (!valEmpty(owner)) {
subject += `/O=${owner}`
}
subject += `/CN=${domain}`
}
return subject
}
function requiresPrompt (context) {
if (valEmpty(context.flags.subject)) {
let args = [context.flags.owner, context.flags.country, context.flags.area, context.flags.city]
if (!context.flags.now && args.every(function (v) { return valEmpty(v) })) {
return true
}
}
return false
}
function getCommand (certs, domain) {
if (certs.find(function (f) {
return f.ssl_cert.cert_domains.find(function (d) {
return d === domain
})
})) {
return 'update'
} else {
return 'add'
}
}
function * run (context, heroku) {
if (requiresPrompt(context)) {
context.flags.owner = yield cli.prompt('Owner of this certificate')
context.flags.country = yield cli.prompt('Country of owner (two-letter ISO code)')
context.flags.area = yield cli.prompt('State/province/etc. of owner')
context.flags.city = yield cli.prompt('City of owner')
}
let subject = getSubject(context)
let domain = context.args.domain
let keysize = context.flags.keysize || 2048
let keyfile = `${domain}.key`
let certs = yield endpoints(context.app, heroku)
var command = getCommand(certs, domain)
if (context.flags.selfsigned) {
let crtfile = `${domain}.crt`
yield openssl.spawn(['req', '-new', '-newkey', `rsa:${keysize}`, '-nodes', '-keyout', keyfile, '-out', crtfile, '-subj', subject, '-x509'])
cli.console.error('Your key and self-signed certificate have been generated.')
cli.console.error('Next, run:')
cli.console.error(`$ heroku certs:${command} ${crtfile} ${keyfile}`)
} else {
let csrfile = `${domain}.csr`
yield openssl.spawn(['req', '-new', '-newkey', `rsa:${keysize}`, '-nodes', '-keyout', keyfile, '-out', csrfile, '-subj', subject])
cli.console.error('Your key and certificate signing request have been generated.')
cli.console.error(`Submit the CSR in '${csrfile}' to your preferred certificate authority.`)
cli.console.error("When you've received your certificate, run:")
cli.console.error(`$ heroku certs:${command} CERTFILE ${keyfile}`)
}
}
module.exports = {
topic: 'certs',
command: 'generate',
args: [
{ name: 'domain', optional: false }
],
flags: [
{
name: 'selfsigned',
optional: true,
hasValue: false,
description: 'generate a self-signed certificate instead of a CSR'
}, {
name: 'keysize',
optional: true,
hasValue: true,
description: 'RSA key size in bits (default: 2048)'
}, {
name: 'owner',
optional: true,
hasValue: true,
description: 'name of organization certificate belongs to'
}, {
name: 'country',
optional: true,
hasValue: true,
description: 'country of owner, as a two-letter ISO country code'
}, {
name: 'area',
optional: true,
hasValue: true,
description: 'sub-country area (state, province, etc.) of owner'
}, {
name: 'city',
optional: true,
hasValue: true,
description: 'city of owner'
}, {
name: 'subject',
optional: true,
hasValue: true,
description: 'specify entire certificate subject'
}, {
name: 'now',
optional: true,
hasValue: false,
description: 'do not prompt for any owner information'
}
],
description: 'generate a key and a CSR or self-signed certificate',
help: 'Generate a key and certificate signing request (or self-signed certificate)\nfor an app. Prompts for information to put in the certificate unless --now\nis used, or at least one of the --subject, --owner, --country, --area, or\n--city options is specified.',
examples: '$ heroku certs:generate example.com',
needsApp: true,
needsAuth: true,
run: cli.command(co.wrap(run))
}