ArcticFoxes-net/ONC-Converter
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Make example file work

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This commit is contained in:
thomkeh 2017-11-17 22:58:24 +01:00
parent 6660c1e2dd
commit 364a9e8892
4 changed files with 137 additions and 33 deletions
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4
index.html
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@ -1,4 +1,4 @@
<!doctype html> <!DOCTYPE html>
<html lang="en"> <html lang="en">
<head> <head>
@ -17,7 +17,7 @@
<ul> <ul>
<li>Name for connection: <input type="text" id="connname"></li> <li>Name for connection: <input type="text" id="connname"></li>
<li>OpenVPN config file (*.ovpn): <input type="file" id="inputopenvpn"></li> <li>OpenVPN config file (*.ovpn): <input type="file" id="inputopenvpn"></li>
<li>Certificates: <input mutliple type="file" id="inputcertificate"></li> <li><label for="inputcertificates">Certificates (can be multiple files):</label> <input type="file" id="inputcertificates" multiple></li>
</ul> </ul>
<button id="clickbutton" type="button">Convert</button> <button id="clickbutton" type="button">Convert</button>
</div> </div>

107
js/converter.js
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@ -8,25 +8,72 @@ const oncBasics = {
'NetworkConfigurations': [] 'NetworkConfigurations': []
} }
export function convert(name, ovpn) { export function convert(name, ovpn, keys) {
if (!ovpn.client) { if (!ovpn.client) {
console.warn('Is this a server file?') console.warn('Is this a server file?')
} }
// Check parameters
let params = {} let params = {}
// Add certificates
let certs = []
let [cas, caGuids] = createCerts(keys, ovpn['ca'], 'Authority')
params['ServerCARefs'] = caGuids
certs = certs.concat(cas)
let [clientCerts, clientCertGuids] = createCerts(keys, ovpn['cert'], 'Client')
if (clientCerts[0]) {
params['ClientCertType'] = 'Ref'
params['ClientCertRef'] = clientCertGuids[0]
certs.push(clientCerts[0])
} else {
params['ClientCertType'] = 'None'
}
// Add parameters
let remote = ovpn.remote.split(' ') let remote = ovpn.remote.split(' ')
const host = remote[0] const host = remote[0]
if (remote[1]) { if (remote[1]) params['Port'] = remote[1]
params['Port'] = remote[1] if (ovpn['auth-user-pass']) params['UserAuthenticationType'] = 'Password'
} if (ovpn['comp-lzo'] && ovpn['comp-lzo'] !== 'no') {
if (ovpn.proto) { params['CompLZO'] = 'true'
params['Proto'] = ovpn.proto } else {
params['CompLZO'] = 'false'
} }
if (ovpn['persist-key']) params['SaveCredentials'] = true
if (ovpn['tls-auth']) { if (ovpn['tls-auth']) {
params['TLSAuthContents'] = convertKey(ovpn['tls-auth']) let authKey = ovpn['tls-auth'].split(' ')
params['TLSAuthContents'] = convertKey(keys[authKey[0]])
if (authKey[1]) params['KeyDirection'] = authKey[1]
} }
if (ovpn['verify-x509-name']) {
params['VerifyX509'] = {
'Name': ovpn['verify-x509-name']
}
}
// set parameters if they exist in the ovpn config
let conditionalSet = (ovpnName, oncName, type='str') => {
if (ovpn[ovpnName]) {
const raw = ovpn[ovpnName]
let value
switch (type) {
case 'int':
value = Number(raw)
break
default:
value = raw
}
params[oncName] = value
}
}
conditionalSet('port', 'Port', 'int')
conditionalSet('proto', 'Proto')
conditionalSet('key-direction', 'KeyDirection')
conditionalSet('remote-cert-tls', 'RemoteCertTLS')
conditionalSet('cipher', 'Cipher')
conditionalSet('auth', 'Auth')
conditionalSet('auth-retry', 'AuthRetry')
conditionalSet('reneg-sec', 'RenegSec', 'int')
// Put together network configuration
let config = { let config = {
'GUID': `{${uuidv4()}}`, 'GUID': `{${uuidv4()}}`,
'Name': name, 'Name': name,
@ -37,8 +84,11 @@ export function convert(name, ovpn) {
'OpenVPN': params 'OpenVPN': params
} }
} }
// Put everything together
let onc = Object.assign({}, oncBasics) // create copy let onc = Object.assign({}, oncBasics) // create copy
onc.NetworkConfigurations = [config] onc.NetworkConfigurations = [config]
onc.Certificates = certs
return onc return onc
} }
@ -52,5 +102,42 @@ function uuidv4() {
} }
function convertKey(key) { function convertKey(key) {
return key.replace(/\n/g, '\n') + '\n' let lines = key.split(/\n/g)
let out = ''
for (let line of lines) {
// filter out empty lines and lines with comments
if (!line || line.match(/^\s*[;#]/)) continue
out += line + '\n'
}
return out
}
function extractCas(str) {
let splits = str.replace(/\n/g, '').split('-----BEGIN CERTIFICATE-----')
console.log(splits)
let cas = []
for (const s of splits) {
if (s.includes('-----END CERTIFICATE-----')) {
cas.push(s.split('-----END CERTIFICATE-----')[0])
}
}
return cas
}
function createCerts(keys, certName, certType) {
let certs = []
let certGuids = []
if (certName) {
let rawCerts = extractCas(keys[certName])
for (const cert of rawCerts) {
const guid = `{${uuidv4()}}`
certGuids.push(guid)
certs.push({
'GUID': guid,
'Type': certType,
'X509': cert
})
}
}
return [certs, certGuids]
} }

42
js/main.js
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@ -2,28 +2,40 @@ import {decode} from './parser.js'
import {convert} from './converter.js' import {convert} from './converter.js'
let clickButton = document.getElementById('clickbutton') let clickButton = document.getElementById('clickbutton')
clickButton.addEventListener('click', main, false) clickButton.addEventListener('click', handler, false)
function main() { function handler() {
let selectedFile = document.getElementById('inputopenvpn').files[0] let selectedFile = document.getElementById('inputopenvpn').files[0]
let certificates = document.getElementById('inputcertificates').files
let connName = document.getElementById('connname').value let connName = document.getElementById('connname').value
let output = document.getElementById('output')
main(connName, selectedFile, certificates, output)
}
async function main(connName, selectedFile, certificateFiles, output) {
if (connName === '') { if (connName === '') {
alert('Please specify a name for the connection.') alert('Please specify a name for the connection.')
return return
} }
console.log(selectedFile.size + ' bytes') console.log(selectedFile.size + ' bytes')
let reader = new FileReader() let content = await readFile(selectedFile)
// callback for when reader is done let [ovpn, keys] = decode(content)
reader.onload = (e => { console.log(ovpn)
let content = e.target.result for (const certificateFile of certificateFiles) {
// remove windows-style newlines keys[certificateFile.name] = await readFile(certificateFile)
content = content.replace(/\r/g, '') }
let parsed = decode(content) let onc = convert(connName, ovpn, keys)
console.log(parsed)
let onc = convert(connName, parsed)
let output = document.getElementById('output')
output.value = JSON.stringify(onc, null, 2) output.value = JSON.stringify(onc, null, 2)
}); }
// start reading
reader.readAsText(selectedFile) function readFile(file) {
return new Promise(resolve => {
let reader = new FileReader()
reader.onload = (e => {
// callback and remove windows-style newlines
resolve(e.target.result.replace(/\r/g, ''))
})
// start reading
reader.readAsText(file)
})
} }

15
js/parser.js
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@ -1,5 +1,9 @@
/**
* Parse *.ovpn file.
*/
export function decode (str) { export function decode (str) {
let out = {} let ovpn = {}
let keys = {}
const re = /^([^ ]+)( (.*))?$/i const re = /^([^ ]+)( (.*))?$/i
const xmlOpen = /^<([^\/].*)>$/i const xmlOpen = /^<([^\/].*)>$/i
const xmlClose = /^<\/(.*)>$/i const xmlClose = /^<\/(.*)>$/i
@ -20,9 +24,10 @@ export function decode (str) {
if (tag !== xmlTag) { if (tag !== xmlTag) {
throw 'bad xml tag' throw 'bad xml tag'
} }
const key = unsafe(xmlTag) const name = unsafe(xmlTag)
const value = unsafe(xmlContent) const value = unsafe(xmlContent)
out[key] = value keys[name] = value
ovpn[name] = name
xmlContent = '' xmlContent = ''
inXml = false inXml = false
continue continue
@ -37,10 +42,10 @@ export function decode (str) {
if (!match) continue if (!match) continue
const key = unsafe(match[1]) const key = unsafe(match[1])
const value = match[2] ? unsafe((match[3] || '')) : true const value = match[2] ? unsafe((match[3] || '')) : true
out[key] = value ovpn[key] = value
} }
return out return [ovpn, keys]
} }
function isQuoted (val) { function isQuoted (val) {