[enh] Init project

src/lib/dwatch.ts

@@ -0,0 +1,52 @@
+import {Conf} from './conf'
+import * as yaml from 'js-yaml';
+import * as fs from 'fs';
+import {WS2PConnection, WS2PPubkeyLocalAuth, WS2PPubkeyRemoteAuth} from 'duniter/app/modules/ws2p/lib/WS2PConnection'
+import {MessageHandler} from './message-handler'
+import {Key} from 'duniter/app/lib/common-libs/crypto/keyring'
+import {Scrypt} from 'duniter/app/modules/keypair/lib/scrypt'
+import {sendMail} from './sendMail'
+import {moment} from 'duniter/app/lib/common-libs/moment'
+
+export async function dwatch(confFile: string) {
+
+  const yml = fs.readFileSync(confFile, 'utf8')
+  const conf = yaml.load(yml) as Conf
+  const keys = await Scrypt(conf.salt, conf.passwd)
+  const keypair = new Key(keys.pub, keys.sec)
+
+  await Promise.all(conf.ws2pServers.map(async wserver => {
+
+    const localAuth = new WS2PPubkeyLocalAuth(conf.currency, keypair, "", async () => true)
+    const remoteAuth = new WS2PPubkeyRemoteAuth(conf.currency, keypair, async () => true)
+
+    const c = WS2PConnection.newConnectionToAddress(
+      1,
+      wserver.address,
+      new MessageHandler(),
+      localAuth,
+      remoteAuth,
+      undefined,
+      {
+        connectionTimeout: conf.connectionTimeout,
+        requestTimeout: 0 // No request anyway
+      },
+      wserver.expectedKey
+    )
+
+    await c.connectAsInitiator()
+
+    c.closed.then(async () => {
+      console.log('Connection closed')
+      await sendMail(conf.mail, '[dwatcher] Connection closed', `
+      <p>
+        Connection to ${c.pubkey} was lost on ${moment().format('dd-MM-YYYY HH:mm:ss')}.
+      </p>
+    `)
+    })
+
+    await c.connected
+
+    console.log('Connected to %s', c.pubkey)
+  }))
+}