initial commit

Signed-off-by: dzdidi <deniszalessky@gmail.com>

src/rpc.js

@@ -0,0 +1,38 @@
+const ProtomuxRPC = require('protomux-rpc')
+
+module.exports = class RPC {
+  constructor (announcedRefs, repositories, drives) {
+    this.connections = {}
+    this.announcedRefs = announcedRefs
+    this.repositories = repositories
+    this.drives = drives
+  }
+
+  async setHandlers (socket, peerInfo) {
+    if (this.connections[peerInfo.publicKey]) return this.connections[peerInfo.publicKey]
+
+    const rpc = new ProtomuxRPC(socket)
+    // XXX: handshaking can be used for access and permission management
+    // for example check of peerInfo.publicKey is in a list of allowed keys
+    // which can in turn be stored in a .git-daemon-export-ok file
+
+    rpc.respond('get-repos', req => this.getReposHandler(req))
+    rpc.respond('get-refs', async req => await this.getRefsHandler(req))
+
+    this.connections[peerInfo.publicKey] = rpc
+  }
+
+  getReposHandler (_req) {
+    const res = {}
+    for (const repo in this.repositories) {
+      res[repo] = this.drives[repo].key.toString('hex')
+    }
+    return Buffer.from(JSON.stringify(res))
+  }
+
+  getRefsHandler (req) {
+    const res = this.repositories[req.toString()]
+
+    return Buffer.from(JSON.stringify(res))
+  }
+}