gittorrentd: Use git-upload-pack for pack files.

Add `upload_pack` to the git module to (partially) implement the pack protocol,
then use this in gittorrentd instead of `git pack-objects`. This lets us
generate packs based off HEAD instead of packing the whole tree each time.

1 files changed, 3 insertions, 9 deletions

diff --git a/git-remote-gittorrent b/git-remote-gittorrent
index ad9825b..bb76dc8 100755
--- a/git-remote-gittorrent
+++ b/git-remote-gittorrent
@@ -125,13 +125,6 @@ dht.on('peer', function (addr, hash, from) {
   goal.swarm.addPeer(addr)
 })
 
-function update_ref (sha) {
-  fetching[sha].branches.forEach(function (branch) {
-    branch = remotename + '/' + branch
-    spawn('git', ['update-ref', branch, sha])
-  })
-}
-
 function get_infohash (sha, branch) {
   branch = branch.replace(/^refs\/(heads\/)?/, '')
   branch = branch.replace(/\/head$/, '')
@@ -170,8 +163,10 @@ function get_infohash (sha, branch) {
         tracker: false
       })
       client.download(infoHash, function (torrent) {
-        console.warn('Downloading git pack with infohash: ' + chalk.green(infoHash) + '\n')
+        console.warn('Downloading ' + chalk.green(torrent.files[0].path) +
+                     ' with infohash: ' + chalk.green(infoHash) + '\n')
         torrent.on('done', function (done) {
+          console.warn('done downloading: ' + chalk.green(torrent.files[0].path))
           fetching[sha].got = true
 
           var stream = torrent.files[0].createReadStream()
@@ -179,7 +174,6 @@ function get_infohash (sha, branch) {
           stream.pipe(unpack.stdin)
           unpack.stderr.pipe(process.stderr)
           unpack.on('exit', function (code) {
-            update_ref(sha)
             todo--
             if (todo <= 0) {
               // These writes are actually necessary for git to finish