Merge pull request jonasmalacofilho#2 from tonin/master

Support gzip encoded requests from git clients

Fixes jonasmalacofilho#1

Author: jonasmalacofilho

README.md

@@ -27,15 +27,20 @@ the remote hostname.
 Example:
 
 ```
-$ git-cache-http-server --port 1234 --cache-dir /tmp/cache/git &
-$ git clone http://localhost:1234/github.com/jonasmalacofilho/git-cache-http-server
+git-cache-http-server --port 1234 --cache-dir /tmp/cache/git &
+git clone http://localhost:1234/github.com/jonasmalacofilho/git-cache-http-server
+```
+
+If you run your git-cache on a dedicated server or container (i.e. named gitcache), you can then also configure git to always use your cache like in the following example (don't use this configuration on the git-cache machine itself):.
+```
+git config --global url."http://gitcache:1234/".insteadOf https:// && \
 ```
 
 # Installing
 
 Requirements: `nodejs` and `git`.
 
-Install: `npm install -g jonasmalacofilho/git-cache-http-server`
+Install: `npm install -g git-cache-http-server`
 
 To install as a service, check the `doc/git-cache-http-server.service` example
 service file.
@@ -49,6 +54,20 @@ systemctl daemon-reload
 systemctl start git-cache-http-server
 ```
 
+# Building from source
+
+This is needed only if you change the Haxe source code in `src/`.
+
+Requirements: `haxe` and `haxelib`.
+
+You'll need the "hxnodejs" and the https://github.com/jonasmalacofilho/jmf-npm-externs.hx libraries before being able to compile the project.
+
+```
+haxelib install hxnodejs
+haxelib git https://github.com/jonasmalacofilho/jmf-npm-externs.hx.git
+haxe build.hxml
+```
+
 # Implementation
 
 The current implementation is somewhat oversimplified; any help in improving it

src/Main.hx

@@ -111,7 +111,11 @@ class Main {
 					res.setHeader("Content-Type", 'application/x-${params.service}-result');
 					res.setHeader("Cache-Control", "no-cache");
 					var up = ChildProcess.spawn(params.service, ["--stateless-rpc", local]);
-					req.pipe(up.stdin);
+                                        // If we receive gzip content, we must unzip
+                                        if (req.headers['content-encoding'] == 'gzip')
+                                                req.pipe(Zlib.createUnzip()).pipe(up.stdin);
+                                        else
+                                                req.pipe(up.stdin);
 					up.stdout.pipe(res);
 					up.stderr.on("data", function (data) trace('${params.service} stderr: $data'));
 					up.on("exit", function (code) {