Add helpful build script

README.md

@@ -16,6 +16,8 @@ shadowsocks is a fast tunnel proxy that helps you <del>bypass firewalls</del>.
 
 ## Usage
 
+### **crates.io**
+
 Install from [crates.io](https://crates.io/crates/shadowsocks-rust):
 
 ```bash
@@ -24,7 +26,7 @@ cargo install shadowsocks-rust
 
 then you can find `sslocal` and `ssserver` in `$CARGO_HOME/bin`.
 
-or you can also build with [Cargo](http://doc.crates.io):
+### **Build from source**
 
 ```bash
 cargo build
@@ -33,6 +35,19 @@ cargo build
 Then `sslocal` and `ssserver` will appear in `./target`, it works similarly as the two binaries in
 the official ShadowSocks' implementation.
 
+### **Build standalone binaries**
+
+Requirements:
+
+* Linux x86_64
+* Docker
+
+```bash
+./build/build-release
+```
+
+Then `sslocal`, `ssserver` and `ssurl` will be packaged in `./build/shadowsocks-latest-release.x86_64-unknown-linux-musl.tar.gz`.
+
 Read `Cargo.toml` for more details.
 
 ## Getting Started

build/README.md

@@ -2,10 +2,18 @@ Compile static-linked binaries with [`rust-musl-builder`](https://github.com/emk
 
 ```sh
 # build image use Dockerfile in build dir.
-docker build -t shadowsocks_rust:0.0.1 .
+docker build -t shadowsocks-rust:latest .
 # run command in project root.
-alias rust-musl-builder='docker run --rm -it -v "$(pwd)":/home/rust/src shadowsocks_rust:0.0.1'
+alias rust-musl-builder='docker run --rm -it -v "$(pwd)":/home/rust/src shadowsocks-rust:latest'
 rust-musl-builder cargo build --release
 ```
 
-At the moment, it doesn't attempt to cache libraries between builds, so this is best reserved for making final release builds.
+At the moment, it doesn't attempt to cache libraries between builds, so this is best reserved for making final release builds.
+
+## Helpful Scripts
+
+* `build-release` on *nix environment
+
+```bash
+./build-release
+```

build/build-release

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+IMAGE='shadowsocks-rust:latest'
+CUR_DIR=$( cd $( dirname $0 ) && pwd )
+
+docker build -t "${IMAGE}" "$CUR_DIR"
+
+SRC_PATH="/home/rust/src"
+CARGO_TARGET_DIR="${SRC_PATH}/build/target"
+LOCAL_USER=$( id -u "$USER" ):$( id -g "$USER" )
+
+docker run \
+    --rm \
+    -it \
+    -e CARGO_TARGET_DIR="${CARGO_TARGET_DIR}" \
+    -v "${CUR_DIR}"/..:"$SRC_PATH" \
+    "${IMAGE}" \
+    /bin/bash -c \
+    "sudo mkdir -p $CARGO_TARGET_DIR \
+        && sudo chown -R rust:rust $CARGO_TARGET_DIR \
+        && cargo build --release \
+        && sudo chown -R $LOCAL_USER $CARGO_TARGET_DIR"
+
+TARGET_NAME="x86_64-unknown-linux-musl"
+TARGET_DIR="$CUR_DIR/target/$TARGET_NAME/release/"
+cd "$TARGET_DIR"
+tar -czf "${CUR_DIR}/shadowsocks-latest-release.${TARGET_NAME}.tar.gz" \
+    "sslocal" \
+    "ssserver" \
+    "ssurl"