git.iko.soy/heroku-buildpack-stack
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3 files changed+16−13
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Procfile.example+1 README.md+8 bin/compile+7−13
Procfile.examplenew file+1
@@ -0,0 +1 @@
1+web: YOURAPPNAME-exe # $ cat *.cabal | grep executable
README.md+8
@@ -12,6 +12,14 @@ Set this buildpack on an existing app:
1212
1313 $ heroku buildpacks:set https://github.com/mfine/heroku-buildpack-stack
1414
15+Binary executables are placed in `/app/.local/bin/` after compilation, a directory which Heroku includes in your `$PATH`, so assuming that your application is [binding to `$PORT`](https://devcenter.heroku.com/articles/dynos#web-dynos), you can serve your app by [creating a `Procfile`](https://devcenter.heroku.com/articles/procfile) at your project root that defines a `web` process type for the `executable` defined in your `.cabal` file:
16+
17+ $ cat *.cabal | grep executable
18+ executable YOURAPPNAME-exe
19+
20+ $ echo "web: YOURAPPNAME-exe" >> Procfile
21+
22+
1523### Templating stack.yaml
1624
1725To avoid committing secrets into `stack.yaml` for access to private
bin/compile+7−13
@@ -26,14 +26,7 @@ if [ -d "$ENV_DIR" ]; then
2626fi
2727
2828WORK_DIR=/app
29−echo "AAAAAAAAAAAA"
30−cat "$WORK_DIR/Makefile"
3129cp -Rp "$BUILD_DIR/." "$WORK_DIR"
32−echo "XXXXXXXXXXXX"
33−ls "$BUILD_DIR"
34−echo "YYYYYYYYYYYY"
35−ls "$WORK_DIR"
36−echo "ZZZZZZZZZZZZ"
3730mkdir -p "$WORK_DIR/vendor/bin"
3831mkdir -p "$WORK_DIR/vendor/ghc-libs"
3932
@@ -52,7 +45,7 @@ function set-default-env (){
5245}
5346
5447export LANG=en_US.UTF-8
55−export LIBRARY_PATH=$WORK_DIR/vendor/ghc-libs:/usr/lib:$LIBRARY_PATH
48+export LIBRARY_PATH=$WORK_DIR/vendor/ghc-libs:$WORK_DIR/vendor/lib:/usr/lib:$LIBRARY_PATH
5649export LD_LIBRARY_PATH=$LIBRARY_PATH
5750export PATH=$WORK_DIR/.local/bin:$WORK_DIR/vendor/bin:$PATH
5851export STACK_ROOT=$CACHE_DIR/.stack
@@ -70,7 +63,7 @@ speak "Restoring $LIBGMP_VER files from cache"
7063cp -Rp "$LIBGMP_DIR/ghc-libs/." "$WORK_DIR/vendor/ghc-libs"
7164
7265########## stack exe ###############################################
73−STACK_VER=${STACK_VER:-1.4.0}
66+STACK_VER=${STACK_VER:-2.1.3}
7467STACK_URL=${STACK_URL:-https://github.com/commercialhaskell/stack/releases/download/v"$STACK_VER"/stack-"$STACK_VER"-linux-x86_64.tar.gz}
7568STACK_DIR="$CACHE_DIR/stack-$STACK_VER"
7669STACK_EXE="$STACK_DIR/stack"
@@ -107,13 +100,14 @@ if [ -f "$BUILD_DIR/Makefile" ]; then
107100 make install
108101else
109102 stack setup
110− stack build --fast --copy-bins
103+ stack clean
104+ stack build --ghc-options='-O2' --copy-bins
111105fi
112106
113107# Set context environment variables.
114−set-env PATH "$WORK_DIR/.local/bin:$PATH"
115−set-default-env LIBRARY_PATH "$WORK_DIR/vendor/ghc-libs:/usr/lib"
116−set-default-env LD_LIBRARY_PATH "$WORK_DIR/vendor/ghc-libs:/usr/lib"
108+set-env PATH "$WORK_DIR/.local/bin:$WORK_DIR/vendor/bin:\$PATH"
109+set-default-env LIBRARY_PATH "$WORK_DIR/vendor/ghc-libs:$WORK_DIR/vendor/lib:/usr/lib"
110+set-default-env LD_LIBRARY_PATH "$WORK_DIR/vendor/ghc-libs:$WORK_DIR/vendor/lib:/usr/lib"
117111
118112speak "Making stack binaries available"
119113mkdir -p "$BUILD_DIR/vendor"