Support installing tools via Homebrew (take 2)

Dockerfile

@@ -48,6 +48,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
         emacs25-nox \
         esl-erlang \
         expect \
+        file \
         fontconfig \
         fontconfig-config \
         g++ \
@@ -443,13 +444,6 @@ ENV GIMME_GO_VERSION "1.14.4"
 ENV GIMME_ENV_PREFIX "/opt/buildhome/.gimme/env"
 RUN gimme | bash
 
-################################################################################
-#
-# Wasmer
-#
-################################################################################
-RUN curl https://get.wasmer.io -sSfL | sh
-
 ################################################################################
 #
 # Dotnet Core
@@ -465,7 +459,6 @@ ENV DOTNET_ROOT "/opt/buildhome/.dotnet"
 #populate local package cache
 RUN dotnet new
 
-
 ################################################################################
 #
 # Swift
@@ -479,6 +472,20 @@ ENV PATH "$SWIFTENV_ROOT/bin:$SWIFTENV_ROOT/shims:$PATH"
 RUN swiftenv install ${NETLIFY_BUILD_SWIFT_VERSION}
 RUN swift --version
 
+################################################################################
+#
+# Homebrew
+#
+################################################################################
+USER buildbot
+RUN /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+ENV PATH "/opt/buildhome/.linuxbrew/bin:$PATH"
+ENV HOMEBREW_PREFIX "/opt/buildhome/.linuxbrew"
+ENV HOMEBREW_CELLAR "/opt/buildhome/.linuxbrew/Cellar"
+ENV HOMEBREW_REPOSITORY "/opt/buildhome/.linuxbrew/Homebrew"
+ENV HOMEBREW_CACHE "/opt/buildhome/.homebrew-cache"
+RUN brew tap homebrew/bundle
+
 WORKDIR /
 
 # Cleanup

included_software.md

@@ -72,3 +72,10 @@ The specific patch versions included will depend on when the image was last buil
 * [Doxygen](http://www.doxygen.org) - 1.8.6
 * [WASMER](https://github.com/wasmerio/wasmer)
 * [WAPM](https://github.com/wasmerio/wapm-cli)
+
+* [Homebrew](https://brew.sh/) - **EARLY ALPHA**
+  - this is not production ready
+  - it might be removed or changed significantly
+  - Any linux formula is supported: https://formulae.brew.sh/formula-linux/
+  - Formulae from a `Brewfile.netlify` are installed automatically via [`brew bundle`](https://github.com/Homebrew/homebrew-bundle#readme)
+  - `HOMEBREW_BUNDLE_FILE` is respected

run-build-functions.sh

@@ -40,7 +40,6 @@ mkdir -p $NETLIFY_CACHE_DIR/node_modules
 mkdir -p $NETLIFY_CACHE_DIR/.bundle
 mkdir -p $NETLIFY_CACHE_DIR/bower_components
 mkdir -p $NETLIFY_CACHE_DIR/.venv
-mkdir -p $NETLIFY_CACHE_DIR/wapm_packages
 mkdir -p $NETLIFY_CACHE_DIR/.build
 mkdir -p $NETLIFY_CACHE_DIR/.netlify/plugins
 
@@ -54,7 +53,7 @@ mkdir -p $NETLIFY_CACHE_DIR/.boot
 mkdir -p $NETLIFY_CACHE_DIR/.composer
 mkdir -p $NETLIFY_CACHE_DIR/.gimme_cache/gopath
 mkdir -p $NETLIFY_CACHE_DIR/.gimme_cache/gocache
-mkdir -p $NETLIFY_CACHE_DIR/.wasmer/cache
+mkdir -p $NETLIFY_CACHE_DIR/.homebrew-cache
 
 : ${YARN_FLAGS=""}
 : ${NPM_FLAGS=""}
@@ -452,6 +451,14 @@ install_dependencies() {
     fi
   fi
 
+  # Homebrew from Brewfile
+  if [ -f Brewfile.netlify ] || [ ! -z "$HOMEBREW_BUNDLE_FILE" ]
+  then
+    : ${HOMEBREW_BUNDLE_FILE:="Brewfile.netlify"}
+    echo "Installing Homebrew dependencies from ${HOMEBREW_BUNDLE_FILE}"
+    brew bundle
+  fi
+
   # NPM Dependencies
   : ${YARN_VERSION="$defaultYarnVersion"}
   : ${CYPRESS_CACHE_FOLDER="./node_modules/.cache/CypressBinary"}
@@ -629,22 +636,6 @@ install_dependencies() {
     fi
   fi
 
-  # WAPM version
-  source $HOME/.wasmer/wasmer.sh
-  if [ -f wapm.toml ] || [ -f wapm.lock ]
-  then
-    restore_home_cache ".wasmer/cache" "wasmer cache"
-    restore_cwd_cache "wapm_packages" "wapm packages"
-    wapm install
-    if [ $? -eq 0 ]
-    then
-      echo "Wapm packages installed"
-    else
-      echo "Error during Wapm install"
-      exit 1
-    fi
-  fi
-
   # Setup project GOPATH
   if [ -n "$GO_IMPORT_PATH" ]
   then
@@ -663,7 +654,6 @@ cache_artifacts() {
   cache_cwd_directory "bower_components" "bower components"
   cache_cwd_directory "node_modules" "node modules"
   cache_cwd_directory ".venv" "python virtualenv"
-  cache_cwd_directory "wapm_packages" "wapm packages"
   cache_cwd_directory ".build" "swift build"
   cache_cwd_directory ".netlify/plugins" "build plugins"
 
@@ -674,7 +664,7 @@ cache_artifacts() {
   cache_home_directory ".m2" "maven dependencies"
   cache_home_directory ".boot" "boot dependencies"
   cache_home_directory ".composer" "composer dependencies"
-  cache_home_directory ".wasmer/cache", "wasmer cache"
+  cache_home_directory ".homebrew-cache", "homebrew cache"
 
   # Don't follow the Go import path or we'll store
   # the origin repo twice.