working stack+debugger

.devcontainer/Dockerfile

@@ -1,24 +1,78 @@
-FROM hmemcpy/hie:8.6.5
+FROM alpine
+
+# && nix-env -i ghc-8.6.5 \
 
-# This Dockerfile adds a non-root user with sudo access. Use the "remoteUser"
-# property in devcontainer.json to use it. On Linux, the container user's GID/UIDs
-# will be updated to match your local UID/GID (when using the dockerFile property).
-# See https://aka.ms/vscode-remote/containers/non-root-user for details.
 ARG USERNAME=vscode
 ARG USER_UID=1000
 ARG USER_GID=$USER_UID
 
-# Set to false to skip installing zsh and Oh My ZSH!
-ARG INSTALL_ZSH="false"
-
-# Location and expected SHA for common setup script - SHA generated on release
+ARG INSTALL_ZSH="true"
 ARG COMMON_SCRIPT_SOURCE="https://raw.githubusercontent.com/microsoft/vscode-dev-containers/master/script-library/common-alpine.sh"
 ARG COMMON_SCRIPT_SHA="dev-mode"
-
-# Configure apt and install packages
 RUN apk update \
     && apk add --no-cache wget coreutils ca-certificates \
     && wget -q -O /tmp/common-setup.sh $COMMON_SCRIPT_SOURCE \
     && if [ "$COMMON_SCRIPT_SHA" != "dev-mode" ]; then echo "$COMMON_SCRIPT_SHA /tmp/common-setup.sh" | sha256sum -c - ; fi \
     && /bin/ash /tmp/common-setup.sh "$INSTALL_ZSH" "$USERNAME" "$USER_UID" "$USER_GID" \
-    && rm /tmp/common-setup.sh
+    && rm /tmp/common-setup.sh
+
+RUN usermod -a -G wheel ${USERNAME}
+RUN echo "%wheel ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
+
+# Enable HTTPS support in wget and set nsswitch.conf to make resolution work within containers
+RUN apk add --no-cache --update openssl \
+    && echo hosts: dns files > /etc/nsswitch.conf
+
+USER ${USER_UID}:${USER_GID}
+WORKDIR /home/${USERNAME}
+
+# Download Nix and install it into the system.
+RUN wget https://nixos.org/releases/nix/nix-2.3/nix-2.3-x86_64-linux.tar.xz \
+    && tar xf nix-2.3-x86_64-linux.tar.xz \
+    && sudo mkdir -m 0755 /etc/nix \
+    && echo -e 'sandbox = false\nkeep-derivations = false' > sudo tee /etc/nix/nix.conf \
+    && sh nix-*-x86_64-linux/install \
+    && sudo rm -r nix-*-x86_64-linux* \
+    && sudo rm -rf /var/cache/apk/*
+
+ARG NIXUSR=/nix/var/nix/profiles/per-user/${USERNAME}
+ARG NIXPROF=${NIXUSR}/profile
+
+ONBUILD ENV \
+    USER=${USERNAME} \
+    PATH=${NIXPROF}/bin:${NIXPROF}/sbin:/home/${USERNAME}/.local/bin:/usr/local/bin:/bin:/sbin:/usr/bin:/usr/sbin \
+    NIX_PATH=${NIXUSR}/channels
+
+ENV \
+    USER=${USERNAME} \
+    PATH=${NIXPROF}/bin:${NIXPROF}/sbin:/home/${USERNAME}/.local/bin:/usr/local/bin:/bin:/sbin:/usr/bin:/usr/sbin \
+    NIX_PATH=${NIXUSR}/channels
+
+RUN echo ". ${NIXPROF}/etc/profile.d/nix.sh" >> ~/.profile \
+    && echo ". ${NIXPROF}/etc/profile.d/nix.sh" >> ~/.zshrc \
+    # Make sure the channel is gcrooted, because otherwise it wouldn't be kept with keep-derivations turned off
+    && nix-channel --update \
+    && nix-collect-garbage --delete-old \
+    && nix-store --optimise \
+    && nix-store --verify --check-contents
+
+ENTRYPOINT ["/bin/zsh"]
+
+COPY --chown=${USERNAME}:${USERNAME} stack-config.yaml /home/${USERNAME}/.stack/config.yaml
+COPY --chown=${USERNAME}:${USERNAME} stack-global-config.yaml /home/${USERNAME}/.stack/global-project/stack.yaml
+
+RUN nix-env -i stack
+RUN nix-env -i ghc-8.6.5
+
+RUN nix-env -iA cachix -f https://cachix.org/api/v1/install  \
+    && cachix use all-hies \
+    && nix-env -iA \
+    unstableFallback.selection \
+    --arg selector 'p: { inherit (p) ghc865; }' \
+    -f "https://github.com/infinisil/all-hies/tarball/85fd0be92443ca60bb649f8e7748f785fe870b7a"
+
+RUN stack install haskell-dap ghci-dap haskell-debug-adapter
+
+RUN nix-collect-garbage --delete-old \
+    && nix-store --optimise \
+    && nix-store --verify --check-contents

.devcontainer/devcontainer.json

@@ -1,26 +1,22 @@
 {
-    "name": "GHC 8.6.5 with HIE",
-    "dockerFile": "Dockerfile",
-    "runArgs": [],
-
-    // Use 'settings' to set *default* container specific settings.json values on container create. 
-    // You can edit these settings after create using File > Preferences > Settings > Remote.
-    "settings": {
-        "terminal.integrated.shell.linux": "/bin/bash"
-    },
-
-    // Use 'appPort' to create a container with published ports. If the port isn't working, be sure
-    // your server accepts connections from all interfaces (0.0.0.0 or '*'), not just localhost.
-    // "appPort": [],
-
-    // Uncomment the next line to run commands after the container is created.
-    // "postCreateCommand": "gcc -v",
-
-    // Comment out the next line if you want to run as root instead
-    "remoteUser": "vscode",
-
-    // Add the IDs of extensions you want installed when the container is created in the array below.
-    "extensions": [
-        "alanz.vscode-hie-server"
-    ]
-}
+	"name": "GHC+Stack",
+	"dockerFile": "Dockerfile",
+	// Use 'settings' to set *default* container specific settings.json values on container create.
+	// You can edit these settings after create using File > Preferences > Settings > Remote.
+	"settings": {
+		"terminal.integrated.shell.linux": "/bin/zsh",
+	},
+	// Use 'appPort' to create a container with published ports. If the port isn't working, be sure
+	// your server accepts connections from all interfaces (0.0.0.0 or '*'), not just localhost.
+	// "appPort": [],
+	// Uncomment the next line to run commands after the container is created.
+	// "postCreateCommand": "java -version",
+	// Comment out the next line to run as root
+	"remoteUser": "vscode",
+	// Add the IDs of extensions you want installed when the container is created in the array below.
+	"extensions": [
+		"alanz.vscode-hie-server",
+		"meowcolm024.has-go",
+		"phoityne.phoityne-vscode",
+	]
+}

.devcontainer/stack-config.yaml

@@ -0,0 +1,25 @@
+nix:
+  enable: true
+  packages: [glpk, pcre, zlib, glibc]
+
+# This file contains default non-project-specific settings for 'stack', used
+# in all projects.  For more information about stack's configuration, see
+# http://docs.haskellstack.org/en/stable/yaml_configuration/
+
+# The following parameters are used by "stack new" to automatically fill fields
+# in the cabal config. We recommend uncommenting them and filling them out if
+# you intend to use 'stack new'.
+# See https://docs.haskellstack.org/en/stable/yaml_configuration/#templates
+templates:
+  params:
+    author-name: Stack User
+    author-email: [email protected]
+    github-username: stack.user
+#    copyright:
+
+# The following parameter specifies stack's output styles; STYLES is a
+# colon-delimited sequence of key=value, where 'key' is a style name and
+# 'value' is a semicolon-delimited list of 'ANSI' SGR (Select Graphic
+# Rendition) control codes (in decimal). Use "stack ls stack-colors --basic"
+# to see the current sequence.
+stack-colors: error=31:good=32:shell=35:dir=34:recommendation=32:target=95:module=35:package-component=9

.devcontainer/stack-global-config.yaml

@@ -0,0 +1,11 @@
+# This is the implicit global project's config file, which is only used when
+# 'stack' is run outside of a real project.  Settings here do _not_ act as
+# defaults for all projects.  To change stack's default settings, edit
+# '/root/.stack/config.yaml' instead.
+#
+# For more information about stack's configuration, see
+# http://docs.haskellstack.org/en/stable/yaml_configuration/
+#
+packages: []
+resolver: lts-15.0
+compiler: ghc-8.6.5