feat: add nix removal target (ublue-os#606)

just/custom.just

@@ -144,6 +144,11 @@ nix-devbox:
   curl -fsSL https://get.jetpack.io/devbox | bash
   echo 'You MUST reboot to continue'
 
+# Remove nix
+nix-remove:
+  echo 'Setting phasers to stun. Removing nix.'
+  /nix/nix-installer uninstall
+
 # Install nix and Devbox (Global Profile)
 nix-devbox-global:
   echo 'Installing devbox global profile.'

usr/bin/ublue-nix-install

@@ -1,97 +1,5 @@
 #!/bin/bash
-# original script here: https://github.com/dnkmmr69420/nix-with-selinux/blob/main/silverblue-installer.sh
-# thanks dnkmmr!
-
-#!/bin/bash
-sudo sleep 2
-echo "Adding selinux content to /nix"
-sudo semanage fcontext -a -t etc_t '/nix/store/[^/]+/etc(/.*)?' ; sudo semanage fcontext -a -t lib_t '/nix/store/[^/]+/lib(/.*)?' ; sudo semanage fcontext -a -t systemd_unit_file_t '/nix/store/[^/]+/lib/systemd/system(/.*)?' ; sudo semanage fcontext -a -t man_t '/nix/store/[^/]+/man(/.*)?' ; sudo semanage fcontext -a -t bin_t '/nix/store/[^/]+/s?bin(/.*)?' ; sudo semanage fcontext -a -t usr_t '/nix/store/[^/]+/share(/.*)?' ; sudo semanage fcontext -a -t var_run_t '/nix/var/nix/daemon-socket(/.*)?' ; sudo semanage fcontext -a -t usr_t '/nix/var/nix/profiles(/per-user/[^/]+)?/[^/]+'
-sleep 1
-sudo mkdir /var/lib/nix
-sleep 1
-echo "adding selinux content to /var/lib/nix"
-sudo semanage fcontext -a -t etc_t '/var/lib/nix/store/[^/]+/etc(/.*)?' ; sudo semanage fcontext -a -t lib_t '/var/lib/nix/store/[^/]+/lib(/.*)?' ; sudo semanage fcontext -a -t systemd_unit_file_t '/var/lib/nix/store/[^/]+/lib/systemd/system(/.*)?' ; sudo semanage fcontext -a -t man_t '/var/lib/nix/store/[^/]+/man(/.*)?' ; sudo semanage fcontext -a -t bin_t '/var/lib/nix/store/[^/]+/s?bin(/.*)?' ; sudo semanage fcontext -a -t usr_t '/var/lib/nix/store/[^/]+/share(/.*)?' ; sudo semanage fcontext -a -t var_run_t '/var/lib/nix/var/nix/daemon-socket(/.*)?' ; sudo semanage fcontext -a -t usr_t '/var/lib/nix/var/nix/profiles(/per-user/[^/]+)?/[^/]+'
-echo "Creating service files"
-sleep 1
-echo "creating SSL cert file"
-
-sudo tee /etc/systemd/system/nix-daemon.service.d/override.conf <<EOF
-[Service]
-Environment="NIX_SSL_CERT_FILE=/etc/ssl/certs/ca-bundle.crt"
-EOF
-sleep 1
-echo "Creating rootfs mkdir service"
-
-sudo tee /etc/systemd/system/[email protected] <<EOF
-[Unit]
-Description=Enable mount points in / for ostree
-ConditionPathExists=!%f
-DefaultDependencies=no
-Requires=local-fs-pre.target
-After=local-fs-pre.target
-[Service]
-Type=oneshot
-ExecStartPre=chattr -i /
-ExecStart=mkdir -p '%f'
-ExecStopPost=chattr +i /
-EOF
-
-sleep 1
-echo "Creating nix.mount"
-
-sudo tee /etc/systemd/system/nix.mount <<EOF
-[Unit]
-Description=Nix Package Manager
-DefaultDependencies=no
-[email protected]
-[email protected]
-Before=sockets.target
-After=ostree-remount.service
-BindsTo=var.mount
-[Mount]
-What=/var/lib/nix
-Where=/nix
-Options=bind
-Type=none
-EOF
-
-sleep 1
-echo "Enabling mounting of /var/lib/nix to /nix and resetting SELinux context"
-sleep 1
-
-sudo systemctl daemon-reload ; sudo systemctl enable nix.mount ; sudo systemctl start nix.mount ; sudo restorecon -RF /nix
-
-sleep 1
-
-echo "Temorarly setting SELinux to permissive"
-
-sudo setenforce Permissive
-
-sleep 1
-
-echo "Preparing the nix install script..."
-
-sleep 5
-
-sh <(curl -L https://nixos.org/nix/install) --daemon --yes
-
-echo "Nix installer has Finished running..."
-sleep 1
-echo "Now copying service files..."
-
-sleep 1
-
-sudo rm -f /etc/systemd/system/nix-daemon.{service,socket} ; sudo cp /nix/var/nix/profiles/default/lib/systemd/system/nix-daemon.{service,socket} /etc/systemd/system/ ; sudo restorecon -RF /nix ; sudo systemctl daemon-reload ; sudo systemctl enable --now nix-daemon.socket
-
-sleep 1
-
-echo "Now setting SELinux back to Enforcing"
-
-sudo setenforce Enforcing
-
-sleep 1
-
-
+curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install --no-confirm
 
 sleep 1
 
@@ -101,34 +9,4 @@ echo "Modifying configurations..."
 
 sleep 1
 
-sudo rm -f /etc/nix/nix.conf ; sudo wget -P /etc/nix https://raw.githubusercontent.com/dnkmmr69420/nix-installer-scripts/main/other-files/nix.conf
 sudo rm -f /etc/profile.d/nix-app-icons.sh ; sudo wget -P /etc/profile.d https://raw.githubusercontent.com/dnkmmr69420/nix-installer-scripts/main/other-files/nix-app-icons.sh
-
-sudo echo "Building nix package manager..."
-
-sleep 1
-
-curl -s https://raw.githubusercontent.com/dnkmmr69420/nix-installer-scripts/main/nix-out-of-default/setup.sh | bash -s /usr/local
-
-sudo echo "Cleaning up..."
-
-sleep 1
-
-sudo nix profile remove 0
-sudo nix profile remove 0
-
-echo "Linking..."
-
-sleep 1
-
-sudo ln -s /nix/var/nix/profiles/default /nix/nix-profile
-sudo ln -s /nix/var/nix/profiles/default /var/nix-profile
-
-sleep 1
-
-echo "Making a nix backup..."
-
-bash <(curl -s https://raw.githubusercontent.com/dnkmmr69420/nix-installer-scripts/main/backup-scripts/create-backup-selinux.sh)
-
-echo "Reboot your system by typing"
-echo "systemctl reboot"

usr/bin/ublue-nix-uninstall

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+/nix/nix-installer uninstall
+
+echo "Removing profile changes..."
+
+sleep 1
+
+sudo rm -f /etc/profile.d/nix-app-icons.sh