Merge pull request #448 from scottjones/contrib/grok-bot-aarch64

Build Grok Bot 0.47.0 for aarch64 and fix desktop packaging

pkgbuilds/grok-bot/PKGBUILD

@@ -2,14 +2,15 @@
 # Contributor: Omarchy
 
 pkgname=grok-bot
-pkgver=0.29.0
+pkgver=0.47.0
 pkgrel=1
-_commit=f0e5bfcee649ea84c0c61369cf896cd146d72136
+_commit=c1e7d7a46549956d25f53e9c0b9f59666e03aa3a
 pkgdesc='Grok Bot desktop agent'
-arch=('x86_64')
+arch=('x86_64' 'aarch64')
 url='https://x.ai/bot'
 license=('custom')
 depends=(
+  'alsa-lib'
   'at-spi2-core'
   'gtk3'
   'hicolor-icon-theme'
@@ -25,32 +26,36 @@ optdepends=('libappindicator-gtk3: tray support')
 provides=('sand')
 conflicts=('sand')
 options=('!strip' '!debug')
+install=grok-bot.install
+
+_deb_x86_64="grok-bot_${pkgver}_amd64.deb"
+_deb_aarch64="grok-bot_${pkgver}_arm64.deb"
 source=(
-  "${pkgname}_${pkgver}.deb::https://downloads.cursor.com/grokbot/stable/${_commit}/linux/x64/Grok_Bot_${pkgver}.deb"
   'grok-bot.sh'
   'grok-bot.desktop'
 )
-sha256sums=('d223b5830282aef11d5c46d8f4d1edd239bf992e336405cbd288d4476b9233d4'
+source_x86_64=(
-            '6dfa6c305941afa6cbaefbeaae06d05ab5a88f31630005d25a819a160c20c7a3'
+  "${_deb_x86_64}::https://downloads.cursor.com/grokbot/stable/${_commit}/linux/x64/${_deb_x86_64}"
-            '856056c9ca63dda5d01158ce8fb6a9a7cbb3f67c13a92b573cd196d3e50f26e7')
+)
-noextract=("${pkgname}_${pkgver}.deb")
+source_aarch64=(
+  "${_deb_aarch64}::https://downloads.cursor.com/grokbot/stable/${_commit}/linux/arm64/${_deb_aarch64}"
+)
+sha256sums=('6dfa6c305941afa6cbaefbeaae06d05ab5a88f31630005d25a819a160c20c7a3'
+            '3e2a2461ea58d17ac1777616be9ba660f7cb9ceefa9292016e36c55758bf78dd')
+sha256sums_x86_64=('11ca0f51a535b97af51a352adf9c0f9ecd2e1b0430a69ae9451b688a7a065808')
+sha256sums_aarch64=('836f8d19d3826c6573c31ac45c7a9b797abc73381ae0d2b1e7a8dae5410e7e46')
+noextract=("${_deb_x86_64}" "${_deb_aarch64}")
 
 package() {
-  bsdtar -xOf "${srcdir}/${pkgname}_${pkgver}.deb" data.tar.xz |
+  local deb_var="_deb_${CARCH}"
+  local deb="${!deb_var}"
+
+  bsdtar -xOf "${srcdir}/${deb}" data.tar.xz |
     bsdtar -x -C "${pkgdir}" -f -
 
   rm -rf "${pkgdir}/usr/share/doc" \
-    "${pkgdir}/usr/share/applications/sand.desktop"
+         "${pkgdir}/usr/share/applications/sand.desktop" \
-
+         "${pkgdir}/usr/share/applications/grok-bot.desktop"
-  local icon1024="${pkgdir}/usr/share/icons/hicolor/1024x1024/apps"
-  if [[ -f "${icon1024}/sand.png" && ! -f "${icon1024}/grok-bot.png" ]]; then
-    install -Dm644 "${icon1024}/sand.png" "${icon1024}/grok-bot.png"
-  fi
-  rm -f "${icon1024}/sand.png"
-  if [[ -f "${icon1024}/grok-bot.png" ]]; then
-    install -Dm644 "${icon1024}/grok-bot.png" \
-      "${pkgdir}/usr/share/icons/hicolor/512x512/apps/grok-bot.png"
-  fi
 
   # Always install our Wayland wrapper; do not keep any /usr/bin from the .deb.
   rm -f "${pkgdir}/usr/bin/grok-bot" "${pkgdir}/usr/bin/sand"
@@ -64,9 +69,10 @@ package() {
   install -Dm644 "${pkgdir}/opt/Grok Bot/LICENSES.chromium.html" \
     "${pkgdir}/usr/share/licenses/${pkgname}/LICENSES.chromium.html"
 
-  if ! { [[ -L /proc/self/ns/user ]] && unshare --user true; }; then
+  # Ship chrome-sandbox without setuid. Upstream's build-time userns probe
-    chmod 4755 "${pkgdir}/opt/Grok Bot/chrome-sandbox"
+  # would measure the CI container, not the user's machine, and a setuid
-  else
+  # helper could not exec from "/opt/Grok Bot/" anyway (electron#44414).
-    chmod 0755 "${pkgdir}/opt/Grok Bot/chrome-sandbox"
+  # grok-bot.install tells users on kernels without unprivileged user
-  fi
+  # namespaces how to run without the sandbox.
+  chmod 0755 "${pkgdir}/opt/Grok Bot/chrome-sandbox"
 }

pkgbuilds/grok-bot/grok-bot.desktop

@@ -8,6 +8,6 @@ Terminal=false
 Type=Application
 Categories=Development;
 MimeType=x-scheme-handler/grokbot;x-scheme-handler/sand;
-StartupWMClass=Grok Bot
+StartupWMClass=grok-bot
 StartupNotify=true
 Keywords=Grok;AI;Agent;

pkgbuilds/grok-bot/grok-bot.install

@@ -0,0 +1,41 @@
+# Electron's renderer sandbox needs unprivileged user namespaces, or else a
+# setuid-root chrome-sandbox. Upstream omarchy-pkgs probes for user namespaces
+# inside package() and sets 4755 when they are missing. That is wrong twice
+# for this repo: the build runs in a CI container where the probe fails, so
+# every user would get the setuid helper; and the helper lives under
+# "/opt/Grok Bot/", and Electron cannot exec a setuid chrome-sandbox from a
+# path with a space (electron/electron#44414), so 4755 would not even work.
+#
+# The package therefore always ships chrome-sandbox as 0755. This hook only
+# tells the user what to do on a host that lacks unprivileged user namespaces.
+# The probe drops to nobody first: pacman runs hooks as root, and root can
+# unshare a user namespace even where unprivileged users cannot.
+_userns_available() {
+  [[ -L /proc/self/ns/user ]] || return 1
+  if (( EUID == 0 )) && command -v setpriv >/dev/null; then
+    setpriv --reuid=65534 --regid=65534 --clear-groups -- unshare --user true 2>/dev/null
+  else
+    # Already unprivileged (or no setpriv): the direct probe is the real answer.
+    unshare --user true 2>/dev/null
+  fi
+}
+
+_advise() {
+  _userns_available && return 0
+  cat <<'MSG'
+==> Unprivileged user namespaces are unavailable on this kernel, so Grok Bot's
+    renderer sandbox cannot start. A setuid chrome-sandbox is not an option
+    here: Electron cannot exec it from "/opt/Grok Bot/" (electron#44414).
+    To run without the sandbox, add this line to ~/.config/grok-bot-flags.conf:
+
+        --no-sandbox
+MSG
+}
+
+post_install() {
+  _advise
+}
+
+post_upgrade() {
+  _advise
+}