CI: add unit test run without proc/sys/dev

Author: bluca

.github/workflows/unit_tests.sh

@@ -25,6 +25,7 @@ ADDITIONAL_DEPS=(
     python3-pytest
     rpm
     zstd
+    debootstrap
 )
 
 function info() {
@@ -128,6 +129,18 @@ for phase in "${PHASES[@]}"; do
             (set +x; while :; do echo -ne "\n[WATCHDOG] $(date)\n"; sleep 30; done) &
             meson test --timeout-multiplier=3 -C build --print-errorlogs
             ;;
+        RUN_NOPROC)
+            debootstrap testing testing
+            chroot testing mkdir -p /tmp/src/
+            chroot testing sh -c "echo 'deb-src http://deb.debian.org/debian testing main' > /etc/apt/sources.list.d/testing-src.list"
+            chroot testing apt-get update
+            chroot testing apt-get build-dep -y systemd
+            mount --bind . testing/tmp/src
+            chroot testing meson -Dnobody-group=nogroup -Dslow-tests=true build
+            chroot testing ninja -C build -v
+            chroot testing meson test -C build --print-errorlogs
+            umount --lazy testing/tmp/src
+            ;;
         CLEANUP)
             info "Cleanup phase"
             if [ ! -f /etc/machine-id ] && [ -w /etc/machine-id.bak ]; then

.github/workflows/unit_tests.yml

@@ -8,6 +8,7 @@ on:
     branches:
       - main
       - v[0-9]+-stable
+      - build_noproc
 
 permissions:
   contents: read
@@ -21,7 +22,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        run_phase: [GCC, GCC_ASAN_UBSAN, CLANG, CLANG_RELEASE, CLANG_ASAN_UBSAN, CLANG_ASAN_UBSAN_NO_DEPS]
+        run_phase: [GCC, GCC_ASAN_UBSAN, CLANG, CLANG_RELEASE, CLANG_ASAN_UBSAN, CLANG_ASAN_UBSAN_NO_DEPS NOPROC]
         cryptolib: [auto]
         include:
           - run_phase: GCC