Added bubblewrap / apparmor fixes and diagnostic tools for troubleshooting it on related distros.

packaging/install-dependencies.sh

@@ -79,6 +79,12 @@ ptlinux_resolve_dependency_packages()
 			debian:openssl)
 				candidates=(openssl)
 				;;
+			debian:bubblewrap)
+				candidates=(bubblewrap)
+				;;
+			debian:apparmor)
+				candidates=(apparmor)
+				;;
 			fedora:python)
 				candidates=(python3)
 				;;
@@ -100,6 +106,9 @@ ptlinux_resolve_dependency_packages()
 			fedora:openssl)
 				candidates=(openssl)
 				;;
+			fedora:bubblewrap)
+				candidates=(bubblewrap)
+				;;
 			arch:python)
 				candidates=(python)
 				;;
@@ -121,6 +130,9 @@ ptlinux_resolve_dependency_packages()
 			arch:openssl)
 				candidates=(openssl)
 				;;
+			arch:bubblewrap)
+				candidates=(bubblewrap)
+				;;
 			arch:umu)
 				candidates=(umu-launcher)
 				;;
@@ -145,6 +157,9 @@ ptlinux_resolve_dependency_packages()
 			suse:openssl)
 				candidates=(openssl)
 				;;
+			suse:bubblewrap)
+				candidates=(bubblewrap)
+				;;
 			*)
 				printf 'No package mapping for %s on %s systems.\n' "$dependency" "$family" >&2
 				return 1
@@ -239,6 +254,18 @@ ptlinux_detect_missing_dependencies()
 	then
 		PTLINUX_MISSING_DEPENDENCIES+=(openssl)
 	fi
+	if [[ ! -x /usr/bin/bwrap ]]
+	then
+		PTLINUX_MISSING_DEPENDENCIES+=(bubblewrap)
+	fi
+	if [[ "$family" == "debian" \
+		&& ( "${PTLINUX_DISTRIBUTION_ID,,}" == "ubuntu" \
+			|| " ${PTLINUX_DISTRIBUTION_LIKE,,} " == *" ubuntu "* ) \
+		&& -e /proc/sys/kernel/apparmor_restrict_unprivileged_userns \
+		&& ! -x /usr/sbin/apparmor_parser ]]
+	then
+		PTLINUX_MISSING_DEPENDENCIES+=(apparmor)
+	fi
 	if [[ "$family" == "arch" ]] && ! command -v umu-run >/dev/null 2>&1
 	then
 		PTLINUX_MISSING_DEPENDENCIES+=(umu)