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-rw-r--r--src/nspawn/nspawn.c19
-rw-r--r--src/shared/util.c9
-rw-r--r--src/shared/util.h1
3 files changed, 29 insertions, 0 deletions
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index fbf23440f7..8aa7b451bb 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -2210,6 +2210,7 @@ static int register_machine(pid_t pid, int local_ifindex) {
} else {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
char **i;
+ unsigned j;
r = sd_bus_message_new_method_call(
bus,
@@ -2276,6 +2277,24 @@ static int register_machine(pid_t pid, int local_ifindex) {
if (r < 0)
return bus_log_create_error(r);
+ for (j = 0; j < arg_n_custom_mounts; j++) {
+ CustomMount *cm = &arg_custom_mounts[j];
+
+ if (cm->type != CUSTOM_MOUNT_BIND)
+ continue;
+
+ r = is_device_node(cm->source);
+ if (r < 0)
+ return log_error_errno(r, "Failed to stat %s: %m", cm->source);
+
+ if (r) {
+ r = sd_bus_message_append(m, "(sv)", "DeviceAllow", "a(ss)", 1,
+ cm->source, cm->read_only ? "r" : "rw");
+ if (r < 0)
+ return log_error_errno(r, "Failed to append message arguments: %m");
+ }
+ }
+
if (arg_kill_signal != 0) {
r = sd_bus_message_append(m, "(sv)", "KillSignal", "i", arg_kill_signal);
if (r < 0)
diff --git a/src/shared/util.c b/src/shared/util.c
index 72711e133a..dda88bd2ee 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -5435,6 +5435,15 @@ int is_dir(const char* path, bool follow) {
return !!S_ISDIR(st.st_mode);
}
+int is_device_node(const char *path) {
+ struct stat info;
+
+ if (lstat(path, &info) < 0)
+ return -errno;
+
+ return !!(S_ISBLK(info.st_mode) || S_ISCHR(info.st_mode));
+}
+
int unquote_first_word(const char **p, char **ret, UnquoteFlags flags) {
_cleanup_free_ char *s = NULL;
size_t allocated = 0, sz = 0;
diff --git a/src/shared/util.h b/src/shared/util.h
index 0c81e3dc45..22f505c0cb 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -852,6 +852,7 @@ int take_password_lock(const char *root);
int is_symlink(const char *path);
int is_dir(const char *path, bool follow);
+int is_device_node(const char *path);
typedef enum UnquoteFlags {
UNQUOTE_RELAX = 1,