namespace-util: Add extra debug logging

This commit is contained in:
Daan De Meyer
2026-02-17 16:44:37 +01:00
parent 5045a28ae1
commit 3791710f44
+15 -3
View File
@@ -68,6 +68,11 @@ static int pidref_namespace_open_by_type_internal(const PidRef *pidref, Namespac
if (pidref->fd >= 0) {
r = pidfd_get_namespace(pidref->fd, namespace_info[type].pidfd_get_ns_ioctl_cmd);
if (r == -ENOPKG)
return log_debug_errno(
r,
"Cannot open %s namespace for PID "PID_FMT" as the namespace type is not supported by the kernel",
namespace_info[type].proc_name, pidref->pid);
if (!ERRNO_IS_NEG_NOT_SUPPORTED(r))
return r;
}
@@ -83,10 +88,17 @@ static int pidref_namespace_open_by_type_internal(const PidRef *pidref, Namespac
if (nsfd == -ENOENT) {
r = proc_mounted();
if (r == 0)
return -ENOSYS; /* /proc/ is not available or not set up properly, we're most likely
in some chroot environment. */
/* /proc/ is not available or not set up properly, we're most likely in some chroot environment. */
return log_debug_errno(
SYNTHETIC_ERRNO(ENOSYS),
"Cannot open %s namespace for PID "PID_FMT" as /proc is not mounted",
namespace_info[type].proc_name, pidref->pid);
if (r > 0)
return -ENOPKG; /* If /proc/ is definitely around then this means the namespace type is not supported */
/* If /proc/ is definitely around then this means the namespace type is not supported */
return log_debug_errno(
SYNTHETIC_ERRNO(ENOPKG),
"Cannot open %s namespace for PID "PID_FMT" via /proc as the namespace type is not supported by the kernel",
namespace_info[type].proc_name, pidref->pid);
/* can't determine? then propagate original error */
}