virt: add possibility to skip the check for chroot (#4374)

https://bugzilla.redhat.com/show_bug.cgi?id=1379852

diff --git a/src/basic/virt.c b/src/basic/virt.c
index 0fac74253f26d6ea5462d7f418e52028cf9631f2..3e8e1805f6a22281e766ae2d6fdcf419580a35f4 100644 (file)
--- a/src/basic/virt.c
+++ b/src/basic/virt.c
@@ -491,6 +491,9 @@ int detect_virtualization(void) {
 int running_in_chroot(void) {
         int ret;
 
+        if (getenv_bool("SYSTEMD_IGNORE_CHROOT") > 0)
+                return 0;
+
         ret = files_same("/proc/1/root", "/");
         if (ret < 0)
                 return ret;