From: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
Date: Fri, 22 Feb 2019 15:31:24 +0000 (+0100)
Subject: [lib] Add fatal validation of old kernel on Ubuntu
X-Git-Tag: opnfv-8.0.0~34
X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F86%2F67086%2F1;p=fuel.git

[lib] Add fatal validation of old kernel on Ubuntu

As reported in [1], kernel 4.4 seems to break nested virtualization,
add a fatal check against it.

[1] https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1797332

Change-Id: I0aef8a7340dd82bfeb2e58c9642623b9ec13dca5
Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
---

diff --git a/mcp/scripts/lib_jump_common.sh b/mcp/scripts/lib_jump_common.sh
index b89a33d71..7cfdd4254 100644
--- a/mcp/scripts/lib_jump_common.sh
+++ b/mcp/scripts/lib_jump_common.sh
@@ -97,6 +97,14 @@ function jumpserver_check_requirements {
         notify_n "[WARN] ${warn_br_endpoint}" 3
       fi
     fi
+    # https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1797332
+    if lsb_release -d | grep -q -e 'Ubuntu 16.04'; then
+      if uname -r | grep -q -e '^4\.4\.'; then
+        notify_n "[WARN] Host kernel too old; nested virtualization issues!" 3
+        notify_n "[WARN] apt install linux-generic-hwe-16.04 && reboot" 3
+        notify_e "[ERROR] Please upgrade the kernel and reboot!"
+      fi
+    fi
   fi
 }