#!/bin/bash
#############################################################
# Name:        Supportconfig Plugin for QEMU/KVM
# Description: Gathers important troubleshooting information
#              about QEMU
# Author:      Jim Fehlig <jfehlig@suse.com>
#############################################################

RCFILE="/usr/lib/supportconfig/resources/scplugin.rc"

if [ -s $RCFILE ]; then
    if ! source $RCFILE; then
        echo "ERROR: Initializing resource file: $RCFILE" >&2
        exit 1
    fi
fi

rpm_verify() {
    thisrpm="$1"
    local ret=0

    echo
    echo "#==[ Validating RPM ]=================================#"
    if rpm -q "$thisrpm" >/dev/null 2>&1; then
        echo "# rpm -V $thisrpm"

        if rpm -V "$thisrpm"; then
            echo "Status: Passed"
        else
            echo "Status: WARNING"
        fi
    else
        echo "package $thisrpm is not installed"
	ret=1
    fi
    echo
    return $ret
}

if ! rpm_verify qemu; then
    echo "Skipped"
    exit 0
fi

# skip if the host is xen
echo "#==[ Checking if booted Xen ]=================================#"
if [ -d /proc/xen ] && [ -e /proc/xen/capabilities ] && [ `cat /proc/xen/capabilities` = "control_d" ]; then
    echo "Yes"
    echo "Skipped"
    exit 0
else
    echo "No"
    echo
fi

# basic system information
plugin_command "uname -r"
plugin_command "lscpu"
plugin_command "kvm_stat -1"
plugin_command "lsmod | grep ^kvm"
for MODULE in `lsmod | grep ^kvm | cut -d ' ' -f 1`; do
    plugin_command "modinfo $MODULE"
done
plugin_command "ps -ef | grep qemu"

# list contents of common config and image directories
plugin_command "ls -alR /var/lib/kvm/images/"

# network-related info often useful for debugging
if [ systemctl is-enabled NetworkManager.service 2>&1 > /dev/null ]; then
    echo "NOTE: NetworkManager should not be enabled on a KVM host"
fi
plugin_command "route -n"
plugin_command "arp -v"
plugin_command "ip link show type bridge"
plugin_command "bridge link show"

echo "Done"