#!/bin/sh
# PCP QA Test No. 1680
# Exercise the openvswitch PMDA - install, remove and values.
#
# Copyright (c) 2020 Ashwin Nayak.  All Rights Reserved.

# Install openvswitch with:
# sudo dnf install openvswitch
# Enable connection:
# sudo /usr/share/openvswitch/scripts/ovs-ctl start
# Add a temp switch with:
# sudo ovs-vsctl add-br myswitch
# This switch can be removed by
# sudo ovs-vsctl del-br myswitch

seq=`basename $0`
echo "QA output created by $seq"

# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check

[ -d $PCP_PMDAS_DIR/openvswitch ] || _notrun "openvswitch PMDA is not installed"
which ovs-vsctl >/dev/null 2>&1 || _notrun "missing required ovs-vsctl command"

status=1	# failure is the default!
$sudo rm -rf $tmp $tmp.* $seq.full

pmdaopenvswitch_remove()
{
    echo
    echo "=== remove openvswitch agent ==="
    $sudo ./Remove >$tmp.out 2>&1
    _filter_pmda_remove <$tmp.out
}

pmdaopenvswitch_install()
{
    # start from known starting points
    cd $PCP_PMDAS_DIR/openvswitch
    $sudo ./Remove >/dev/null 2>&1
    _service pmcd stop | _filter_pcp_stop

    echo
    echo "=== openvswitch agent installation ==="
    $sudo ./Install </dev/null >$tmp.out 2>&1
    # Check metrics have appeared ... X metrics and Y values
    _filter_pmda_install <$tmp.out \
    | sed \
        -e '/^Waiting for pmcd/s/\.\.\.[. ]*$/DOTS/' \
    | $PCP_AWK_PROG '
/Check openvswitch metrics have appeared/  { if ($8 == "metrics") $7 = "X"
                                             if ($11 == "values") $10 = "Y"
                                           }
/Info: Failed to get switch info/	   { next }
                                           { print }'
}

_prepare_pmda openvswitch
trap "_cleanup_pmda openvswitch; exit \$status" 0 1 2 3 15

_stop_auto_restart pmcd

# real QA test starts here
pmdaopenvswitch_install
pmdaopenvswitch_remove

# QA test done
status=0
exit
