mars/test_suite/scripts/modules/87_apply_fetch.sh
2013-07-04 10:22:39 +02:00

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#!/bin/bash
# Copyright 2010-2013 Frank Liepold / 1&1 Internet AG
#
# Email: frank.liepold@1und1.de
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#####################################################################
## this module provides functions to test independency of fetch and apply
#####################################################################
function apply_fetch_prepare
{
local secondary_host="${main_host_list[1]}"
local res=$(lv_config_get_lv_name ${resource_device_size_list[0]})
lib_wait_until_action_stops "syncstatus" $secondary_host $res \
$apply_fetch_maxtime_sync \
$apply_fetch_time_constant_sync
# after sync disk state must be Outdated || Uptodate
marsview_check $secondary_host $res "disk" ".*date.*" || lib_exit 1
}
function apply_fetch_run
{
local primary_host=${main_host_list[0]}
local secondary_host=${main_host_list[1]}
local res=$(lv_config_get_lv_name ${resource_device_size_list[0]})
local writer_pid writer_script
local logfile length_logfile
mount_mount_data_device
lib_rw_start_writing_data_device "writer_pid" "writer_script"
marsadm_pause_cmd "apply" $secondary_host $res
lib_wait_until_action_stops "replay" $secondary_host $res \
$apply_fetch_maxtime_apply \
$apply_fetch_time_constant_apply
marsview_check $secondary_host $res "disk" "Outdated\[.*A.*\]" \
marsview_check $secondary_host $res "repl" '-SF--' || lib_exit 1
apply_fetch_sleep $apply_fetch_time_writer_between_pause_replay_and_pause_fetch
marsadm_pause_cmd "fetch" $secondary_host $res
lib_wait_until_fetch_stops "apply_fetch" $secondary_host $primary_host \
$res "logfile" "length_logfile"
lib_rw_stop_writing_data_device $writer_script
case $apply_fetch_running_action in #(((
apply)
marsadm_do_cmd $secondary_host "resume-replay" $res || lib_exit 1
lib_wait_until_action_stops "replay" $secondary_host $res \
$apply_fetch_maxtime_apply_after_disconnect \
$apply_fetch_time_constant_apply_after_disconnect
marsadm_check_warn_file_and_disk_state $secondary_host $res \
"apply_stopped_after_disconnect"
marsview_check $secondary_host $res "repl" "-S-A-" || lib_exit 1
marsadm_do_cmd $secondary_host "connect" $res || lib_exit 1
;;
fetch)
marsadm_do_cmd $secondary_host "connect" $res || lib_exit 1
lib_wait_until_fetch_stops "apply_fetch" $secondary_host \
$primary_host $res "logfile" \
"length_logfile"
file_handling_check_equality_of_file_lengths $logfile \
$primary_host \
$secondary_host \
$length_logfile
marsview_check $secondary_host $res "disk" "Outdated\[.*A.*\]"
marsview_check $secondary_host $res "repl" "-SF--" \
|| lib_exit 1
marsadm_do_cmd $secondary_host "resume-replay" $res || lib_exit 1
;;
*) lib_exit 1 "invalid action $apply_fetch_running_action"
;;
esac
marsview_wait_for_state $secondary_host $res "disk" "Uptodate" \
$apply_fetch_maxtime_state_constant || lib_exit 1
marsview_wait_for_state $secondary_host $res "repl" "-SFA-" \
$apply_fetch_maxtime_state_constant || lib_exit 1
}
function apply_fetch_sleep
{
local time=$1
lib_vmsg " let writer run for $time seconds"
sleep $time
}
# - start mars_dev_writer apply must run
# - pause-apply on secondary to (nearly) end
# - pause-fetch on secondary of fetched
# - resume-apply on secondary logfile
#
# - start mars_dev_writer the whole
# - pause-apply on secondary logfile must be
# - pause-fetch on secondary fetched
# - stop mars_dev_writer
# - resume-fetch on secondary
#
# }