mirror of https://github.com/schoebel/mars
113 lines
3.7 KiB
Bash
113 lines
3.7 KiB
Bash
#!/bin/bash
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# Copyright 2010-2013 Frank Liepold / 1&1 Internet AG
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#
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# Email: frank.liepold@1und1.de
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#####################################################################
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function net_run
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{
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local primary_host=${main_host_list[0]}
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local secondary_host="${main_host_list[1]}"
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local res=${resource_name_list[0]}
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local dev=$(lv_config_get_lv_device $res)
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local writer_pid writer_script write_count
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net_check_variables
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# replace string remote_host with $secondary_host
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declare -A impact_cmd
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eval impact_cmd=(\
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$(for x in ${!net_impact_cmd[@]};do
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printf "[$x]='${net_impact_cmd[$x]//remote_host/$secondary_host}' ";
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done)\
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)
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net_do_impact_cmd $primary_host "impact_cmd" "check_off"
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mount_mount_data_device
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resource_clear_data_device $primary_host $res
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lib_rw_start_writing_data_device $primary_host "writer_pid" \
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"writer_script" 0 1 $res
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sleep $net_time_data_dev_writer
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net_do_impact_cmd $primary_host "impact_cmd" "on"
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sleep $net_time_data_dev_writer
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net_do_impact_cmd $primary_host "impact_cmd" "off"
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lib_rw_stop_writing_data_device $primary_host $writer_script "write_count"
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main_error_recovery_functions["lib_rw_stop_scripts"]=
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mount_umount_data_device $primary_host $res
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lib_wait_for_secondary_to_become_uptodate_and_cmp_cksums "net" \
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$secondary_host $primary_host $res $dev 0
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}
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function net_do_impact_cmd
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{
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local host=$1 cmd_array_varname="$2" array_index="$3"
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local declare_string="$(declare -p $cmd_array_varname)"
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eval declare -A cmd_array="${declare_string#*$cmd_array_varname=}"
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local cmd="${cmd_array[$array_index]}"
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local rc_req=0 check_array_index
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case $array_index in #(((
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check*) rc_req=${cmd_array[${array_index}_rc]}
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;;
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on|off) check_array_index=check_$array_index
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if [ $array_index = "on" ]; then
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main_error_recovery_functions["net_do_impact_cmd"]="$host cmd_array off"
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else
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main_error_recovery_functions["net_do_impact_cmd"]=
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fi
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;;
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*) lib_exit 1 "invalid array_index $array_index"
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;;
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esac
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lib_vmsg " executing on $host $cmd. Req. return code = $rc_req"
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lib_remote_idfile $host "$cmd"
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rc=$?
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if [ \( $rc -eq 0 -a $rc_req -ne 0 \) \
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-o \( $rc -ne 0 -a $rc_req -eq 0 \) ]
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then
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lib_exit 1 "command $impact_cmd on $host returned unexpectedly $rc"
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fi
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if [ -n "$check_array_index" ];then
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net_do_impact_cmd $host cmd_array $check_array_index
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fi
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}
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function net_check_variables
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{
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local switch index
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for switch in "on" "off"; do
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for index in $switch check_$switch check_${switch}_rc; do
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if [ -z "${net_impact_cmd[$index]}" ]; then
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lib_exit 1 "net_impact_cmd[$index] not set"
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fi
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done
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done
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}
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