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#!/bin/bash
set -o nounset
declare INC_PATH="./inc"
declare CONF_PATH="."
declare l_res
export arg_source_machine
export cfg_source_possible_addresses
export cfg_rsh_command
export cfg_rsync_copy_opts
export cfg_rsync_reporting_opts
export cfg_rsync_exclude_basepath
export cfg_rsync_source_paths
export cfg_rsync_dest_basepath
export runtime_source_address
export log_type log_message
source "$INC_PATH/functions.sh"
parse_args "$@"
l_res=$?
if [ $l_res -ne 0 ]
then print_usage
exit 1
fi
log_type=LOG_ERR
log_message="Curent environnement is not usable, aborting"
run_or_die 2 check_env
log_type=LOG_ERR
log_message="Unable to load conf for '$arg_source_machine'"
run_or_die 3 load_conf "$CONF_PATH/bkp.ini" "$arg_source_machine"
log LOG_NOTICE main "Starting backup of '$arg_source_machine'"
log_type=LOG_ERR
log_message="Unable to reach '$arg_source_machine'"
run_or_die 4 find_source_address "$cfg_source_possible_addresses"
log LOG_NOTICE main "Source machine '$arg_source_machine' will be accessed via '${runtime_source_address:-localhost}'"
if [ -z "$runtime_source_address" ]
then runtime_rsh_command=""
runtime_rsync_src=""
else runtime_rsh_command="$cfg_rsh_command"
runtime_rsync_src="$runtime_source_address:"
fi
if [ "isset" == "${cfg_pre_backup_remote_script_path:+isset}" ]
then log_type=LOG_ERR
log_message="Unable to execute pre_backup_script on '$arg_source_machine'"
eval "echo $runtime_rsh_command $runtime_source_address $cfg_pre_backup_remote_script_path"
run_or_die 5 eval "$runtime_rsh_command $runtime_source_address $cfg_pre_backup_remote_script_path"
fi
runtime_rsync_dest_basepath="$cfg_rsync_dest_basepath/$arg_source_machine"
runtime_rsync_opts="$cfg_rsync_copy_opts $cfg_rsync_reporting_opts"
l_oldifs=$IFS
IFS=", "
for runtime_rsync_source_path in $cfg_rsync_source_paths
do
runtime_rsync_dest_lastpath="$(basename $runtime_rsync_source_path)"
[ "$runtime_rsync_dest_lastpath" == "/" ] && runtime_rsync_dest_lastpath="rootfs"
log LOG_NOTICE main "Starting backup from ${runtime_rsync_src}${runtime_rsync_source_path} to $runtime_rsync_dest_basepath/$runtime_rsync_dest_lastpath"
runtime_rsync_exclude_opts=""
if [ -n "$cfg_rsync_exclude_basepath" ]
then runtime_rsync_exclude_file="$cfg_rsync_exclude_basepath/$arg_source_machine/exclude-$runtime_rsync_dest_lastpath.lst"
if [ -r "$runtime_rsync_exclude_file" ]
then runtime_rsync_exclude_opts="--exclude-from=$runtime_rsync_exclude_file --delete-excluded"
else log LOG_NOTICE main "No exclude file : '$runtime_rsync_exclude_file'"
fi
fi
rsync -e "$runtime_rsh_command" $runtime_rsync_opts $runtime_rsync_exclude_opts "${runtime_rsync_src}${runtime_rsync_source_path}/" "$runtime_rsync_dest_basepath/$runtime_rsync_dest_lastpath/" | tee "$runtime_rsync_dest_basepath/$runtime_rsync_dest_lastpath.log"
l_res=$?
if [ $l_res -ne 0 ]
then log LOG_WARN rsync "rsync has returned a non-0 code : '$l_res'"
fi
log LOG_NOTICE main "Ending backup"
sync
done
IFS="$l_oldifs"
if [ "isset" == "${cfg_post_backup_remote_script_path:+isset}" ]
then log_type=LOG_ERR
log_message="Unable to execute post_backup_script on '$arg_source_machine'"
run_or_die 6 eval "$runtime_rsh_command $runtime_source_address $cfg_post_backup_remote_script_path"
fi
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