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ETERNUS SF AdvancedCopy Manager 14.2 運用手引書

A.2.1 バックアップ実行時の前処理

バックアップ実行時の前処理のシェルスクリプト名は、以下のとおりです。

バックアップ時の前処理シェルスクリプト

  1: #!/bin/sh
  2:
  3: # AdvancedCopy Manager
  4: # All Rights Reserved, Copyright FUJITSU LIMITED, 2002-2009
  5:
  6: #
  7: #   Pre-processing of backup processing
  8: #
  9: #       Argument: $1 Device name of transaction disk
 10: #                 $2 Mount point of transaction disk
 11: #                 $3 Device name of backup disk
 12: #
 13: #  Error number
 14: #           2: Argument error
 15: #          10: umount error
 16: #          13: Illegal mount type (bind/stack mount)
 17:
 18:
 19: # Argument check
 20: case $# in
 21: 1)
 22:    ;;
 23: 2)
 24:    ;;
 25: 3)
 26:    ;;
 27: *)
 28:    exit 2
 29:    ;;
 30: esac
 31:
 32: device="`echo $1`"
 33: mount_point="`echo $2`"
 34: bk_device="`echo $3`"
 35:
 36: # Determination postprocessing file name
 37:
 38: if [ "$SWSTGNODE" != "" ]
 39: then
 40: swstg_node="/`echo $SWSTGNODE`"
 41: else
 42: swstg_node=""
 43: fi
 44:
 45: err_log_path="/var/opt/FJSVswsts"$swstg_node"/log"
 46:
 47: if [ "`echo $device | /bin/grep "/dev/sd"`" != "" ]
 48: then
 49:    # /dev/sd? -> sd?
 50:    dev="`echo $device | /bin/sed "s/\/dev\///"`"
 51: elif [ "`echo $device | /bin/grep "/dev/FJSV"`" != "" ]
 52: then
 53:    # /dev/FJSVmphd/dsk/mplb?s? -> mplb?s?
 54:    # /dev/FJSVmphd/dsk/mphd?s? -> mphd?s?
 55:    dev="`echo $device | /bin/cut -d/ -f5`"
 56: elif [ "`echo $device | /bin/grep "/dev/sfdsk/"`" != "" ]
 57: then
 58:    if [ "`echo $device | /bin/grep ":"`" != ""   ]
 59:    then
 60:            devnam="`echo $device | /bin/cut -d: -f2-`"
 61:            # /dev/sfdsk/class/dsk/volume:sd? -> class_volume_sd?
 62:            dev="`echo $device | /bin/sed "s/\/dev\/sfdsk\///"`"
 63:            dev="`echo $dev | /bin/sed "s/\/dsk\//_/"`"
 64:            dev="`echo $dev | /bin/sed "s/:/_/"`"
 65:            device="`echo $device | /bin/cut -d: -f1`"
 66:            if [ "`echo $devnam | /bin/grep "/dev/disk/by-id/"`" != "" ]
 67:            then
 68:                    # /dev/sfdsk/class/dsk/volume:/dev/disk/by-id/<device> -> class_volume__by_id_<device>
 69:                    dev="`echo $dev | /bin/sed "s/\/dev\/disk\/by-id\//_by-id_/"`"
 70:            elif [ "`echo $devnam | /bin/grep "/dev/disk/by-path/"`" != "" ]
 71:            then
 72:                    # /dev/sfdsk/class/dsk/volume:/dev/disk/by-path/<device> -> class_volume__by_path_<device>
 73:                    dev="`echo $dev | /bin/sed "s/\/dev\/disk\/by-path\//_by-path_/"`"
 74:            fi
 75:    else
 76:            # /dev/sfdsk/class/dsk/volume -> _gds_class_volume
 77:            dev="_gds_`echo $device | /bin/sed "s/\/dev\/sfdsk\///"`"
 78:            dev="`echo $dev | /bin/sed "s/\/dsk\//_/"`"
 79:    fi
 80: elif [ "`echo $device | /bin/grep "/dev/disk/by-id/"`" != "" ]
 81: then
 82:    # "/dev/disk/by-id/<device>" -> "_by-id_<device>"
 83:    dev="_by-id_`echo $device | /bin/sed "s/\/dev\/disk\/by-id\///"`"
 84: elif [ "`echo $device | /bin/grep "/dev/disk/by-path/"`" != "" ]
 85: then
 86:    # "/dev/disk/by-path/<device>" -> "_by-path_<device>"
 87:    dev="_by-path_`echo $device | /bin/sed "s/\/dev\/disk\/by-path\///"`"
 88: else
 89:    exit 0
 90: fi
 91: post_file="/etc/opt/FJSVswsts"$swstg_node"/data/DEFAULT/"$dev".pre"
 92: fstype_file="/etc/opt/FJSVswsts"$swstg_node"/data/DEFAULT/"$dev".fstype"
 93: bd_file="/etc/opt/FJSVswsts"$swstg_node"/data/DEFAULT/"$dev".bd"
 94:
 95: if [ "$mount_point" != "" ]
 96: then
 97:
 98: # When device cannot be unmounted
 99: #
100: #  if [ "$device" = "/dev/sdX" -o "$device" = "/dev/sdY" ]
101: #  then
102: #          if [ "$bk_device" != "" ]
103: #          then
104: #                  echo $bk_device > $bd_file
105: #          fi
106: #          /bin/awk "\$2==\"$mount_point\" {print \$3}" /proc/mounts > $fstype_file
107: #          /bin/sync
108: #          /bin/sync
109: #          /bin/sync
110: #          echo "fsck" > $post_file
111:
112: # When device can be unmounted
113: #
114: #  else
115:            if [ `/bin/cat /proc/mounts |/bin/cut -d' ' -f 2|/bin/grep "^$mount_point\$"|/usr/bin/wc -w` != 1 ]; then
116:                    # stack mount (multi device on $mount_point)
117:                    /bin/mount  > $err_log_path/$dev.umount 2>&1
118:                    exit 13
119:            fi
120:            if [ `/bin/cat /proc/mounts |/bin/cut -d' ' -f 1|/bin/grep "^$device\$"|/usr/bin/wc -w` != 1 ]; then
121:                    # bind mount (device has multi mount point)
122:                    /bin/mount  > $err_log_path/$dev.umount 2>&1
123:                    exit 13
124:            fi
125:
126:            /bin/awk "\$2==\"$mount_point\" {print \$3}" /proc/mounts > $fstype_file
127:            /bin/umount $mount_point 2>/dev/null
128:            if [ $? != 0 ]
129:            then
130:                    retry_count=3
131:                    sleep_time=1
132:                    result_flag=1
133:
134:                    while [ $retry_count -gt 0 ]
135:                    do
136:                            /bin/umount $mount_point > $err_log_path/$dev.umount 2>&1
137:                            if [ $? != 0 ]
138:                            then
139:                                    retry_count=`expr $retry_count - 1`
140:                                    /bin/sleep $sleep_time
141:                            else
142:                                    /bin/rm -f $err_log_path/$dev.umount
143:                                    result_flag=0
144:                                    break
145:                            fi
146:                    done
147:
148:                    if [ $result_flag != 0 ]
149:                    then
150:                            /sbin/fuser -vum $mount_point> $err_log_path/$dev.fuser 2>&1
151:                            /bin/ps -ef > $err_log_path/$dev.ps 2>&1
152:
153:                            exit 10
154:                    fi
155:            fi
156:            echo "mount" > $post_file
157:
158: #  fi
159:
160: # When device was not mounted
161: #
162: else
163:    echo "none" > $post_file
164: fi
165:
166: exit 0