mirror of https://github.com/deajan/obackup.git
Rewrite local space checks.
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deajan
parent
363148b907
commit
05ea27ac1b
93
obackup.sh
93
obackup.sh
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@ -2,7 +2,7 @@
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###### Remote (or local) backup script for files & databases
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###### (L) 2013 by Ozy de Jong (www.badministrateur.com)
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OBACKUP_VERSION=1.83 #### Build 1706201301
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OBACKUP_VERSION=1.83 #### Build 2206201301
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DEBUG=no
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SCRIPT_PID=$$
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@ -24,7 +24,8 @@ TOTAL_FILES_SIZE=0 # Total file size of $DIRECTORIES_TO_BACKUP
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# /dev/shm/obackup_dblist_$SCRIPT_PID Databases list and sizes
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# /dev/shm/obackup_dirs_recurse_list_$SCRIPT_PID Recursive directories list
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# /dev/shm/obackup_local_space_$SCRIPT_PID Local free space
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# /dev/shm/obackup_local_sql_storage_$SCRIPT_PID Local free space for sql backup
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# /dev/shm/obackup_local_file_storage_$SCRIPT_PID Local free space for file backup
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# /dev/shm/obackup_fsize_$SCRIPT_PID Size of $DIRECTORIES_TO_BACKUP
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# /dev/shm/obackup_rsync_output_$SCRIPT_PID Output of Rsync command
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# /dev/shm/obackup_config_$SCRIPT_PID Parsed configuration file
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@ -124,7 +125,8 @@ function EscapeSpaces
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function CleanUp
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{
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rm -f /dev/shm/obackup_dblist_$SCRIPT_PID
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rm -f /dev/shm/obackup_local_space_$SCRIPT_PID
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rm -f /dev/shm/obackup_local_sql_storage_$SCRIPT_PID
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rm -f /dev/shm/obackup_local_file_storage_$SCRIPT_PID
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rm -f /dev/shm/obackup_dirs_recurse_list_$SCRIPT_PID
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rm -f /dev/shm/obackup_fsize_$SCRIPT_PID
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rm -f /dev/shm/obackup_rsync_output_$SCRIPT_PID
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@ -355,6 +357,12 @@ function SetCompressionOptions
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function SetSudoOptions
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{
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## Add this to support prior config files without RSYNC_EXECUTABLE option
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if [ "$RSYNC_EXECUTABLE" == "" ]
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then
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RSYNC_EXECUTABLE=rsync
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fi
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if [ "$SUDO_EXEC" == "yes" ]
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then
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RSYNC_PATH="sudo $(which $RSYNC_EXECUTABLE)"
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@ -378,29 +386,72 @@ function CreateLocalStorageDirectories
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fi
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}
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function CheckLocalSpace
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function CheckSpaceRequirements
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{
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# Not elegant solution to make df silent on errors
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df -P $LOCAL_FILE_STORAGE > /dev/shm/obackup_local_space_$SCRIPT_PID 2>&1
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if [ $? != 0 ]
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if [ "$BACKUP_SQL" == "yes" ]
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then
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LOCAL_SPACE=0
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else
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LOCAL_SPACE=$(cat /dev/shm/obackup_local_space_$SCRIPT_PID | tail -1 | awk '{print $4}')
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if [ -d $LOCAL_SQL_STORAGE ]
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then
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# Not elegant solution to make df silent on errors
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df -P $LOCAL_SQL_STORAGE > /dev/shm/obackup_local_sql_storage_$SCRIPT_PID 2>&1
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if [ $? != 0 ]
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then
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LOCAL_SQL_SPACE=0
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else
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LOCAL_SQL_SPACE=$(cat /dev/shm/obackup_local_sql_storage_$SCRIPT_PID | tail -1 | awk '{print $4}')
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LOCAL_SQL_DRIVE=$(cat /dev/shm/obackup_local_sql_storage_$SCRIPT_PID | tail -1 | awk '{print $1}')
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fi
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if [ $LOCAL_SQL_SPACE -eq 0 ]
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then
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LogError "Local sql storage space reported to be 0Ko."
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elif [ $LOCAL_SQL_SPACE -lt $TOTAL_DATABASES_SIZE ]
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then
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LogError "Local disk space may be insufficient to backup files (available space is lower than non compressed databases)."
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fi
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else
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LogError "SQL storage path [$LOCAL_SQL_STORAGE] doesn't exist."
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fi
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fi
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if [ $LOCAL_SPACE -eq 0 ]
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if [ "$BACKUP_FILES" == "yes" ]
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then
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if [ -d $LOCAL_FILE_STORAGE ]
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then
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df -P $LOCAL_FILE_STORAGE > /dev/shm/obackup_local_file_storage_$SCRIPT_PID 2>&1
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if [ $? != 0 ]
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then
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LOCAL_FILE_SPACE=0
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else
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LOCAL_FILE_SPACE=$(cat /dev/shm/obackup_local_file_storage_$SCRIPT_PID | tail -1 | awk '{print $4}')
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LOCAL_FILE_DRIVE=$(cat /dev/shm/obackup_local_file_storage_$SCRIPT_PID | tail -1 | awk '{print $1}')
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fi
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if [ $LOCAL_FILE_SPACE -eq 0 ]
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then
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LogError "Local file storage space reported to be 0Ko."
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elif [ $LOCAL_FILE_SPACE -lt $TOTAL_FILES_SIZE ]
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then
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LogError "Local disk space may be insufficient to backup files (available space is lower than full backup)."
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fi
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else
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LogError "File storage path [$LOCAL_FILE_STORAGE] doesn't exist."
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fi
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fi
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if [ "$LOCAL_SQL_DRIVE" == "$LOCAL_FILE_DRIVE" ]
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then
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LogError "Local disk space reported to be 0 Ko. This may also happen if local storage path doesn't exist."
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elif [ $BACKUP_SIZE_MINIMUM -gt $(($TOTAL_DATABASES_SIZE+$TOTAL_FILES_SIZE)) ]
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then
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LogError "Backup size is smaller then expected."
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LOCAL_SPACE=$LOCAL_FILE_SPACE
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else
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LOCAL_SPACE=$(($LOCAL_SQL_SPACE+$LOCAL_FILE_SPACE))
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fi
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if [ $BACKUP_SIZE_MINIMUM -gt $(($TOTAL_DATABASES_SIZE+$TOTAL_FILES_SIZE)) ]
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then
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LogError "Backup size is smaller then expected."
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elif [ $LOCAL_STORAGE_WARN_MIN_SPACE -gt $LOCAL_SPACE ]
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then
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LogError "Local disk space is lower than warning value ($LOCAL_SPACE free Ko)."
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elif [ $LOCAL_SPACE -lt $(($TOTAL_DATABASES_SIZE+$TOTAL_FILES_SIZE)) ]
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then
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LogError "Local disk space may be insufficient (depending on rsync delta and DB compression ratio)."
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LogError "Local disk space is lower than warning value [$LOCAL_STORAGE_WARN_MIN_SPACE Ko]."
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fi
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Log "Local Space: $LOCAL_SPACE Ko - Databases size: $TOTAL_DATABASES_SIZE Ko - Files size: $TOTAL_FILES_SIZE Ko"
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}
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@ -895,7 +946,7 @@ function DryRun
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Log "Dirs backup list: $DIRECTORIES_TO_BACKUP"
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Log "Dirs exclude list: $DIRECTORIES_EXCLUDED_LIST"
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CheckLocalSpace
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CheckSpaceRequirements
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}
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function Main
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@ -915,7 +966,7 @@ function Main
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GetDirectoriesSize
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fi
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CreateLocalStorageDirectories
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CheckLocalSpace
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CheckSpaceRequirements
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# Make Backup
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if [ "$BACKUP_SQL" != "no" ]
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