2022-11-04 11:10:43
This commit is contained in:
@@ -1,37 +1,112 @@
|
||||
#!/bin/bash
|
||||
ARCHPATH='/path/to/backup/daily/'
|
||||
SUBDIR='backup_data'
|
||||
SKIPDBS=('mysql' 'schema' 'to' 'skip')
|
||||
FULLRESTORE=true
|
||||
SKIPDBS=('mysql')
|
||||
FULLRESTORE=false
|
||||
SETPOSDB=db_for_master_log_position
|
||||
CFG='~/.my.cnf'
|
||||
DRY_RUN=false
|
||||
NOPROMPT=false
|
||||
CMD=''
|
||||
#---
|
||||
|
||||
while [[ $# -gt 0 ]]; do
|
||||
case $1 in
|
||||
-d|--dry-run)
|
||||
DRY_RUN=true
|
||||
CMD=echo
|
||||
$PIPE
|
||||
shift 1
|
||||
;;
|
||||
-a|--arch)
|
||||
ARCHPATH=$2
|
||||
shift 2
|
||||
;;
|
||||
-s|--subdir)
|
||||
SUBDIR=$2
|
||||
shift 2
|
||||
;;
|
||||
-k|--skip)
|
||||
SKIPDBS=($2)
|
||||
shift 2
|
||||
;;
|
||||
-f|--full)
|
||||
FULLRESTORE=true
|
||||
shift 1
|
||||
;;
|
||||
-p|--pos)
|
||||
SETPOSDB=$2
|
||||
shift 2
|
||||
;;
|
||||
-c|--cfg)
|
||||
CFG=$2
|
||||
shift 2
|
||||
;;
|
||||
-n|--noprompt )
|
||||
NOPROMPT=true
|
||||
shift 1
|
||||
;;
|
||||
*) echo 'error in command line parsing' >&2
|
||||
exit 1
|
||||
esac
|
||||
done
|
||||
|
||||
ARCHPATH="${ARCHPATH%/}/"
|
||||
SUBDIR="${SUBDIR%/}/"
|
||||
|
||||
|
||||
echo "restore with options:"
|
||||
echo -e "\tarchive path = $ARCHPATH"
|
||||
echo -e "\tsubdirectory = $SUBDIR"
|
||||
echo -e "\tDBs to skip = ${SKIPDBS[@]}"
|
||||
echo -e "\tfull restore = $FULLRESTORE"
|
||||
echo -e "\tDB for position = $SETPOSDB"
|
||||
echo -e "\tconfig file = $CFG"
|
||||
echo -e "\tdry run = $DRY_RUN"
|
||||
echo -e "\n"
|
||||
|
||||
if [[ -f "$CFG" ]]; then
|
||||
if [[ ! $(grep user ~/.my.cnf) ]]; then
|
||||
echo "ERROR: 'user' field not found in '$CFG'"
|
||||
exit 1
|
||||
fi
|
||||
if [[ ! $(grep password ~/.my.cnf) ]]; then
|
||||
echo "ERROR: 'password' field not found in '$CFG'"
|
||||
exit 1
|
||||
fi
|
||||
else
|
||||
echo "ERROR: configuration file '$CFG' not found"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
if [[ $NOPROMPT == false ]]; then
|
||||
read -n 1 -p "restore? [Y/n] " reply;
|
||||
if [[ $reply == [Nn] ]]; then
|
||||
echo -e "\naborting"
|
||||
exit 1
|
||||
fi
|
||||
fi
|
||||
|
||||
echo -e "\nrestoring"
|
||||
|
||||
START=$(date +%s)
|
||||
|
||||
if [[ ! $(grep user ~/.my.cnf) ]]; then
|
||||
echo -e "ERROR: 'user' field not found in '$CFG'"
|
||||
exit;
|
||||
fi
|
||||
|
||||
if [[ ! $(grep password ~/.my.cnf) ]]; then
|
||||
echo -e "ERROR: 'password' field not found in '$CFG'"
|
||||
exit;
|
||||
fi
|
||||
|
||||
echo -e "\n--START: $(date +%F\ %T)\nrestoring most recent backups from $ARCHPATH"
|
||||
echo -e "\tstopping replication\n";
|
||||
mysql -e "STOP SLAVE;"
|
||||
$CMD mysql -e "STOP SLAVE;"
|
||||
|
||||
NEWDATE=$(ls -1r "$ARCHPATH" | head -1)
|
||||
NEWPATH="$ARCHPATH$NEWDATE$SUBDIR"
|
||||
|
||||
if [[ $FULLRESTORE == false ]]; then
|
||||
OLDDATE=$(ls -1d $ARCHPATH | head -1)
|
||||
OLDDATE=$(ls -1rt "$ARCHPATH" | head -1)
|
||||
OLDPATH="$ARCHPATH$OLDATE$SUBDIR"
|
||||
echo "compartive restoration selected: files from '$NEWDATE' will be compared to '$OLDDATE'"
|
||||
else
|
||||
echo "full restorion selected: comparisons will be made, all non-excluded databases will be restored"
|
||||
echo "full restorion selected: comparisons will not be made, all non-excluded databases will be restored"
|
||||
fi
|
||||
|
||||
NEWDATE=$(ls -1rd $ARCHPATH | head -1)
|
||||
for FILE in $NEWDATE/$SUBDIR/*.gz; do
|
||||
for FILE in $NEWPATH/*.gz; do
|
||||
FILE=$(basename $FILE)
|
||||
STARTLOOP=$(date +%s)
|
||||
echo -e "\n$(date +%F\ %T) | $FILE:"
|
||||
@@ -40,20 +115,20 @@ for FILE in $NEWDATE/$SUBDIR/*.gz; do
|
||||
if [[ "${SKIPDBS[*]}" =~ ${FILE%%.*} ]]; then echo -e "\t-- skipping $FILE";continue; fi;
|
||||
|
||||
if [[ ! -z $OLDDATE ]]; then
|
||||
OLDSIZE=$(stat -c %s $OLDDATE/$SUBDIR/$FILE)
|
||||
OLDSIZE=$(stat -c %s $OLDPATH$FILE)
|
||||
else
|
||||
OLDSIZE=0
|
||||
fi
|
||||
|
||||
NEWSIZE=$(stat -c %s $NEWDATE/$SUBDIR/$FILE)
|
||||
NEWSIZE=$(stat -c %s $NEWPATH/$FILE)
|
||||
|
||||
if [[ $OLDSIZE != $NEWSIZE ]]; then
|
||||
DB=$(echo $FILE | cut -f1 -d'.')
|
||||
echo -e "\tDROPPING/CREATING '$DB'
|
||||
pv $NEWDATE/$SUBDIR/$FILE | gunzip | mysql $DB"
|
||||
mysql -e "DROP DATABASE IF EXISTS $DB"
|
||||
mysql -e "CREATE DATABASE $DB"
|
||||
pv $NEWDATE/$SUBDIR/$FILE | gunzip | mysql $DB
|
||||
pv $NEWPATH$FILE | gunzip | mysql $DB"
|
||||
$CMD mysql -e "DROP DATABASE IF EXISTS $DB"
|
||||
$CMD mysql -e "CREATE DATABASE $DB"
|
||||
if [[ -z $CMD ]]; then pv $NEWPATH$FILE | gunzip | mysql $DB; fi
|
||||
fi
|
||||
ENDLOOP=$(date +%s)
|
||||
EXCTIME=$(expr $ENDLOOP - $STARTLOOP)
|
||||
@@ -61,15 +136,23 @@ for FILE in $NEWDATE/$SUBDIR/*.gz; do
|
||||
done
|
||||
|
||||
if [[ -z $SETPOSFILE ]]; then
|
||||
SETPOSSTMT=$(zcat $SETPOSFILE | head -40 | rg MASTER | sed 's/-- //')
|
||||
SETPOSSTMT=$(zcat $SETPOSFILE | head -40 | grep MASTER | sed 's/-- //')
|
||||
echo "\n$SETPOSSTMT\n"
|
||||
mysql -e "$SETPOS"
|
||||
$CMD mysql -e "$SETPOS"
|
||||
fi
|
||||
|
||||
#echo -e "restarting replication"
|
||||
#mysql -e "START SLAVE"
|
||||
if [[ $NOPROMPT == false ]]; then
|
||||
read -n 1 -p "restart replication? [Y/n] " reply;
|
||||
if [[ $reply == [Nn] ]]; then
|
||||
echo -e "\naborting"
|
||||
exit 1
|
||||
fi
|
||||
fi
|
||||
|
||||
echo -e "restarting replication"
|
||||
$CMD mysql -e "START SLAVE"
|
||||
|
||||
END=$(date +%s)
|
||||
EXCTIME=$(expr $END - $START)
|
||||
printf 'total runtime: %02dh:%02dm:%02ds\n' $((EXCTIME/3600)) $((EXCTIME%3600/60)) $((EXCTIME%60)
|
||||
printf 'total runtime: %02dh:%02dm:%02ds\n' $((EXCTIME/3600)) $((EXCTIME%3600/60)) $((EXCTIME%60))
|
||||
echo "--END: $(date +%F\ %T)\n\n"
|
||||
|
||||
Reference in New Issue
Block a user