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2022-11-03 16:18:39

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george
2022-11-03 16:18:40 -04:00
parent bee361baaa
commit 71dd0f5b1e
1 changed files with 13 additions and 12 deletions
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25
restore-mysql-daily
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@@ -1,5 +1,6 @@
#!/bin/bash #!/bin/bash
ARCHPATH='/path/to/backup/daily/*' ARCHPATH='/path/to/backup/daily/'
SUBDIR='backup_data'
SKIPDBS=('mysql' 'schema' 'to' 'skip') SKIPDBS=('mysql' 'schema' 'to' 'skip')
FULLRESTORE=true FULLRESTORE=true
SETPOSDB=db_for_master_log_position SETPOSDB=db_for_master_log_position
@@ -30,29 +31,29 @@ else
fi fi
NEWDATE=$(ls -1rd $ARCHPATH | head -1) NEWDATE=$(ls -1rd $ARCHPATH | head -1)
for FILE in $NEWDATE/backup_data/*.gz; do for FILE in $NEWDATE/$SUBDIR/*.gz; do
FILE=$(basename $FILE) FILE=$(basename $FILE)
STARTLOOP=$(date +%s) STARTLOOP=$(date +%s)
echo -e "\n$(date +%F\ %T) | $FILE:" echo -e "\n$(date +%F\ %T) | $FILE:"
if [[ "${SKIPDBS[*]}" =~ ${FILE%%.*} ]]; then echo -e "\t-- skipping $FILE";continue; fi; if [[ "${SETPOSDB}" =~ ${FILE%%.*} ]]; then echo -e "\t-- recognized $FILE for master position and log file";SETPOSFILE=$(realpath $FILE); fi;
if [[ "${SETPOSDB}" =~ ${FILE%%.*} ]]; then echo -e "\t-- recognized $FILE for master position and log file";SETPOSFILE=$FILE; fi; if [[ "${SKIPDBS[*]}" =~ ${FILE%%.*} ]]; then echo -e "\t-- skipping $FILE";continue; fi;
if [[ ! -z $OLDDATE ]]; then if [[ ! -z $OLDDATE ]]; then
OLDSIZE=$(stat -c %s $OLDDATE/backup_data/$FILE) OLDSIZE=$(stat -c %s $OLDDATE/$SUBDIR/$FILE)
else else
OLDSIZE=0 OLDSIZE=0
fi fi
NEWSIZE=$(stat -c %s $NEWDATE/backup_data/$FILE) NEWSIZE=$(stat -c %s $NEWDATE/$SUBDIR/$FILE)
if [[ $OLDSIZE != $NEWSIZE ]]; then if [[ $OLDSIZE != $NEWSIZE ]]; then
DB=$(echo $FILE | cut -f1 -d'.') DB=$(echo $FILE | cut -f1 -d'.')
echo -e "\tDROPPING/CREATING '$DB' echo -e "\tDROPPING/CREATING '$DB'
pv $NEWDATE/backup_data/$FILE | gunzip | mysql $DB" pv $NEWDATE/$SUBDIR/$FILE | gunzip | mysql $DB"
mysql -e "DROP DATABASE IF EXISTS $DB" mysql -e "DROP DATABASE IF EXISTS $DB"
mysql -e "CREATE DATABASE $DB" mysql -e "CREATE DATABASE $DB"
pv $NEWDATE/backup_data/$FILE | gunzip | mysql $DB pv $NEWDATE/$SUBDIR/$FILE | gunzip | mysql $DB
fi fi
ENDLOOP=$(date +%s) ENDLOOP=$(date +%s)
EXCTIME=$(expr $ENDLOOP - $STARTLOOP) EXCTIME=$(expr $ENDLOOP - $STARTLOOP)
@@ -60,13 +61,13 @@ for FILE in $NEWDATE/backup_data/*.gz; do
done done
if [[ -z $SETPOSFILE ]]; then if [[ -z $SETPOSFILE ]]; then
SETPOSSTMT =$(zcat $ARCHPATH$SETPOSFILE | head -40 | rg MASTER | sed 's/-- //') SETPOSSTMT=$(zcat $SETPOSFILE | head -40 | rg MASTER | sed 's/-- //')
echo "\n$SETPOSSTMT\n" echo "\n$SETPOSSTMT\n"
mysql -e $SETPOS mysql -e "$SETPOS"
fi fi
echo -e "restarting replication" #echo -e "restarting replication"
mysql -e "START SLAVE" #mysql -e "START SLAVE"
END=$(date +%s) END=$(date +%s)
EXCTIME=$(expr $END - $START) EXCTIME=$(expr $END - $START)