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增量式备份

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zhangkun9038@dingtalk.com 2023-07-16 01:21:08 +08:00
parent fd40642af1
commit 57fa14eabe
1 changed files with 2 additions and 2 deletions
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backup.sh
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@ -54,7 +54,7 @@ calculate_hour_diff() {
old_backup_files=() old_backup_files=()
cd ${backUpPath} cd ${backUpPath}
# 遍历60个小时前的备份文件，并将文件名存入数组 # 遍168个小时前的备份文件，并将文件名存入数组
CURRENT_DATE=$(date +%Y%m%d%H) CURRENT_DATE=$(date +%Y%m%d%H)
for file in ${dbName}--*.sql.tar.gz; do for file in ${dbName}--*.sql.tar.gz; do
file_date=$(echo "$file" | grep -oP "\d{10}(?=.sql.tar.gz)") file_date=$(echo "$file" | grep -oP "\d{10}(?=.sql.tar.gz)")
@ -64,7 +64,7 @@ for file in ${dbName}--*.sql.tar.gz; do
echo $file_date echo $file_date
difft=$(calculate_hour_diff $file_date $CURRENT_DATE ) difft=$(calculate_hour_diff $file_date $CURRENT_DATE )
echo difft $difft echo difft $difft
if [[ difft -gt 24 ]]; then if [[ difft -gt 168 ]]; then
echo $file $CURRENT_DATE $file_date $((CURRENT_DATE - file_date)) echo $file $CURRENT_DATE $file_date $((CURRENT_DATE - file_date))
old_bacup_files+=("$file") old_bacup_files+=("$file")
fi fi