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d63eb376c4
* Allow for slight customization of the mssql db backup interval * Honor env TZ if set and clean up -u in sleep calculation
26 lines
821 B
Bash
26 lines
821 B
Bash
#!/bin/sh
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BACKUP_INTERVAL=${BACKUP_INTERVAL:-next day}
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BACKUP_INTERVAL_FORMAT=${BACKUP_INTERVAL_FORMAT:-%Y-%m-%d 00:00:00}
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while true
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do
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# Sleep until next day
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if [ "$1" = "loop" ]; then
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interval_start=`date "+${BACKUP_INTERVAL_FORMAT} %z" -d "${BACKUP_INTERVAL}"`
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sleep $((`date +%_s -d "${interval_start}"` - `date +%_s`))
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fi
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# Backup timestamp
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export now=$(date +%Y%m%d_%H%M%S)
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# Do a new backup
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/opt/mssql-tools/bin/sqlcmd -S localhost -U sa -P ${SA_PASSWORD} -i /backup-db.sql
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# Delete backup files older than 30 days
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grep -B1 "BACKUP DATABASE successfully" /var/opt/mssql/log/errorlog | grep -q _$now.BAK &&
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find /etc/bitwarden/mssql/backups/ -mindepth 1 -type f -name '*.BAK' -mtime +32 -delete
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# Break if called manually (without loop option)
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[ "$1" != "loop" ] && break
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done
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