Created
July 22, 2008 03:53
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rotating backup
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| #shsql tools | |
| SH_PATH=/usr/local/shsql/ | |
| shsqlstart=${SH_PATH}shsqlstart | |
| shsql=${SH_PATH}shsql | |
| shsqlend=${SH_PATH}shsqlend | |
| shsqlline=${SH_PATH}shsqlline | |
| SHSQL=mysql; export SHSQL | |
| HANDLE=`${shsqlstart} "host=${SQL_HOST} dbname=${SQL_DBNAME} user=${SQL_USERNAME} password=${SQL_PASSWORD}"` | |
| QUERY="SELECT source,flags,destination,days FROM backups WHERE enabled = 1" | |
| ${shsql} ${HANDLE} ${QUERY} |{ | |
| while ROW=`${shsqlline}` | |
| do | |
| eval set $ROW | |
| day=`${EXPR} ${4} - 1` # we actually need the previous day as we copy to the next day | |
| while [ ${day} -ge 0 ] | |
| do | |
| NEXT=`${EXPR} ${day} + 1` | |
| # Making today (if it doesn't exist) | |
| if [ ! -d "${3}/day.${day}" ]; then | |
| echo Making "${3}/day.${day} and skipping to next loop" | |
| ${MKDIR} -p "${3}/day.${day}" | |
| continue | |
| fi | |
| # Making tomorrow (if it doesn't exist) | |
| if [ ! -d "${3}/day.${NEXT}" ]; then | |
| echo Making "${3}/day.${NEXT}" | |
| ${MKDIR} -p "${3}/day.${NEXT}" | |
| fi | |
| echo "Running (local): ${RSYNC} ${2} ${3}/day.${day}/ ${3}/day.${NEXT}/" | |
| ${RSYNC} ${2} ${3}/day.${day}/ ${3}/day.${NEXT}/ | |
| day=`${EXPR} ${day} - 1` | |
| done | |
| echo "Running (remote): ${RSYNC} -z ${2} ${1} ${3}/day.0/" | |
| ${RSYNC} -z ${2} ${1} ${3}/day.0/ | |
| done | |
| } | |
| # destroy the handle | |
| ${shsqlend} $HANDLE |
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