Difference between revisions of "Backup scripts"

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{{Note|MAILTO may also be used to direct mail to multiple recipients by separating recipient users with a comma.}}
 
{{Note|MAILTO may also be used to direct mail to multiple recipients by separating recipient users with a comma.}}
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This script will export all databases from a MySQL installation:
  
 
<source lang="bash">
 
<source lang="bash">
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     fi
 
     fi
 
   done
 
   done
  echo "-------------------------------------";
 
 
fi
 
fi
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</source>
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This script will export all databases from a PostgreSQL installation:
 +
 +
<source lang="bash">
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#!/bin/bash
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#
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## BEGIN CONFIG ##
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DATABASE_EXP="/home/openkm/db"
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## END CONFIG ##
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 +
rm -rf $DATABASE_EXP
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mkdir -p $DATABASE_EXP
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# Backup de PostgreSQL
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POSTGRESQL_DBS=$(su postgres -c "psql -l" | awk '(NR > 2) && (/[a-zA-Z0-9]+[ ]+[|]/) { print $1 }');
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for DB in $POSTGRESQL_DBS ; do
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  if [[ $DB != "template0" && $DB != "template1" && $DB != "postgres" ]]; then
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    echo "* Backuping PostgreSQL data from $DB..."
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    su postgres -c "pg_dump -Fc -b $DB" > $DATABASE_EXP/pg_$DB.dmp
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  fi
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done
 
</source>
 
</source>
  
 
For more information take a look at [http://adminschoice.com/crontab-quick-reference Crontab quick reference]
 
For more information take a look at [http://adminschoice.com/crontab-quick-reference Crontab quick reference]
  
* [[Backup with rsync]] [[File:Padlock.gif]]
+
* [[Backup with LFTP]]
* [[Backup with rdiff-backup]] [[File:Padlock.gif]]
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* [[Backup with rsync]]
* [[Backup with duplicity]] [[File:Padlock.gif]]
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* [[Backup with rdiff-backup]]
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* [[Backup with duplicity]]  
  
 
[[Category: Installation Guide]]
 
[[Category: Installation Guide]]
[[Category: OKM Network]]
 

Latest revision as of 15:01, 10 March 2014

These backup scripts use rsync to minimize network load and creates incremental backups, preserving last four backups. For more info, read http://www.mikerubel.org/computers/rsync_snapshots/. Also recommend the article DAR differential backup mini-howto.

To install the cron job, run:

$ sudo crontab -e

And add these lines according to your personal configuration:

MAILTO=nomail@openkm.com
@weekly /root/backup.sh | tee -a /root/backup.log

Or, if you want to separate log reports by date:

MAILTO=nomail@openkm.com
@weekly /root/backup.sh | tee /root/backup.$(date +\%Y.\%m.\%d_\%H.\%M.\%S).log

Nota clasica.png MAILTO may also be used to direct mail to multiple recipients by separating recipient users with a comma.

This script will export all databases from a MySQL installation:

#!/bin/bash
#
## BEGIN CONFIG ##
MYSQL_PASS=""
DATABASE_EXP="/home/openkm/db"
## END CONFIG ##

rm -rf $DATABASE_EXP
mkdir -p $DATABASE_EXP

# Backup de MySQL
if [ -n "$MYSQL_PASS" ]; then
  MYSQL_DBS=$(mysqlshow -h localhost -u root -p$MYSQL_PASS | awk '(NR > 2) && (/[a-zA-Z0-9]+[ ]+[|]/) { print $2 }');
 
  for DB in $MYSQL_DBS; do
    if [[ $DB != "mysql" && $DB != "test" && $DB != "information_schema" && $DB != "performance_schema" ]]; then
      echo "* Backuping MySQL data from $DB..."
      mysqldump -h localhost -u root -p$MYSQL_PASS $DB > $DATABASE_EXP/mysql_$DB.sql
    fi
  done
fi

This script will export all databases from a PostgreSQL installation:

#!/bin/bash
#
## BEGIN CONFIG ##
DATABASE_EXP="/home/openkm/db"
## END CONFIG ##

rm -rf $DATABASE_EXP
mkdir -p $DATABASE_EXP

# Backup de PostgreSQL
POSTGRESQL_DBS=$(su postgres -c "psql -l" | awk '(NR > 2) && (/[a-zA-Z0-9]+[ ]+[|]/) { print $1 }');

for DB in $POSTGRESQL_DBS ; do
  if [[ $DB != "template0" && $DB != "template1" && $DB != "postgres" ]]; then
    echo "* Backuping PostgreSQL data from $DB..."
    su postgres -c "pg_dump -Fc -b $DB" > $DATABASE_EXP/pg_$DB.dmp
  fi
done

For more information take a look at Crontab quick reference