RedmineBackupRestore » History » Version 2

Go MAEDA, 2018-01-11 01:11
Reviewed parameters of mysqldump and pg_dump

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h1. Backing up and restoring Redmine
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{{>toc}}
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h2. Backup
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Redmine backups should include:
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* Database
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* Attachments (stored in the @files@ directory of your Redmine install)
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h3. Backing up database
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h4. MySQL
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The @mysqldump@ command can be used to backup the contents of your MySQL database to a text file. For example:
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<pre>
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/usr/bin/mysqldump -u <username> -p<password> -h<hostname> <redmine_database> > /path/to/backup/db/redmine.sql
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</pre>
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You can find @<username>@, @<password>@, @<hostname>@, and @<redmine_database>@ in the file @config/database.yml@. @<host_name>@ may not be required depending on your installation of the database.
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h4. PostgreSQL
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The @pg_dump@ command can be used to backup the contents of a PostgreSQL database to a text file. Here is an example:
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<pre>
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/usr/bin/pg_dump -U <username> -h <hostname> -Fc --file=redmine.sqlc <redmine_database>
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</pre>
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You can find @<username>@, @<hostname>@, and @<redmine_database>@ in the file @config/database.yml@. @<hostname>@ may not be required depending on your installation of the database. The @pg_dump@ command will prompt you to enter the password when necessary.
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h4. SQLite
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SQLite databases are all contained in a single file, so you can back them up by copying the file to another location.
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You can determine the file name of SQLite database by looking at @config/database.yml@.
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h3. Backing up attachments
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All file uploads are stored in the @files/@ directory. You can copy the contents of this directory to another location to easily back it up.
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h3. Sample backup script
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Here is a simple shell script that can be used for daily backups (assuming you're using a MySQL database):
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<pre>
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# Database
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/usr/bin/mysqldump -u <username> -p<password> <redmine_database> | gzip > /path/to/backup/db/redmine_`date +%Y-%m-%d`.gz
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# Attachments
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rsync -a /path/to/redmine/files /path/to/backup/files
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</pre>
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h2. Restore
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TODO