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https://codeberg.org/hyperreal/techne
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78 lines
2.5 KiB
Org Mode
78 lines
2.5 KiB
Org Mode
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#+title: Nextcloud
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#+setupfile: ../org-templates/page.org
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** Migrating
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*** Backup: Run these commands on old server machine
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#+begin_quote
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Assumes Nextcloud instance is installed on DietPi
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#+end_quote
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#+begin_src shell
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sudo systemctl stop nginx.service
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#+end_src
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Put Nextcloud into maintenance mode:
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#+begin_src shell
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cd /var/www/nextcloud
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sudo -u www-data php occ maintenance:mode --on
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#+end_src
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Backup the directories:
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#+begin_src shell
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DATE=$(date '+%Y%m%d')
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sudo rsync -aAX /etc/nginx /home/dietpi/nginx-backup_$DATE
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sudo rsync -aAX /var/www/nextcloud /home/dietpi/nextcloud-dir-backup_$DATE
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sudo rsync -aAX /mnt/dietpi_userdata/nextcloud_data /home/dietpi/nextcloud-data-backup_$DATE
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#+end_src
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Dump the MariaDB database:
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#+begin_src shell
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sudo mysqldump --single-transaction --default-character-set=utf8mb4 -h localhost -u <username> -p <password> nextcloud > /home/dietpi/nextcloud-db-backup_$DATE.sql
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#+end_src
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Rsync the files over to the new server machine:
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#+begin_src shell
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sudo rsync -aAX \
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/home/dietpi/nginx-backup_$DATE \
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/home/dietpi/nextcloud-dir-backup_$DATE \
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/home/dietpi/nextcloud-data-backup_$DATE \
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/home/dietpi/nextcloud-db-backup_$DATE.sql \
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dietpi@<new server ip>:/home/dietpi
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#+end_src
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*** Restore: Run these commands on new server machine
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Assuming the web server is stopped.
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Move the nextcloud-dir and nextcloud-data directories to their correct locations. First ensure the default directories are removed.
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#+begin_src shell
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sudo rm -rf /etc/nginx
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sudo rm -rf /var/www/nextcloud
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sudo rm -rf /mnt/dietpi_userdata/nextcloud_data
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sudo mv nginx_$DATE /etc/nginx
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sudo mv nextcloud-dir-backup_$DATE /var/www/nextcloud
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sudo mv nextcloud-data-backup_$DATE /mnt/dietpi_userdata/nextcloud_data
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sudo chown -R dietpi:dietpi /mnt/dietpi_userdata/nextcloud_data
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sudo chown -R root:root /etc/nginx
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#+end_src
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Create the nextcloud database in MariaDB:
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#+begin_src shell
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sudo mysql -h localhost -u root -p <password> -e "DROP DATABASE nextcloud"
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sudo mysql -h localhost -u root -p <password> -e "CREATE DATABASE nextcloud CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci"
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sudo mysql -h localhost -u root -p <password> nextcloud < /home/dietpi/nextcloud-db-backup_$DATE.sql
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#+end_src
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Take Nextcloud out of maintenance mode:
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#+begin_quote
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You may have to change the 'oc_admin' database user password for occ commands to work.
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#+end_quote
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#+begin_src shell
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sudo -u www-data php occ maintenance:mode --off
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#+end_src
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Restart the services:
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#+begin_src shell
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sudo systemctl restart nginx mariadb redis-server php8.2-fpm
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#+end_src
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