Jan Novak
6efa069b12
Document the psmf host (DNS, second tailscale netns instance, nginx vhosts, migration plan) and add the docker-dev-22 psmf-data-sync service plus the storage-23 pg_hba.conf entry it needs. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
93 lines
3.1 KiB
Markdown
93 lines
3.1 KiB
Markdown
# Migration from horst-1 to horst-2
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## postgres database
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```bash
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# [DONE] install postgres
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apt update
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apt install -y curl ca-certificates gnupg lsb-release
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# PGDG signing key (keyring-style, not the deprecated apt-key)
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sudo install -d /usr/share/postgresql-common/pgdg
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sudo curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc \
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-o /usr/share/postgresql-common/pgdg/apt.postgresql.org.asc
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# repo
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echo "deb [signed-by=/usr/share/postgresql-common/pgdg/apt.postgresql.org.asc] \
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https://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" \
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| sudo tee /etc/apt/sources.list.d/pgdg.list
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sudo apt update
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sudo apt install -y postgresql-18 postgresql-contrib-18
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# backup database from horst-1
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# users backup
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pg_dumpall --globals-only -h 10.0.0.5 -U postgres > /tmp/pg-dumpall-globals
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# data backup
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pg_dump -h 10.0.0.5 -U postgres -C psmf > /tmp/psmf.pgsql
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# restore backup of database from horst-1
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# create users
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cat /tmp/pg-dumpall-globals | psql
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# restore psmf database
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cat /tmp/psmf.pgsql | psql
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# install docker oin horst-2
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# Docker's GPG key (keyring, not apt-key)
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sudo install -m 0755 -d /etc/apt/keyrings
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sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg \
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-o /etc/apt/keyrings/docker.asc
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sudo chmod a+r /etc/apt/keyrings/docker.asc
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# repo
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echo \
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"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] \
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https://download.docker.com/linux/ubuntu \
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$(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
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sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
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sudo apt-get update
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sudo apt-get install -y \
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docker-ce docker-ce-cli containerd.io \
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docker-buildx-plugin docker-compose-plugin
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# [DONE] dockerize php intranet app
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# dockerized + upgraded to PHP 8.3.31
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# [DONE] start psmf app on horst-2 and point it to database on horst
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# [TODO] point php app on horst-1 to horst-2
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# validate application is still working
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# [OK] - wkhtml - PDF printing of html pages
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# prepare local backups
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# validate if pg sync to api still works from horst-1
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# set sync to api on horst-2
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# install nginx and configure default site as reverse proxy to horst-1
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sudo apt-get update
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sudo apt-get install -y nginx
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# drop the proxy config in place (file lives in this repo at servers/psmf/files/nginx/default)
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sudo install -m 0644 -o root -g root \
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servers/psmf/files/nginx/default /etc/nginx/sites-available/default
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# sites-enabled/default is already a symlink to ../sites-available/default on a stock Ubuntu install
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sudo nginx -t
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sudo systemctl reload nginx
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sudo systemctl enable nginx
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# intranet vhosts: psmf.intranet -> horst-1, psmf-new.intranet -> local docker app
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# (depends on the dnsmasq setup in servers/psmf/dns-configuration.md)
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sudo install -m 0644 -o root -g root \
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servers/psmf/files/nginx/psmf.intranet /etc/nginx/sites-available/psmf.intranet
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sudo install -m 0644 -o root -g root \
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servers/psmf/files/nginx/psmf-new.intranet /etc/nginx/sites-available/psmf-new.intranet
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sudo ln -sf ../sites-available/psmf.intranet /etc/nginx/sites-enabled/psmf.intranet
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sudo ln -sf ../sites-available/psmf-new.intranet /etc/nginx/sites-enabled/psmf-new.intranet
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sudo nginx -t
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sudo systemctl reload nginx
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``` |