135 lines
4.4 KiB
YAML
135 lines
4.4 KiB
YAML
---
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# tasks file for linstor_ha
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# ---------------------------------------------------------
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# STEP 1: CREATE HA RESOURCES (Executed ONLY on Node 1)
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# ---------------------------------------------------------
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- name: Create HA Resource Group and Spawn Database Volume
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ansible.builtin.shell: |
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set -o pipefail
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if ! linstor resource-group list | grep -q " linstor-db-grp "; then
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linstor resource-group create --storage-pool "{{ ha_pool }}" --place-count 3 --diskless-on-remaining true linstor-db-grp > /dev/null
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linstor resource-group drbd-options --auto-promote=no --quorum=majority \
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--on-suspended-primary-outdated=force-secondary --on-no-quorum=io-error --on-no-data-accessible=io-error linstor-db-grp > /dev/null
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linstor volume-group create linstor-db-grp > /dev/null
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linstor resource-group spawn-resources linstor-db-grp linstor_db 200M > /dev/null
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echo "changed"
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fi
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args:
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executable: /bin/bash
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register: linstor_ha_rg_create
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changed_when: "'changed' in linstor_ha_rg_create.stdout"
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when: inventory_hostname == groups['proxmox'][0]
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- name: Wait for DRBD block device to appear locally
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ansible.builtin.wait_for:
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path: /dev/drbd/by-res/linstor_db/0
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state: present
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timeout: 60
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when: inventory_hostname == groups['proxmox'][0]
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# ---------------------------------------------------------
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# STEP 2: PREPARE ALL NODES
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# ---------------------------------------------------------
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- name: Install resource-agents
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ansible.builtin.apt:
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name: resource-agents
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state: present
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- name: Ensure local Linstor Controller is stopped and disabled
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ansible.builtin.systemd:
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name: linstor-controller
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enabled: false
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state: stopped
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- name: Deploy var-lib-linstor.mount unit
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ansible.builtin.copy:
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dest: /etc/systemd/system/var-lib-linstor.mount
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content: |
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[Unit]
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Description=Filesystem for the LINSTOR controller
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[Mount]
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What=/dev/drbd/by-res/linstor_db/0
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Where=/var/lib/linstor
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mode: '0644'
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- name: Ensure drbd-reactor directory exists
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ansible.builtin.file:
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path: /etc/drbd-reactor.d
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state: directory
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mode: '0755'
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- name: Deploy DRBD Reactor TOML config
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ansible.builtin.template:
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src: linstor_db.toml.j2
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dest: /etc/drbd-reactor.d/linstor_db.toml
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mode: '0644'
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# Notice how the stat task is gone, replaced by 'creates' and 'removes'
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- name: Move existing local database to .orig safely
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ansible.builtin.command: mv /var/lib/linstor /var/lib/linstor.orig
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args:
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creates: /var/lib/linstor.orig
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removes: /var/lib/linstor
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- name: Create empty mount point and set immutable flag (+i)
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ansible.builtin.file:
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path: /var/lib/linstor
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state: directory
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mode: '0755'
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attributes: '+i'
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- name: Ensure Satellite Override directory exists
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ansible.builtin.file:
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path: /etc/systemd/system/linstor-satellite.service.d
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state: directory
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mode: '0755'
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- name: Deploy Satellite Keep-Resource Override
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ansible.builtin.copy:
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dest: /etc/systemd/system/linstor-satellite.service.d/override.conf
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content: |
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[Service]
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Environment=LS_KEEP_RES=linstor_db
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mode: '0644'
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- name: Reload daemon and restart Satellite
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ansible.builtin.systemd:
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daemon_reload: true
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name: linstor-satellite
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state: restarted
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# ---------------------------------------------------------
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# STEP 3: FORMAT & MIGRATE DB (Executed ONLY on Node 1)
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# ---------------------------------------------------------
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- name: Format HA Volume and Migrate Database
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ansible.builtin.shell: |
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set -o pipefail
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if ! blkid /dev/drbd/by-res/linstor_db/0 | grep -q "ext4"; then
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drbdadm primary linstor_db
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mkfs.ext4 /dev/drbd/by-res/linstor_db/0 > /dev/null
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chattr -i /var/lib/linstor
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mount /dev/drbd/by-res/linstor_db/0 /var/lib/linstor
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cp -a /var/lib/linstor.orig/* /var/lib/linstor/
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umount /var/lib/linstor
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chattr +i /var/lib/linstor
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drbdadm secondary linstor_db
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echo "changed"
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fi
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args:
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executable: /bin/bash
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register: linstor_ha_migrate
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changed_when: "'changed' in linstor_ha_migrate.stdout"
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when: inventory_hostname == groups['proxmox'][0]
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# ---------------------------------------------------------
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# STEP 4: ACTIVATE HA REACTOR
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# ---------------------------------------------------------
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- name: Enable and start DRBD Reactor
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ansible.builtin.systemd:
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name: drbd-reactor
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enabled: true
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state: started
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