134 lines
3.8 KiB
YAML
134 lines
3.8 KiB
YAML
---
|
|
- name: Ensure this role only targets the three mergerfs media hosts
|
|
ansible.builtin.assert:
|
|
that:
|
|
- inventory_hostname in ['emby-sascha', 'emby-chris', 'arrapps']
|
|
fail_msg: "nfs_stability must not run on {{ inventory_hostname }}"
|
|
|
|
- name: Stop and disable the destructive legacy retry timer first
|
|
ansible.builtin.systemd:
|
|
name: remount-nfs.timer
|
|
state: stopped
|
|
enabled: false
|
|
failed_when: false
|
|
|
|
- name: Stop a currently running destructive legacy retry service
|
|
ansible.builtin.systemd:
|
|
name: remount-nfs.service
|
|
state: stopped
|
|
failed_when: false
|
|
|
|
- name: Mark mergerfs as a network-dependent mount without remounting it live
|
|
ansible.builtin.replace:
|
|
path: /etc/systemd/system/mnt-media.mount
|
|
regexp: '^Options=(?![^\n]*_netdev)(.*)$'
|
|
replace: 'Options=_netdev,\1'
|
|
backup: true
|
|
register: mergerfs_unit
|
|
|
|
- name: Install non-destructive one-shot NFS recovery helper
|
|
ansible.builtin.copy:
|
|
dest: /usr/local/sbin/remount-nfs-safe
|
|
owner: root
|
|
group: root
|
|
mode: '0755'
|
|
content: |
|
|
#!/bin/bash
|
|
set -u
|
|
is_nfs() {
|
|
findmnt -rn --target "$1" -t nfs,nfs4 -o TARGET | grep -Fxq "$1"
|
|
}
|
|
is_media() {
|
|
findmnt -rn --target /mnt/media -t fuse.mergerfs -o TARGET | grep -Fxq /mnt/media
|
|
}
|
|
for attempt in 1 2 3; do
|
|
missing=0
|
|
for entry in 'mnt-nas.mount:/mnt/nas' 'mnt-qnap1.mount:/mnt/qnap1' 'mnt-qnap2.mount:/mnt/qnap2'; do
|
|
unit="${entry%%:*}"
|
|
target="${entry#*:}"
|
|
if ! is_nfs "$target"; then
|
|
systemctl start "$unit" || true
|
|
fi
|
|
is_nfs "$target" || missing=1
|
|
done
|
|
if [ "$missing" -eq 0 ]; then
|
|
if ! is_media; then
|
|
systemctl start mnt-media.mount || true
|
|
fi
|
|
is_media && exit 0
|
|
fi
|
|
sleep 10
|
|
done
|
|
echo 'NFS recovery failed without restarting any active mount' >&2
|
|
exit 1
|
|
|
|
- name: Install safe one-shot NFS recovery service
|
|
ansible.builtin.copy:
|
|
dest: /etc/systemd/system/remount-nfs.service
|
|
owner: root
|
|
group: root
|
|
mode: '0644'
|
|
backup: true
|
|
content: |
|
|
[Unit]
|
|
Description=Safely start missing NFS mounts once after boot
|
|
After=network-online.target
|
|
Wants=network-online.target
|
|
|
|
[Service]
|
|
Type=oneshot
|
|
ExecStart=/usr/local/sbin/remount-nfs-safe
|
|
|
|
- name: Install once-per-boot NFS recovery timer
|
|
ansible.builtin.copy:
|
|
dest: /etc/systemd/system/remount-nfs.timer
|
|
owner: root
|
|
group: root
|
|
mode: '0644'
|
|
backup: true
|
|
content: |
|
|
[Unit]
|
|
Description=One-shot NFS mount validation after boot
|
|
|
|
[Timer]
|
|
OnBootSec=45
|
|
AccuracySec=5
|
|
Persistent=false
|
|
Unit=remount-nfs.service
|
|
|
|
[Install]
|
|
WantedBy=timers.target
|
|
|
|
- name: Reload systemd and enable the one-shot boot timer
|
|
ansible.builtin.systemd:
|
|
daemon_reload: true
|
|
name: remount-nfs.timer
|
|
enabled: true
|
|
state: started
|
|
|
|
- name: Run the safe helper once to recover mounts left missing by the legacy loop
|
|
ansible.builtin.command:
|
|
argv:
|
|
- /usr/local/sbin/remount-nfs-safe
|
|
changed_when: false
|
|
|
|
- name: Verify systemd unit dependency graph
|
|
ansible.builtin.command:
|
|
argv:
|
|
- systemd-analyze
|
|
- verify
|
|
- /etc/systemd/system/mnt-media.mount
|
|
- /etc/systemd/system/remount-nfs.service
|
|
- /etc/systemd/system/remount-nfs.timer
|
|
changed_when: false
|
|
|
|
- name: Verify all active storage mounts without restarting them
|
|
ansible.builtin.shell: |
|
|
set -e
|
|
for target in /mnt/nas /mnt/qnap1 /mnt/qnap2; do
|
|
findmnt -rn --target "$target" -t nfs,nfs4 -o TARGET | grep -Fxq "$target"
|
|
done
|
|
findmnt -rn --target /mnt/media -t fuse.mergerfs -o TARGET | grep -Fxq /mnt/media
|
|
args:
|
|
executable: /bin/bash
|
|
changed_when: false
|