The shim holds 10.0.50.47/24, which gives two equal connected 10.0.50.0/24 routes, and ens18's wins. Host-to-HA traffic therefore left via the macvlan parent and was dropped. HA lost MQTT to the broker on this host on 2026-08-19, 2026-09-21 and 2026-09-25 (the last lasted two days). This adds an ifupdown if-up.d hook that routes 10.0.50.46/32 via macvlan-shim; /etc/network/interfaces is not edited. Verified: the route resolves via the shim, the host pings HA, HA reaches :1883, and HA reconnected to the broker. Diagnosis by ha-dev. Also corrects the zigbee2mqtt acceptance note, which had wrongly reported HA as connected.
30 lines
1.2 KiB
YAML
30 lines
1.2 KiB
YAML
# esh-docker-vm: persist + apply a /32 host route to Home Assistant (10.0.50.46) over macvlan-shim,
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# as an ifupdown if-up.d hook (the file carries the why). Rerunnable; `ip route replace` is idempotent.
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# /etc/network/interfaces is deliberately NOT edited.
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# scripts/elway infra-ops@10.0.50.45 --playbook playbooks/esh-docker-vm-macvlan-shim-route.yaml
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steps:
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- name: Install the if-up.d hook
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upload:
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src: playbooks/files/esh-docker-vm-macvlan-shim-route.sh
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dest: /etc/network/if-up.d/macvlan-shim-routes
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mode: "0755"
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sudo: true
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- name: Apply the route now (same command the hook runs at ifup)
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shell: IFACE=macvlan-shim /etc/network/if-up.d/macvlan-shim-routes
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sudo: true
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changed_when: "false"
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verify:
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- name: The host routes 10.0.50.46 over the shim
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shell: ip route get 10.0.50.46 | grep -q 'dev macvlan-shim'
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changed_when: "false"
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- name: The host reaches Home Assistant
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shell: ping -c2 -W2 10.0.50.46 >/dev/null
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changed_when: "false"
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- name: Home Assistant reaches the broker on this host (TCP 1883)
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shell: docker exec homeassistant python3 -c "import socket; socket.create_connection(('10.0.50.45', 1883), 3).close()"
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changed_when: "false"
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