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chore: replace promtail with alloy on leaves and monitor it #298

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chore: replace promtail with alloy on leaves and monitor it #298

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74f6b96
chore: replace promtail with alloy on leaves and monitor it
ma-hartma May 4, 2026
63a2759
feat: use docker and journal snippets for leaves
ma-hartma May 6, 2026
c7e0691
chore: cleanup release vector overwrites
ma-hartma May 6, 2026
9bcf414
chore: rename docker alloy snippet
ma-hartma May 7, 2026
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4 changes: 2 additions & 2 deletions deploy_partition.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -119,9 +119,9 @@
roles:
- name: ansible-common
tags: always
- name: metal-roles/partition/roles/promtail
- name: metal-roles/partition/roles/alloy
when: monitoring_enabled
tags: promtail
tags: alloy
- name: metal-roles/partition/roles/monitoring/node-exporter
when: monitoring_enabled
tags: node-exporter
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1 change: 0 additions & 1 deletion inventories/group_vars/all/release_vector.yaml
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Expand Up @@ -32,7 +32,6 @@ metal_stack_release_vectors:
# sonic_configdb_utils_image_tag:
# ...
#

##
## for ansible roles
##
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3 changes: 3 additions & 0 deletions inventories/group_vars/leaves/alloy.yaml
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@@ -0,0 +1,3 @@
alloy_config_snippets:
- docker
- journal
2 changes: 2 additions & 0 deletions inventories/group_vars/partition/alloy.yaml
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@@ -0,0 +1,2 @@
alloy_loki_write_endpoints:
- url: "http://loki.{{ metal_control_plane_ingress_dns }}:8080/loki/api/v1/push"
3 changes: 3 additions & 0 deletions inventories/group_vars/partition/monitoring.yaml
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Expand Up @@ -6,3 +6,6 @@ monitoring_sonic_exporter_port: 9101

# IPMI should use the same credentials as metal-api
monitoring_ipmi_bmc_superuser_pwd: "{{ metal_api_bmc_superuser_pwd }}"

# alloy offers logs and metrics
monitoring_alloy_port: 12345
4 changes: 4 additions & 0 deletions inventories/group_vars/partition/prometheus.yaml
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Expand Up @@ -28,4 +28,8 @@ prometheus_hosts_content: |
{{ hostvars['leaf01'].ansible_host }} leaf01
{{ hostvars['leaf02'].ansible_host }} leaf02

prometheus_alloy_targets:
- "leaf01:{{ monitoring_alloy_port }}"
- "leaf02:{{ monitoring_alloy_port }}"

prometheus_haproxy_enabled: false
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