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修正 Patroni 已接收配置的判断：重启前预加载库行带 error 属预期

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Co-Authored-By: Claude Opus 5.5 <[email protected]>
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panxiao81
2026-10-01 16:20:16 +00:00
co-authored by Claude Opus 5.5
parent 567b42ed13
commit 549f82810e
1 changed files with 2 additions and 1 deletions
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infrastructure/shared-postgresql/ansible/tasks/monitoring-activate.yml
+2 -1
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@@ -11,6 +11,7 @@
check_mode: false check_mode: false
# 生产：Patroni 只在自身 reload 时把本地配置写成数据目录里的 postgresql.conf/pg_ident.conf， # 生产：Patroni 只在自身 reload 时把本地配置写成数据目录里的 postgresql.conf/pg_ident.conf，
# 所以文件视图能说明 Patroni 是否已接收新配置；预加载库是否已生效另看 current_setting。 # 所以文件视图能说明 Patroni 是否已接收新配置；预加载库是否已生效另看 current_setting。
# 重启前 pg_file_settings 对该行报 "setting could not be applied"，属预期，不能按 error 过滤。
# dev：ident_file 是 postmaster 级参数，视图读取的是“当前生效”的那个文件， # dev：ident_file 是 postmaster 级参数，视图读取的是“当前生效”的那个文件，
# 所以启动时仍指向旧路径就会读不到映射；两列都为真才算已加载。 # 所以启动时仍指向旧路径就会读不到映射；两列都为真才算已加载。
- name: 读取监控配置的激活状态 - name: 读取监控配置的激活状态
@@ -30,7 +31,7 @@
SELECT SELECT
EXISTS (SELECT 1 FROM pg_ident_file_mappings WHERE map_name = 'monitor' AND error IS NULL) EXISTS (SELECT 1 FROM pg_ident_file_mappings WHERE map_name = 'monitor' AND error IS NULL)
AND EXISTS (SELECT 1 FROM pg_file_settings WHERE name = 'shared_preload_libraries' AND EXISTS (SELECT 1 FROM pg_file_settings WHERE name = 'shared_preload_libraries'
AND setting ~ 'pg_stat_statements' AND error IS NULL), AND setting ~ 'pg_stat_statements'),
current_setting('shared_preload_libraries') ~ 'pg_stat_statements' current_setting('shared_preload_libraries') ~ 'pg_stat_statements'
become: true become: true
become_user: "{{ pg_profile.user }}" become_user: "{{ pg_profile.user }}"