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Add pooler personality configuration on pgbouncer.ini template #29

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Add pooler personality configuration on pgbouncer.ini template #29

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b84fe1f
add pooler personality configuration on pgbouncer.ini template
angeloskyratzakos Feb 26, 2021
5617e35
adding backwards compatibility for poolmode and fixing serverCheckQue…
angeloskyratzakos Mar 26, 2021
92977f3
fixing serverCheckQuery default value in template
angeloskyratzakos Mar 26, 2021
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18 changes: 9 additions & 9 deletions pgbouncer/templates/_pgbouncer.ini.tpl
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Original file line number Diff line number Diff line change
Expand Up @@ -62,13 +62,13 @@ stats_users = {{ $users }}, stats, root, monitor

;;; Pooler personality

pool_mode = {{ .Values.poolMode }}
server_reset_query = DISCARD ALL
;server_reset_query_always = 0
;ignore_startup_parameters = extra_float_digits
;server_check_query = select 1
;server_check_delay = 30
;application_name_add_host = 0
pool_mode = {{ .Values.poolMode | default .Values.poolerPersonality.poolMode | default "session" }}
server_reset_query = {{ .Values.poolerPersonality.serverResetQuery | default "DISCARD ALL" }}
server_reset_query_always = {{ .Values.poolerPersonality.serverResetQueryAlways | default 0 }}
ignore_startup_parameters = {{ .Values.poolerPersonality.ignoreStartupParameters | default "" }}
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server_check_query = {{ .Values.poolerPersonality.serverCheckQuery | default "select 1" }}
server_check_delay = {{ .Values.poolerPersonality.serverCheckDelay | default 30 }}
application_name_add_host = {{ .Values.poolerPersonality.applicationNameAddHost | default 0 }}

;;; Connection limits

Expand All @@ -77,8 +77,8 @@ default_pool_size = {{ .Values.connectionLimits.defaultPoolSize }}
min_pool_size = {{ .Values.connectionLimits.minPoolSize }}
reserve_pool_size = {{ .Values.connectionLimits.reservePoolSize }}
reserve_pool_timeout = {{ .Values.connectionLimits.reservePoolTimeout }}
;max_db_connections = 0
;max_user_connections = 0
max_db_connections = {{ .Values.connectionLimits.maxDbConnections | default 0 }}
max_user_connections = {{ .Values.connectionLimits.maxUserConnections | default 0 }}
;server_round_robin = 0
;syslog = 0
;syslog_facility = daemon
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15 changes: 12 additions & 3 deletions pgbouncer/values.yaml
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Expand Up @@ -8,7 +8,15 @@ nodeAffinity: {} # optionally define nodeAffinity
tolerations: [] # optionally define tolerations
nodeSelector: {} # optionally define nodeSelector

poolMode: session
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could you leave the poolMode=session line - but comment it out and add comment? e.g.,
# poolMode: session # please use poolerPersonality.poolMode

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Nice idea will do it like that

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@angeloskyratzakos it's been a while - sorry! it would be great to get your changes in. could you make this last change - to re-add the poolMode line but commented out?

# poolMode: session # please use poolerPersonality.poolMode
poolerPersonality:
poolMode: session
# serverResetQuery: "DISCARD ALL"
# serverResetQueryAlways: 0
# ignoreStartupParameters: ""
# serverCheckQuery: "select 1"
# serverCheckDelay: 30
# applicationNameAddHost: 0

budget:
# PodDisruptionBudget spec.minAvailable
Expand All @@ -29,7 +37,6 @@ databases: {}
# dbname: dbname
# auth_user: pgbouncer


# list of users to connect to database, You can get by running this query
# psql -Atq -U postgres -d postgres -c "SELECT concat('\"', usename, '\" \"', passwd, '\"') FROM pg_shadow"
users: {}
Expand All @@ -51,14 +58,16 @@ settings:
# WHERE usename = p_usename;
# END;
# $$ LANGUAGE plpgsql SECURITY DEFINER;
auth_query: SELECT * FROM pgbouncer.get_auth($1)
auth_query: SELECT * FROM pgbouncer.get_auth($1)

connectionLimits:
maxClientConn: 200
defaultPoolSize: 200
minPoolSize: 15
reservePoolSize: 25
reservePoolTimeout: 5
# maxDbConnections: 0 # zero means unlimited
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# maxUserConnections: 0 # zero means unlimited
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same as above (since you didn't add templating for max_user_connections)

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I have added for it as well please check line 81


spec:
labels: {}
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