Check if we survived 4.0.0

[blogh]

https://patroni.readthedocs.io/en/latest/releases.html#version-4-0-0

All master references where changed to primary / leader.

[blogh]

• on the leader

check_patroni/vagrant on  master [!?] via 🐍 v3.12.6 (.venv) via ⍱ v2.3.4 took 1h1m5s                                                                                       
❯ ./check_patroni.sh http://10.20.30.52:8008                                                                                      

-- Running patroni checks using endpoint http://10.20.30.52:8008                                                                                                             
-- Cluster checks                                                                                                                                                            
CLUSTERCONFIGHASCHANGED OK - The hash of patroni's dynamic configuration has not changed (fe5d97ed3f864d4e3f7baabe6663b482). | is_configuration_changed=0;;@1:1              
CLUSTERHASLEADER OK - The cluster has a running leader. | has_leader=1;;@0 is_leader=1 is_standby_leader=0 is_standby_leader_in_arc_rec=0;@1:1                               
CLUSTERHASREPLICA OK - healthy_replica is 2 | healthy_replica=2 p1_lag=0 p1_sync=0 p1_timeline=1 p3_lag=0 p3_sync=0 p3_timeline=1 sync_replica=0 unhealthy_replica=0         
CLUSTERISINMAINTENANCE OK - is_in_maintenance is 0 | is_in_maintenance=0;;0                                                                                                  
CLUSTERHASSCHEDULEDACTION OK - has_scheduled_actions is 0 | has_scheduled_actions=0;;0 scheduled_restart=0 scheduled_switchover=0                                            
CLUSTERNODECOUNT OK - members is 3 | healthy_members=3 members=3 role_leader=1 role_replica=2 state_running=1 state_streaming=2                                              
-- Node checks                                                                                                                                                               
NODEISALIVE OK - This node is alive (patroni is running). | is_alive=1;;@0                                                                                                   
NODEISPENDINGRESTART OK - This node doesn't have the pending restart flag. | is_pending_restart=0;;0                                                                         
NODEISPRIMARY OK - This node is the primary with the leader lock. | is_primary=1;;@0                                                                                         
NODEISLEADER CRITICAL - This node is not a standby leader node. | is_leader=0;;@0                                                                                            
NODEISREPLICA CRITICAL - This node is not a running replica with no noloadbalance tag. | is_replica=0;;@0                                                                    
NODEISREPLICA CRITICAL - This node is not a running synchronous replica with no noloadbalance tag. | is_replica=0;;@0                                                        
NODEPATRONIVERSION OK - Patroni's version is 4.0.2. | is_version_ok=1;;@0                                                                                                    
NODETLHASCHANGED OK - The timeline is still 1. | is_timeline_changed=0;;@1:1 timeline=1 

• on a standby

check_patroni/vagrant on  master [!?] via 🐍 v3.12.6 (.venv) via ⍱ v2.3.4                                                                                                   
❯ ./check_patroni.sh http://10.20.30.53:8008       

-- Running patroni checks using endpoint http://10.20.30.53:8008                                                                                                             
-- Cluster checks                                                                                                                                                            
CLUSTERCONFIGHASCHANGED OK - The hash of patroni's dynamic configuration has not changed (fe5d97ed3f864d4e3f7baabe6663b482). | is_configuration_changed=0;;@1:1              
CLUSTERHASLEADER OK - The cluster has a running leader. | has_leader=1;;@0 is_leader=1 is_standby_leader=0 is_standby_leader_in_arc_rec=0;@1:1                               
CLUSTERHASREPLICA OK - healthy_replica is 2 | healthy_replica=2 p1_lag=0 p1_sync=0 p1_timeline=1 p3_lag=0 p3_sync=0 p3_timeline=1 sync_replica=0 unhealthy_replica=0         
CLUSTERISINMAINTENANCE OK - is_in_maintenance is 0 | is_in_maintenance=0;;0                                                                                                  
CLUSTERHASSCHEDULEDACTION OK - has_scheduled_actions is 0 | has_scheduled_actions=0;;0 scheduled_restart=0 scheduled_switchover=0                                            
CLUSTERNODECOUNT OK - members is 3 | healthy_members=3 members=3 role_leader=1 role_replica=2 state_running=1 state_streaming=2                                              
-- Node checks                                                                                                                                                               
NODEISALIVE OK - This node is alive (patroni is running). | is_alive=1;;@0                                                                                                   
NODEISPENDINGRESTART OK - This node doesn't have the pending restart flag. | is_pending_restart=0;;0                                                                         
NODEISPRIMARY CRITICAL - This node is not the primary with the leader lock. | is_primary=0;;@0                                                                               
NODEISLEADER CRITICAL - This node is not a standby leader node. | is_leader=0;;@0                                                                                            
NODEISREPLICA OK - This node is a running replica with no noloadbalance tag. | is_replica=1;;@0                                                                              
NODEISREPLICA CRITICAL - This node is not a running synchronous replica with no noloadbalance tag. | is_replica=0;;@0                                                        
NODEPATRONIVERSION OK - Patroni's version is 4.0.2. | is_version_ok=1;;@0                                                                                                    
NODETLHASCHANGED OK - The timeline is still 1. | is_timeline_changed=0;;@1:1 timeline=1 

[blogh]

• Code:

check_patroni on  master [!?] via 🐍 v3.12.6 (.venv) 
❯ grep -R master check_patroni                                                                                                                        

check_patroni/cli.py:    * master or leader

• Tests :

check_patroni on  patroni_4.0.0 [!?] via 🐍 v3.12.6 (.venv)                                                                                                                 
❯ grep -R master tests/ | grep -v postmaster  

tests/json/cluster_config_has_changed.json:  "master_start_timeout": 300,                                                                                                    
tests/json/node_is_replica_ko.json:  "role": "master",                                                                                                                       
tests/json/node_is_leader_ko.json:  "role": "master",                                                                                                                        
tests/json/cluster_has_replica_patroni_verion_3.1.0.json:  "role": "master",                                                                                                 
tests/json/node_is_primary_ok.json:  "role": "master",                                                                                                                       
tests/json/cluster_has_replica_patroni_verion_3.0.0.json:  "role": "master",                                                                                                 
tests/json/node_is_pending_restart_ko.json:  "role": "master",                                                                                                               
tests/json/node_tl_has_changed.json:  "role": "master",                                                                                                                      
tests/json/node_is_pending_restart_ok.json:  "role": "master",                                                                                                               
tests/json/node_patroni_version.json:  "role": "master",                                                                                                                     
tests/json/node_is_leader_ok.json:  "role": "master",   

[blogh]

updated here: #71