Add error handling for failed external domain addition

[stephdl]

This pull request adds error handling for failed external domain addition. If the external domain cannot be added, the cluster will be left using the /usr/sbin/ns8-leave command.

NethServer/dev#6985

when the error comes

what you find in logs

=========== Join cluster Fri, 02 Aug 2024 10:17:47 +0200
=========== Leave cluster Fri, 02 Aug 2024 10:17:56 +0200
{"steps":2,"pid":23770,"args":"","event":"nethserver-ns8-migration-save"}
{"step":1,"pid":23770,"action":"S05generic_template_expand","event":"nethserver-ns8-migration-save","state":"running"}
{"progress":"0.50","time":"0.05514","exit":0,"event":"nethserver-ns8-migration-save","state":"done","step":1,"pid":23770,"action":"S05generic_template_expand"}
{"step":2,"pid":23770,"action":"S90adjust-services","event":"nethserver-ns8-migration-save","state":"running"}
{"progress":"1.00","time":"0.1998","exit":0,"event":"nethserver-ns8-migration-save","state":"done","step":2,"pid":23770,"action":"S90adjust-services"}
{"pid":23770,"status":"success","event":"nethserver-ns8-migration-save"}
cluster/task/1e150f5c-6a12-4f40-a3eb-a6d061362a45
removed ‘/var/lib/nethserver/nethserver-ns8-migration/agent.env’
removed ‘/var/lib/nethserver/nethserver-ns8-migration/environment’
{"steps":2,"pid":24481,"args":"","event":"nethserver-ns8-migration-save"}
{"step":1,"pid":24481,"action":"S05generic_template_expand","event":"nethserver-ns8-migration-save","state":"running"}
{"progress":"0.50","time":"0.056436","exit":0,"event":"nethserver-ns8-migration-save","state":"done","step":1,"pid":24481,"action":"S05generic_template_expand"}
{"step":2,"pid":24481,"action":"S90adjust-services","event":"nethserver-ns8-migration-save","state":"running"}
{"progress":"1.00","time":"0.216974","exit":0,"event":"nethserver-ns8-migration-save","state":"done","step":2,"pid":24481,"action":"S90adjust-services"}
{"pid":24481,"status":"success","event":"nethserver-ns8-migration-save"}
Task add_external_domain has failed: {'code': 200, 'data': {'error': '<3>LDAPSocketOpenError: socket connection error while opening: [Errno 111] Connection refused\n', 'exit_code': 3, 'file': 'task/cluster/646a9993-fbb0-4a9b-b384-a5969c1dc8d4', 'output': [{'error': 'port_connection_error', 'field': 'port', 'parameter': 'port', 'value': 636}]}, 'message': 'success'}

if you cp and paste the command from UI

[root@NS2 ~]#  echo '{"action":"login","Host":"rocky9-pve.org","User":"admin","Password":"Nethesis,1234","TLSVerify":"disabled"}' | /usr/bin/setsid /usr/bin/sudo /usr/libexec/nethserver/api/nethserver-ns8-migration/connection/update | jq
{
  "steps": -1,
  "id": "1717508984",
  "type": "CommandFailed",
  "message": "{\"steps\":2,\"pid\":30951,\"args\":\"\",\"event\":\"nethserver-ns8-migration-save\"}\n{\"step\":1,\"pid\":30951,\"action\":\"S05generic_template_expand\",\"event\":\"nethserver-ns8-migration-save\",\"state\":\"running\"}\n{\"progress\":\"0.50\",\"time\":\"0.053631\",\"exit\":0,\"event\":\"nethserver-ns8-migration-save\",\"state\":\"done\",\"step\":1,\"pid\":30951,\"action\":\"S05generic_template_expand\"}\n{\"step\":2,\"pid\":30951,\"action\":\"S90adjust-services\",\"event\":\"nethserver-ns8-migration-save\",\"state\":\"running\"}\n{\"progress\":\"1.00\",\"time\":\"0.173759\",\"exit\":0,\"event\":\"nethserver-ns8-migration-save\",\"state\":\"done\",\"step\":2,\"pid\":30951,\"action\":\"S90adjust-services\"}\n{\"pid\":30951,\"status\":\"success\",\"event\":\"nethserver-ns8-migration-save\"}\ncluster/task/32035cfa-6b15-4529-b30c-308f53380113\nremoved ‘/var/lib/nethserver/nethserver-ns8-migration/agent.env’\nremoved ‘/var/lib/nethserver/nethserver-ns8-migration/environment’\n{\"steps\":2,\"pid\":31663,\"args\":\"\",\"event\":\"nethserver-ns8-migration-save\"}\n{\"step\":1,\"pid\":31663,\"action\":\"S05generic_template_expand\",\"event\":\"nethserver-ns8-migration-save\",\"state\":\"running\"}\n{\"progress\":\"0.50\",\"time\":\"0.05408\",\"exit\":0,\"event\":\"nethserver-ns8-migration-save\",\"state\":\"done\",\"step\":1,\"pid\":31663,\"action\":\"S05generic_template_expand\"}\n{\"step\":2,\"pid\":31663,\"action\":\"S90adjust-services\",\"event\":\"nethserver-ns8-migration-save\",\"state\":\"running\"}\n{\"progress\":\"1.00\",\"time\":\"0.208003\",\"exit\":0,\"event\":\"nethserver-ns8-migration-save\",\"state\":\"done\",\"step\":2,\"pid\":31663,\"action\":\"S90adjust-services\"}\n{\"pid\":31663,\"status\":\"success\",\"event\":\"nethserver-ns8-migration-save\"}\nTask add_external_domain has failed: {'code': 200, 'data': {'error': '<3>LDAPSocketOpenError: socket connection error while opening: [Errno 111] Connection refused\\n', 'exit_code': 3, 'file': 'task/cluster/14c6e3e1-2348-4455-af0d-a0b90769e113', 'output': [{'error': 'port_connection_error', 'field': 'port', 'parameter': 'port', 'value': 636}]}, 'message': 'success'}\n=========== Leave cluster Thu, 01 Aug 2024 15:50:11 +0200"
}

[nethbot]

in 7.9.2009/autobuild:

• nethserver-ns8-migration-1.0.14-1.1.pr76.gf006445.ns7.x86_64.rpm x86_64

[nethbot]

in 7.9.2009/autobuild:

• nethserver-ns8-migration-1.0.14-1.1.pr76.g9f6f14e.ns7.x86_64.rpm x86_64

[nethbot]

in 7.9.2009/autobuild:

• nethserver-ns8-migration-1.0.14-1.1.pr76.g75f5e90.ns7.x86_64.rpm x86_64

[nethbot]

in 7.9.2009/autobuild:

• nethserver-ns8-migration-1.0.14-1.3.pr76.g99969de.ns7.x86_64.rpm x86_64