contrail-logs (Accessing Log File Messages)
A command-line utility, contrail-logs, uses REST APIs to retrieve system log messages, object log messages,
and trace messages.
Command-Line Options for Contrail-Logs
The command-line utility for accessing log file information
is contrail-logs in the analytics node.
The following are the options supported at the command line for contrail-logs, as viewed using the -–help option.
[root@host]# contrail-logs --help
usage: contrail-logs [-h]
[--opserver-ip OPSERVER_IP]
[--opserver-port OPSERVER_PORT]
[--start-time START_TIME]
[--end-time END_TIME]
[--last LAST]
[--source SOURCE]
[--module {ControlNode, VRouterAgent, ApiServer, Schema, OpServer, Collector, QueryEngine, ServiceMonitor, DnsAgent}]
[--category CATEGORY]
[--level LEVEL]
[--message-type MESSAGE_TYPE]
[--reverse]
[--verbose]
[--all]
[--object {ObjectVNTable, ObjectVMTable, ObjectSITable, ObjectVRouter, ObjectBgpPeer, ObjectRoutingInstance, ObjectBgpRouter, ObjectXmppConnection, ObjectCollectorInfo, ObjectGeneratorInfo, ObjectConfigNode}]
[--object-id OBJECT_ID]
[--object-select-field {ObjectLog,SystemLog}]
[--trace TRACE]
Option Descriptions
The following are the descriptions for each of the option arguments
available for contrail-logs.
optional arguments:
-h, --help
show this help message and exit
--opserver-ip OPSERVER_IP
IP address of OpServer (default: 127.0.0.1)
--opserver-port OPSERVER_PORT
Port of OpServer (default: 8081)
--start-time START_TIME
Logs start time (format now-10m, now-1h) (default: now-10m)
--end-time END_TIME
Logs end time (default: now)
--last LAST
Logs from last time period (format 10m, 1d) (default: None)
--source SOURCE
Logs from source address (default: None)
--module {ControlNode, VRouterAgent, ApiServer, Schema, OpServer, Collector, QueryEngine, ServiceMonitor, DnsAgent}
Logs from module (default: None)
--category CATEGORY
Logs of category (default: None)
--level LEVEL
Logs of level (default: None)
--message-type MESSAGE_TYPE
Logs of message type (default: None)
--reverse
Show logs in reverse chronological order (default: False)
--verbose
Show internal information (default: True)
--all
Show all logs (default: False)
--object {ObjectVNTable, ObjectVMTable, ObjectSITable, ObjectVRouter, ObjectBgpPeer, ObjectRoutingInstance, ObjectBgpRouter, ObjectXmppConnection, ObjectCollectorInfo, ObjectGeneratorInfo, ObjectConfigNode}
Logs of object type (default: None)
--object-id OBJECT_ID
Logs of object name (default: None)
--object-select-field {ObjectLog,SystemLog}
Select field to filter the log (default: None)
--trace TRACE
Dump trace buffer (default: None)
Example Uses
The following examples show how you can use the option arguments
available for contrail-logs to retrieve
the information you specify.
View only the system log messages from all boxes for the last 10 minutes.
contrail-logsView all log messages (systemlog, objectlog, uve, ...) from all boxes for the last 10 minutes.
contrail-logs --allView only the control node system log messagess from all boxes for the last 10 minutes.
contrail-logs --module ControlNode--moduleaccepts the following values -ControlNode, VRouterAgent, ApiServer, Schema, ServiceMonitor, Collector, OpServer, QueryEngine, DnsAgentView the control node system log messages from source
a6s23.contrail.juniper.netfor the last 10 minutes.contrail-logs --module ControlNode --source a6s23.contrail.juniper.netView the XMPP category system log messages from all modules on all boxes for the last 10 minutes.
contrail-logs --category XMPPView the system log messages from all the boxes from the last hour.
contrail-logs --last 1hView the system log messages from the VN object named
demo:admin:vn1from all boxes for the last 10 minutes.contrail-logs --object ObjectVNTable --object-id demo:admin:vn1--objectaccepts the following values -ObjectVNTable, ObjectVMTable, ObjectSITable, ObjectVRouter, ObjectBgpPeer, ObjectRoutingInstance, ObjectBgpRouter, ObjectXmppConnection, ObjectCollectorInfoView the system log messages from all boxes for the last 10 minutes in reverse chronological order:
contrail-logs --reverseView the system log messages from a specific time interval and display them in a specified date format.
contrail-logs --start-time "2020 May 12 18:30:27.0" --end-time "2020 May 12 18:31:27.0"