Black Box LES1408A ユーザーズマニュアル
For more information on using chat (and pmchat) you should consult the UNIX man pages:
http://techpubs.sgi.com/library/tpl/cgibin/getdoc.cgi?coll=linux&db=man&fname=/usr/share/catman/
http://techpubs.sgi.com/library/tpl/cgibin/getdoc.cgi?coll=linux&db=man&fname=/usr/share/catman/
man8/chat.8.html
pmusers
The pmusers command is used to query the portmanager for active user sessions.
Example: To detect which users are currently active on which serial ports:
pmusers
The pmusers command is used to query the portmanager for active user sessions.
Example: To detect which users are currently active on which serial ports:
# pmusers
This command will output nothing if there are no active users currently connected to any ports.
Otherwise, it will respond with a sorted list of usernames per active port:
Port 1:
user1
user2
Port 2:
user1
Port 8:
user2
The above output indicates that a user named “user1” is actively connected to ports 1 and 2, while
“user2” is connected to both ports 1 and 8.
portmanager daemon
There is normally no need to stop and restart the daemon. To restart the daemon normally, just run the
There is normally no need to stop and restart the daemon. To restart the daemon normally, just run the
command:
# portmanager
Supported command line options are:
Force portmanager to run in the foreground: --nodaemon
Set the level of debug logging: --loglevel={debug,info,warn,error,alert}
Change which configuration file it uses: -c /etc/config/portmanager.conf
Set the level of debug logging: --loglevel={debug,info,warn,error,alert}
Change which configuration file it uses: -c /etc/config/portmanager.conf
Signals
Sending a SIGHUP signal to the portmanager will cause it to re-read its configuration file
Sending a SIGHUP signal to the portmanager will cause it to re-read its configuration file
15.2.2 External Scripts and Alerts
The portmanager can execute external scripts on certain events.
When the portmanager opens a port:
The portmanager can execute external scripts on certain events.
When the portmanager opens a port:
-
It attempts to execute /etc/config/scripts/portXX.init (where XX is the number of the port, e.g. 08).
The script is run with STDIN and STDOUT both connected to the serial port.
-
If the script cannot be executed, then portmanager will execute /etc/config/scripts/portXX.chat via
the chat command on the serial port.
When an alert occurs on a port:
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