FENCE_AGENT - Online Linux Manual PageSection : 8
Updated : 2009-10-20
Source : fence_virsh (Fence Agent)
NAMEfence_virsh - Fence agent for virsh
DESCRIPTIONfence_virsh is an I/O Fencing agent which can be used with the virtual machines managed by libvirt. It logs via ssh to a dom0 and there run virsh command, which does all work. By default, virsh needs root account to do properly work. So you must allow ssh login in your sshd_config. fence_virsh accepts options on the command line as well as from stdin. Fenced sends parameters through stdin when it execs the agent. fence_virsh can be run by itself with command line options. This is useful for testing and for turning outlets on or off from scripts. Vendor URL: http://libvirt.org
PARAMETERS -o, --action=[action] Fencing Action (Default Value: reboot) -c, --command-prompt=[prompt] Force Python regex for command prompt (Default Value: ['\[EXPECT\\]#\\ ']) -k, --identity-file=[filename] Identity file for ssh -4, --inet4-only Forces agent to use IPv4 addresses only -6, --inet6-only Forces agent to use IPv6 addresses only -a, --ip=[ip] IP Address or Hostname This parameter is always required. -u, --ipport=[port] TCP/UDP port to use for connection with device (Default Value: 22) -l, --username=[name] Login Name This parameter is always required. -p, --password=[password] Login password or passphrase -S, --password-script=[script] Script to retrieve password -n, --plug=[id] Physical plug number, name of virtual machine or UUID This parameter is always required. -x, --ssh SSH connection (Default Value: 1) --ssh-options=[options] SSH options to use (Default Value: -t '/bin/bash -c "PS1=\[EXPECT\]#\ /bin/bash --noprofile --norc"') -v, --verbose Verbose mode -D, --debug-file=[debugfile] Write debug information to given file -V, --version Display version information and exit -h, --help Display help and exit -C, --separator=[char] Separator for CSV created by operation list (Default Value: ,) --delay=[seconds] Wait X seconds before fencing is started (Default Value: 0) --login-timeout=[seconds] Wait X seconds for cmd prompt after login (Default Value: 5) --power-timeout=[seconds] Test X seconds for status change after ON/OFF (Default Value: 20) --power-wait=[seconds] Wait X seconds after issuing ON/OFF (Default Value: 0) --shell-timeout=[seconds] Wait X seconds for cmd prompt after issuing command (Default Value: 3) --retry-on=[attempts] Count of attempts to retry power on (Default Value: 1) --use-sudo Use sudo (without password) when calling 3rd party sotfware. --ssh-path=[path] Path to ssh binary (Default Value: /usr/bin/ssh) --sudo-path=[path] Path to sudo binary (Default Value: /usr/bin/sudo)
ACTIONS on Power on machine. off Power off machine. reboot Reboot machine. status This returns the status of the plug/virtual machine. list List available plugs with aliases/virtual machines if there is support for more then one device. Returns N/A otherwise. list-status List available plugs with aliases/virtual machines and their power state if it can be obtained without additional commands. monitor Check the health of fence device metadata Display the XML metadata describing this resource.
STDIN PARAMETERS action Fencing Action (Default Value: reboot) cmd_prompt Force Python regex for command prompt (Default Value: ['\[EXPECT\\]#\\ ']) identity_file Identity file for ssh inet4_only Forces agent to use IPv4 addresses only inet6_only Forces agent to use IPv6 addresses only ipaddr IP Address or Hostname This parameter is always required. ipport TCP/UDP port to use for connection with device (Default Value: 22) login Login Name This parameter is always required. passwd Login password or passphrase passwd_script Script to retrieve password port Physical plug number, name of virtual machine or UUID This parameter is always required. secure SSH connection (Default Value: 1) ssh_options SSH options to use (Default Value: -t '/bin/bash -c "PS1=\[EXPECT\]#\ /bin/bash --noprofile --norc"') verbose Verbose mode debug Write debug information to given file version Display version information and exit help Display help and exit separator Separator for CSV created by operation list (Default Value: ,) delay Wait X seconds before fencing is started (Default Value: 0) login_timeout Wait X seconds for cmd prompt after login (Default Value: 5) power_timeout Test X seconds for status change after ON/OFF (Default Value: 20) power_wait Wait X seconds after issuing ON/OFF (Default Value: 0) shell_timeout Wait X seconds for cmd prompt after issuing command (Default Value: 3) retry_on Count of attempts to retry power on (Default Value: 1) sudo Use sudo (without password) when calling 3rd party sotfware. ssh_path Path to ssh binary (Default Value: /usr/bin/ssh) sudo_path Path to sudo binary (Default Value: /usr/bin/sudo) 0
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ERROR : Need New Coding : (rof_escape_sequence|91|fence_virsh.8|29|\[EXPECT\\]#\\ ']) |Force Python regex for command prompt (Default Value: ['\\[EXPECT\\]#\\ '])
) (rof_escape_sequence|91|fence_virsh.8|84|\[EXPECT\]#\ /bin/bash --noprofile --norc"') |SSH options to use (Default Value: -t '/bin/bash -c "PS1=\[EXPECT\]#\ /bin/bash --noprofile --norc"')
) (rof_escape_sequence|91|fence_virsh.8|202|\[EXPECT\\]#\\ ']) |Force Python regex for command prompt (Default Value: ['\\[EXPECT\\]#\\ '])
) (rof_escape_sequence|91|fence_virsh.8|257|\[EXPECT\]#\ /bin/bash --noprofile --norc"') |SSH options to use (Default Value: -t '/bin/bash -c "PS1=\[EXPECT\]#\ /bin/bash --noprofile --norc"')
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