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Diffstat (limited to 'agents/autodetect/fence_brocade.py')
-rw-r--r-- | agents/autodetect/fence_brocade.py | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/agents/autodetect/fence_brocade.py b/agents/autodetect/fence_brocade.py new file mode 100644 index 0000000..5257bcc --- /dev/null +++ b/agents/autodetect/fence_brocade.py @@ -0,0 +1,78 @@ +#!/usr/bin/python -tt + +import sys, re +import atexit +sys.path.append("@FENCEAGENTSLIBDIR@") +from fencing import * +from fencing import fail, EC_STATUS + +#BEGIN_VERSION_GENERATION +RELEASE_VERSION="New Brocade Agent - test release on steroids" +REDHAT_COPYRIGHT="" +BUILD_DATE="March, 20013" +#END_VERSION_GENERATION + +def set_power_status(conn, options): + action = { + 'on' : "portCfgPersistentEnable", + 'off': "portCfgPersistentDisable" + }[options["--action"]] + + conn.send_eol(action + " " + options["--plug"]) + conn.log_expect(options["--command-prompt"], int(options["--power-timeout"])) + +def get_power_status(conn, options): + line_re = re.compile(r'=========', re.IGNORECASE) + outlets = {} + in_index = False + + conn.send_eol("switchshow") + conn.log_expect(options["--command-prompt"], int(options["--power-timeout"])) + for line in str(conn.before).split("\n"): + if line_re.search(line): + in_index = True + elif in_index and line.lstrip()[0].isdigit(): + tokens = line.lstrip().split() + status = "off" if len(tokens) > 7 and tokens[7] == "Disabled" else "on" + outlets[tokens[0]] = ("", status) + + if ["list", "monitor"].count(options["--action"]) == 0: + (_, status) = outlets[options["--plug"]] + return status + else: + return outlets + +def main(): + device_opt = ["ipaddr", "login", "passwd", "cmd_prompt", "secure", \ + "port", "fabric_fencing", "telnet"] + + atexit.register(atexit_handler) + + all_opt["cmd_prompt"]["default"] = ["> "] + + options = check_input(device_opt, process_input(device_opt)) + options["eol"] = "\n" + + docs = {} + docs["shortdesc"] = "Fence agent for HP Brocade over telnet/ssh" + docs["longdesc"] = "fence_brocade is an I/O Fencing agent which can be used with Brocade FC switches. \ +It logs into a Brocade switch via telnet and disables a specified port. Disabling the port which a machine is \ +connected to effectively fences that machine. Lengthy telnet connections to the switch should be avoided while \ +a GFS cluster is running because the connection will block any necessary fencing actions. \ +\ +After a fence operation has taken place the fenced machine can no longer connect to the Brocade FC switch. \ +When the fenced machine is ready to be brought back into the GFS cluster (after reboot) the port on the Brocade \ +FC switch needs to be enabled. This can be done by running fence_brocade and specifying the enable action" + docs["vendorurl"] = "http://www.brocade.com" + show_docs(options, docs) + + ## + ## Operate the fencing device + #### + conn = fence_login(options) + result = fence_action(conn, options, set_power_status, get_power_status, get_power_status) + fence_logout(conn, "exit") + sys.exit(result) + +if __name__ == "__main__": + main() |