# given that we're now responsible for fetching this one, I have to
# decide on an actual path - not jsut a name to search for in PATH
omf_rc_trigger_script="/usr/bin/plc_trigger_omf_rc"
+omf_rc_trigger_log="/var/log/plc_trigger_omf_rc.log"
# hopefully temporary: when trigger script is missing, fetch it at the url here
omf_rc_trigger_url="http://git.mytestbed.net/?p=omf.git;a=blob_plain;f=omf_rc/bin/plc_trigger_omf_rc;hb=HEAD"
try:
fetch_trigger_script_if_missing (slicename)
# the trigger script actually needs to be run in the slice context of course
+ # in addition there is a requirement to pretend we run as a login shell
+ # hence sudo -i
slice_command = [ "sudo", "-i", omf_rc_trigger_script ]
to_run = tools.command_in_slice (slicename, slice_command)
- logger.log("command_in_slice: %s"%to_run)
- sp=subprocess.Popen(to_run, stdout=subprocess.PIPE,stderr=subprocess.STDOUT)
- (out,err)=sp.communicate()
- retcod=sp.returncode
- # we don't wait for that, try to display a retcod for info purpose only
- # might be None if that config script lasts or hangs whatever
- logger.log("omf_resctl: %s: called OMF rc control script (imm. retcod=%r)"%(slicename,retcod))
- logger.log("omf_resctl: got stdout\n%s"%out)
- logger.log("omf_resctl: got stderr\n%s"%err)
+ log_filename = "/vservers/%s/%s"%(slicename,omf_rc_trigger_log)
+ logger.log("omf_resctl: starting %s"%to_run)
+ logger.log("redirected into %s"%log_filename)
+ logger.log("*not* waiting for completion..")
+ with open(log_filename,"a") as log_file:
+ subprocess.Popen(to_run, stdout=log_file,stderr=subprocess.STDOUT)
+ # a first version tried to 'communicate' on that subprocess instance
+ # but that tended to create deadlocks in some cases
+ # causing nodemanager to stall...
+ # we're only losing the child's retcod, no big deal
except:
import traceback
traceback.print_exc()