diff options
Diffstat (limited to 'tools/misc/xend')
| -rw-r--r-- | tools/misc/xend | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tools/misc/xend b/tools/misc/xend index d19a4868f6..5c9757ec23 100644 --- a/tools/misc/xend +++ b/tools/misc/xend @@ -21,6 +21,12 @@ """ import os import sys +import socket +import time + +XCS_PORT = 1633 +XCS_EXEC = "/usr/sbin/xcs" +XCS_LOGFILE = "/var/log/xcs.log" # Default install path for Xen binary packages. sys.path = [ '/usr/lib/python' ] + sys.path @@ -89,6 +95,18 @@ def check_user(): msg("Xend must be run as root.") hline() raise CheckError("invalid user") + +def xcs_running(): + """ See if the control switch is running. + """ + ret = 1 + s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + try: + s.connect( ("127.0.0.1", XCS_PORT) ) + except: + ret = 0 + s.close() + return (ret) def main(): try: @@ -97,6 +115,31 @@ def main(): check_user() except CheckError: sys.exit(1) + + if (not xcs_running()): + if os.fork(): + time.sleep(1) # let xcs start + else: + try: + logfile = os.open(XCS_LOGFILE, + os.O_WRONLY|os.O_APPEND|os.O_CREAT) + os.close(1) + os.dup(logfile) + os.close(2) + os.dup(logfile) + os.close(logfile) + os.execlp(XCS_EXEC, XCS_EXEC) + except: + hline() + msg("Tried to start xcs, but failed. Is it installed?") + hline() + raise CheckError("couldn't start xcs") + if (not xcs_running()): + hline() + msg("Failed to start the control interface switch.") + hline() + raise CheckError("xcs not running") + daemon = SrvDaemon.instance() if not sys.argv[1:]: print 'usage: %s {start|stop|restart}' % sys.argv[0] |