Revert "Core: properly handle Ctrl-C"

This reverts commit 4568c44372c99ba809826e016680da9b881bd8e8.

Trying to handle ^c in the core is difficult and can break STDOUT for
interactive programs that invoke the core.

Signed-off-by: Sol Jerome <sol.jerome@gmail.com>

Conflicts:
	src/lib/Bcfg2/Server/Core.py
	src/sbin/bcfg2-test
	tools/bcfg2-profile-templates.py

1 files changed, 15 insertions, 0 deletions

diff --git a/tools/bcfg2-profile-templates.py b/tools/bcfg2-profile-templates.py
index 93314f1e3..f4069e454 100755
--- a/tools/bcfg2-profile-templates.py
+++ b/tools/bcfg2-profile-templates.py
@@ -5,6 +5,7 @@
 import sys
 import time
 import math
+import signal
 import logging
 import operator
 import Bcfg2.Logger
@@ -17,6 +18,19 @@ def stdev(nums):
     return math.sqrt(sum((n - mean)**2 for n in nums) / float(len(nums)))
 
 
+def get_sigint_handler(core):
+    """ Get a function that handles SIGINT/Ctrl-C by shutting down the
+    core and exiting properly."""
+
+    def hdlr(sig, frame):  # pylint: disable=W0613
+        """ Handle SIGINT/Ctrl-C by shutting down the core and exiting
+        properly. """
+        core.shutdown()
+        os._exit(1)  # pylint: disable=W0212
+
+    return hdlr
+
+
 def main():
     optinfo = dict(
         client=Bcfg2.Options.Option("Benchmark templates for one client",
@@ -49,6 +63,7 @@ def main():
     logger = logging.getLogger(sys.argv[0])
 
     core = Bcfg2.Server.Core.BaseCore(setup)
+    signal.signal(signal.SIGINT, get_sigint_handler(core))
     logger.info("Bcfg2 server core loaded")
     core.load_plugins()
     logger.debug("Plugins loaded")