print statements fixed

knockknock-daemon.py

@@ -36,16 +36,16 @@ import knockknock.daemonize
 
 def checkPrivileges():
     if (not os.geteuid() == 0):
-        print "Sorry, you have to run knockknock-daemon as root."
+        print("Sorry, you have to run knockknock-daemon as root.")
         sys.exit(3)
 
 def checkConfiguration():
     if (not os.path.isdir('/etc/knockknock.d/')):
-        print "/etc/knockknock.d/ does not exist.  You need to setup your profiles first.."
+        print("/etc/knockknock.d/ does not exist.  You need to setup your profiles first..")
         sys.exit(3)
 
     if (not os.path.isdir('/etc/knockknock.d/profiles/')):
-        print "/etc/knockknock.d/profiles/ does not exist.  You need to setup your profiles first..."
+        print("/etc/knockknock.d/profiles/ does not exist.  You need to setup your profiles first...")
         sys.exit(3)
 
 def dropPrivileges():
@@ -77,7 +77,7 @@ def main(argv):
     config     = DaemonConfiguration('/etc/knockknock.d/config')
 
     if (profiles.isEmpty()):
-        print 'WARNING: Running knockknock-daemon without any active profiles.'
+        print('WARNING: Running knockknock-daemon without any active profiles.')
 
     knockknock.daemonize.createDaemon()
 

knockknock-genprofile.py

@@ -30,12 +30,12 @@ DAEMON_DIR   = '/etc/knockknock.d/'
 PROFILES_DIR = DAEMON_DIR + 'profiles/'
 
 def usage():
-    print "knockknock-genprofile <profileName> <knockPort>"
+    print("knockknock-genprofile <profileName> <knockPort>")
     sys.exit(3)
 
 def checkProfile(profileName):
     if (os.path.isdir(PROFILES_DIR + profileName)):
-        print "Profile already exists.  First rm " + PROFILES_DIR + profileName + "/"
+        print("Profile already exists.  First rm " + PROFILES_DIR + profileName + "/")
         sys.exit(0)
 
 def checkPortConflict(knockPort):
@@ -46,7 +46,7 @@ def checkPortConflict(knockPort):
     matchingProfile = profiles.getProfileForPort(knockPort)
 
     if (matchingProfile != None):
-        print "A profile already exists for knock port: " + str(knockPort) + " at this location: " + matchingProfile.getDirectory()
+        print("A profile already exists for knock port: " + str(knockPort) + " at this location: " + matchingProfile.getDirectory())
 
 def createDirectory(profileName):
     if not os.path.isdir(DAEMON_DIR):
@@ -79,7 +79,7 @@ def main(argv):
     profile.serialize()
     random.close()
 
-    print "Keys successfully generated in " + PROFILES_DIR + profileName
+    print("Keys successfully generated in " + PROFILES_DIR + profileName)
 
 if __name__ == '__main__':
     main(sys.argv[1:])

knockknock-proxy.py

@@ -45,7 +45,7 @@ class ProxyServer(asyncore.dispatcher):
 
 
 def usage():
-    print "knockknock-proxy <listenPort>"
+    print("knockknock-proxy <listenPort>")
     sys.exit(3)
 
 def getProfiles():
@@ -57,14 +57,14 @@ def getProfiles():
 
 def checkPrivileges():
     if not os.geteuid() == 0:
-        print "\nSorry, knockknock-proxy has to be run as root.\n"
+        print("\nSorry, knockknock-proxy has to be run as root.\n")
         usage()
 
 def checkProfiles():
     homedir = os.path.expanduser('~')
 
     if not os.path.isdir(homedir + '/.knockknock/'):
-        print "Error: you need to setup your profiles in " + homedir + "/.knockknock/"
+        print("Error: you need to setup your profiles in " + homedir + "/.knockknock/")
         sys.exit(2)
 
 def main(argv):

knockknock.py

@@ -29,7 +29,7 @@ from struct import *
 from knockknock.Profile import Profile
 
 def usage():
-    print "Usage: knockknock.py -p <portToOpen> <host>"
+    print("Usage: knockknock.py -p <portToOpen> <host>")
     sys.exit(2)
     
 def parseArguments(argv):
@@ -61,18 +61,18 @@ def getProfile(host):
     homedir = os.path.expanduser('~')
     
     if not os.path.isdir(homedir + '/.knockknock/'):
-        print "Error: you need to setup your profiles in " + homedir + '/.knockknock/'
+        print("Error: you need to setup your profiles in " + homedir + '/.knockknock/')
         sys.exit(2)
 
     if not os.path.isdir(homedir + '/.knockknock/' + host):
-        print 'Error: profile for host ' + host + ' not found at ' + homedir + '/.knockknock/' + host
+        print('Error: profile for host ' + host + ' not found at ' + homedir + '/.knockknock/' + host)
         sys.exit(2)
 
     return Profile(homedir + '/.knockknock/' + host)
 
 def verifyPermissions():
     if os.getuid() != 0:
-        print 'Sorry, you must be root to run this.'
+        print('Sorry, you must be root to run this.')
         sys.exit(2)    
 
 def existsInPath(command):
@@ -100,7 +100,7 @@ def main(argv):
     hping = existsInPath("hping3")
 
     if hping is None:
-        print "Error, you must install hping3 first."
+        print("Error, you must install hping3 first.")
         sys.exit(2)
 
     command = [hping, "-S", "-c", "1",
@@ -113,10 +113,10 @@ def main(argv):
     
     try:
         subprocess.call(command, shell=False, stdout=open('/dev/null', 'w'), stderr=subprocess.STDOUT)
-        print 'Knock sent.'
+        print('Knock sent.')
 
     except OSError:
-        print "Error: Do you have hping3 installed?"
+        print("Error: Do you have hping3 installed?")
         sys.exit(3)
 
 if __name__ == '__main__':

setup.py

@@ -26,7 +26,7 @@ setup  (name         = 'knockknock',
                         ('/etc/knockknock.d/', ['config'])]
        )
 
-print "Cleaning up..."
+print("Cleaning up...")
 
 if os.path.exists("build/"):
     shutil.rmtree("build/")