fix(ci): no history also for single ssh commands

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

ci-scripts/sshconnection.py

@@ -157,22 +157,24 @@ class SSHConnection():
 		if not silent:
 			logging.debug(commandline)
 		self.cmd2Results = ''
+		noHistoryCmd = 'unset HISTFILE; ' + commandline
 		myHost = self.username + '@' + self.ipaddress
 		# CAUTION: THIS METHOD IMPLIES THAT THERE ARE VALID SSH KEYS
 		# BETWEEN THE PYTHON EXECUTOR NODE AND THE REMOTE HOST
 		# OTHERWISE IT WON'T WORK
-		lSsh = subprocess.Popen(["ssh", "%s" % myHost, commandline],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		lSsh = subprocess.Popen(["ssh", "%s" % myHost, noHistoryCmd],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
 		self.cmd2Results = str(lSsh.stdout.readlines())
 
 	def command3(self, commandline, timeout, silent=False):
 		if not silent:
 			logging.debug(commandline)
 		self.cmd2Results = ''
+		noHistoryCmd = 'unset HISTFILE; ' + commandline
 		myHost = self.username + '@' + self.ipaddress
 		# CAUTION: THIS METHOD IMPLIES THAT THERE ARE VALID SSH KEYS
 		# BETWEEN THE PYTHON EXECUTOR NODE AND THE REMOTE HOST
 		# OTHERWISE IT WON'T WORK
-		lSsh = subprocess.Popen(["ssh", "%s" % myHost, commandline],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		lSsh = subprocess.Popen(["ssh", "%s" % myHost, noHistoryCmd],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
 		return lSsh.stdout.readlines()