use context manager for stdin files and use _put_file_shell

[yardstick.git] / yardstick / benchmark / scenarios / availability / attacker / attacker_general.py

diff --git a/yardstick/benchmark/scenarios/availability/attacker/attacker_general.py b/yardstick/benchmark/scenarios/availability/attacker/attacker_general.py
index 5e7716e..595067a 100644 (file)
--- a/yardstick/benchmark/scenarios/availability/attacker/attacker_general.py
+++ b/yardstick/benchmark/scenarios/availability/attacker/attacker_general.py
@@ -20,7 +20,7 @@ class GeneralAttacker(BaseAttacker):
     __attacker_type__ = 'general-attacker'
 
     def setup(self):
-        LOG.debug("config:%s context:%s" % (self._config, self._context))
+        LOG.debug("config:%s context:%s", self._config, self._context)
         host = self._context.get(self._config['host'], None)
         ip = host.get("ip", None)
         user = host.get("user", "root")
@@ -65,13 +65,15 @@ class GeneralAttacker(BaseAttacker):
 
         if "action_parameter" in self._config:
             LOG.debug("the shell command is: {0}".format(self.action_param))
-            exit_status, stdout, stderr = self.connection.execute(
-                self.action_param,
-                stdin=open(self.inject_script, "r"))
+            with open(self.inject_script, "r") as stdin_file:
+                exit_status, stdout, stderr = self.connection.execute(
+                    self.action_param,
+                    stdin=stdin_file)
         else:
-            exit_status, stdout, stderr = self.connection.execute(
-                "/bin/bash -s ",
-                stdin=open(self.inject_script, "r"))
+            with open(self.inject_script, "r") as stdin_file:
+                exit_status, stdout, stderr = self.connection.execute(
+                    "/bin/bash -s ",
+                    stdin=stdin_file)
 
         LOG.debug("the inject_fault's exit status is: {0}".format(exit_status))
         if exit_status == 0:
@@ -79,16 +81,18 @@ class GeneralAttacker(BaseAttacker):
                       .format(stdout))
         else:
             LOG.error(
-                "the inject_fault's error, stdout:%s, stderr:%s" %
-                (stdout, stderr))
+                "the inject_fault's error, stdout:%s, stderr:%s",
+                stdout, stderr)
 
     def recover(self):
         if "rollback_parameter" in self._config:
             LOG.debug("the shell command is: {0}".format(self.rollback_param))
-            exit_status, stdout, stderr = self.connection.execute(
-                self.rollback_param,
-                stdin=open(self.recovery_script, "r"))
+            with open(self.recovery_script, "r") as stdin_file:
+                exit_status, stdout, stderr = self.connection.execute(
+                    self.rollback_param,
+                    stdin=stdin_file)
         else:
-            exit_status, stdout, stderr = self.connection.execute(
-                "/bin/bash -s ",
-                stdin=open(self.recovery_script, "r"))
+            with open(self.recovery_script, "r") as stdin_file:
+                exit_status, stdout, stderr = self.connection.execute(
+                    "/bin/bash -s ",
+                    stdin=stdin_file)