make sure it's integers we're dealing with

plugins/check_process

@@ -52,14 +52,14 @@ class process:
     """
     String representation for performance
     """
-    procname = str.replace(self.comm, '.', '-')
+    procname = str.replace(self.comm, '.', '-')
     return "'%s instances'=%d '%s cpu'=%.2f%% '%s mem'=%.2f%% '%s thr'=%d '%s conn'=%d '%s fd'=%d" % \
-              (procname, len(self.pid),
-               procname, self.cpu, 
-               procname, self.mem,
-               procname, self.thr,
-               procname, self.conn,
-               procname, self.fd)
+              (procname, len(self.pid),
+               procname, self.cpu, 
+               procname, self.mem,
+               procname, self.thr,
+               procname, self.conn,
+               procname, self.fd)
 
 class check_process:
   "Checks a process activity"
@@ -174,18 +174,18 @@ Description of work executed by the probe:
       proc.thr += int(threads)
 
       # Network connections
-      (status, lsof_out) = commands.getstatusoutput("sudo -n /usr/sbin/lsof -a -i4 -i6 -p %d" % pid)
+      (status, lsof_out) = commands.getstatusoutput("sudo -n /usr/sbin/lsof -a -i4 -i6 -p %d" % int(pid))
       if status == 0:
         proc.conn += len(lsof_out.split('\n')) - 1
       else:
-        debug("Could not retrieve sockets for %s (%d): Maybe died or sudo not configured properly" % (proc.comm, pid))
+        debug("Could not retrieve sockets for %s (%d): Maybe died or sudo not configured properly" % (proc.comm, int(pid)))
 
       # File descriptors
-      (status, lsof_out) = commands.getstatusoutput("sudo -n /usr/sbin/lsof -a -d 0-99999 -p %d" % pid)
+      (status, lsof_out) = commands.getstatusoutput("sudo -n /usr/sbin/lsof -a -d 0-99999 -p %d" % int(pid))
       if status == 0:
         proc.fd = len(lsof_out.split('\n')) - 1
       else:
-        debug("Could not retrieve file descriptors for %s (%d): Maybe died or sudo not configured properly" % (proc.comm, pid))
+        debug("Could not retrieve file descriptors for %s (%d): Maybe died or sudo not configured properly" % (proc.comm, int(pid)))
 
     # Performance
     performance = " ".join([ str(proc) for proc in self.proc_info.values() ])