Exporter also recovers the process tree

aha/ahalib.py

@@ -219,18 +219,7 @@ class ProcessTrees:
         except KeyError,e:
             pass
 
-    def exportUserListTxt(self,filename):
-        try:
-            #Opens the file in append mode aiming to keep the history 
-            f = open(filename, 'a')
-            ts =  time.strftime("%Y-%m-%d %H:%M:%S") 
-            f.write("*** UserList created on %s ***\n"%(str(ts)))
-            for pid in self.userList.keys():
-                #Each sshd clone is not necessarly related to a user
-                if (len(self.get_children(pid)) == 0):
-                    #Discard empty subtrees
-                    continue
-        
+    def desc_root_process(self,f,pid):
         f.write("** user root process %d **\n"%pid)
         #See if some annotation is found for this pid
         if self.aplist.has_key(pid):
@@ -250,6 +239,22 @@ class ProcessTrees:
                     f.write("No timestamp information is there\n")
         else:
             sys.stderr.write("No annotations found for pid: %d\n"%pid)
+        #Add process vector
+        vec = self.recover_process_vector(pid)
+        f.write("Process vector: %s\n"%','.join(vec))
+
+    def exportUserListTxt(self,filename):
+        try:
+            #Opens the file in append mode aiming to keep the history 
+            f = open(filename, 'a')
+            ts =  time.strftime("%Y-%m-%d %H:%M:%S") 
+            f.write("*** UserList created on %s ***\n"%(str(ts)))
+            for pid in self.userList.keys():
+                #Each sshd clone is not necessarly related to a user
+                if (len(self.get_children(pid)) == 0):
+                    #Discard empty subtrees
+                    continue
+                self.desc_root_process(f,pid)
             f.close()
         except IOError,e:
             #TODO implement logging of internal errors
@@ -257,6 +262,42 @@ class ProcessTrees:
             #user lists are outdated or corrupted
             pass
 
+    def get_command_from_pid(self,pid):
+        if self.aplist.has_key(pid):
+            if self.aplist[pid].has_key('file'):
+                return self.aplist[pid]['file']
+            else:
+                sys.stderr.write('No file information for pid=%d\n'%pid)
+        else:
+            sys.stderr.write('pid %d was not annotated\n'%pid)
+        return None
+
+    def get_timestamp_from_pid(self,pid):
+        if self.aplist.has_key(pid):
+            if self.aplist[pid].has_key('timestamp'):
+                return self.aplist[pid]['timestamp']
+            else:
+                sys.stderr.write('No timestamp information for pid: %d\n'%pid)
+        else:
+            sys.stderr.write('pid %d was not annotated\n'%pid)
+        return -1
+
+    def recover_process_vector(self,pid):
+        vector = dict() # FIXME use timestamps as key for a dictionary
+        print "Children of ",pid," ",self.get_children(pid)
+        for pid in self.get_children(pid):
+            ts = self.get_timestamp_from_pid(pid)
+            file = self.get_command_from_pid(pid)
+            if ts != -1 and file != None:
+                vector[int(ts)] = file
+       #Now sort the vector    
+        tab = vector.keys()
+        tab.sort()
+        ret = []
+        for ts in tab:
+            ret.append(vector[ts])
+        return ret
+
 class TestProcessTree(unittest.TestCase):
     def testSearchRegular0(self):
         x = ProcessTrees()