[config_mail] Ajout du dossier pour déplacer les spams

gestion/config_mail.py

@@ -30,10 +30,10 @@
 """
 Script permetant de gérer sa configuration mail
 
-Usage    : ConfigMail.py [--forward=(|<mail>)] [--spam=(accepte|marque|supprime)]
+Usage    : ConfigMail.py [--forward=(|<mail>)] [--spam=(accepte|marque|deplace|supprime)]
 Retourne :
     forward=(|<mail>)
-    spam=(accepte|marque|supprime)
+    spam=(accepte|marque|deplace|supprime)
 """
 
 procmail_warning = """################################################################
@@ -46,6 +46,24 @@ procmail_warning = """##########################################################
 
 """
 
+# Pour éviter des crash
+procmail_mark_old = """# Passage des mails dans spamassassin
+:0 Whbf
+* < 256000
+| spamc
+
+# Serveur blacklisté
+:0
+* ^X-Reject: 554
+* !^X-Spam-Status: Yes
+{
+  :0 Whf
+  * ^Subject:\/.*
+  | formail -i "Subject: *****SPAM***** $MATCH"
+}
+
+"""
+
 procmail_mark = """# Passage des mails dans spamassassin
 :0 Whbf
 * < 256000
@@ -61,13 +79,37 @@ procmail_mark = """# Passage des mails dans spamassassin
   | formail -i "Subject: *****SPAM***** $MATCH"
 }
 
+:0
+* ^X-Spam-Status: Yes
+{
+  :0 Whf
+  * ^Subject:\/.*
+| formail -i "Subject: *****SPAM***** $MATCH"
+}
+
 """
 
 procmail_delete_spam = """# Suppression des spams
 :0 Whf
 * ^Subject: *****SPAM*****
 /dev/null
+"""
 
+procmail_move = """#Déplacement des spams
+:0 Whbf
+* < 256000
+| spamc
+
+# Serveur blacklisté
+:0
+* ^X-Reject: 554
+* !^X-Spam-Status: Yes
+.%(spamdir)s
+
+# Mail de spam
+:0
+* ^X-Spam-Status: Yes
+.%(spamdir)s
 """
 
 procmail_forward = """# Redirection des mails
@@ -82,13 +124,20 @@ forward_procmail = '"|exec /usr/bin/procmail"\n'
 
 
 from commands import getstatusoutput
-import os, sys, pwd, getopt
+import os
+import sys
+import pwd
+import getopt
 home = pwd.getpwuid(os.getuid())[5]
 import re
 
 class MailConfigError(ReferenceError):
     pass
 
+def Log(content):
+    with open('/tmp/intranet.log', 'a') as log:
+        log.writelines(content+"\n")
+
 ############################################################################
 ## Fonctions utiles
 
@@ -118,11 +167,11 @@ def _GetConfig():
             raise MailConfigError, 'Fichier forward trop long'
         fic_forward = fic_forward[0]
     except IOError:
-        return {'forward':'', 'spam':'accepte'}
+        return {'forward':'', 'spam':'accepte', 'spamdir':None}
 
     # forward simple
     if _IsMail(fic_forward):
-        return {'forward':fic_forward, 'spam':'accepte'}
+        return {'forward':fic_forward, 'spam':'accepte', 'spamdir':None}
 
     # utilisation de procmail
     if fic_forward != _Clean(forward_procmail)[0]:
@@ -140,27 +189,41 @@ def _GetConfig():
 
     # forward simple dans le procmailrc
     if not fic_procmail:
-        return {'forward':forward, 'spam':'accepte'}
+        return {'forward':forward, 'spam':'accepte', 'spamdir':None}
     
     # marquage des spams
     tmp = _Clean( procmail_mark )
-    if fic_procmail[:len(tmp)] != tmp:
+    tmp2 = _Clean( procmail_move )
-        raise MailConfigError, 'Fichier de procmail non compréhensible'
+    tmp3 = _Clean( procmail_mark_old )
-    fic_procmail = fic_procmail[len(tmp):]
+    mark = False
+    move = False
+    if fic_procmail[:len(tmp)] != tmp and fic_procmail[:len(tmp)] != tmp3:
+        if len(fic_procmail) != len(tmp2):
+            raise MailConfigError, 'Fichier de procmail non compréhensible'
+        else:
+            spamdir = fic_procmail[-1][1:]
+            fic_procmail = fic_procmail[len(tmp2):]
+            move = True
+    else:
+        fic_procmail = fic_procmail[len(tmp):]
+        spamdir = ""
+        mark = True
 
     # suppression des spams ?
-    if not fic_procmail:
+    if (not fic_procmail) and mark:
-        return {'forward':forward, 'spam':'marque'}
+        return {'forward':forward, 'spam':'marque', 'spamdir':None}
+    elif (not fic_procmail) and move: 
+        return {'forward':forward, 'spam':'deplace', 'spamdir':spamdir}
     elif fic_procmail == _Clean(procmail_delete_spam):
-        return {'forward':forward, 'spam':'supprime'}
+        return {'forward':forward, 'spam':'supprime', 'spamdir':None}
     else:
         raise MailConfigError, 'Fichier de procmail non compréhensible'
 
-def _SetConfig(forward = None, spam= None):
+def _SetConfig(forward = None, spam= None, spamdir=None):
     """ Modifie la configuration de l'utilisateur courant """
 
     # variable new_spam
-    if spam in ['accepte','supprime','marque']:
+    if spam in ['accepte', 'deplace', 'supprime','marque']:
         new_spam = spam
     elif spam == None:
         new_spam = _GetConfig()['spam']
@@ -175,6 +238,14 @@ def _SetConfig(forward = None, spam= None):
     else:
         raise ValueError, 'Adresse mail invalide'
 
+    if spamdir == None:
+        new_spamdir = _GetConfig()['spamdir']
+    elif re.match('^[a-zA-Z0-9_-]+$', spamdir):
+        new_spamdir = spamdir
+    else:
+        raise ValueError, 'Nom de dossier invalide'
+        
+
     # génération des fichiers
     if new_spam=='accepte':
         # suppression du .procmailrc
@@ -189,16 +260,19 @@ def _SetConfig(forward = None, spam= None):
             os.remove('%s/.forward'%home)
     else:
         # écriture du .procmailc
-        txt = procmail_warning + procmail_mark
+        if new_spam == 'marque':
+            txt = procmail_warning + procmail_mark
         if new_spam=='supprime':
-            txt += procmail_delete_spam
+            txt = procmail_warning + procmail_mark + procmail_delete_spam
+        if new_spam == 'deplace':
+            txt = procmail_warning + procmail_move % ({'spamdir':new_spamdir})
         if new_forward:
             txt += procmail_forward % new_forward
         open('%s/.procmailrc'%home,'w').write(txt)
         # écriture du .forward
         open('%s/.forward'%home,'w').write(forward_procmail)
 
-def _Sudo(uid, forward=None, spam=None):
+def _Sudo(uid, forward=None, spam=None, spamdir=None):
     """ Execute le script pour un autre utilisateur """
     # construction de la ligne de commande
     if __file__[-4:]=='.pyc':
@@ -210,6 +284,8 @@ def _Sudo(uid, forward=None, spam=None):
         c += " --forward=%s" % forward
     if spam!=None:
         c += " --spam=%s" % spam
+    if spamdir!=None:
+        c += " --spamdir=%s" %spamdir
 
     # execution de la commande
     status, output = getstatusoutput(c)
@@ -231,21 +307,22 @@ def _Sudo(uid, forward=None, spam=None):
 ##
 ############################################################################
 
-def MailConfig(uid=None, forward=None, spam=None):
+def MailConfig(uid=None, forward=None, spam=None, spamdir=None):
     """ Modifie ou retourne la configuration mail de l'utilisateur
 
     user    = utilisateur à configurer, si None configure l'utilisateur courant
     forward = adresse vers laquelle rediriger les mails, chaine vide si pas de redirection
     spam    = action à effectuer sur les spams (accepte, supprime, marque)
+    spamdir    = dossier où déplacer le spam.
 
     Pour les champs forward et spam, la valeur None ne touche pas au champ.
 
-    Retourne un dictionnaire { 'forward':'', 'spam':'' }
+    Retourne un dictionnaire { 'forward':'', 'spam':'', 'spamdir:''}
     """
 
     ## demande pour un autre utilisateur
     if uid:
-        return _Sudo(uid=uid, forward=forward, spam=spam)
+        return _Sudo(uid=uid, forward=forward, spam=spam, spamdir=spamdir)
 
     ## nettoyage des variables
     cfg = _GetConfig()
@@ -253,10 +330,14 @@ def MailConfig(uid=None, forward=None, spam=None):
         forward = None
     if spam == cfg['spam']:
         spam = None
+    if spamdir == cfg['spamdir']:
+        spamdir = None
+    if spamdir == "":
+        spamdir = None
 
     ## modifications
-    if forward!=None or spam!=None:
+    if forward != None or spam != None or spamdir != None:
-        _SetConfig(forward=forward, spam=spam)
+        _SetConfig(forward=forward, spam=spam, spamdir=spamdir)
 
     ## on renvoie la configuration
     return _GetConfig()
@@ -265,15 +346,26 @@ if __name__=="__main__":
     ## parsage des arguments
     forward = None
     spam = None
-    opts, args = getopt.getopt(sys.argv[1:], "", ['forward=', 'spam='])
+    spamdir = None
+    opts, args = getopt.getopt(sys.argv[1:], "", ['forward=', 'spam=', 'spamdir='])
+    if ('--spam','deplace') in opts:
+        optgood = False
+        for o, v in opts:
+            if o == '--spamdir':
+                optgood = True
+        if not optgood:
+            raise ValueError, 'Il faut renseigner un dossier pour déplacer le spam'
     for o, v in opts:
         if o == "--forward":
             forward = v
         elif o == '--spam':
             spam = v
+        elif o == '--spamdir':
+            spamdir = v
+
 
     ## execution de MailConfig
-    res = MailConfig(forward=forward, spam=spam)
+    res = MailConfig(forward=forward, spam=spam, spamdir=spamdir)
 
     ## affichage des résultats
     for i in res.items():