Cyrus 3.0.4 - Over quota returns 550-Mailbox unknown

2017-11-02 Thread Maros Vegh

Hello,

i'm using compiled cyrus version 3.0.4 on Debian 9.2.

When the Postfix server is trying to deliver a message via lmtp to cyrus 
mailbox which is over quota, it receives the 550-Mailbox unknown return 
code and not the 452 or 552 Over quota.


In the previous version 2.5.10 it worked fine with default values in 
imapd.conf


Is it a bug or my fault?

Thanks

Maros Vegh


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Re: Cyrus 3.0.4 - Over quota returns 550-Mailbox unknown

2017-11-02 Thread Edda

Hi,

that's surprising and the same here.

I think there is a bug in imap/lmtpengine.c, function process_recipient:

verify_user returns the correct error code as we can see with LOG_DEBUG 
"on":


Nov  2 14:10:50 popc lmtp[2092]: verify_user(t...@sendmaid.org) failed: 
Over quota


but this return code is not used in process_recipient

There we have:
[...]
    if (sl) {
    char *rcpt = xstrndup(addr, sl);
    mbname = mbname_from_recipient(rcpt, msg->ns);
    free(rcpt);

    int forcedowncase = config_getswitch(IMAPOPT_LMTP_DOWNCASE_RCPT);
    if (forcedowncase) mbname_downcaseuser(mbname);

    /* strip username if postuser */
    if (!strcmpsafe(mbname_localpart(mbname), 
config_getstring(IMAPOPT_POSTUSER))) {

    mbname_set_localpart(mbname, NULL);
    if (!config_virtdomains || 
!strcmpsafe(mbname_domain(mbname), config_defdomain))

    mbname_set_domain(mbname, NULL);
    }

    if (verify_user(mbname,
    (quota_t) (ignorequota ? -1 : msg->size),
    ignorequota ? -1 : 1, msg->authstate)) {
    mbname_free(&mbname);
    }
    }

    if (!mbname) {
    const char *catchall = 
config_getstring(IMAPOPT_LMTP_CATCHALL_MAILBOX);

    if (catchall) {
    mbname = mbname_from_userid(catchall);
    if (verify_user(mbname,
    ignorequota ? -1 : msg->size,
    ignorequota ? -1 : 1, msg->authstate)) {
    mbname_free(&mbname);
    }
    }
    }

    if (!mbname) {
    /* we lost */
    return IMAP_MAILBOX_NONEXISTENT;
    }
[...]

means as far as I understand: if verify_user returns its error (for 
example IMAP_QUOTA_EXCEEDED), mbname is freed and process_recipient 
always returns IMAP_MAILBOX_NONEXISTENT.


Below is a patch that works for me. But I don't know if this is a good 
way to fix it.

Hopefully one of the developers helps :)

Regards, Edda


diff -Naur cyrus-imapd-3.0.4.orig/imap/lmtpengine.c 
cyrus-imapd-3.0.4/imap/lmtpengine.c
--- cyrus-imapd-3.0.4.orig/imap/lmtpengine.c    2017-09-04 
02:09:46.0 +0200
+++ cyrus-imapd-3.0.4/imap/lmtpengine.c    2017-11-02 13:59:56.764175245 
+0100

@@ -830,6 +830,7 @@
 }

 mbname_t *mbname = NULL;
+    int r = 0;

 size_t sl = strlen(addr);
 if (addr[sl-1] == '>') sl--;
@@ -849,7 +850,7 @@
 mbname_set_domain(mbname, NULL);
 }

-    if (verify_user(mbname,
+    if (r = verify_user(mbname,
 (quota_t) (ignorequota ? -1 : msg->size),
 ignorequota ? -1 : 1, msg->authstate)) {
 mbname_free(&mbname);
@@ -860,7 +861,7 @@
 const char *catchall = 
config_getstring(IMAPOPT_LMTP_CATCHALL_MAILBOX);

 if (catchall) {
 mbname = mbname_from_userid(catchall);
-    if (verify_user(mbname,
+    if (r = verify_user(mbname,
 ignorequota ? -1 : msg->size,
 ignorequota ? -1 : 1, msg->authstate)) {
 mbname_free(&mbname);
@@ -870,6 +871,9 @@

 if (!mbname) {
 /* we lost */
+    if (r) {
+        return r;
+    }
 return IMAP_MAILBOX_NONEXISTENT;
 }



Am 02.11.17 um 09:27 schrieb Maros Vegh:

Hello,

i'm using compiled cyrus version 3.0.4 on Debian 9.2.

When the Postfix server is trying to deliver a message via lmtp to 
cyrus mailbox which is over quota, it receives the 550-Mailbox unknown 
return code and not the 452 or 552 Over quota.


In the previous version 2.5.10 it worked fine with default values in 
imapd.conf


Is it a bug or my fault?

Thanks

Maros Vegh





Cyrus Home Page: http://www.cyrusimap.org/
List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/
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Re: Cyrus 3.0.4 - Over quota returns 550-Mailbox unknown

2017-11-02 Thread Bron Gondwana
I have created https://github.com/cyrusimap/cyrus-imapd/issues/2191 to
track this.  Thanks for the patch!
Cheers,

Bron.


On Fri, 3 Nov 2017, at 00:38, Edda wrote:
> Hi,
> 
> that's surprising and the same here.
> 
> I think there is a bug in imap/lmtpengine.c, function
> process_recipient:> 
> verify_user returns the correct error code as we can see with
> LOG_DEBUG> "on":
> 
> Nov  2 14:10:50 popc lmtp[2092]: verify_user(t...@sendmaid.org)
> failed:> Over quota
> 
> but this return code is not used in process_recipient
> 
> There we have:
> [...]
> if (sl) {
> char *rcpt = xstrndup(addr, sl);
> mbname = mbname_from_recipient(rcpt, msg->ns);
> free(rcpt);
> 
> int forcedowncase =
> config_getswitch(IMAPOPT_LMTP_DOWNCASE_RCPT);> if 
> (forcedowncase) mbname_downcaseuser(mbname);
> 
> /* strip username if postuser */
> if (!strcmpsafe(mbname_localpart(mbname),
> config_getstring(IMAPOPT_POSTUSER))) {
> mbname_set_localpart(mbname, NULL);
> if (!config_virtdomains ||
> !strcmpsafe(mbname_domain(mbname), config_defdomain))
> mbname_set_domain(mbname, NULL);
> }
> 
> if (verify_user(mbname,
> (quota_t) (ignorequota ? -1 : msg->size),
> ignorequota ? -1 : 1, msg->authstate)) {
> mbname_free(&mbname);
> }
> }
> 
> if (!mbname) {
> const char *catchall =
> config_getstring(IMAPOPT_LMTP_CATCHALL_MAILBOX);
> if (catchall) {
> mbname = mbname_from_userid(catchall);
> if (verify_user(mbname,
> ignorequota ? -1 : msg->size,
> ignorequota ? -1 : 1, msg->authstate)) {
> mbname_free(&mbname);
> }
> }
> }
> 
> if (!mbname) {
> /* we lost */
> return IMAP_MAILBOX_NONEXISTENT;
> }
> [...]
> 
> means as far as I understand: if verify_user returns its error (for
> example IMAP_QUOTA_EXCEEDED), mbname is freed and process_recipient
> always returns IMAP_MAILBOX_NONEXISTENT.
> 
> Below is a patch that works for me. But I don't know if this is a good> way 
> to fix it.
> Hopefully one of the developers helps :)
> 
> Regards, Edda
> 
> 
> diff -Naur cyrus-imapd-3.0.4.orig/imap/lmtpengine.c
> cyrus-imapd-3.0.4/imap/lmtpengine.c
> --- cyrus-imapd-3.0.4.orig/imap/lmtpengine.c2017-09-04
> 02:09:46.0 +0200
> +++ cyrus-imapd-3.0.4/imap/lmtpengine.c2017-11-02
> 13:59:56.764175245> +0100
> @@ -830,6 +830,7 @@
>  }
> 
>  mbname_t *mbname = NULL;
> +int r = 0;
> 
>  size_t sl = strlen(addr);
>  if (addr[sl-1] == '>') sl--;
> @@ -849,7 +850,7 @@
>  mbname_set_domain(mbname, NULL);
>  }
> 
> -if (verify_user(mbname,
> +if (r = verify_user(mbname,
>  (quota_t) (ignorequota ? -1 : msg->size),
>  ignorequota ? -1 : 1, msg->authstate)) {
>  mbname_free(&mbname);
> @@ -860,7 +861,7 @@
>  const char *catchall =
> config_getstring(IMAPOPT_LMTP_CATCHALL_MAILBOX);
>  if (catchall) {
>  mbname = mbname_from_userid(catchall);
> -if (verify_user(mbname,
> +if (r = verify_user(mbname,
>  ignorequota ? -1 : msg->size,
>  ignorequota ? -1 : 1, msg->authstate)) {>
>   mbname_free(&mbname);
> @@ -870,6 +871,9 @@
> 
>  if (!mbname) {
>  /* we lost */
> +if (r) {
> +return r;
> +}
>  return IMAP_MAILBOX_NONEXISTENT;
>  }
> 
> 
> 
> Am 02.11.17 um 09:27 schrieb Maros Vegh:
>> Hello,
>> 
>> i'm using compiled cyrus version 3.0.4 on Debian 9.2.
>> 
>> When the Postfix server is trying to deliver a message via lmtp to
>> cyrus mailbox which is over quota, it receives the 550-Mailbox
>> unknown>> return code and not the 452 or 552 Over quota.
>> 
>> In the previous version 2.5.10 it worked fine with default values in>> 
>> imapd.conf
>> 
>> Is it a bug or my fault?
>> 
>> Thanks
>> 
>> Maros Vegh
>> 
>> 
> 
> 
> Cyrus Home Page: http://www.cyrusimap.org/
> List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/> To 
> Unsubscribe:
> https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus

--
  Bron Gondwana, CEO, FastMail Pty Ltd
  br...@fastmailteam.com



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