Right,
Changes made to dovecot-2.0.5/src/lib-master/master-service.c
conn.listen_fd = l->fd;
conn.fd = net_accept(l->fd, &conn.remote_ip, &conn.remote_port);
i_error("conn.fd: %d",conn.fd);
i_error("l->fd: %d",l->fd);
i_error("&conn.remote_ip: %d",&conn.remote_ip);
i_error("&conn.remote_port: %d",&conn.remote_port);
if (conn.fd < 0) {
struct stat st;
int orig_errno = errno;
if (conn.fd == -1)
return;
if (errno == ENOTSOCK) {
/* it's not a socket. should be a fifo. */
} else if (errno == EINVAL &&
(fstat(l->fd, &st) < 0 || !S_ISFIFO(st.st_mode))) {
/* BSDI fails accept(fifo) with EINVAL. */
} else {
errno = orig_errno;
i_error("net_accept() failed: %m");
master_service_error(service);
return;
}
/* use the "listener" as the connection fd and stop the
listener. */
conn.fd = l->fd;
conn.listen_fd = l->fd;
conn.fifo = TRUE;
io_remove(&l->io);
l->fd = -1;
}
conn.ssl = l->ssl;
net_set_nonblock(conn.fd, TRUE); to generate below log for debugging.
Oct 10 16:30:45 doctor dovecot: master: Dovecot v2.0.5 starting up (core dumps d isabled) Oct 10 16:30:45 doctor dovecot: log: Error: l->fd: 20 Oct 10 16:30:45 doctor dovecot: log: Error: &conn.remote_ip: 134511880 Oct 10 16:30:45 doctor dovecot: log: Error: &conn.remote_port: 134511900 Oct 10 16:30:45 doctor dovecot: log: Error: net_accept() failed: Invalid argumen t Oct 10 16:30:45 doctor dovecot: master: Error: service(imap-login): command star tup failed, throttling Oct 10 16:30:46 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling Oct 10 16:31:46 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling Oct 10 16:32:47 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling Oct 10 16:33:44 doctor dovecot: master: Error: service(imap-login): command star tup failed, throttling Oct 10 16:33:47 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling
Oct 10 16:50:21 doctor dovecot: master: Dovecot v2.0.5 starting up (core dumps d isabled) Oct 10 16:50:21 doctor dovecot: log: Error: conn.fd: -2 Oct 10 16:50:21 doctor dovecot: log: Error: l->fd: 20 Oct 10 16:50:21 doctor dovecot: log: Error: &conn.remote_ip: 134511880 Oct 10 16:50:21 doctor dovecot: log: Error: &conn.remote_port: 134511900 Oct 10 16:50:21 doctor dovecot: log: Error: net_accept() failed: Invalid argumen t Oct 10 16:50:21 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling Oct 10 16:50:21 doctor dovecot: master: Error: service(imap-login): command star tup failed, throttling Oct 10 16:50:52 doctor dovecot: master: Error: service(anvil): Initial status no tification not received in 30 seconds, killing the process Oct 10 16:50:52 doctor dovecot: master: Error: service(anvil): child 7962 killed with signal 9 Oct 10 16:50:52 doctor dovecot: master: Error: service(anvil): command startup f ailed, throttling Oct 10 16:51:21 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling Oct 10 16:51:22 doctor dovecot: master: Error: service(imap-login): command star tup failed, throttling Oct 10 16:52:22 doctor dovecot: master: Error: service(pop3-login): command star tup failed, throttling
Configuration being used
2.0.0: dovecot.conf
OS: BSD/OS 4.3 i386
auth_cache_negative_ttl = 3600 s base_dir = /var/run/dovecot/ disable_plaintext_auth = no first_valid_uid = 100 listen = * ##listen = 204.209.81.1 login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c mail_debug=yes mail_location = mbox:~/mail:INBOX=/var/mail/%u mail_log_prefix = %Us(%u): mdbox_rotate_size = 2048 passdb { args = /etc/master.passwd driver = passwd-file } protocols = imap pop3 service auth { executable = /usr/dovecot2/libexec/dovecot/auth postlogin user = root vsz_limit = 256 } service imap-login { chroot = login client_limit = 256 executable = /usr/dovecot2/libexec/dovecot/imap-login postlogin inet_listener imaps { address = 204.209.81.1 } process_limit = 128 process_min_avail = 3 service_count = 1 user = dovecot vsz_limit = 64 } service imap { executable = /usr/dovecot2/libexec/dovecot/imap postlogin process_limit = 512 vsz_limit = 256 } service pop3-login { chroot = login client_limit = 256 executable = /usr/dovecot2/libexec/dovecot/pop3-login postlogin inet_listener pop3s { address = 204.209.81.1 } process_limit = 128 process_min_avail = 3 service_count = 1 user = dovecot vsz_limit = 64 } service pop3 { executable = /usr/dovecot2/libexec/dovecot/pop3 postlogin process_limit = 512 vsz_limit = 256 } ssl_cert = /etc/ssl/certs/dovecot.pem ssl_cipher_list = ALL:!LOW:!SSLv2 ssl_key = /etc/ssl/private/dovecot.pem userdb { driver = passwd } userdb { args = /etc/passwd driver = passwd-file } protocol imap { imap_client_workarounds = delay-newmail tb-extra-mailbox-sep imap_idle_notify_interval = 120 s imap_logout_format = bytes=%i/%o imap_max_line_length = 65536 mail_max_userip_connections = 10 mail_plugin_dir = /usr/dovecot2/lib/dovecot/imap } protocol pop3 { mail_max_userip_connections = 3 mail_plugin_dir = /usr/dovecot2/lib/dovecot/pop3 pop3_enable_last = no pop3_lock_session = no pop3_logout_format = top=%t/%p, retr=%r/%b, del=%d/%m, size=%s pop3_no_flag_updates = no pop3_reuse_xuidl = no pop3_save_uidl = no pop3_uidl_format = %08Xu%08Xv } plugin { home=/usr/dovecot2 } service postlogin { executable = /usr/dovecot2/libexec/dovecot/script-login /usr/dovecot2/libexec/dovecot/rawlog unix_listener postlogin { } }
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