[Dovecot] Mails don't get deleted after POP3 [SOLVED]

[cullinan at rocketmail.com]

Hi, there!

 > I guess that dovecot cannot write to some files / has problems
 > with write permissions. But it doesn't tell me anything...

The reason was indeed that dovecot couldn't write to /var/mail
I had to chown it to the mail group as it says in:

mail_privileged_group: mail

Thank you,

Regards,

Rob

Am 08.11.2012 22:21, schrieb cullinan at rocketmail.com:
> Hi, there!
>
> Well, I am new to dovecot, so please be patient with me:
>
> I have a virtual server and want to setup simple mail delivery.
> postfix, saslauthd and dovecot basically work fine.
>
> The only open issue is, that (I guess) dovecot doesn't remove the
> mail when it's retrieved via pop3 from the server.
> It keeps sending me the same emails again and again.
> (The mail client (Thunderbird) is configured to remove the messages
> from the server - it was working already.)
>
> I guess that dovecot cannot write to some files / has problems
> with write permissions. But it doesn't tell me anything...
>
> Can you tell me, what configuration might be wrong or how can I
> enable more debugging to see what dovecot is doing after
> the mails got sent out via pop3?
>
> Here is the configuration:
>
> # dovecot -n
> # 1.2.15: /etc/dovecot/dovecot.conf
> # OS: Linux 2.6.38-8-server x86_64 Ubuntu 11.04
> log_timestamp: %Y-%m-%d %H:%M:%S
> protocols: pop3 pop3s
> login_dir: /var/run/dovecot/login
> login_executable: /usr/lib/dovecot/pop3-login
> mail_privileged_group: mail
> mbox_write_locks: fcntl dotlock
> mail_executable: /usr/lib/dovecot/pop3
> mail_plugin_dir: /usr/lib/dovecot/modules/pop3
> auth default:
>     passdb:
>       driver: pam
>     userdb:
>       driver: passwd
>
> -----8<-----
>
> # dovecot -a
> # 1.2.15: /etc/dovecot/dovecot.conf
> # OS: Linux 2.6.38-8-server x86_64 Ubuntu 11.04
> base_dir: /var/run/dovecot
> log_path:
> info_log_path:
> log_timestamp: %Y-%m-%d %H:%M:%S
> syslog_facility: mail
> protocols: pop3 pop3s
> listen: *
> ssl_listen:
> ssl: yes
> ssl_ca_file:
> ssl_cert_file: /etc/ssl/certs/dovecot.pem
> ssl_key_file: /etc/ssl/private/dovecot.pem
> ssl_key_password:
> ssl_parameters_regenerate: 168
> ssl_cipher_list:
> ssl_cert_username_field: commonName
> ssl_verify_client_cert: no
> disable_plaintext_auth: yes
> verbose_ssl: no
> shutdown_clients: yes
> nfs_check: yes
> version_ignore: no
> login_dir: /var/run/dovecot/login
> login_executable: /usr/lib/dovecot/pop3-login
> login_user: dovecot
> login_greeting: Dovecot ready.
> login_log_format_elements: user=<%u> method=%m rip=%r lip=%l %c
> login_log_format: %$: %s
> login_process_per_connection: yes
> login_chroot: yes
> login_trusted_networks:
> login_process_size: 64
> login_processes_count: 3
> login_max_processes_count: 128
> login_max_connections: 256
> valid_chroot_dirs:
> mail_chroot:
> max_mail_processes: 512
> mail_max_userip_connections: 10
> verbose_proctitle: no
> first_valid_uid: 500
> last_valid_uid: 0
> first_valid_gid: 1
> last_valid_gid: 0
> mail_access_groups:
> mail_privileged_group: mail
> mail_uid:
> mail_gid:
> mail_location:
> mail_cache_fields:
> mail_never_cache_fields: imap.envelope
> mail_cache_min_mail_count: 0
> mailbox_idle_check_interval: 30
> mail_debug: no
> mail_full_filesystem_access: no
> mail_max_keyword_length: 50
> mail_save_crlf: no
> mmap_disable: no
> dotlock_use_excl: yes
> fsync_disable: no
> mail_nfs_storage: no
> mail_nfs_index: no
> mailbox_list_index_disable: yes
> lock_method: fcntl
> maildir_stat_dirs: no
> maildir_copy_with_hardlinks: yes
> maildir_copy_preserve_filename: no
> maildir_very_dirty_syncs: no
> mbox_read_locks: fcntl
> mbox_write_locks: fcntl dotlock
> mbox_lock_timeout: 300
> mbox_dotlock_change_timeout: 120
> mbox_min_index_size: 0
> mbox_dirty_syncs: yes
> mbox_very_dirty_syncs: no
> mbox_lazy_writes: yes
> dbox_rotate_size: 2048
> dbox_rotate_min_size: 16
> dbox_rotate_days: 1
> mail_drop_priv_before_exec: no
> mail_executable: /usr/lib/dovecot/pop3
> mail_process_size: 256
> mail_plugins:
> mail_plugin_dir: /usr/lib/dovecot/modules/pop3
> mail_log_prefix: %Us(%u):
> mail_log_max_lines_per_sec: 10
> imap_max_line_length: 65536
> imap_capability:
> imap_client_workarounds:
> imap_logout_format: bytes=%i/%o
> imap_id_send:
> imap_id_log:
> imap_idle_notify_interval: 120
> pop3_no_flag_updates: no
> pop3_enable_last: no
> pop3_reuse_xuidl: no
> pop3_save_uidl: no
> pop3_lock_session: no
> pop3_uidl_format: %08Xu%08Xv
> pop3_client_workarounds:
> pop3_logout_format: top=%t/%p, retr=%r/%b, del=%d/%m, size=%s
> dict_db_config:
> dict_process_count: 1
> managesieve_max_line_length: 65536
> managesieve_logout_format: bytes=%i/%o
> managesieve_implementation_string: dovecot
> auth default:
>     mechanisms: plain
>     realms:
>     default_realm:
>     cache_size: 0
>     cache_ttl: 3600
>     cache_negative_ttl: 3600
>     executable: /usr/lib/dovecot/dovecot-auth
>     user: root
>     chroot:
>     username_chars: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.-_@
>     username_translation:
>     username_format:
>     master_user_separator:
>     anonymous_username: anonymous
>     krb5_keytab:
>     gssapi_hostname:
>     winbind_helper_path: /usr/bin/ntlm_auth
>     failure_delay: 2
>     verbose: no
>     debug: no
>     debug_passwords: no
>     ssl_require_client_cert: no
>     ssl_username_from_cert: no
>     use_winbind: no
>     count: 1
>     worker_max_count: 30
>     process_size: 256
>     passdb:
>       driver: pam
>       args:
>       deny: no
>       pass: no
>       master: no
>     userdb:
>       driver: passwd
>       args:
>
> -----8<-----
>
> Please let me know if you need more.
> Thank you in advance!
>
> Regards,
>
> Rob
>
>
>