I had permission issues on docker, its fixed by running chown command at docker init.

On Fri, May 29, 2020 at 8:56 PM Dshah <divxtamana@gmail.com> wrote:

# dovecot --version 2.3.10.1 (a3d0e1171)

Dovecot is unable to start, I see error " Fatal: fchown() failed for /run/dovecot/login: Operation not permitted"

what could be the problem? any help please

$ls -la /var/mail/ drwxr-xr-x 1 root root 4096 May 29 17:32 . drwxr-xr-x 1 root root 4096 May 28 17:08 .. drw------- 2 root root 4096 May 29 17:32 domains

====# cat /etc/dovecot/dovecot.conf===== auth_mechanisms = plain login auth_username_format = %Lu auth_verbose = yes auth_debug = yes auth_debug_passwords = no

log_timestamp = "%Y-%m-%d %H:%M:%S " login_greeting = IMAP server ready

disable_plaintext_auth = no

protocols = imap pop3 log_timestamp = "%Y-%m-%d %H:%M:%S " mail_location = maildir:/var/mail/domains/%d/%n

first_valid_gid = 105 first_valid_uid = 102 last_valid_gid = 105 last_valid_uid = 102

service anvil { client_limit = 2100 }

ssl_cert = </secret/tls.crt ssl_key = </secret/tls.key ssl_ca = </secret/ca.crt

namespace inbox { inbox = yes

mailbox Trash {
        auto = create
        special_use = \Trash
}

mailbox Spam {
        auto = no
        special_use = \Junk
}

mailbox Ham {
        auto = no
}
mailbox Sent {
        auto = subscribe
        special_use = \Sent
}

} # service auth { # unix_listener auth-master { # mode = 0600 # user = vmail # }

# unix_listener /var/spool/postfix/private/auth { # mode = 0666 # user = postfix # group = postfix # }

# user = root # }

# service auth-worker { # user = root # }

# protocol lda { # log_path = /home/vmail/dovecot-deliver.log # auth_socket_path = /var/run/dovecot/auth-master # postmaster_address = postmaster@razalabs.com # }

protocol pop3 { pop3_uidl_format = %08Xu%08Xv }

userdb { driver = static args = uid=102 gid=105 home=/var/mail/domains/%d/%n allow_all_users=yes }

passdb { driver = sql args = /etc/dovecot/dovecot-sql.conf.ext }

=================/etc/dovecot/dovecot-sql.conf.ext=============== driver = mysql connect = host=localhost dbname=mail user=root password=pass default_pass_scheme = CRYPT password_query = SELECT email as user, password FROM users WHERE email='%u'; =================dovecot-sql.conf.ext===============

=================/etc/dovecot/dovecot-sql.conf.ext=============== driver = mysql connect = host=localhost dbname=mail user=root password=pass default_pass_scheme = CRYPT password_query = SELECT email as user, password FROM users WHERE email='%u'; =================dovecot-sql.conf.ext===============

and postfix =================/etc/postfix/main.cf=============== inet_protocols = all meta_directory = /etc/postfix shlib_directory = /usr/lib/postfix myhostname = mail.my-domain.com mynetworks = 127.0.0.0/8 message_size_limit = 30720000 virtual_alias_domains = virtual_alias_maps = proxy:mysql:/etc/postfix/mysql-virtual_forwardings.cf, mysql:/etc/postfix/mysql-virtual_email2email.cf virtual_mailbox_domains = proxy:mysql:/etc/postfix/ mysql-virtual_domains.cf virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql-virtual_mailboxes.cf virtual_mailbox_base = /var/mail/domains virtual_uid_maps = static:102 virtual_gid_maps = static:105 smtpd_sasl_type = dovecot smtpd_sasl_path = /var/spool/postfix/private/auth smtpd_sasl_auth_enable = yes broken_sasl_auth_clients = yes smtpd_sasl_authenticated_header = yes smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination smtpd_use_tls = yes smtpd_tls_cert_file = /secret/tls.crt smtpd_tls_key_file = /secret/tls.key #virtual_create_maildirsize = yes #virtual_maildir_extended = yes proxy_read_maps = $local_recipient_maps $mydestination $virtual_alias_maps $virtual_alias_domains $virtual_mailbox_maps $virtual_mailbox_domains $relay_recipient_maps $relay_domains $canonical_maps $sender_canonical_maps $recipient_canonical_maps $relocated_maps $transport_maps $mynetworks virtual_transport = dovecot dovecot_destination_recipient_limit = 1 smtpd_milters = inet:127.0.0.1:8891 milter_default_action = accept

=================/etc/postfix/main.cf===============