[2.2.25 auth issue] auth-request.c: line 1049 (auth_request_lookup_credentials): assertion failed: (request->credentials_scheme == scheme)

[Alexey Asemov (Alex/AT)]

Hello Aki.

Here it is. Some sensitive data was replaced by ***.

# 2.2.25 (7be1766): /etc/dovecot/dovecot.conf
# Pigeonhole version 0.4.15 (97b3da0)
# OS: Linux 3.10.0-***.el7.x86_64 x86_64 CentOS Linux release 7.***
(Core)  ext4
auth_cache_negative_ttl = 15 secs
auth_cache_size = 8 M
auth_cache_ttl = 15 secs
auth_default_realm = ***
auth_mechanisms = plain login digest-md5 cram-md5 ntlm
auth_username_chars = abcdefghijklmnopqrstuvwxyz
ABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.,;=-_@
auth_username_format = %LTn@%LTd
auth_verbose = yes
auth_worker_max_count = 64
dict {
    last_login = mysql:/etc/dovecot/mailserver/last_login.dbconf
    sieve = mysql:/etc/dovecot/mailserver/sieve.dbconf
}
disable_plaintext_auth = no
import_environment = TZ
listen = *
lock_method = dotlock
log_timestamp = %F %T
login_greeting = *** Mail Server ready and serving (LXmail01).
mail_attachment_dir = /mailboxes/%1.16Nu/%Ld/.attachments
mail_attachment_hash = %{sha256}.%{size}
mail_attachment_min_size = 64 k
mail_cache_min_mail_count = 32
mail_gid = mailbox
mail_home = /mailboxes/%1.16Nu/%Ld/%2.256Nn/%Ln
mail_location = mdbox:/mailboxes/%1.16Nu/%Ld/%2.256Nn/%Ln
mail_max_keyword_length = 64
mail_plugins = quota fts fts_lucene zlib
mail_uid = mailbox
mailbox_idle_check_interval = 1 mins
managesieve_notify_capability = mailto
managesieve_sieve_capability = fileinto reject envelope
encoded-character vacation subaddress comparator-i;ascii-numeric
relational regex imap4flags copy include variables body enotify
environment mailbox date index ihave duplicate mime foreverypart extracttext
mdbox_rotate_interval = 90 days
mdbox_rotate_size = 4 M
namespace {
    inbox = yes
    location =
    mailbox Drafts {
      auto = no
      special_use = \Drafts
    }
    mailbox Sent {
      auto = subscribe
      special_use = \Sent
    }
    mailbox Spam {
      auto = create
      special_use = \Junk
    }
    mailbox Trash {
      auto = no
      special_use = \Trash
    }
    prefix =
    separator = /
}
passdb {
    args = /etc/dovecot/mailserver/mysql.dbconf
    driver = sql
}
plugin {
    fts = lucene
    fts_autoindex = yes
    fts_autoindex_max_recent_msgs = 65536
    fts_index_timeout = 900
    fts_lucene = whitespace_chars=@.,;-/
    last_login_dict = proxy::last_login
    last_login_key = last_login/%u
    quota = dict:user quota::file:%h/.quota
    quota_rule = *:bytes=2684354560
    quota_rule2 = Trash:bytes=+10%%
    quota_rule3 = Spam:bytes=+10%%
    sieve = dict:proxy::sieve;name=%Lu;bindir=/mail_local/sieve/cache
    sieve_dir = ~/sieve
    sieve_global_dir = /mail_local/sieve/global
    sieve_max_actions = 32
    sieve_max_redirects = 4
    sieve_max_script_size = 16K
    sieve_user_log = /mail_local/sieve/logs/%Lu.log
    sieve_vacation_dont_check_recipient = yes
    sieve_vacation_max_period = 0
    sieve_vacation_min_period = 0
    zlib_save = xz
    zlib_save_level = 1
}
service anvil {
    client_limit = 6666
}
service auth {
    client_limit = 6666
    unix_listener /var/spool/postfix/private/auth {
      group = postfix
      mode = 0660
      user = postfix
    }
    unix_listener auth-master {
      group = mailbox
      mode = 0600
      user = mailbox
    }
    user = $default_internal_user
}
service auth_worker {
    user = root
}
service dict {
    unix_listener dict {
      group = mailbox
      mode = 0600
      user = mailbox
    }
}
service imap-login {
    chroot = login
    client_limit = 2048
    inet_listener imaps {
      address = *
    }
    process_limit = 2048
    process_min_avail = 1
    service_count = 1
    user = dovecot
}
service imap {
    drop_priv_before_exec = no
    process_limit = 2048
}
service indexer-worker {
    process_limit = 2
}
service ipc {
    unix_listener ipc {
      group =
      mode = 0600
      user =
    }
    unix_listener login/ipc-proxy {
      group = dovecot
      mode = 0660
      user = $default_login_user
    }
}
service lmtp {
    unix_listener /var/spool/postfix/private/dovecot-lmtp {
      group = postfix
      mode = 0600
      user = postfix
    }
    unix_listener lmtp {
      group = mailbox
      mode = 0600
      user = mailbox
    }
}
service pop3-login {
    chroot = login
    client_limit = 2048
    inet_listener pop3s {
      address = *
    }
    process_limit = 2048
    process_min_avail = 1
    service_count = 1
    user = dovecot
}
service pop3 {
    drop_priv_before_exec = no
    process_limit = 2048
}
shutdown_clients = no
ssl_cert = </etc/ssl/email.crt
ssl_key = </etc/ssl/email.key
syslog_facility = local2
userdb {
    args = /etc/dovecot/mailserver/mysql.dbconf
    driver = sql
}
verbose_proctitle = yes
protocol imap {
    imap_client_workarounds = delay-newmail
    mail_max_userip_connections = 16
    mail_plugins = quota fts fts_lucene zlib imap_quota last_login
}
protocol pop3 {
    mail_max_userip_connections = 16
    mail_plugins = quota fts fts_lucene zlib last_login
    pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
    pop3_enable_last = yes
    pop3_save_uidl = yes
    pop3_uidl_duplicates = rename
    pop3_uidl_format = %08Xu%08Xv
}
protocol lda {
    auth_socket_path = /var/run/dovecot/auth-master
    lda_original_recipient_header = X-Original-To
    mail_debug = no
    mail_plugins = quota fts fts_lucene zlib sieve
    postmaster_address = postmaster@***
    quota_full_tempfail = no
    recipient_delimiter = +
}
protocol lmtp {
    lda_original_recipient_header = X-Original-To
    lmtp_save_to_detail_mailbox = yes
    mail_debug = no
    mail_plugins = quota fts fts_lucene zlib sieve
    postmaster_address = postmaster@***
    quota_full_tempfail = no
    recipient_delimiter = +
}
local_name LXmail.*** {
    ssl_cert = </etc/ssl/***.net.crt
    ssl_key = </etc/ssl/***.net.key
}
local_name LXmail01.*** {
    ssl_cert = </etc/ssl/***.net.crt
    ssl_key = </etc/ssl/***.net.key
}
local_name LXmail02.*** {
    ssl_cert = </etc/ssl/***.net.crt
    ssl_key = </etc/ssl/***.net.key
}
local_name LXmail03.*** {
    ssl_cert = </etc/ssl/***.net.crt
    ssl_key = </etc/ssl/***.net.key
}
local_name LXmail04.*** {
    ssl_cert = </etc/ssl/***.net.crt
    ssl_key = </etc/ssl/***.net.key
}


> Hi!
>
> Could you provide your doveconf -n so we could debug this?
>
> Aki
>