Are you just saying I should test removing the "/./" chroot from the user homedir ? (I think I already tried this, but happy to try again if that's what you're saying) In a first time, yes, for various reasons:
Per Axel's request, snippet from users..... 1001:1001::/srv/mail/ops.example.com/test:/bin/false::
# rm -rf /srv/mail/ops.example.com/test/*
Receiving mail……….. Aug 2 11:43:14 ukc-vm02-mx01 postfix/smtpd[3947]: connect from unknown[192.168.10.43] Aug 2 11:43:30 ukc-vm02-mx01 postfix/smtpd[3947]: 3C2C0448D4: client=unknown[192.168.10.43] Aug 2 11:43:41 ukc-vm02-mx01 postfix/cleanup[3951]: 3C2C0448D4: message-id=<> Aug 2 11:43:42 ukc-vm02-mx01 postfix/qmgr[2093]: 3C2C0448D4: from=an@example.com, size=207, nrcpt=1 (queue active) Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254): Debug: none: root=, index=, control=, inbox=, alt= Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254): Connect from local Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254): Debug: auth input: test@ops.example.com uid=1001 gid=1001 home=/srv/mail/ops.example.com/test Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254, test@ops.example.com): Debug: Effective uid=1001, gid=1001, home=/srv/mail/srv/mail/ops.example.com/test Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254, test@ops.example.com): Debug: maildir++: root=/srv/mail/ops.example.com/test, index=, control=, inbox=/srv/mail/ops.example.com/test, alt= Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254, test@ops.example.com): Debug: Namespace : Using permissions from /srv/mail/ops.example.com/test: mode=0755 gid=-1 Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254, test@ops.example.com): KYtNAl6N+1HOCAAAwf4bjw: msgid=unspecified: saved mail to INBOX Aug 2 11:43:42 ukc-vm02-mx01 dovecot: lmtp(2254): Disconnect from local: Client quit (in reset) Aug 2 11:43:42 ukc-vm02-mx01 postfix/lmtp[3952]: 3C2C0448D4: to=test@ops.example.com, relay=ukc-vm02-mx01.ops.example.com[private/dovecot-lmtp], delay=18, delays=18/0/0/0.16, dsn=2.0.0, status=sent (250 2.0.0 test@ops.example.com KYtNAl6N+1HOCAAAwf4bjw Saved) Aug 2 11:43:42 ukc-vm02-mx01 postfix/qmgr[2093]: 3C2C0448D4: removed Aug 2 11:43:49 ukc-vm02-mx01 postfix/smtpd[3947]: disconnect from unknown[192.168.10.43]
# ls -la /srv/mail/ops.example.com/test/new/ total 12 drwxr-xr-x 2 its-virtmail its-virtmail 4096 Aug 2 11:43 . drwxr-xr-x 5 its-virtmail its-virtmail 4096 Aug 2 11:43 .. -rw-r--r-- 1 its-virtmail its-virtmail 476 Aug 2 11:43 1375440222.M45272P2254.ukc-vm02-mx01,S=476,W=485
- OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE AUTH=PLAIN] Dovecot ready. a1 LOGIN test@ops.example.com test a1 OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE SORT SORT=DISPLAY THREAD=REFERENCES THREAD=REFS MULTIAPPEND UNSELECT CHILDREN NAMESPACE UIDPLUS LIST-EXTENDED I18NLEVEL=1 CONDSTORE QRESYNC ESEARCH ESORT SEARCHRES WITHIN CONTEXT=SEARCH LIST-STATUS] Logged in a2 EXAMINE INBOX
- FLAGS (\Answered \Flagged \Deleted \Seen \Draft)
- OK [PERMANENTFLAGS ()] Read-only mailbox.
- 0 EXISTS
- 0 RECENT
- OK [UIDVALIDITY 1375440274] UIDs valid
- OK [UIDNEXT 1] Predicted next UID
- OK [HIGHESTMODSEQ 1] Highest a2 OK [READ-ONLY] Select completed. a3 LOGOUT
- BYE Logging out a3 OK Logout completed. closed
Checking mail……. Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap-login: Login: user=test@ops.example.com, method=PLAIN, rip=192.168.10.43, lip=10.17.177.71, mpid=3956, TLS Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Error: chdir(/srv/mail/ops.example.com/test) failed: No such file or directory Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Debug: Effective uid=1001, gid=1001, home=/srv/mail/ops.example.com/test Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Debug: Home dir not found: /srv/mail/ops.example.com/test Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Debug: maildir++: root=/srv/mail/ops.example.com/test, index=, control=, inbox=/srv/mail/ops.example.com/test, alt= Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Debug: Namespace : /srv/mail/ops.example.com/test doesn't exist yet, using default permissions Aug 2 11:44:29 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Debug: Namespace : Using permissions from /srv/mail/ops.example.com/test: mode=0700 gid=-1 Aug 2 11:44:38 ukc-vm02-mx01 dovecot: imap(test@ops.example.com): Disconnected: Logged out bytes=26/599