| 1 | qmail-smtpd Receive message by SMTP from another host: |
| 2 | |
| 3 | | MAIL FROM:<bill@irs.gov> |
| 4 | | RCPT TO:<joe@heaven.af.mil> |
| 5 | | |
| 6 | | Is $RELAYCLIENT set? No. |
| 7 | | Is heaven.af.mil in rcpthosts? Yes. |
| 8 | | Accept RCPT. |
| 9 | V |
| 10 | |
| 11 | qmail-queue Store message safely on disk. |
| 12 | Trigger qmail-send. |
| 13 | | |
| 14 | V |
| 15 | |
| 16 | qmail-send Look at envelope recipient, joe@heaven.af.mil. |
| 17 | | Is heaven.af.mil in locals? Yes. |
| 18 | | Deliver locally to joe@heaven.af.mil. |
| 19 | V |
| 20 | |
| 21 | qmail-lspawn ./Mailbox |
| 22 | |
| 23 | | Look at mailbox name, joe. |
| 24 | | Is joe listed in qmail-users? No. |
| 25 | | Is there a joe account? Yes. |
| 26 | | Is joe's uid nonzero? Yes. |
| 27 | | Is ~joe visible to the qmailp user? Yes. |
| 28 | | Is ~joe owned by joe? Yes. |
| 29 | | Give control of the message to joe. |
| 30 | | Run qmail-local. |
| 31 | V |
| 32 | |
| 33 | qmail-local joe ~joe joe '' '' heaven.af.mil bill@irs.gov ./Mailbox |
| 34 | |
| 35 | Does ~joe/.qmail exist? No. |
| 36 | Write message to ./Mailbox in mbox format. |