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Mira Limbeck 8a5b28ff16 rfc3339: move timezone offset compatibility code to old time parser
The compatibility code was added to the new rfc3339 code path temporarily so
that the old code path would not be changed before the PMG 8 release.

Now move it to the old time format code to make sure the rfc3339 code path
works as expected. Since we have all the information we need (year, month,
day, hours, minutes, seconds, timezone), there's no need for a workaround in
this code path.

As a side effect of parsing the time format `YYYY-MM-DD HH:MM:SS` in
localtime, it's now possible to parse an rfc3339 compliant format
(except for fractional seconds).

The change needs to be accompanied by one in pmg-api MailTracker.pmg to
keep the time displayed in the GUI the same for the old time format, and
correct for the new rfc3339 format.

Signed-off-by: Mira Limbeck <m.limbeck@proxmox.com>
2024-02-23 18:29:17 +01:00
.cargo add .cargo/config and rustfmt.toml 2020-02-28 09:22:16 +01:00
debian bump version to 2.4.1 2023-06-28 13:07:30 +02:00
src rfc3339: move timezone offset compatibility code to old time parser 2024-02-23 18:29:17 +01:00
tests tests: update to match the compatibility changes 2023-06-28 11:50:44 +02:00
.gitignore add .gitignore file 2022-01-03 14:56:17 +01:00
Cargo.toml use pico-args instead of clap 2024-02-13 15:54:42 +01:00
Makefile buildsys: derive upload dist automatically 2023-06-26 18:14:27 +02:00
README add before queue filter support 2020-02-21 09:47:35 +01:00
rustfmt.toml add .cargo/config and rustfmt.toml 2020-02-28 09:22:16 +01:00

The pmg-log-tracker extracts information out of the syslog to match all entries
related to a single mail. It does so by using the PID of 'smtpd' entries in the
log as key for the SEntry structs. The QID, an ID consisting of at least 2 all
upper case hex digits, is used for both QEntry structs and FEntry structs.

As a rule of thumb, SEntrys are used wherever the services 'postscreen' and
'smtpd' are involved. QEntrys on the other hand are only used when a queue is
involved (e.g. after-queue filtering passing the postscreen checks,
before-queue filtering when the mail is 'accepted'). FEntrys are used whenever
the filter (pmg-smtp-filter) is involved.

The typical flow of a mail (after-queue):

1. postscreen (NOQUEUE -> mail finished)
2. smtpd (pid matching)
3. cleanup -> qmgr (mail in queue, QID matching)
4. pmg-smtp-filter (rule system, accept/block, long (Q)ID matching)
5. lmtp/smtp/local/error (QID matching, filter ID matching in lmtp)
6. qmgr ('removed')
7. smtpd ('disconnected from')

Both 6 and 7 are required before the mail can be printed completely.
6 and 7 can be logged in arbitrary order.

The typical flow of a mail (before-queue):

1. postscreen (NOQUEUE -> mail finished)
2. smtpd 1 (pid matching)
3. pmg-smtp-filter (rule system, accept/block, long (Q)ID matching)
  - on accept match the QID
4. smtpd 2 (pid matching)
5. (optional, only on 'accept') cleanup -> qmgr (mail in queue, QID matching)
6. (optional, only on 'accept') smtp (QID matching)
7. (optional, only on 'accept') qmgr ('removed')
8. smtpd 2 ('disconnect from')
9. smtpd 1 (proxy-accept/proxy-reject, filter (Q)ID matching)
10. smtpd 1 ('disconnect from')

7, 8 and 10 are required before the mail can be printed completely.
7, 8 and 10 can be logged in arbitrary order.