Postfixのmaillogからメール配信数を集計するチートシート

Last updated at 2024-03-15Posted at 2023-12-10

はじめに

Postfixのmaillogの配信数を集計する為のチートシートです。

集計対象を取得

まずはxxxx@xxx.xxxxx.comからのメールを絞り込み

cat maillog | grep "from=<xxxx@xxx.xxxxx.com>" > filter-maillog

filter-maillogの一例としては以下

filter-maillog

Nov 26 13:01:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:02:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:02:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:03:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:03:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:03:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:04:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:04:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:04:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 26 13:04:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 27 13:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 28 13:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 30 13:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 30 14:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 30 15:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 30 16:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)
Nov 30 17:00:00 XXXXX postfix/qmgr[XXXX]: XXXXXXXXXXXX: from=<xxxx@xxx.xxxxxx.com>, size=xxxx, nrcpt=1 (queue active)

配信数の集計

月別

$ awk '{print $1}' filter-maillog | uniq -c
     17 Nov

日別

$ awk '{print $1, $2}' filter-maillog | uniq -c
     10 Nov 26
      1 Nov 27
      1 Nov 28
      5 Nov 30

時間別

$ awk '{print $1, $2, substr($3, 1, 2)}' filter-maillog | uniq -c
     10 Nov 26 13
      1 Nov 27 13
      1 Nov 28 13
      1 Nov 30 13
      1 Nov 30 14
      1 Nov 30 15
      1 Nov 30 16
      1 Nov 30 17

10分毎

$ awk '{print $1, $2, substr($3, 1, 4)}' filter-maillog | uniq -c
     10 Nov 26 13:0
      1 Nov 27 13:0
      1 Nov 28 13:0
      1 Nov 30 13:0
      1 Nov 30 14:0
      1 Nov 30 15:0
      1 Nov 30 16:0
      1 Nov 30 17:0
      1 Oct 30 17:0

分別

$ awk '{print $1, $2, substr($3, 1, 5)}' filter-maillog | uniq -c
      1 Nov 26 13:01
      2 Nov 26 13:02
      3 Nov 26 13:03
      4 Nov 26 13:04
      1 Nov 27 13:00
      1 Nov 28 13:00
      1 Nov 30 13:00
      1 Nov 30 14:00
      1 Nov 30 15:00
      1 Nov 30 16:00
      1 Nov 30 17:00

参考文献

http://unyouchan.blog.jp/archives/1492098.html

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