PPoossttffiixx VVEERRPP HHoowwttoo

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PPoossttffiixx VVEERRPP ݡ

Postfix С 1.1 ʹߤǤ׵˱ѥ٥ץ꥿ѥ
(variable envelope return path) ɥ쥹򥵥ݡȤƤޤVERP 
׵ᤵȡåμԤϡ줾켫ʬΥɥ쥹٥
ɥ쥹Ȥ߹ޤ褦˥ޥ줿åΥԡ
ޤ

㤨СVERP ׵ᤵȡPostfix  "owner-listname@origin"
 "user@domain" Υ᡼ԥɥ쥹˼Ԥ򼡤Τ褦
󥳡ɤޤ:

    owner-listname+user=domain@origin

뤳ȤǡꥹȤΥʡХ󥹥åʬϤʤƤ⡢
Ǥʤäԥɥ쥹餫ˤǤޤ

VERP γǰ qmail MTA  ezmlm ᡼󥰥ꥹȥޥ͡ˤ̲
ޤγǰظˤͤ http://cr.yp.to/proto/verp.txt 򻲾Ȥ


ΥɥȤС:

  * Postfix VERP ѥ᡼
  * majordomo ʤɤΥ᡼󥰥ꥹȤǤ VERP 
  * Postfix SMTP Фˤ VERP Υݡ
  * Postfix sendmail ޥɤˤ VERP Υݡ
  * Postfix QMQP Фˤ VERP Υݡ

PPoossttffiixx VVEERRPP ѥ᡼

Postfix ǤϡΤν4Ĥѥ᡼椵ޤ

default_verp_delimiters (ǥե: +=)
    VERP ׵ᤵ줿Ū˶ڤʸꤵʤäȤ
    Postfix Ȥ VERP ζڤʸ

verp_delimiter_filter (ǥե: -+=)
    sendmail ޥɥ饤 SMTP ޥɤ VERP ζڤʸȤ Postfix 
    դʸ¿ʸE᡼륢ɥ쥹 (@  % Τ褦) Ǥ
    ̤ʰ̣äƤꡢ(ѿΤ褦) 桼̾ɥᥤ̾ΰȤ
    ȤƤꡢ ASCII ʸʸǤ뤿ᡢäʸ VERP
    ڤʸȤƻȤäƤϤޤȼʥեȥΥХͤʸ
    뤫ɤ狼ޤ󤬡äȤϵʤ褦ˤ
    פޤ

smtpd_authorized_verp_clients (ǥե: none)
    VERP ׵Ǥ SMTP 饤ȡPostfix QMQP Фȼ
    ᥫ˥Ȥޤ (/usr/sbin/sendmail Ȥ) 
    ƼԤϾ˵ĤޤۥȤĤˤϡ̾ IP ɥ쥹
    ֥ͥå (net/mask) .domain ꥹȥåפޤ

    Postfix С 1.1  2.0 ǤϡΥѥ᡼
    authorized_verp_clients ȸƤФޤ (ǥե: $mynetworks)

disable_verp_bounces (ǥե: no)
    Postfix ʣμԤ VERP ᡼ФưĤΥХ󥹥ݡȤ
    뤫˰ĤΥХ󥹥ݡȤ뤫ǤǥեȤ
    ȤΤϡezmlm ɬפȤޤ

mmaajjoorrddoommoo ʤɤΥ᡼ꥹȤǤ VVEERRPP 

majordomo ʤɤΥ᡼󥰥ꥹȤ VERP ˻Ȥˤϡ2ĤΤ
ɤ餫˽äƥ᡼ȡ褦ˡꥹȥޥ͡ꤹ
褤Ǥ礦:

    % sendmail -V -f owner-listname other-arguments...

    % sendmail -V+= -f owner-listname other-arguments...

ǽηϥǥեȤ main.cf VERP ڤʸȤޤ2ܤηǤ
Ū VERP ڤʸꤹ뤳ȤǤޤǤϿ侩ͤƤޤ

ΥƥȤǤϡǤʤ᡼뤬ºߤοͤ˸褦ʡ
owner-listname ꥢꤵƤ뤳ȤꤷƤޤ:

    /etc/aliases:
        owner-listname: yourname+listname

Х󥹤뤿ˡĥɥ쥹򹭤Ѥޤ礦

+ ɥ쥹ȡץγĥɥ쥹ȤΥѥ졼Ǥ뤳Ȥȡ
ĥɥ쥹 .forward ե̾˸뤳ȡĥɥ쥹ϥꥢŸ
ȾäƤޤȤ Postfix ɬפޤ:

    /etc/postfix/main.cf:
        recipient_delimiter = +
        forward_path = $home/.forward${recipient_delimiter}${extension},
            $home/.forward
        propagate_unmatched_extensions = canonical, virtual

(2ĤΥѥ᡼ϥǥեȤǤ)

owner-listname ɥ쥹줿᡼ƽ褦ʥޥɤġ
.forward+listname Ȥ̾Υեꤹɬפޤ:

    ~/.forward+listname:
        "|/some/where/command ..."

Τ褦ꤹȡuser@domain Ǥʤ᡼ϼΥɥ쥹
֤ޤ:

    owner-listname+user=domain@your.domain

 .forward+listname ե˽񤫤줿ޥɤˤäƽޤ
¾ΤΤ˺äơåϥץ벽줿ԥɥ쥹
To: إåޤϤǤ:

    To: owner-listname+user=domain@your.domain

ɼԤˤϡTo: إåԤѡ user=domain ʬԥɥ쥹
ȴФȤ꤬ĤƤޤ

PPoossttffiixx SSMMTTPP Фˤ VVEERRPP Υݡ


Postfix SMTP Ф VERP Ǥ褦ˤ롢XVERP ޥɤ
Ƥޤ2Ĥηʸˡޤ:

    MAIL FROM:<sender@domain> XVERP

    MAIL FROM:<sender@domain> XVERP=+=

ǽη main.cf VERP ڤʸΥǥեȤȤ2ܤηϤ
Ū˾񤭤ޤ줿ͤϿ侩ͤǤ

PPoossttffiixx sseennddmmaaiill ޥɤˤ VVEERRPP Υݡ

Postfix sendmail ޥɤˤϡVERP ׵᤹뤿 -V ե饰
ޤ2ĤηΤɤ餫ꤷޤ:

    % sendmail -V -f owner-listname ....

    % sendmail -V+= -f owner-listname ....

ǽη main.cf VERP ڤʸΥǥեȤȤ2ܤηϤ
Ū˾񤭤ޤ줿ͤϿ侩ͤǤ

PPoossttffiixx QQMMQQPP Фˤ VVEERRPP Υݡ

Postfix QMQP Ф

    listname-@your.domain-@[]

Τ褦ʷΥ٥ԥɥ쥹ĥ᡼ȡ
qmail/ezmlm  VERP ǥߥ "-=" ǤꤷƤ뤿ᡢ
ȤäơPostfix ԥɥ쥹 listname-user=domain@your.domain 
ޤ

Ūˤȡ"prefix@origin-@[]" Ȥԥɥ쥹ˤä
"prefixuser=domain@origin" Ȥԥɥ쥹 VERP ׵
ޤPostfix Ǥ verp_delimiter_filter ѥ᡼ǻꤵ줿
VERP ǥߥȤޤäˡ"=" ǥߥ qmail ȤθߴΤ
ɬܤǤ (ܺ٤ qmail addresses(5) ޥ˥奢ڡ򻲾ȤƤ)

