An fito da uwar garken saƙon Exim 4.95, yana ƙara gyare-gyare da aka tara da ƙara sabbin abubuwa. Dangane da wani bincike mai sarrafa kansa na Satumba na sabar sabar imel sama da miliyan ɗaya, Rabon Exim shine 58% (shekara ɗaya da ta gabata 57.59%), ana amfani da Postfix akan 34.92% (34.70%) na sabar wasiku, Sendmail - 3.52% (3.75%) ), MailEnable - 2% (2.07) %), MDaemon - 0.57% (0.73%), Microsoft Exchange - 0.32% (0.42%). Babban canje-canje:
- An ba da sanarwar tsayayyen tallafi don yanayin sarrafa layin saƙo mai sauri, wanda ke ba ku damar hanzarta fara isar da saƙo lokacin da girman layin aika ya yi girma kuma akwai saƙon da aka aika zuwa ga runduna ta yau da kullun, misali, lokacin aikawa da haruffa masu yawa zuwa manyan masu samar da wasiku ko aikawa ta hanyar tsaka-tsaki mai aikawa da saƙo (smarthost). Idan an kunna yanayin ta amfani da zaɓin "queue_fast_ramp" da sarrafa jerin gwano mai mataki biyu ("-qq") yana gano kasancewar babban saƙon saƙon da aka aika zuwa takamaiman sabar saƙo, sa'an nan za a fara isarwa ga mai masaukin baki nan take.
- An daidaita madadin aiwatar da tsarin SRS (Masu Sake rubutawa Mai aikawa) - "SRS_NATIVE", wanda baya buƙatar dogaro na waje (tsohuwar aiwatar da gwajin da ake buƙatar shigar da ɗakin karatu na libsrs_alt). SRS yana ba ku damar sake rubuta adireshin mai aikawa yayin aikawa ba tare da keta SPF (Tsarin Manufofin Aika) da kuma tabbatar da cewa an adana bayanan mai aikawa don uwar garken don aika saƙonni a yayin gazawar isarwa. Ma'anar hanyar ita ce lokacin da aka kafa haɗin gwiwa, ana watsa bayanai game da ainihi tare da mai aikawa na asali, misali, lokacin sake rubutawa. [email kariya] a kan [email kariya] za'a nuna"[email kariya]" SRS yana da dacewa, misali, lokacin shirya aikin lissafin wasiƙa wanda a ciki ake tura saƙon asali zuwa wasu masu karɓa.
- Zaɓin TLS_RESUME an daidaita shi, yana ba da damar ci gaba da haɗin TLS da aka katse a baya.
- Taimako don ƙaramin aiki mai ƙarfi da aka saka LMDB DBMS, wanda ke adana bayanai a cikin tsari mai mahimmanci, an daidaita shi. Samfuran nema kawai daga shirye-shiryen bayanan bayanai ta amfani da maɓalli ɗaya ne ake tallafawa (ba a aiwatar da rubutu daga Exim zuwa LMDB). Misali, don duba yankin mai aikawa a cikin dokokin, zaku iya amfani da tambaya kamar "${lookup{$sender_address_domain}lmdb{/var/lib/spamdb/stopdomains.mdb}}".
- Ƙara wani zaɓi "message_linelength_limit" don saita iyaka akan adadin haruffa kowane layi.
- An ba da ikon yin watsi da cache lokacin aiwatar da buƙatun nema.
- Don jigilar fayil ɗin appendfile, an aiwatar da duba ƙididdiga yayin karɓar saƙo (zaman SMTP).
- Ƙara goyon baya don zaɓin "fayil=" a cikin tambayoyin neman SQLite ", wanda ke ba ka damar saka fayil ɗin bayanai don takamaiman aiki ba tare da ƙayyadadden ƙayyadaddun bayanai ba a cikin layi tare da umarnin SQL.
- Tambayoyin neman bincike a yanzu suna goyan bayan zaɓin “ret=cikakken” don dawo da duk bayanan toshe daidai da maɓalli, ba kawai layin farko ba.
- Ƙaddamar da haɗin TLS yana da sauri ta hanyar prefetching da caching bayanai (kamar takaddun shaida) maimakon zazzage shi kafin sarrafa kowace haɗi.
- Ƙara ma'auni "proxy_protocol_timeout" don saita lokacin ƙarewar ƙa'idar Proxy.
- Ƙara siga "smtp_backlog_monitor" don ba da damar yin rikodin bayanai game da girman layin haɗin haɗin da ke jiran (baya) a cikin log ɗin.
- An ƙara ma'aunin "hosts_require_helo", wanda ke hana aika umarnin MAIL idan ba a aika da umarnin HELO ko EHLO a baya ba.
- Ƙara ma'auni na "allow_insecure_tainted_data", lokacin da aka ƙayyade, rashin amintaccen tserewa na musamman haruffa a cikin bayanai zai haifar da gargadi maimakon kuskure.
- An dakatar da goyan bayan dandamali na macOS (an canza fayilolin taro zuwa rukunin mara tallafi).
source: budenet.ru