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メールサーバを移行した話

clicktx
October 31, 2020

 メールサーバを移行した話

Gunma.web#39の発表内容。
Gmail(GoogleWorkspace)にメールサーバを移行した話。

clicktx

October 31, 2020
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  1. ϝʔϧαʔόΛ
    Ҡߦͨ͠࿩
    2020-10-31 Gunma.web #39 OnLine

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  2. ࣗݾ঺հ
    • ͳ·͑ɿ͗͢ΉΒɹΉͶͷΓ
    • Twitterɿ@ckicktx
    • Perl/JavaScript/HTML/CSS…
    • blogɿhttp://perl.no-tubo.net
    • ͠ΎΈɿnew! ΍·า͖

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  3. χϡʔΪΞ

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  4. χϡʔΪΞ
    ྑ͍εϙοτ஌ͬ
    ͍ͯͨΒ
    ڭ͑ͯԼ͍͞ʂ

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  5. ϝʔϧαʔόΛ
    Gmailʹ
    Ҡߦ͠·ͨ͠

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  6. ͍ʔΊʔΔ
    ࢖ͬͯ·͔͢ʁ

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  7. ECαΠτӡӦ͢
    Δ্Ͱސ٬α
    ϙʔτʹ͸ඞਢ

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  8. Ҡߦͷ͖͔͚ͬ

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  9. ϝʔϧαʔό
    ࿝ٺԽ໰୊

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  10. ϝʔϧαʔόߏங
    2011೥தࠒ

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  11. • smtp:
    • Postfix+MySQL
    • imap:
    • Dovecot2+Procmail+Spa
    mAssassin
    • ΞΧ΢ϯτ؅ཧ:
    • Postfix Admin
    ߏ੒

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  12. (΄΅)ϝʔϧઐ༻
    αʔόͱͯ͠

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  13. TLS1.0/1.1
    ແޮԽ໰୊

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  14. TLS1.2ʹରԠ
    ͢Δʹ͸

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  15. OpenSSL1.0.1
    Ҏ্͕ඞཁ

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  16. $ openssl version
    OpenSSL 0.9.8e-fips-rhel5
    01 Jul 2008

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  17. CentOS 5

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  18. ͤΜͱ͘Μ

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  19. ౰࣌CentOS 6΋
    બ୒ग़དྷͨ͸ͣ
    ͕ͩ…

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  20. ύοέʔδ؅ཧπʔ
    ϧͰΞοϓσʔτ
    ग़དྷͳ͍໰୊

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  21. αϙʔτ੾Εͷ
    ͨΊyumͰ͸ߋ
    ৽Ͱ͖ͳ͍

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  22. OpenSSLΛ
    ιʔε͔ΒϏϧυ
    ||
    Өڹେ

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  23. Postfix
    Dovecot
    MySQL
    Procmail
    SpamAssassin
    PostfixAdmin
    etc…
    ClamAntiVirus

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  24. OSೖΕସ͑ͯ
    ߏங͠௚͢Ґͷ
    ख͕͔͔ؒΔ

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  25. ৽͍͠OSͰߏ
    ஙͯ͠΋5ʙ10
    ೥ޙʹ͸࿝ٺԽ

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  26. ֎෦αʔϏεͰ
    ྑ͍ͷͰ͸ʁ

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  27. Ҡߦઌ

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  28. • Gmail
    • MicroSoft Exchange
    • ଞ
    Ҡߦઌީิ

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  29. ΄΅ೋ୒

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  30. Gmail
    ࢖ͬͱ͚ײ

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  31. Exchangeͷ
    ڞಉτϨΠ͸ؾ
    ʹͳ͕ͬͨ…

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  32. Ҡߦʹ͋ͨͬͯ

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  33. Ҡߦπʔϧ͕༻
    ҙ͞Ε͍ͯΔ
    σʔλͷҠߦ

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  34. imapαʔό͕
    ެ։͞Ε͍ͯΕ
    ͹ok
    σʔλͷҠߦ

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  35. ͨͩ͠SSLඞਢ
    σʔλͷҠߦ

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  36. ͓Ε͓Εূ໌ॻ
    ͸ෆՄ
    σʔλͷҠߦ

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  37. Let’sEncrypt
    SSLͳ͏! (v2)
    https://sslnow.ml/
    σʔλͷҠߦ

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  38. ͱʹ͔͘஗͍
    σʔλͷҠߦ

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  39. 10/17 18:30 ࣮ߦ
    10/21 11:00 Ҡߦ׬ྃ
    σʔλͷҠߦ

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  40. ΞΧ΢ϯτ਺: 1
    ϝʔϧ݅਺: 16,730
    τʔλϧ: 89࣌ؒ
    ໿190௨/h
    σʔλͷҠߦ

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  41. ʲใࠂʳ14.5೥෼ͷGmailΛGsuiteผΞΧ΢
    ϯτʹҠߦ͢Δͷʹ͔͔ͬͨ࣌ؒ͸ͳΜ
    ͱʂʂʂʂ - ΍·͚Μͷग़ு৯͍౗Ε೔ه
    https://www.yamaken.org/mt/kuidaore/
    archives/2020/08/30105.html
    σʔλͷҠߦ

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  42. அࣺ཭େࣄ
    σʔλͷҠߦ

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  43. ϋϚΓϙΠϯτ

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  44. ؅ཧϖʔδ
    (GoogleAdmin)ͱΞϓ
    Ϧ(Gmail)ͷઃఆ͕ࢄΒ
    ͹ͬͯΔ

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  45. Gmailͷҕ೚ͱ͔
    ϨΨγʔΞϓϦͷ
    ڐՄͱ͔

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  46. ศརػೳ

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  47. ΢Σϒϝʔϧ

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  48. αʔόαΠυͰ
    ͷৼΓ෼͚
    ʢϑΟϧλʔʣ

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  49. ΢ΣϒϕʔεͰ
    ͷઃఆ

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  50. ॴײ

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  51. imap͸एׯ
    ΋ͬ͞Γʁ

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  52. imap͸एׯ
    ΋ͬ͞Γʁ
    ϝʔϧΫϥΠΞϯτʹΑΔ
    ͔΋

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  53. ඞཁͳ͜ͱ͸େ
    ମͰ͖ͦ͏

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  54. ࣗαόΛӡ༻͢
    ΔϝϦοτ͸গ
    ͳ͍͔΋

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  55. ·ͱΊ

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  56. • ϝʔϧαʔόͷ؅ཧ͔Β։
    ์͞ΕΔ
    • Ҡߦπʔϧ͸͕͔͔࣌ؒΔ
    • அࣺ཭େࣄ
    • Gmailͷศརػೳ͕࢖͑Δ
    ·ͱΊ

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  57. ͝ਗ਼ௌ͋Γ͕ͱ
    ͏͍͟͝·ͨ͠

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  58. ࠓޙࢼ͍ͨ͠ࣄ

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  59. • αϙʔτ͸Googleάϧʔϓ
    Λ࢖͏
    • εϓϨουγʔτ΍υΩϡ
    ϝϯτྨΛGoogleͰ
    • αʔόΛGCPʹ

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