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レガシーPerlと「今」を組み合わせ、開発を継続し続ける方法
Kazuhiko Yamashita
July 01, 2017
Programming
1
1.4k
レガシーPerlと「今」を組み合わせ、開発を継続し続ける方法
YAPC::Fukuoka 2017 HAKATAでロリポップのコアAPIについて話しました。
Kazuhiko Yamashita
July 01, 2017
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Transcript
ʙ1FSMόϦόϦॻ͚Δͬͯਧ͍ͯϖύϘʹೖࣾ͠·ͨ͠ʙ ࢁԼ(.01FQBCP *OD :"1$'VLVPLB)","5" ϨΨγʔ1FSMͱʮࠓʯΛΈ߹ Θͤɺ։ൃΛܧଓ͠ଓ͚Δํ๏
IUUQTUFOTOBQPODPN νʔϑςΫχΧϧϦʔυ ࢁԼ!QZBNB ϗεςΟϯάࣄۀ෦
IUUQTUOTKQ
None
࠷ॳʹ͓͑͠·͢ɺ όʔδϣϯΞοϓ͠ͳ͍ଆͷ ਓؒͰ͢
ϩϦϙοϓͷ؆қγεςϜߏਤ 1FSM ϩϦϙοϓͷίΞ"1*1FSM .Z42-4FSWFS 'SPOU"1* 3BJMT ;FOE ਃ͠ࠐΈαΠτ ίΞ"1*
ϑϩϯτ"1* ϗεςΟϯάαʔό܈ .BJM4FSWFS 8FC4FSWFS ܖใαʔόใΛ ίϯτϩʔϧ αʔόϓϩϏδϣχϯάͷ ࣮ߦࢦࣔ
None
wඇৗʹγϯϓϧͳ"1*Ͱ͋ΔͨΊɺੵۃతͳόʔδϣϯΞοϓͷಈػ ͕ͳ͔ͬͨ w෦"1*ͳͷͰɺϑϩϯτܥαʔόͱൺΔͱɺόʔδϣϯΞοϓͷ ༏ઌ͕Լ͕ͬͯ͠·͏ w$1"/ͱͷဃ͕େ͖͘ͳΓɺͲΜͲΜόʔδϣϯΞοϓ͕ࠔʹ ͳ͍͖ͬͯɺಈ͖͕औΕͳ͍ ϖύϘݻ༗ͷࣄ ͳͥ1FSM
wόʔδϣϯΞοϓίετΛ͏ʹͯ͠ɺ1FSMͷॻ͖खΛूΊΔ͜ͱ ͕ͦΕͳΓʹࠔͰ͋Δ w৽ن։ൃҊ݅Ͱ1FSM͕બࢶʹೖΓͮΒ͍͜ͱ͔Βࢢʹগͳ͍ wࣾʹ͓͍ͯϝϯςφ͕ඇৗʹݶΒΕ͖ͯͭͭ͋Γɺݹࢀϝϯόʔ ͔ଞݴޠͰͦΕͳΓʹ࿅͕͋ΔΤϯδχΞ 1FSMͷࣄ ͳͥ1FSM
ϩϦϙοϓʂ·ͩ·ͩաఔ αʔϏε͕ਐԽ͢ΔͳΒɺ "1*ܧଓత։ൃ͕ඞཁ
ܧଓత։ൃΛߦ͏ͨΊʹΓӽ͑ͨͷ wڞ༻αʔόΛར༻ͨ͠։ൃڥ wϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ wΦϖϨʔγϣϯͷΦʔτϝʔγϣϯԽ
ڞ༻αʔόΛར༻ͨ͠։ൃڥ
ڞ༻αʔόΛར༻ͨ͠։ൃڥ %FW"1* .Z42-4FSWFS .BJM4FSWFS 8FC4FSWFS ैདྷ ։ൃڥΛίϯςφԽ͠ɺ ڞ༻ʹΑΔϦιʔεڝ߹Λແ͘͢ $POUBJOFS ݱࡏ
%FW"1* .Z42- 4FSWFS .PDL.BJM .PDL8FC
ڞ༻αʔόΛར༻ͨ͠։ൃڥ 1FSMͷڥ͔ΒUBSH[Ͱ ϞδϡʔϧΛશͯநग़͠ίϯςφԽ $ tar zcvf site_perl.tar.gz /usr/lib64/perl5/site_perl/5.8.8 # in
docker # tar zxvf site_perl.tar.gz # docker commit xxxxx private.pepabo.com/coreapi:latest
ϝϯςφϯε͞Ε͍ͯͳ͍ Ϣχοτςετ
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ ଞͷίϯϙʔωϯτͱີ݁߹ͳͷͰ ςετ͕ॻ͖ͮΒ͍ɺࣦഊ͍͢͠ %FW"1* 8FC4FSWFS XFCFYBNQMFKQ ਃ͠ࠐΈ 8FCαʔόʹFYBNQMFKQͷ σΟϨΫτϦΛ࡞ 8FCαʔόͷਃࠐΈςετ
FYBNQMFKQͷਃࠐใ͕%#ʹ͋Δͳ͍ 8FC4FSWFSͱଓ͞Ε͍ͯΔ͍ͳ͍ 8FC4FSWFSͷσΟϨΫτϦ͋Δͳ͍
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ .PDLԽ %#ͷঢ়ଶΛ࣋ͨͳ͍
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ 5FTU.PDL(VBSEΛར༻͠ɺ ֎෦ίϯϙʔωϯτશͯ.PDLԽ my $mock = mock_guard(‘Hosting::Server::API::Ext', +{ run =>
sub { my($self, $params) = @_; switch ($params->{'parameters'}) { case /—domain=example.com/ { return { key => $dummy_key, }; } } }, });
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ 5FTUNZTRMEΛར༻͠ɺ ςετσʔλͷিಥΛճආ͢Δ sub new { my %self; my $class
= shift; $self->{mysqld} = Test::mysqld->new(my_cnf => {'port' => '3306'}, copy_data_from => 't/data/mysql'); $self->{dbh} = DBI->connect($self->{mysqld}->dsn, '', '') or die 'cannot connect to db'; return bless $self, $class; } UEBUBNZTRM .Z42- UFTUDBTF" UFTUDBTF# .Z42- ϕʔεσʔλΛݩʹ ৽نΠϯελϯεىಈ ςετέʔε͝ͱʹ༻͢Δ %#͕ҟͳΔͨΊ ΫϦʔχϯά͕ෆཁ
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ 5FTU%#MPBE@pYUVSFΛར༻͠ɺ ςετϨίʔυͷ४උΛ༰қʹͨ͠ UEBUBNZTRM .Z42- UFTUDBTF" UFTUDBTF# .Z42- ϕʔεσʔλΛݩʹ ৽نΠϯελϯεىಈ
DBTF@BZNM EPNBJOFYBNQMFDPN VTFSVTFS@ QBUIIPNFVTFS@ ʜ
ϝϯςφϯε͞Ε͍ͯͳ͍Ϣχοτςετ %SPOFJPͰࣗಈςετ࣮ߦ IUUQTXXXTMJEFTIBSFOFUVE[VSBESPOFJP PQFOTUBDL %PDLFS4XBSN 7. ESPOFJP 7. 7. 7.
7. 7. 7.
ΦϖϨʔγϣϯͷ ΦʔτϝʔγϣϯԽ
ΦϖϨʔγϣϯͷΦʔτϝʔγϣϯԽ MJHIUIUUQEͷ੍͕͋Γɺ खಈͰσϓϩΠ͢Δӡ༻ σϓϩΠαʔόʹϩάΠϯ͠ɺHJUDMPOF EFQMPZTIΛ࣮ߦ͢Δ ରతϓϩϯϓτʹΑΓHJUQVMMͳͲΛ࣮ߦ STZODͰσϓϩΠઌʹ ػܥαʔόͷGBTUDHJɺMJHIUUQEΛ࠶ىಈ खಈͰಈ࡞֬ೝ ݱ༻ܥαʔόͷGBTUDHJɺMJHIUUQEΛ࠶ىಈ
σϓϩΠखॱ खॱ͕ଟ͘ɺ͕͔͔࣌ؒΔɺଋറ͞ΕΔ ಈ࡞֬ೝ͕ਓʹґଘ͍ͯ͠Δ ࠶ىಈ࿙ΕͳͲΛ͙͜ͱ͕ग़དྷͳ͍ ՝
$BQJTUSBOP
ΦϖϨʔγϣϯͷΦʔτϝʔγϣϯԽ $BQJTUSBOPΛར༻͠ɺ σϓϩΠ͔Βಈ࡞֬ೝ·ͰΛࣗಈԽ CVOEMFFYFD TUBHJOHEFQMPZ KFOLJOKPC TMBDLOPUJGZ CVOEMFFYFD QSPEVDUJPOEFQMPZ εςʔδϯάσϓϩΠޙɺ
MJHIUUQEGBTUDHJͷ࠶ىಈ ࣗಈͰΠϯςάϨʔγϣϯςετΛ ࣮ߦ ςετͷ݁ՌΛ4MBDL௨ ਖ਼ৗͰ͋Εຊ൪ڥ σϓϩΠ
ΦϖϨʔγϣϯͷΦʔτϝʔγϣϯԽ ͋ΒΏΔΦϖϨʔγϣϯΛ 3BLFͰ࣮ݱ ɾSBLFEFQMPZσϓϩΠͷҰ࿈ͷྲྀΕΛ࣮ߦ ɾSBLFEPDLFS։ൃڥͷEPDLFSΛىಈ ɾSBLFEC%#εΩʔϚͷߋ৽
͜Ε͘Β͍Δͱɺ ʮ͜ΕͳΜ͔։ൃग़དྷΔΜ͡ΌͶʁʯ ײ͕ৢ͞ΕΔ
ʑ։ൃӡ༻͢Δٕज़ΑΓྑ͍ͷΛબͼ͍ͨ ։ൃ͕ग़དྷΔঢ়ଶʹͳͬͨͱͯ͠ ָ؍తͳঢ়گͰͳ͍ w1FSMΛ͍ଓ͚Δ߹ɺ࠷৽ͷઃܭɺϞδϡʔϧΛར༻͢Δػձ ͳ͍ wϝϯςφ͕ݮΔͱ͍͏͜ͱɺকདྷతʹةػతঢ়گΛট͘Մೳੑ͕ ͋Δ
/FYU4UFQ (PMBOH
8IZ 3VTUͱൺͯใྔ͕ଟ͍͜ͱɺ ग़དྷΔ͜ͱͷࠩҟ͕গͳ͍ wੈքతʹීٴͨ͠എܠ͕͋Γɺຊޠͷใ๛Ͱ͋Δ wՄൖੑ͕ඇৗʹߴ͍ͨΊɺӡ༻4IFMMͷஔ͖͑ʹద͍ͯ͠Δ wϗεςΟϯάαʔό͕ࡐͳͷͰɺςετͷͳ͍πʔϧ͍ͨ͘ ͳ͍ wงғؾͰ͍͍ͩͨ ߴʹಈ͘
ϑϨʔϜϫʔΫͷબ طଘͷॲཧ͕ඇৗʹγϯϓϧͰ͋ΔͨΊ &DIPΛબͨ͠ wখ͞ͳϓϩδΣΫτͰ3FWFMͱ&DIPΛൺֱ։ൃͨ͠ w3FWFMόονॲཧͳͲαϙʔτ͓ͯ͠Γɺ3BJMTͬΆ͋ͬͨ͞ ͕ɺ֮͑Δ͜ͱଟ͍ w&DIP࣮͕ബ͘ɺϛυϧΣΞ͕ॻ͖͍͢ɺ͋ΔఔεΫϦϓ ςΟϯά͕ඞཁͳ͜ͱͰϝϯόʔͷ(PMBOHͷशಘʹͪΐ͏Ͳྑ͍ ϘϦϡʔϜʹࢥ͑ͨ
ࠔ͍ͬͯΔ͜ͱ (PMBOHͰ03.݁ߏͭΒ͍ w42-ΛͳΔ͘ॻ͖ͨ͘ͳ͔ͬͨͷͰɺHPSNΛબͨ͠ w"DUJWF3FDPSEͰҭͬͨͷͰɺϦϨʔγϣϯͷख͕ؒ݁ߏͭΒ͍ w3FMBUFE1SFMPBEͳͲϦϨʔγϣϯઌͷϨίʔυΛऔಘ͢Δํ๏͕ ෳ͋ͬͯɺ(PMBOHͬΆ͘ͳ͍ wϞσϧͷҾ͕੩తܕ͚ͳͨΊѻ͍ͮΒ͍͜ͱ͔Βɺ$POUSPMMFS͕ %#ʹؔ৺Λ࣮͕࣋ͭੈͷதʹଟ͍
CVU ͔͠͠
݁Ռͱͯ͠গͮͭ͠ΠϯϑϥνʔϜʹ (PMBOH͕͖ࠜॳΊɺ ςετΛॻ͘श׳͍͖ͭͯͨ
࠷ޙʹ wܧଓత։ൃ͕Մೳͳঢ়گ͕࡞ΕΔɺηΩϡϦςΟతͳ ཁ͕݅ͳ͚ΕແཧʹόʔδϣϯΛ্͛Δඞཁͳ͍ wࡢࠓͷݴޠͷݯྲྀ1FSMʹ͋Δͱײ͡Δ͘Β͍1FSMʹ Ϟδϡʔϧॆ࣮ͯ͠ΔͷͰࠓ෩ʹͳΕΔ w/FYU4UFQྲྀߦΓ͚ͩͰͳ͘ɺνʔϜϚονϯά ߟ͑ͨબΛ͠Α͏
܅ϖύϘͰಇ͔ͳ͍͔ʁ ࠷৽ͷ࠾༻ใΛνΣοΫˠ !QC@SFDSVJU