{"id":30639,"date":"2019-10-31T21:36:39","date_gmt":"2019-10-31T18:36:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/waveskit-php-frejmvork-dlya-raboty-s-blokchejnom-waves\/"},"modified":"2019-10-31T21:36:39","modified_gmt":"2019-10-31T18:36:39","slug":"waveskit-php-frejmvork-dlya-raboty-s-blokchejnom-waves","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/waveskit-php-frejmvork-dlya-raboty-s-blokchejnom-waves","title":{"rendered":"WavesKit \u2014 PHP keretrendszer a Waves blokkl\u00e1nccal val\u00f3 munk\u00e1hoz","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Tetszik PHP<\/a><\/noindex> a fejleszt\u00e9si sebess\u00e9g \u00e9s a kiv\u00e1l\u00f3 hordozhat\u00f3s\u00e1g miatt. Nagyon j\u00f3, amikor a zseb\u00fcnkben mindig ott van egy eszk\u00f6z, amely k\u00e9szen \u00e1ll a feladatok megold\u00e1s\u00e1ra.<\/p>\n

<\/p>\n

Meglehet\u0151sen csal\u00f3dott voltam, amikor megismertem a hazai blockchain-t. Waves Platform<\/a><\/noindex> a reperto\u00e1rj\u00e1ban nem volt k\u00e9szen \u00e1ll\u00f3 SDK PHP-ra. H\u00e1t, meg kellett \u00edrnom.<\/p>\n

<\/a><\/noindex><\/p>\n

Kezdetben haszn\u00e1lnom kellett n\u00f3dok<\/a><\/noindex> a tranzakci\u00f3k al\u00e1\u00edr\u00e1s\u00e1hoz. \u00cdgy h\u00e1rom c\u00edm kezel\u00e9se \u00e9rdek\u00e9ben h\u00e1rom node-ot kellett futtatnom... Ez sz\u00e1nalmas l\u00e1tv\u00e1ny volt, b\u00e1r egyes feladatokat megoldott. Eg\u00e9szen addig, am\u00edg nem j\u00f6ttem r\u00e1, hogy a node-okra t\u00e1maszkod\u00e1s zs\u00e1kutca. El\u0151sz\u00f6r is, a korl\u00e1tozott funkcionalit\u00e1s miatt, API<\/a><\/noindex>, m\u00e1sodszor pedig a sebess\u00e9g miatt (akkoriban a node-ok nagyon lass\u00faak voltak).<\/p>\n

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K\u00e9t p\u00e1rhuzamos munk\u00e1t kezdtem. Az egyik - egy blockchain b\u00f6ng\u00e9sz\u0151 k\u00e9sz\u00edt\u00e9se, amely gyors \u00e9s teljesen f\u00fcggetlen az API node-okt\u00f3l. A m\u00e1sik - minden funkci\u00f3 \u00f6sszegy\u0171jt\u00e9se a Waves Platform m\u0171k\u00f6d\u00e9s\u00e9hez egy helyen. \u00cdgy sz\u00fclettek a projektek: w8io<\/a><\/noindex> \u00e9s WavesKit<\/a><\/noindex>.<\/p>\n

<\/p>\n

Az els\u0151 l\u00e9p\u00e9s a Waves blockchain kulissz\u00e1i m\u00f6g\u00e9 a w8io b\u00f6ng\u00e9sz\u0151 volt<\/a><\/noindex>. Nem volt egyszer\u0171, de v\u00e9g\u00fcl siker\u00fclt egy f\u00fcggetlen sz\u00e1m\u00edt\u00e1st v\u00e9gezni az \u00f6sszes egyenlegr\u0151l, \u00e9s m\u00e9g hib\u00e1t is tal\u00e1ltam az eredeti node-okon v\u00e9gzett sz\u00e1m\u00edt\u00e1sokban (a bug-bounty program<\/a><\/noindex> amely mellesleg m\u0171k\u00f6dik n\u00e1luk, kifizetnek a megtal\u00e1lt hib\u00e1k\u00e9rt). Tov\u00e1bbi r\u00e9szleteket megtal\u00e1lhat a w8io b\u00f6ng\u00e9sz\u0151 funkci\u00f3ir\u00f3l ebben a t\u00e9m\u00e1ban: https:\/\/forum.wavesplatform.com\/t\/w8io-waves-explorer-based-on-php-sqlite<\/a><\/noindex><\/p>\n

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A w8io-n v\u00e9gzett munka sor\u00e1n m\u00e1r voltak k\u00e9ts\u00e9geim, de amikor a munka logikai v\u00e9g\u00e9re \u00e9rkezett, \u00e9s elkezdtem az SDK elk\u00e9sz\u00edt\u00e9s\u00e9t, a k\u00e9ts\u00e9gek meger\u0151s\u00edt\u00e9st nyertek. Sehol sem tal\u00e1ltam meg bizonyos funkci\u00f3kat, k\u00f6zt\u00fck a legfontosabbakat, a kriptogr\u00e1fiaiakat. Akkor kezdtem saj\u00e1t \u00e9p\u00edt\u0151elemeket k\u00e9sz\u00edteni az alaphoz. \u00cdgy sz\u00fclettek: ABCode<\/a><\/noindex> base58 k\u00f3dol\u00e1s\u00e1hoz (val\u00f3j\u00e1ban b\u00e1rmely \u00e1b\u00e9c\u00e9 b\u00e1rmilyen k\u00f3dol\u00e1s\u00e1hoz), Curve25519<\/a><\/noindex> a kompatibilis al\u00e1\u00edr\u00e1sok l\u00e9trehoz\u00e1s\u00e1hoz \u00e9s ellen\u0151rz\u00e9s\u00e9hez (v\u00e1ltozatokkal szteroidon<\/a><\/noindex>), Blake2b<\/a><\/noindex> az egyik hash kisz\u00e1m\u00edt\u00e1s\u00e1hoz (amely csak a PHP 7.2-t\u0151l volt el\u00e9rhet\u0151) stb.<\/p>\n

<\/p>\n

Itt szeretn\u00e9m megk\u00f6sz\u00f6nni Inal Kardanovnak<\/a><\/noindex> t\u00f6bb \u00e9rt\u00e9kes tan\u00e1cs\u00e1\u00e9rt, amelyek az ir\u00e1nyomba tereltek composer<\/a><\/noindex> a sz\u00e1momra szok\u00e1sos, de elavult include f\u00e1jlok helyett.<\/p>\n

<\/p>\n

P\u00e1r h\u00f3nappal k\u00e9s\u0151bb a WavesKit f\u00e9nyt l\u00e1tott<\/noindex>, megjelent b\u00e9ta verzi\u00f3k<\/a><\/noindex> \u00e9s most k\u00e9szen \u00e1ll a Waves platform \u00f6sszes standard funkci\u00f3j\u00e1val val\u00f3 munk\u00e1ra. Minden el\u00e9rhet\u0151 a f\u0151 h\u00e1l\u00f3zaton<\/a><\/noindex> A tranzakci\u00f3k egyszer\u0171en l\u00e9trehozhat\u00f3k, al\u00e1\u00edrhat\u00f3k \u00e9s k\u00fcldhet\u0151k egyetlen csomag \u00e1ltal, amely a PHP 5.6 \u00e9s \u00fajabb 64-bites verzi\u00f3in fut.<\/p>\n

<\/p>\n

A WavesKit integr\u00e1l\u00e1sa a projektbe:<\/p>\n

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composer require deemru\/waveskit<\/code><\/pre>\n
<\/p>\n
Haszn\u00e1lat:<\/p>\n
<\/p>\n
use deemruWavesKit;\n$wk = new WavesKit( 'T' );\n$wk->setSeed( 'manage manual recall harvest series desert melt police rose hollow moral pledge kitten position add' );\n$tx = $wk->txBroadcast( $wk->txSign( $wk->txTransfer( 'test', 1 ) ) );\n$tx = $wk->ensure( $tx );<\/code><\/pre>\n
<\/p>\n
A fenti p\u00e9ld\u00e1ban l\u00e9trehozunk egy WavesKit objektumot, amely a \"T\" teszth\u00e1l\u00f3zaton m\u0171k\u00f6dik. Be\u00e1ll\u00edtjuk a seed kifejez\u00e9st, amelyb\u0151l automatikusan kisz\u00e1m\u00edtjuk a kulcsokat \u00e9s a fi\u00f3k c\u00edm\u00e9t a nyilv\u00e1nos kulcs alapj\u00e1n. Ezut\u00e1n l\u00e9trehozunk egy 0.00000001 Waves \u00e1tvitel tranzakci\u00f3t a seed kifejez\u00e9ssel automatikusan kisz\u00e1m\u00edtott c\u00edmr\u0151l a \"test\" alias c\u00edm\u00e9re, \u00e1tadjuk azt az al\u00e1\u00edr\u00e1sra a priv\u00e1t kulccsal, \u00e9s elk\u00fcldj\u00fck a h\u00e1l\u00f3zatra. Ezt k\u00f6vet\u0151en megbizonyosodunk arr\u00f3l, hogy a tranzakci\u00f3t a h\u00e1l\u00f3zat sikeresen meger\u0151s\u00edtette.<\/p>\n
<\/p>\n
A tranzakci\u00f3kkal kapcsolatos tev\u00e9kenys\u00e9gek a tx-el kezd\u0151d\u0151 funkci\u00f3kban<\/a><\/noindex>. A tranzakci\u00f3k kezel\u00e9s\u00e9nek jobb meg\u00e9rt\u00e9s\u00e9hez \u00e9rdemes tanulm\u00e1nyozni a WavesKit dokument\u00e1ci\u00f3j\u00e1t<\/a><\/noindex> vagy azonnal megtekinteni a szeml\u00e9ltet\u0151 p\u00e9ld\u00e1kat a folyamatos integr\u00e1ci\u00f3s tesztekben<\/a><\/noindex>.<\/p>\n
<\/p>\n
Mivel a WavesKit val\u00f3di felhaszn\u00e1l\u00e1sra fejlesztett\u00e9k, m\u00e1r vannak fejlett funkci\u00f3i. Az els\u0151 killer funkci\u00f3 a ensure funkci\u00f3<\/a><\/noindex>, amely ellen\u0151rzi a sz\u00fcks\u00e9ges bizalom szintj\u00e9nek el\u00e9r\u00e9s\u00e9t, \u00edgy biztos\u00edtva, hogy a tranzakci\u00f3 ne vesszen el, hanem \u00e9ppen ellenkez\u0151leg, meger\u0151s\u00edt\u00e9st nyert \u00e9s megfelel\u0151 sz\u00e1m\u00fa meger\u0151s\u00edt\u00e9st kapott a h\u00e1l\u00f3zatban.<\/p>\n
<\/p>\n
Egy m\u00e1sik goly\u00f3\u00e1ll\u00f3 mechanizmus az, ahogyan a WavesKit kommunik\u00e1l a node-okkal. Ide\u00e1lis k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt a keretrendszer csak a f\u0151 node-dal m\u0171k\u00f6dik, \u00e1lland\u00f3 kapcsolatban tartva vele, de hib\u00e1k eset\u00e9n automatikusan \u00e1tv\u00e1lthat a tartal\u00e9kokra. Ha tartal\u00e9k node-ok t\u00f6mbj\u00e9t \u00e1ll\u00edtja be, akkor megh\u00edvhatja a setBestNode<\/a><\/noindex> funkci\u00f3t a legjobb node meghat\u00e1roz\u00e1s\u00e1ra, mint f\u0151, a jelenlegi magass\u00e1g \u00e9s v\u00e1laszsebess\u00e9g maxim\u00e1lis \u00e9rt\u00e9ke alapj\u00e1n. Most adja hozz\u00e1 ehhez a bels\u0151 k\u00e9r\u00e9s cache-t, \u00e9s \u00e9rezze a gondoskod\u00e1st a felhaszn\u00e1l\u00f3k \u00e9s a node-ok tulajdonosai ir\u00e1nt.<\/p>\n
<\/p>\n
Az utols\u00f3 fejlett mechanizmusok egyike a txMonitor funkci\u00f3<\/a><\/noindex>Ez a funkci\u00f3 a val\u00f3s idej\u0171 be\u00e9rkez\u0151 tranzakci\u00f3kra val\u00f3 reag\u00e1l\u00e1s sz\u00fcks\u00e9gess\u00e9g\u00e9vel j\u00f6tt l\u00e9tre. Ez a funkci\u00f3 teljes m\u00e9rt\u00e9kben megoldja a blokkl\u00e1nc tranzakci\u00f3k feldolgoz\u00e1s\u00e1nak minden r\u00e9szlet\u00e9t. Nincs t\u00f6bb f\u00e1jdalom, csak \u00e1ll\u00edtsa be a k\u00edv\u00e1nt opci\u00f3kkal a callback funkci\u00f3j\u00e1t, \u00e9s v\u00e1rja az \u00faj tranzakci\u00f3kat, amelyek elind\u00edtj\u00e1k a folyamatait. P\u00e9ld\u00e1ul, egy m\u00e1sik projektem VECRO<\/a><\/noindex> teljes m\u00e9rt\u00e9kben erre a funkci\u00f3ra \u00e9p\u00fcl, nyugodtan megismerheti, hogyan m\u0171k\u00f6dik k\u00f6zvetlen\u00fcl a projekt k\u00f3dj\u00e1ban<\/a><\/noindex>.<\/p>\n
<\/p>\n
Szeretem az open source-t, ez az emberis\u00e9g egyik legnagyobb v\u00edvm\u00e1nya. Mivel egyed\u00fcli fejleszt\u0151 vagyok, \u00e9s el\u00e9rtem azt az \u00e1llapotot, hogy minden sz\u00fcks\u00e9gem megold\u00f3dott, invit\u00e1llak titeket, hogy haszn\u00e1lj\u00e1tok \u00e9s j\u00e1ruljatok hozz\u00e1 WavesKit<\/a><\/noindex>.<\/p>\n
Forr\u00e1s: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"
\u041c\u043d\u0435 \u043d\u0440\u0430\u0432\u0438\u0442\u0441\u044f PHP \u0437\u0430 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u043e\u0442\u043b\u0438\u0447\u043d\u0443\u044e \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0441\u0442\u044c. \u042d\u0442\u043e \u043e\u0447\u0435\u043d\u044c \u0445\u043e\u0440\u043e\u0448\u043e, \u043a\u043e\u0433\u0434\u0430 \u0432 \u043a\u0430\u0440\u043c\u0430\u043d\u0435 \u0432\u0441\u0435\u0433\u0434\u0430 \u0438\u043c\u0435\u0435\u0442\u0441\u044f \u0433\u043e\u0442\u043e\u0432\u044b\u0439 \u043a \u0440\u0435\u0448\u0435\u043d\u0438\u044e \u0437\u0430\u0434\u0430\u0447 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442. \u0411\u044b\u043b\u043e \u0434\u043e\u0432\u043e\u043b\u044c\u043d\u043e \u043e\u0431\u0438\u0434\u043d\u043e, \u043a\u043e\u0433\u0434\u0430 \u043f\u0440\u0438 \u0437\u043d\u0430\u043a\u043e\u043c\u0441\u0442\u0432\u0435 \u0441 \u043e\u0442\u0435\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c \u0431\u043b\u043e\u043a\u0447\u0435\u0439\u043d\u043e\u043c Waves Platform \u0432 \u0435\u0433\u043e \u0430\u0440\u0441\u0435\u043d\u0430\u043b\u0435 \u043d\u0435 \u043e\u043a\u0430\u0437\u0430\u043b\u043e\u0441\u044c \u0433\u043e\u0442\u043e\u0432\u043e\u0433\u043e SDK \u043d\u0430 PHP. \u0427\u0442\u043e \u0436, \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u0435\u0433\u043e \u043d\u0430\u043f\u0438\u0441\u0430\u0442\u044c. \u041f\u043e\u043d\u0430\u0447\u0430\u043b\u0443 \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u043b\u043e\u0441\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043d\u043e\u0434\u044b \u0434\u043b\u044f \u043f\u043e\u0434\u043f\u0438\u0441\u0438 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u0439. \u0422\u0430\u043a, […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-30639","post","type-post","status-publish","format-standard","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47WavesKit \u2014 PHP keretrendszer a Waves blokkl\u00e1nc kezel\u00e9s\u00e9re | ProHoster","description":"Szeretem a PHP-t a fejleszt\u00e9s sebess\u00e9ge \u00e9s a kiv\u00e1l\u00f3 hordozhat\u00f3s\u00e1ga 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