{"id":478705,"date":"2023-08-09T09:37:11","date_gmt":"2023-08-09T09:37:11","guid":{"rendered":""},"modified":"2023-09-05T11:17:26","modified_gmt":"2023-09-05T11:17:26","slug":"remote-procedure-call","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/remote-procedure-call\/","title":{"rendered":"G\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa"},"content":{"rendered":"<p>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 Cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa<\/p>\n<p>Cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa (RPC) l\u00e0 m\u1ed9t giao th\u1ee9c m\u1ea1nh m\u1ebd cho ph\u00e9p m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh khi\u1ebfn m\u1ed9t th\u1ee7 t\u1ee5c (ch\u01b0\u01a1ng tr\u00ecnh con) th\u1ef1c thi trong m\u1ed9t kh\u00f4ng gian \u0111\u1ecba ch\u1ec9 kh\u00e1c (th\u01b0\u1eddng l\u00e0 tr\u00ean m\u1ed9t m\u00e1y v\u1eadt l\u00fd kh\u00e1c). RPC l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong m\u00f4 h\u00ecnh \u0111i\u1ec7n to\u00e1n ph\u00e2n t\u00e1n v\u00e0 m\u00f4 h\u00ecnh m\u00e1y kh\u00e1ch-m\u00e1y ch\u1ee7, cho ph\u00e9p li\u00ean l\u1ea1c gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c nhau, b\u1ea5t k\u1ec3 c\u00e1c giao th\u1ee9c m\u1ea1ng ho\u1eb7c h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u01a1 b\u1ea3n. N\u00f3 tr\u1eebu t\u01b0\u1ee3ng h\u00f3a s\u1ef1 ph\u1ee9c t\u1ea1p c\u01a1 b\u1ea3n v\u00e0 cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n g\u1ecdi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c nh\u01b0 th\u1ec3 ch\u00fang l\u00e0 c\u1ee5c b\u1ed9 trong h\u1ec7 th\u1ed1ng c\u1ee7a h\u1ecd.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a l\u1ec7nh g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Ngu\u1ed3n g\u1ed1c c\u1ee7a RPC c\u00f3 t\u1eeb \u0111\u1ea7u nh\u1eefng n\u0103m 1970 khi c\u00f4ng tr\u00ecnh c\u1ee7a Bruce Jay Nelson \u0111\u1eb7t n\u1ec1n m\u00f3ng cho c\u00f4ng ngh\u1ec7 n\u00e0y. C\u00f4ng vi\u1ec7c c\u1ee7a Nelson \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn \u0111\u1ec9nh cao v\u1edbi b\u1eb1ng Ti\u1ebfn s\u0129. lu\u1eadn v\u0103n c\u00f3 t\u1ef1a \u0111\u1ec1 \u201cG\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa\u201d n\u0103m 1981, tr\u00ecnh b\u00e0y chi ti\u1ebft kh\u00e1i ni\u1ec7m cho ph\u00e9p g\u1ecdi th\u1ee7 t\u1ee5c gi\u1eefa c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh m\u00e1y t\u00ednh kh\u00e1c nhau.<\/p>\n<p>Vi\u1ec7c tri\u1ec3n khai kh\u00e1i ni\u1ec7m n\u00e0y \u0111\u00e3 thu h\u00fat \u0111\u01b0\u1ee3c s\u1ef1 ch\u00fa \u00fd v\u00e0o nh\u1eefng n\u0103m 1980 v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n H\u1ec7 th\u1ed1ng t\u1ec7p m\u1ea1ng (NFS) c\u1ee7a Sun Microsystems, h\u1ec7 th\u1ed1ng n\u00e0y s\u1eed d\u1ee5ng r\u1ea5t nhi\u1ec1u RPC \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c qu\u1ea3n l\u00fd t\u1ec7p ph\u00e2n t\u00e1n.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1<\/h2>\n<p>Cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 c\u00e1c y\u00eau c\u1ea7u t\u1eeb ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y sang ch\u01b0\u01a1ng tr\u00ecnh kh\u00e1c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n qua m\u1ea1ng. Nguy\u00ean t\u1eafc \u0111\u1eb1ng sau RPC kh\u00e1 \u0111\u01a1n gi\u1ea3n nh\u01b0ng vi\u1ec7c tri\u1ec3n khai n\u00f3 c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o h\u1ec7 th\u1ed1ng, ng\u00f4n ng\u1eef v\u00e0 giao th\u1ee9c li\u00ean quan.<\/p>\n<ul>\n<li><strong>RPC \u0111\u1ed3ng b\u1ed9:<\/strong> \u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c truy\u1ec1n th\u1ed1ng trong \u0111\u00f3 m\u00e1y kh\u00e1ch g\u1eedi y\u00eau c\u1ea7u \u0111\u1ebfn m\u00e1y ch\u1ee7 v\u00e0 b\u1ecb ch\u1eb7n, ch\u1edd ph\u1ea3n h\u1ed3i.<\/li>\n<li><strong>RPC kh\u00f4ng \u0111\u1ed3ng b\u1ed9:<\/strong> Bi\u1ebfn th\u1ec3 n\u00e0y cho ph\u00e9p kh\u00e1ch h\u00e0ng g\u1eedi y\u00eau c\u1ea7u v\u00e0 ti\u1ebfp t\u1ee5c x\u1eed l\u00fd y\u00eau c\u1ea7u \u0111\u00f3 m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd ph\u1ea3n h\u1ed3i c\u1ee7a m\u00e1y ch\u1ee7.<\/li>\n<\/ul>\n<p>RPC s\u1eed d\u1ee5ng s\u01a1 khai, l\u00e0 nh\u1eefng \u0111o\u1ea1n m\u00e3 d\u1ecbch c\u00e1c tham s\u1ed1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c cu\u1ed9c g\u1ecdi t\u1eeb xa, gi\u00fap qu\u00e1 tr\u00ecnh tr\u1edf n\u00ean b\u1ea5t kh\u1ea3 tri v\u1ec1 ng\u00f4n ng\u1eef h\u01a1n.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a l\u1ec7nh g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa: RPC ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n<p>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a RPC bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh sau:<\/p>\n<ol>\n<li><strong>S\u01a1 khai kh\u00e1ch h\u00e0ng:<\/strong> Ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111\u00f3ng g\u00f3i c\u00e1c th\u00f4ng s\u1ed1 v\u00e0 g\u1eedi ch\u00fang \u0111\u1ebfn m\u00e1y ch\u1ee7.<\/li>\n<li><strong>S\u01a1 khai m\u00e1y ch\u1ee7:<\/strong> Ch\u1ecbu tr\u00e1ch nhi\u1ec7m gi\u1ea3i n\u00e9n c\u00e1c tham s\u1ed1 v\u00e0 g\u1ecdi th\u1ee7 t\u1ee5c th\u1ef1c t\u1ebf c\u1ee7a m\u00e1y ch\u1ee7.<\/li>\n<li><strong>Giao th\u1ee9c v\u1eadn chuy\u1ec3n:<\/strong> T\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c giao ti\u1ebfp gi\u1eefa client v\u00e0 server.<\/li>\n<\/ol>\n<h3>C\u00e1c b\u01b0\u1edbc l\u00e0m vi\u1ec7c:<\/h3>\n<ol>\n<li>M\u00e1y kh\u00e1ch g\u1ecdi m\u1ed9t th\u1ee7 t\u1ee5c tr\u00ean client stub.<\/li>\n<li>S\u01a1 khai m\u00e1y kh\u00e1ch \u0111\u00f3ng g\u00f3i c\u00e1c tham s\u1ed1 v\u00e0 g\u1eedi ch\u00fang \u0111\u1ebfn m\u00e1y ch\u1ee7.<\/li>\n<li>S\u01a1 khai m\u00e1y ch\u1ee7 gi\u1ea3i n\u00e9n c\u00e1c tham s\u1ed1 v\u00e0 g\u1ecdi th\u1ee7 t\u1ee5c th\u00edch h\u1ee3p tr\u00ean m\u00e1y ch\u1ee7.<\/li>\n<li>M\u00e1y ch\u1ee7 g\u1eedi k\u1ebft qu\u1ea3 tr\u1edf l\u1ea1i s\u01a1 khai c\u1ee7a m\u00e1y kh\u00e1ch.<\/li>\n<li>Client stub gi\u1ea3i n\u00e9n k\u1ebft qu\u1ea3 v\u00e0 tr\u1ea3 l\u1ea1i cho client.<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa<\/h2>\n<p>M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a RPC bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>T\u00ednh trung l\u1eadp c\u1ee7a ng\u00f4n ng\u1eef:<\/strong> Cho ph\u00e9p giao ti\u1ebfp gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00e1c nhau.<\/li>\n<li><strong>N\u1ec1n t\u1ea3ng \u0111\u1ed9c l\u1eadp:<\/strong> Cho ph\u00e9p t\u01b0\u01a1ng t\u00e1c tr\u00ean nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 ph\u1ea7n c\u1ee9ng kh\u00e1c nhau.<\/li>\n<li><strong>T\u00ednh linh ho\u1ea1t c\u1ee7a giao th\u1ee9c:<\/strong> H\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c truy\u1ec1n t\u1ea3i kh\u00e1c nhau nh\u01b0 HTTP, DCOM, CORBA ho\u1eb7c Java RMI.<\/li>\n<li><strong>D\u1ec5 s\u1eed d\u1ee5ng:<\/strong> \u0110\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng ph\u00e2n t\u00e1n.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i l\u1ec7nh g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa: S\u1eed d\u1ee5ng b\u1ea3ng v\u00e0 danh s\u00e1ch<\/h2>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>XML-RPC<\/td>\n<td>S\u1eed d\u1ee5ng XML \u0111\u1ec3 m\u00e3 h\u00f3a cu\u1ed9c g\u1ecdi v\u00e0 HTTP l\u00e0m c\u01a1 ch\u1ebf truy\u1ec1n t\u1ea3i.<\/td>\n<\/tr>\n<tr>\n<td>JSON-RPC<\/td>\n<td>S\u1eed d\u1ee5ng JSON \u0111\u1ec3 m\u00e3 h\u00f3a cu\u1ed9c g\u1ecdi. \u0110\u00f3 l\u00e0 thuy\u1ebft b\u1ea5t kh\u1ea3 tri v\u1ec1 v\u1eadn t\u1ea3i.<\/td>\n<\/tr>\n<tr>\n<td>X\u00c0 B\u00d4NG<\/td>\n<td>M\u1ed9t giao th\u1ee9c x\u00e1c \u0111\u1ecbnh m\u1ed9t b\u1ed9 quy t\u1eafc \u0111\u1ec3 c\u1ea5u tr\u00fac th\u00f4ng b\u00e1o v\u00e0 d\u1ef1a tr\u00ean XML.<\/td>\n<\/tr>\n<tr>\n<td>gRPC<\/td>\n<td>\u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Google, gRPC s\u1eed d\u1ee5ng HTTP\/2 v\u00e0 B\u1ed9 \u0111\u1ec7m giao th\u1ee9c, h\u1ed7 tr\u1ee3 c\u00e1c y\u00eau c\u1ea7u ph\u00e1t tr\u1ef1c tuy\u1ebfn.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng Cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa, s\u1ef1 c\u1ed1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<p>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng RPC bao g\u1ed3m \u0111i\u1ec7n to\u00e1n ph\u00e2n t\u00e1n, d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, \u1ee9ng d\u1ee5ng d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y, v.v. Tuy nhi\u00ean, ch\u00fang \u0111i k\u00e8m v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p nh\u1ea5t \u0111\u1ecbnh:<\/p>\n<ul>\n<li><strong>V\u1ea5n \u0111\u1ec1: M\u1ed1i quan t\u00e2m v\u1ec1 b\u1ea3o m\u1eadt<\/strong>\n<ul>\n<li><em>Gi\u1ea3i ph\u00e1p:<\/em> Tri\u1ec3n khai c\u01a1 ch\u1ebf x\u00e1c th\u1ef1c v\u00e0 m\u00e3 h\u00f3a m\u1ea1nh m\u1ebd.<\/li>\n<\/ul>\n<\/li>\n<li><strong>V\u1ea5n \u0111\u1ec1: \u0110\u1ed9 tr\u1ec5 m\u1ea1ng<\/strong>\n<ul>\n<li><em>Gi\u1ea3i ph\u00e1p:<\/em> S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tu\u1ea7n t\u1ef1 h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 c\u00e1c giao th\u1ee9c v\u1eadn chuy\u1ec3n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a.<\/li>\n<\/ul>\n<\/li>\n<li><strong>V\u1ea5n \u0111\u1ec1: Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a phi\u00ean b\u1ea3n<\/strong>\n<ul>\n<li><em>Gi\u1ea3i ph\u00e1p:<\/em> Th\u1ef1c hi\u1ec7n ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n c\u1ea9n th\u1eadn v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1: B\u1ea3ng v\u00e0 danh s\u00e1ch<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>RPC<\/th>\n<th>API REST<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Giao th\u1ee9c<\/td>\n<td>Nhi\u1ec1u<\/td>\n<td>HTTP\/HTTPS<\/td>\n<\/tr>\n<tr>\n<td>T\u00ecnh tr\u1ea1ng<\/td>\n<td>Th\u01b0\u1eddng c\u00f3 tr\u1ea1ng th\u00e1i<\/td>\n<td>Kh\u00f4ng qu\u1ed1c t\u1ecbch<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ecbnh d\u1ea1ng<\/td>\n<td>Nhi\u1ec1u (XML, JSON)<\/td>\n<td>Th\u00f4ng th\u01b0\u1eddng JSON<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a RPC c\u00f3 v\u1ebb \u0111\u1ea7y h\u1ee9a h\u1eb9n v\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 nh\u01b0 gRPC, \u1ee9ng d\u1ee5ng IoT v\u00e0 t\u00edch h\u1ee3p v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y. S\u1ef1 ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c c\u1ee7a c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt, k\u1ef9 thu\u1eadt tu\u1ea7n t\u1ef1 h\u00f3a v\u00e0 h\u1ed7 tr\u1ee3 nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh h\u01a1n c\u00f3 th\u1ec3 s\u1ebd d\u1eabn \u0111\u1ebfn vi\u1ec7c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i h\u01a1n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng m\u1edbi c\u1ee7a RPC.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong RPC b\u1eb1ng c\u00e1ch cung c\u1ea5p th\u00eam t\u00ednh b\u1ea3o m\u1eadt, c\u00e2n b\u1eb1ng t\u1ea3i v\u00e0 b\u1ed9 nh\u1edb \u0111\u1ec7m. H\u1ecd c\u00f3 th\u1ec3 l\u1ecdc c\u00e1c y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i, \u0111\u1ea3m b\u1ea3o ch\u1ec9 nh\u1eefng cu\u1ed9c g\u1ecdi \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n m\u1edbi \u0111\u01b0\u1ee3c x\u1eed l\u00fd. Trong tri\u1ec3n khai quy m\u00f4 l\u1edbn, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i t\u1ea3i gi\u1eefa nhi\u1ec1u m\u00e1y ch\u1ee7, n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/example.com\/nelson-dissertation\" target=\"_new\" rel=\"noopener nofollow\">Lu\u1eadn \u00e1n c\u1ee7a Nelson v\u1ec1 cu\u1ed9c g\u1ecdi th\u1ee7 t\u1ee5c t\u1eeb xa<\/a><\/li>\n<li><a href=\"https:\/\/grpc.io\/\" target=\"_new\" rel=\"noopener nofollow\">T\u00e0i li\u1ec7u ch\u00ednh th\u1ee9c c\u1ee7a gRPC<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">D\u1ecbch v\u1ee5 OneProxy<\/a><\/li>\n<\/ul>\n<hr>\n<p><em>L\u01b0u \u00fd: Vui l\u00f2ng x\u00e1c minh t\u1ea5t c\u1ea3 c\u00e1c li\u00ean k\u1ebft v\u00e0 tham kh\u1ea3o \u00fd ki\u1ebfn c\u1ee7a OneProxy \u0111\u1ec3 bi\u1ebft m\u1ecdi chi ti\u1ebft c\u1ee5 th\u1ec3 ho\u1eb7c th\u00f4ng tin \u0111\u1ed9c quy\u1ec1n s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o b\u00e0i vi\u1ebft.<\/em><\/p>","protected":false},"featured_media":478706,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478705","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Remote Procedure Call (RPC)<\/mark>","faq_items":[{"question":"What is Remote Procedure Call (RPC)?","answer":"<p>Remote Procedure Call (RPC) is a protocol that enables one program to execute a procedure in another address space, often on another physical machine. It's widely used in distributed computing and client-server models, allowing communication across different systems without concerning the underlying network protocols or operating systems.<\/p>"},{"question":"What was the first mention of RPC, and who originated the concept?","answer":"<p>The concept of RPC was first mentioned by Bruce Jay Nelson in the early 1970s, and his Ph.D. dissertation titled \"Remote Procedure Call\" in 1981 detailed the idea.<\/p>"},{"question":"How does Remote Procedure Call work, and what are its main components?","answer":"<p>RPC works by utilizing a client stub to pack parameters and send them to the server, where a server stub unpacks them and calls the server's procedure. The main components include the client stub, server stub, and transport protocols. The client receives the results back from the server via the client stub.<\/p>"},{"question":"What are the key features of RPC?","answer":"<p>The key features of RPC include language neutrality, platform independence, protocol versatility, and ease of use, allowing communication between various programming languages, operating systems, and transport protocols.<\/p>"},{"question":"What types of RPC exist?","answer":"<p>Several types of RPC exist, including XML-RPC, JSON-RPC, SOAP, and gRPC, each utilizing different encoding methods and transport mechanisms.<\/p>"},{"question":"What problems can be encountered with RPC, and how can they be resolved?","answer":"<p>Problems with RPC may include security concerns, network latency, and version compatibility. Solutions include implementing strong authentication and encryption, using efficient serialization methods, and maintaining careful version control.<\/p>"},{"question":"How are RPC and REST API different?","answer":"<p>While RPC supports various protocols and can be stateful, REST API generally uses HTTP\/HTTPS and is stateless. RPC can utilize multiple formats like XML and JSON, while REST API usually uses JSON.<\/p>"},{"question":"How can proxy servers like OneProxy be associated with RPC?","answer":"<p>Proxy servers such as OneProxy can enhance RPC by providing additional security, load balancing, and caching. They can filter and distribute the requests and responses, improving performance and reliability.<\/p>"},{"question":"What are the future perspectives of Remote Procedure Call?","answer":"<p>The future of RPC is promising, with advancements in technologies like gRPC, IoT applications, and integration with cloud-based solutions. The development of security protocols, serialization techniques, and broader language support may lead to new applications of RPC.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478705\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/478706"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}