{"id":29159,"date":"2023-07-09T10:25:04","date_gmt":"2023-01-31T02:44:55","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-go-%e7%9a%84-grpc-%e6%9b%b4%e6%96%b0-redis-%e6%95%b0%e6%8d%ae-%e6%9b%b4%e6%96%b0\/"},"modified":"2025-08-12T12:25:47","modified_gmt":"2025-08-12T04:25:47","slug":"%e4%bd%bf%e7%94%a8-go-%e7%9a%84-grpc-%e6%9b%b4%e6%96%b0-redis-%e6%95%b0%e6%8d%ae-%e6%9b%b4%e6%96%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-go-%e7%9a%84-grpc-%e6%9b%b4%e6%96%b0-redis-%e6%95%b0%e6%8d%ae-%e6%9b%b4%e6%96%b0\/","title":{"rendered":"\u4f7f\u7528 Go \u7684 gRPC \u66f4\u65b0 Redis \u6570\u636e (\u66f4\u65b0)"},"content":{"rendered":"<p>\u9700\u8981\u4e09\u4e2a\u4e1c\u897f\uff1a\u8bbe\u5b9a\u6587\u4ef6\u3001\u670d\u52a1\u5668\u7a0b\u5e8f\u548c\u5ba2\u6237\u7aef\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code>$ tree\r\n.\r\n\u251c\u2500\u2500 redis_update\r\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 redis_update.proto\r\n\u251c\u2500\u2500 redis_update_client\r\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 main.go\r\n\u2514\u2500\u2500 redis_update_server\r\n    \u2514\u2500\u2500 main.go\r\n<\/code><\/pre>\n<p>\u8bbe\u5b9a\u6587\u4ef6<\/p>\n<blockquote><p>redis_update\/redis_update.proto<br \/>\n\u4f7f\u7528Python\u7684gRPC\u66f4\u65b0Redis\u6570\u636e (\u66f4\u65b0)<\/p><\/blockquote>\n<p>\u670d\u52a1\u5668\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"c\">\/\/<\/span>\r\n<span class=\"c\">\/\/  redis_update_server\/main.go<\/span>\r\n<span class=\"c\">\/\/<\/span>\r\n<span class=\"c\">\/\/                  Feb\/11\/2020 <\/span>\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"context\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"net\"<\/span>\r\n    <span class=\"s\">\"fmt\"<\/span>\r\n    <span class=\"s\">\"os\"<\/span>\r\n    <span class=\"s\">\"encoding\/json\"<\/span>\r\n    <span class=\"s\">\"time\"<\/span>\r\n    <span class=\"s\">\"strconv\"<\/span>\r\n    <span class=\"s\">\"strings\"<\/span>\r\n\r\n    <span class=\"s\">\"google.golang.org\/grpc\"<\/span>\r\n    <span class=\"n\">pb<\/span> <span class=\"s\">\"..\/redis_update\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">const<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\":50051\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">server<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">UnimplementedGreeterServer<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">get_current_date_proc<\/span> <span class=\"p\">()<\/span> <span class=\"kt\">string<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">now<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span> <span class=\"p\">()<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%s<\/span><span class=\"se\">\\t<\/span><span class=\"s\">\"<\/span> <span class=\"p\">,<\/span><span class=\"n\">now<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%d-%d-%d<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span> <span class=\"p\">,<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Year<\/span> <span class=\"p\">(),<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Month<\/span><span class=\"p\">(),<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Day<\/span><span class=\"p\">())<\/span>\r\n    <span class=\"n\">today<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">strconv<\/span><span class=\"o\">.<\/span><span class=\"n\">Itoa<\/span> <span class=\"p\">(<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Year<\/span><span class=\"p\">())<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"-\"<\/span> <span class=\"o\">+<\/span>\r\n        <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Sprintf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%d\"<\/span><span class=\"p\">,<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Month<\/span><span class=\"p\">())<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"-\"<\/span> <span class=\"o\">+<\/span>\r\n        <span class=\"n\">strconv<\/span><span class=\"o\">.<\/span><span class=\"n\">Itoa<\/span> <span class=\"p\">(<\/span><span class=\"n\">now<\/span><span class=\"o\">.<\/span><span class=\"n\">Day<\/span><span class=\"p\">())<\/span>\r\n\r\n    <span class=\"k\">return<\/span>  <span class=\"n\">today<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">json_update_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">json_str<\/span> <span class=\"kt\">string<\/span><span class=\"p\">,<\/span><span class=\"n\">population_in<\/span> <span class=\"kt\">int<\/span><span class=\"p\">)<\/span> <span class=\"kt\">string<\/span> <span class=\"p\">{<\/span>\r\n\r\n    <span class=\"k\">var<\/span> <span class=\"n\">unit_aa<\/span> <span class=\"k\">map<\/span><span class=\"p\">[<\/span><span class=\"kt\">string<\/span><span class=\"p\">]<\/span><span class=\"k\">interface<\/span><span class=\"p\">{}<\/span>\r\n    <span class=\"n\">json<\/span><span class=\"o\">.<\/span><span class=\"n\">Unmarshal<\/span> <span class=\"p\">([]<\/span><span class=\"kt\">byte<\/span><span class=\"p\">(<\/span><span class=\"n\">json_str<\/span><span class=\"p\">),<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">unit_aa<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%s<\/span><span class=\"se\">\\t<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span><span class=\"n\">unit_aa<\/span><span class=\"p\">[<\/span><span class=\"s\">\"name\"<\/span><span class=\"p\">])<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%f<\/span><span class=\"se\">\\t<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span><span class=\"n\">unit_aa<\/span><span class=\"p\">[<\/span><span class=\"s\">\"population\"<\/span><span class=\"p\">])<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%s<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span><span class=\"n\">unit_aa<\/span><span class=\"p\">[<\/span><span class=\"s\">\"date_mod\"<\/span><span class=\"p\">])<\/span>\r\n\r\n    <span class=\"n\">unit_aa<\/span><span class=\"p\">[<\/span><span class=\"s\">\"population\"<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">population_in<\/span>\r\n    <span class=\"n\">unit_aa<\/span><span class=\"p\">[<\/span><span class=\"s\">\"date_mod\"<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">get_current_date_proc<\/span> <span class=\"p\">()<\/span>\r\n\r\n    <span class=\"n\">output<\/span><span class=\"p\">,<\/span> <span class=\"n\">_<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">json<\/span><span class=\"o\">.<\/span><span class=\"n\">Marshal<\/span><span class=\"p\">(<\/span><span class=\"n\">unit_aa<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">json_str<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">string<\/span><span class=\"p\">(<\/span><span class=\"n\">output<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">return<\/span>  <span class=\"n\">json_str<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">redis_socket_write_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span> <span class=\"kt\">string<\/span><span class=\"p\">,<\/span><span class=\"n\">json_str<\/span> <span class=\"kt\">string<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span> <span class=\"p\">(<\/span><span class=\"n\">key_in<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span> <span class=\"p\">(<\/span><span class=\"n\">json_str<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">comm_aa<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"set \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">key_in<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\" '\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">json_str<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"'<\/span><span class=\"se\">\\r\\n<\/span><span class=\"s\">\"<\/span>\r\n    <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Write<\/span><span class=\"p\">([]<\/span><span class=\"kt\">byte<\/span><span class=\"p\">(<\/span><span class=\"n\">comm_aa<\/span><span class=\"p\">))<\/span>\r\n\r\n\r\n    <span class=\"n\">buf<\/span> <span class=\"o\">:=<\/span> <span class=\"nb\">make<\/span> <span class=\"p\">([]<\/span><span class=\"kt\">byte<\/span><span class=\"p\">,<\/span><span class=\"m\">1024<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Read<\/span> <span class=\"p\">(<\/span><span class=\"n\">buf<\/span><span class=\"p\">[<\/span><span class=\"o\">:<\/span><span class=\"p\">])<\/span>\r\n\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span> <span class=\"p\">(<\/span><span class=\"kt\">string<\/span><span class=\"p\">(<\/span><span class=\"n\">buf<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"o\">:<\/span><span class=\"m\">10<\/span><span class=\"p\">]))<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">socket_read_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span> <span class=\"kt\">string<\/span><span class=\"p\">)<\/span> <span class=\"kt\">string<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">str_received<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"\"<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Write<\/span><span class=\"p\">([]<\/span><span class=\"kt\">byte<\/span><span class=\"p\">(<\/span><span class=\"s\">\"get \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">key_in<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"<\/span><span class=\"se\">\\r\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">str_received<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">buf<\/span> <span class=\"o\">:=<\/span> <span class=\"nb\">make<\/span><span class=\"p\">([]<\/span><span class=\"kt\">byte<\/span><span class=\"p\">,<\/span> <span class=\"m\">1024<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">nn<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Read<\/span><span class=\"p\">(<\/span><span class=\"n\">buf<\/span><span class=\"p\">[<\/span><span class=\"o\">:<\/span><span class=\"p\">])<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">str_received<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">str_received<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">string<\/span><span class=\"p\">(<\/span><span class=\"n\">buf<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"o\">:<\/span><span class=\"n\">nn<\/span><span class=\"p\">])<\/span>\r\n\r\n    <span class=\"k\">return<\/span>  <span class=\"n\">str_received<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">redis_socket_read_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span> <span class=\"kt\">string<\/span><span class=\"p\">)<\/span> <span class=\"kt\">string<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">json_str<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"\"<\/span>\r\n    <span class=\"n\">str_received<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">socket_read_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">lines<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">strings<\/span><span class=\"o\">.<\/span><span class=\"n\">Split<\/span><span class=\"p\">(<\/span><span class=\"n\">str_received<\/span><span class=\"p\">,<\/span><span class=\"s\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span> <span class=\"n\">strings<\/span><span class=\"o\">.<\/span><span class=\"n\">Contains<\/span><span class=\"p\">(<\/span><span class=\"n\">lines<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"p\">],<\/span><span class=\"s\">\"END\"<\/span><span class=\"p\">))<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">json_str<\/span> <span class=\"o\">=<\/span> <span class=\"n\">lines<\/span><span class=\"p\">[<\/span><span class=\"m\">1<\/span><span class=\"p\">]<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"k\">return<\/span>  <span class=\"n\">json_str<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">redis_update_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">key_in<\/span> <span class=\"kt\">string<\/span><span class=\"p\">,<\/span><span class=\"n\">population<\/span> <span class=\"kt\">int32<\/span><span class=\"p\">)<\/span> <span class=\"kt\">string<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">str_json<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"\"<\/span>\r\n\r\n    <span class=\"n\">hostname<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"localhost\"<\/span>\r\n    <span class=\"n\">port<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">\"6379\"<\/span>\r\n\r\n    <span class=\"n\">conn<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Dial<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"tcp\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">hostname<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\":\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">port<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">str_json<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">str_json<\/span> <span class=\"o\">=<\/span> <span class=\"n\">redis_socket_read_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Fprintf<\/span> <span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Stderr<\/span><span class=\"p\">,<\/span><span class=\"s\">\"str_json = \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">str_json<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">str_json_new<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">json_update_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">str_json<\/span><span class=\"p\">,<\/span><span class=\"kt\">int<\/span><span class=\"p\">(<\/span><span class=\"n\">population<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span> <span class=\"p\">(<\/span><span class=\"n\">str_json_new<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">redis_socket_write_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">conn<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span><span class=\"p\">,<\/span><span class=\"n\">str_json_new<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">key_in<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"p\">(<\/span><span class=\"n\">s<\/span> <span class=\"o\">*<\/span><span class=\"n\">server<\/span><span class=\"p\">)<\/span> <span class=\"n\">RedisUpdate<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">,<\/span> <span class=\"n\">in<\/span> <span class=\"o\">*<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RedisRequest<\/span><span class=\"p\">)<\/span> <span class=\"p\">(<\/span><span class=\"o\">*<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RedisReply<\/span><span class=\"p\">,<\/span> <span class=\"kt\">error<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n<span class=\"c\">\/\/  log.Printf(\"SayHello Received: %v\", in.GetName())<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Fprintf<\/span> <span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Stderr<\/span><span class=\"p\">,<\/span><span class=\"s\">\"*** check aaa ***<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">key<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">in<\/span><span class=\"o\">.<\/span><span class=\"n\">GetKey<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">population<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">in<\/span><span class=\"o\">.<\/span><span class=\"n\">GetPopulation<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Fprintf<\/span> <span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Stderr<\/span><span class=\"p\">,<\/span><span class=\"s\">\"key = \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">key<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Fprintf<\/span> <span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Stderr<\/span><span class=\"p\">,<\/span><span class=\"s\">\"population = %d<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span> <span class=\"p\">,<\/span> <span class=\"n\">population<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">rkey<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">redis_update_proc<\/span> <span class=\"p\">(<\/span><span class=\"n\">key<\/span><span class=\"p\">,<\/span><span class=\"n\">population<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RedisReply<\/span><span class=\"p\">{<\/span><span class=\"n\">Key<\/span><span class=\"o\">:<\/span> <span class=\"n\">rkey<\/span> <span class=\"p\">},<\/span> <span class=\"no\">nil<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">lis<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Listen<\/span><span class=\"p\">(<\/span><span class=\"s\">\"tcp\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to listen: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">s<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">NewServer<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RegisterGreeterServer<\/span><span class=\"p\">(<\/span><span class=\"n\">s<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">server<\/span><span class=\"p\">{})<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">s<\/span><span class=\"o\">.<\/span><span class=\"n\">Serve<\/span><span class=\"p\">(<\/span><span class=\"n\">lis<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to serve: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<\/code><\/pre>\n<p>\u5ba2\u6237\u7aef\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"c\">\/\/<\/span>\r\n<span class=\"c\">\/\/  redis_update_client\/main.go<\/span>\r\n<span class=\"c\">\/\/<\/span>\r\n<span class=\"c\">\/\/                  Feb\/11\/2020<\/span>\r\n<span class=\"c\">\/\/<\/span>\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"context\"<\/span>\r\n    <span class=\"s\">\"fmt\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"os\"<\/span>\r\n    <span class=\"s\">\"strconv\"<\/span>\r\n    <span class=\"s\">\"time\"<\/span>\r\n\r\n    <span class=\"s\">\"google.golang.org\/grpc\"<\/span>\r\n    <span class=\"n\">pb<\/span> <span class=\"s\">\"..\/redis_update\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">const<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"n\">address<\/span>     <span class=\"o\">=<\/span> <span class=\"s\">\"localhost:50051\"<\/span>\r\n    <span class=\"n\">defaultKey<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"t0001\"<\/span>\r\n    <span class=\"n\">defaultPopulation<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">int32<\/span><span class=\"p\">(<\/span><span class=\"m\">12345<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c\">\/\/ Set up a connection to the server.<\/span>\r\n    <span class=\"n\">conn<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">Dial<\/span><span class=\"p\">(<\/span><span class=\"n\">address<\/span><span class=\"p\">,<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">WithInsecure<\/span><span class=\"p\">(),<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">WithBlock<\/span><span class=\"p\">())<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"did not connect: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Close<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">c<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">NewGreeterClient<\/span><span class=\"p\">(<\/span><span class=\"n\">conn<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"c\">\/\/ Contact the server and print out its response.<\/span>\r\n    <span class=\"n\">key<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">defaultKey<\/span>\r\n    <span class=\"n\">population<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">defaultPopulation<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"nb\">len<\/span><span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Args<\/span><span class=\"p\">)<\/span> <span class=\"o\">&gt;<\/span> <span class=\"m\">1<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">key<\/span> <span class=\"o\">=<\/span> <span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Args<\/span><span class=\"p\">[<\/span><span class=\"m\">1<\/span><span class=\"p\">]<\/span>\r\n        <span class=\"n\">ppt<\/span><span class=\"p\">,<\/span><span class=\"n\">_<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">strconv<\/span><span class=\"o\">.<\/span><span class=\"n\">Atoi<\/span> <span class=\"p\">(<\/span><span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Args<\/span><span class=\"p\">[<\/span><span class=\"m\">2<\/span><span class=\"p\">])<\/span>\r\n        <span class=\"n\">population<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">int32<\/span><span class=\"p\">(<\/span><span class=\"n\">ppt<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">cancel<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">WithTimeout<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Second<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">cancel<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">r<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">c<\/span><span class=\"o\">.<\/span><span class=\"n\">RedisUpdate<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RedisRequest<\/span><span class=\"p\">{<\/span><span class=\"n\">Key<\/span><span class=\"o\">:<\/span> <span class=\"n\">key<\/span><span class=\"p\">,<\/span><span class=\"n\">Population<\/span><span class=\"o\">:<\/span> <span class=\"n\">population<\/span><span class=\"p\">})<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"could not greet: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">rvalue<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">r<\/span><span class=\"o\">.<\/span><span class=\"n\">GetKey<\/span><span class=\"p\">()<\/span>\r\n\r\n    <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"%s<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span><span class=\"n\">rvalue<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ ---------------------------------------------------------------<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u5c06\u7f16\u5199gRPC\u4ee3\u7801\u3002<\/p>\n<p>\u811a\u672c<\/p>\n<pre class=\"post-pre\"><code>protoc <span class=\"nt\">-I<\/span> redis_update redis_update\/redis_update.proto <span class=\"nt\">--go_out<\/span><span class=\"o\">=<\/span><span class=\"nv\">plugins<\/span><span class=\"o\">=<\/span>grpc:redis_update\r\n<\/code><\/pre>\n<p>\u542f\u52a8\u670d\u52a1\u5668\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code>go run redis_update_server\/main.go\r\n<\/code><\/pre>\n<p>\u6267\u884c\u5ba2\u6237\u7aef\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code>$ go run redis_update_client\/main.go t1858 3298700\r\nt1858\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9700\u8981\u4e09\u4e2a\u4e1c\u897f\uff1a\u8bbe\u5b9a\u6587\u4ef6\u3001\u670d\u52a1\u5668\u7a0b\u5e8f\u548c\u5ba2\u6237\u7aef\u7a0b\u5e8f\u3002 $ tree . \u251c\u2500\u2500 redis_update \u2502\u00a0\u00a0  [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29159","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528 Go \u7684 gRPC \u66f4\u65b0 Redis \u6570\u636e (\u66f4\u65b0) - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u4f7f\u7528 Go \u7684 gRPC \u66f4\u65b0 Redis \u6570\u636e (\u66f4\u65b0)\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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