{"id":48152,"date":"2022-11-07T06:48:54","date_gmt":"2022-12-29T11:40:56","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8golang%ef%bc%88echo-gorm%ef%bc%89%e6%90%ad%e5%bb%bajwt%e5%92%8cgraphql%e7%8e%af%e5%a2%83%e3%80%82\/"},"modified":"2024-01-15T12:32:06","modified_gmt":"2024-01-15T04:32:06","slug":"%e4%bd%bf%e7%94%a8golang%ef%bc%88echo-gorm%ef%bc%89%e6%90%ad%e5%bb%bajwt%e5%92%8cgraphql%e7%8e%af%e5%a2%83%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8golang%ef%bc%88echo-gorm%ef%bc%89%e6%90%ad%e5%bb%bajwt%e5%92%8cgraphql%e7%8e%af%e5%a2%83%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Golang\uff08ECHO + GORM\uff09\u642d\u5efaJWT\u548cGraphQL\u73af\u5883"},"content":{"rendered":"

\u4f7f\u7528ECHO\u548cGORM\u6765\u6784\u5efaJWT\u548cGraphQL\u73af\u5883\u3002<\/h1>\n

\u5f53\u6211\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684JWT\u548cGraphQL\u73af\u5883\u65f6\uff0c\u6211\u53d1\u73b0\u5176\u5b9e\u5e76\u6ca1\u6709\u60f3\u8c61\u4e2d\u90a3\u4e48\u5bb9\u6613\uff0c\u6240\u4ee5\u6211\u51b3\u5b9a\u5c06\u6b64\u8fc7\u7a0b\u8bb0\u5f55\u4e0b\u6765\u4f5c\u4e3a\u5907\u5fd8\u5f55\uff08\u5c06\u968f\u65f6\u66f4\u65b0\uff09\u3002
\n\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u6211\u4e0b\u8f7d\u5e76\u4f7f\u7528\u4e86golang1.9.2\u7248\u672c\u3002<\/p>\n

\u642d\u5efaJWT\u73af\u5883<\/h2>\n

\u7531\u4e8e\u4f7f\u7528dgrijalva\/jwt-go\u770b\u8d77\u6765\u662f\u6700\u7b80\u5355\u7684\u5b9e\u73b0\uff0c\u6240\u4ee5\u9996\u5148\u9009\u62e9\u4e86\u5b83\u8fdb\u884c\u5229\u7528\u3002<\/p>\n

\u4e0d\u4f7f\u7528GORM\u7684\u6a21\u5f0f\u3002<\/h3>\n

\u9996\u5148\uff0c\u6211\u4f7f\u7528\u4e0d\u5e26\u6570\u636e\u5e93\u7684\u65b9\u5f0f\uff0c\u901a\u8fc7\u4e0d\u4f7f\u7528GORM\u6765\u521b\u5efa\u73af\u5883\u3002
\n\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u4f7f\u7528go get\u83b7\u53d6echo\u548cjwt-go\u5e93\u3002<\/p>\n

$<\/span> go get github.com\/labstack\/echo\r\n$<\/span> go get github.com\/dgrijalva\/jwt-go\r\n<\/code><\/pre>\n
\u987a\u5e26\u63d0\u4e00\u53e5\uff0c\u5728\u521b\u5efa\u6b64\u6837\u4f8b\u65f6\uff0c\u6211\u53c2\u8003\u4e86\u8fd9\u4e2aGitHub\u3002<\/p>\n
\u6837\u54c1<\/h3>\n
\u8def\u7531\u7684\u5b9a\u4e49<\/h4>\n
\u8981\u6267\u884cgo run\u7684\u6587\u4ef6\u76ee\u6807\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/labstack\/echo\/middleware\"<\/span>\r\n    \".\/handler\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    e<\/span> :=<\/span> echo<\/span>.<\/span>New<\/span>()<\/span>\r\n\r\n    e<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>Logger<\/span>())<\/span>\r\n    e<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>Recover<\/span>())<\/span>\r\n\r\n    e<\/span>.<\/span>GET<\/span>(<\/span>\"\/hello\"<\/span>,<\/span> handler<\/span>.<\/span>Hello<\/span>())<\/span>\r\n    e<\/span>.<\/span>POST<\/span>(<\/span>\"\/login\"<\/span>,<\/span> handler<\/span>.<\/span>Login<\/span>())<\/span>\r\n    r<\/span> :=<\/span> e<\/span>.<\/span>Group<\/span>(<\/span>\"\/restricted\"<\/span>)<\/span>\r\n    r<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>JWT<\/span>([]<\/span>byte<\/span>(<\/span>\"secret\"<\/span>)))<\/span>\r\n    r<\/span>.<\/span>POST<\/span>(<\/span>\"\"<\/span>,<\/span> handler<\/span>.<\/span>Restricted<\/span>())<\/span>\r\n\r\n    e<\/span>.<\/span>Start<\/span>(<\/span>\":3000\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u63a7\u5236\u5668\u7684\u5b9a\u4e49<\/h4>\n
\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3ahandler.go\u7684\u6587\u4ef6\uff0c\u7528\u4e8e\u6307\u5b9a\u63a7\u5236\u5668\u7684\u4f4d\u7f6e\u3002<\/p>\n
package<\/span> handler<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"net\/http\"<\/span>\r\n    \"time\"<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/dgrijalva\/jwt-go\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> Hello<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Hello World\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Login<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        username<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"username\"<\/span>)<\/span>\r\n        password<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"password\"<\/span>)<\/span>\r\n\r\n        if<\/span> username<\/span> ==<\/span> \"test\"<\/span> &&<\/span> password<\/span> ==<\/span> \"test\"<\/span> {<\/span>\r\n            \/\/ Create token<\/span>\r\n            token<\/span> :=<\/span> jwt<\/span>.<\/span>New<\/span>(<\/span>jwt<\/span>.<\/span>SigningMethodHS256<\/span>)<\/span>\r\n\r\n            \/\/ Set claims<\/span>\r\n            claims<\/span> :=<\/span> token<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n            claims<\/span>[<\/span>\"name\"<\/span>]<\/span> =<\/span> \"test\"<\/span>\r\n            claims<\/span>[<\/span>\"admin\"<\/span>]<\/span> =<\/span> true<\/span>\r\n            claims<\/span>[<\/span>\"exp\"<\/span>]<\/span> =<\/span> time<\/span>.<\/span>Now<\/span>()<\/span>.<\/span>Add<\/span>(<\/span>time<\/span>.<\/span>Hour<\/span> *<\/span> 72<\/span>)<\/span>.<\/span>Unix<\/span>()<\/span>\r\n\r\n            \/\/ Generate encoded token and send it as response.<\/span>\r\n            t<\/span>,<\/span> err<\/span> :=<\/span> token<\/span>.<\/span>SignedString<\/span>([]<\/span>byte<\/span>(<\/span>\"secret\"<\/span>))<\/span>\r\n            if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n                return<\/span> err<\/span>\r\n            }<\/span>\r\n            return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>\r\n                \"token\"<\/span>:<\/span> t<\/span>,<\/span>\r\n            })<\/span>\r\n        }<\/span>\r\n\r\n        return<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Restricted<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span>  {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        user<\/span> :=<\/span> c<\/span>.<\/span>Get<\/span>(<\/span>\"user\"<\/span>)<\/span>.<\/span>(<\/span>*<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span>\r\n        claims<\/span> :=<\/span> user<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n        name<\/span> :=<\/span> claims<\/span>[<\/span>\"name\"<\/span>]<\/span>.<\/span>(<\/span>string<\/span>)<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Welcome \"<\/span>+<\/span>name<\/span>+<\/span>\"!\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6267\u884c\u7ed3\u679c<\/h4>\n
\u9996\u5148\uff0c\u60a8\u9700\u8981\u767b\u5f55\u5e76\u83b7\u53d6\u4ee4\u724c\u3002<\/p>\n
$<\/span> curl -X<\/span> POST -d<\/span> 'username=test'<\/span> -d<\/span> 'password=test'<\/span> localhost:3000\/login\r\n{\"token\":\"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhZG1pbiI6dHJ1ZSwiZXhwIjoxNTEwNzUzNTU1LCJuYW1lIjoiSm9uIFNub3cifQ.LPRv0prfLL1Xpy0Us06E97qPb0Nca6UoDcHYVlSVWwc\"}\r\n<\/span><\/code><\/pre>\n
\u4f7f\u7528\u4ee4\u724c\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u9a8c\u8bc1\u3002<\/p>\n
$<\/span> curl -X<\/span> POST localhost:3000\/restricted -H<\/span> \"Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhZG1pbiI6dHJ1ZSwiZXhwIjoxNTEwNzUzNTU1LCJuYW1lIjoiSm9uIFNub3cifQ.LPRv0prfLL1Xpy0Us06E97qPb0Nca6UoDcHYVlSVWwc\"<\/span>\r\nWelcome test!\r\n<\/span><\/code><\/pre>\n
\u4f7f\u7528 GORM \u7684\u6a21\u5f0f\u3002<\/h3>\n
\u4f7f\u7528\u672c\u5730\u5b89\u88c5\u7684MySQL\u8fdb\u884c\u64cd\u4f5c\u3002
\n\u8fd0\u884cgo get\u547d\u4ee4\u83b7\u53d6gorm\u548cMySQL\u9a71\u52a8\u3002<\/p>\n
$<\/span> go get github.com\/jinzhu\/gorm\r\n$<\/span> go get github.com\/jinzhu\/gorm\/dialects\/mysql\r\n<\/code><\/pre>\n
\u6267\u884cDDL\/DML<\/h4>\n
\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u51c6\u5907\u3002
\n\u4e3a\u7528\u6237\u540d\u9009\u62e9\u552f\u4e00\u7684\u503c\uff0c\u5e76\u4e14\u8ba1\u5212\u4fdd\u7559\u5bc6\u7801\u7684\u660e\u6587\u72b6\u6001\uff0c\u4f7f\u7528MD5\u6216\u5176\u4ed6\u65b9\u5f0f\u8fdb\u884c\u52a0\u5bc6\u3002<\/p>\n
CREATE<\/span> DATABASE<\/span> `go_test`<\/span>;<\/span>\r\n\r\nCREATE<\/span> TABLE<\/span> IF<\/span> NOT<\/span> EXISTS<\/span> `go_test`<\/span>.<\/span>`user`<\/span> (<\/span>\r\n  `id`<\/span> INT<\/span> UNSIGNED<\/span> NOT<\/span> NULL<\/span> AUTO_INCREMENT<\/span>,<\/span>\r\n  `name`<\/span> VARCHAR<\/span>(<\/span>60<\/span>)<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n  `password`<\/span> VARCHAR<\/span>(<\/span>60<\/span>)<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n  `hobby`<\/span> VARCHAR<\/span>(<\/span>60<\/span>)<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n  PRIMARY<\/span> KEY<\/span> (<\/span>`id`<\/span>))<\/span>\r\nENGINE<\/span> =<\/span> InnoDB<\/span>;<\/span>\r\n\r\nINSERT<\/span> INTO<\/span> `go_test`<\/span>.<\/span>`user`<\/span> (<\/span>`name`<\/span>,<\/span> `password`<\/span>,<\/span> `hobby`<\/span>)<\/span> VALUES<\/span> (<\/span>\"test\"<\/span>,<\/span> \"test\"<\/span>,<\/span> \"games\"<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u4e0eMySQL\u7684\u8fde\u63a5<\/h4>\n
\u5982\u679c\u4e0d\u4f7f\u7528import\u6307\u5b9a”github.com\/go-sql-driver\/mysql”\uff0c\u5c31\u4f1a\u51fa\u73b0\u8fd0\u884c\u65f6\u9519\u8bef\uff0c\u63d0\u793asql: unknown driver \\”mysql\\” (forgotten import?)\u3002<\/p>\n
package<\/span> db<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    _<\/span> \"github.com\/go-sql-driver\/mysql\"<\/span>\r\n    \"github.com\/jinzhu\/gorm\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> ConnectGORM<\/span>()<\/span> *<\/span>gorm<\/span>.<\/span>DB<\/span> {<\/span>\r\n    DBMS<\/span>     :=<\/span> \"mysql\"<\/span>\r\n    USER<\/span>     :=<\/span> \"root\"<\/span>\r\n    PASS<\/span>     :=<\/span> \"\"<\/span>\r\n    PROTOCOL<\/span> :=<\/span> \"tcp(0.0.0.0:3306)\"<\/span>\r\n    DBNAME<\/span>   :=<\/span> \"go_test\"<\/span>\r\n\r\n    CONNECT<\/span> :=<\/span> USER<\/span>+<\/span>\":\"<\/span>+<\/span>PASS<\/span>+<\/span>\"@\"<\/span>+<\/span>PROTOCOL<\/span>+<\/span>\"\/\"<\/span>+<\/span>DBNAME<\/span>\r\n    db<\/span>,<\/span>err<\/span> :=<\/span> gorm<\/span>.<\/span>Open<\/span>(<\/span>DBMS<\/span>,<\/span> CONNECT<\/span>)<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>.<\/span>Error<\/span>())<\/span>\r\n    }<\/span>\r\n    return<\/span> db<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6a21\u578b\u7684\u5b9a\u4e49 de<\/h4>\n
\u5b9a\u4e49\u7528\u6237\u6a21\u578b<\/p>\n
package<\/span> models<\/span>\r\n\r\ntype<\/span> User<\/span> struct<\/span> {<\/span>\r\n    Id<\/span> int64<\/span>\r\n    Name<\/span> string<\/span> `sql:\"size:60\"`<\/span>\r\n    Password<\/span> string<\/span> `sql:\"size:60\"`<\/span>\r\n    Hobby<\/span> string<\/span> `sql:\"size:60\"`<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u63a7\u5236\u5668\u7684\u66f4\u6539<\/h4>\n
\u9700\u8981\u5c06handler.go\u6587\u4ef6\u505a\u5982\u4e0b\u66f4\u6539\uff1a\u7531\u4e8e\u8868\u540d\u672a\u4f7f\u7528\u590d\u6570\u5f62\u5f0f\u7684”Users”\uff0c\u56e0\u6b64\u9700\u8981\u6267\u884cdb.SingularTable(true)\u3002<\/p>\n
package<\/span> handler<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"net\/http\"<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/dgrijalva\/jwt-go\"<\/span>\r\n    \"..\/db\"<\/span>\r\n    \"..\/models\"<\/span>\r\n    \"time\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> Hello<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Hello World\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Login<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        username<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"username\"<\/span>)<\/span>\r\n        password<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"password\"<\/span>)<\/span>\r\n\r\n        db<\/span> :=<\/span> db<\/span>.<\/span>ConnectGORM<\/span>()<\/span>\r\n        db<\/span>.<\/span>SingularTable<\/span>(<\/span>true<\/span>)<\/span>\r\n        user<\/span> :=<\/span> []<\/span> models<\/span>.<\/span>User<\/span>{}<\/span>\r\n        db<\/span>.<\/span>Find<\/span>(<\/span>&<\/span>user<\/span>,<\/span> \"name=? and password=?\"<\/span>,<\/span> username<\/span>,<\/span> password<\/span>)<\/span>\r\n\r\n        if<\/span> len<\/span>(<\/span>user<\/span>)<\/span> ><\/span> 0<\/span> &&<\/span> username<\/span> ==<\/span> user<\/span>[<\/span>0<\/span>]<\/span>.<\/span>Name<\/span> {<\/span>\r\n            \/\/ Create token<\/span>\r\n            token<\/span> :=<\/span> jwt<\/span>.<\/span>New<\/span>(<\/span>jwt<\/span>.<\/span>SigningMethodHS256<\/span>)<\/span>\r\n\r\n            \/\/ Set claims<\/span>\r\n            claims<\/span> :=<\/span> token<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n            claims<\/span>[<\/span>\"name\"<\/span>]<\/span> =<\/span> username<\/span>\r\n            claims<\/span>[<\/span>\"admin\"<\/span>]<\/span> =<\/span> true<\/span>\r\n            claims<\/span>[<\/span>\"exp\"<\/span>]<\/span> =<\/span> time<\/span>.<\/span>Now<\/span>()<\/span>.<\/span>Add<\/span>(<\/span>time<\/span>.<\/span>Hour<\/span> *<\/span> 72<\/span>)<\/span>.<\/span>Unix<\/span>()<\/span>\r\n\r\n            \/\/ Generate encoded token and send it as response.<\/span>\r\n            t<\/span>,<\/span> err<\/span> :=<\/span> token<\/span>.<\/span>SignedString<\/span>([]<\/span>byte<\/span>(<\/span>\"secret\"<\/span>))<\/span>\r\n            if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n                return<\/span> err<\/span>\r\n            }<\/span>\r\n            return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>\r\n                \"token\"<\/span>:<\/span> t<\/span>,<\/span>\r\n            })<\/span>\r\n        }<\/span>\r\n\r\n        return<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Restricted<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span>  {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        user<\/span> :=<\/span> c<\/span>.<\/span>Get<\/span>(<\/span>\"user\"<\/span>)<\/span>.<\/span>(<\/span>*<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span>\r\n        claims<\/span> :=<\/span> user<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n        name<\/span> :=<\/span> claims<\/span>[<\/span>\"name\"<\/span>]<\/span>.<\/span>(<\/span>string<\/span>)<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Welcome \"<\/span>+<\/span>name<\/span>+<\/span>\"!\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6267\u884c\u7ed3\u679c<\/h4>\n
\u56e0\u4e3a\u662f\u4e0e\u4e0d\u4f7f\u7528GORM\u7684\u6a21\u5f0f\u76f8\u540c\uff0c\u6240\u4ee5\u7701\u7565\u3002<\/p>\n
\u642d\u5efa GraphQL \u73af\u5883<\/h2>\n
\u4f7f\u7528go get\u5b89\u88c5GraphQL\u3002<\/p>\n
$<\/span> go get github.com\/graphql-go\/graphql\r\n<\/code><\/pre>\n
\u53c2\u8003\u8fd9\u4e2aGitHub\u4e0a\u7684\u6837\u4f8b\u3002<\/p>\n
\u6a21\u578b\u7684\u66f4\u6539<\/h3>\n
\u5c06user.go\u6587\u4ef6\u6309\u7167\u4e0b\u8ff0\u65b9\u5f0f\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n
package<\/span> models<\/span>\r\n\r\ntype<\/span> User<\/span> struct<\/span> {<\/span>\r\n    Id<\/span> int64<\/span> `db:\"id\" json:\"id\"`<\/span>\r\n    Name<\/span> string<\/span> `sql:\"size:60\" db:\"name\" json:\"name\"`<\/span>\r\n    Password<\/span> string<\/span> `sql:\"size:60\" db:\"password\" json:\"password\"`<\/span>\r\n    Hobby<\/span> string<\/span> `sql:\"size:60\" db:\"hobby\" json:\"hobby\"`<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u65b0\u589e\u6a21\u5f0f<\/h3>\n
\u5b9a\u4e49\u6a21\u5f0f\u3002<\/p>\n
package<\/span> graphql<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"github.com\/graphql-go\/graphql\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"..\/db\"<\/span>\r\n    \"..\/models\"<\/span>\r\n    \"log\"<\/span>\r\n    \"strconv\"<\/span>\r\n)<\/span>\r\n\r\nvar<\/span> userType<\/span> =<\/span> graphql<\/span>.<\/span>NewObject<\/span>(<\/span>\r\n    graphql<\/span>.<\/span>ObjectConfig<\/span> {<\/span>\r\n        Name<\/span>:<\/span> \"User\"<\/span>,<\/span>\r\n        Fields<\/span>:<\/span> graphql<\/span>.<\/span>Fields<\/span> {<\/span>\r\n            \"id\"<\/span>:<\/span> &<\/span>graphql<\/span>.<\/span>Field<\/span> {<\/span>\r\n                Type<\/span>:<\/span> graphql<\/span>.<\/span>String<\/span>,<\/span>\r\n            },<\/span>\r\n            \"name\"<\/span>:<\/span> &<\/span>graphql<\/span>.<\/span>Field<\/span>{<\/span>\r\n                Type<\/span>:<\/span> graphql<\/span>.<\/span>String<\/span>,<\/span>\r\n            },<\/span>\r\n            \"hobby\"<\/span>:<\/span> &<\/span>graphql<\/span>.<\/span>Field<\/span>{<\/span>\r\n                Type<\/span>:<\/span> graphql<\/span>.<\/span>String<\/span>,<\/span>\r\n            },<\/span>\r\n        },<\/span>\r\n    },<\/span>\r\n)<\/span>\r\n\r\nvar<\/span> queryType<\/span> =<\/span> graphql<\/span>.<\/span>NewObject<\/span>(<\/span>\r\n    graphql<\/span>.<\/span>ObjectConfig<\/span> {<\/span>\r\n        Name<\/span>:<\/span> \"Query\"<\/span>,<\/span>\r\n        Fields<\/span>:<\/span> graphql<\/span>.<\/span>Fields<\/span> {<\/span>\r\n            \"User\"<\/span>:<\/span> &<\/span>graphql<\/span>.<\/span>Field<\/span> {<\/span>\r\n                Type<\/span>:<\/span> userType<\/span>,<\/span>\r\n                Args<\/span>:<\/span> graphql<\/span>.<\/span>FieldConfigArgument<\/span> {<\/span>\r\n                    \"id\"<\/span>:<\/span> &<\/span>graphql<\/span>.<\/span>ArgumentConfig<\/span> {<\/span>\r\n                        Type<\/span>:<\/span> graphql<\/span>.<\/span>String<\/span>,<\/span>\r\n                    },<\/span>\r\n                },<\/span>\r\n                Resolve<\/span>:<\/span> func<\/span>(<\/span>p<\/span> graphql<\/span>.<\/span>ResolveParams<\/span>)<\/span> (<\/span>interface<\/span>{},<\/span> error<\/span>)<\/span> {<\/span>\r\n                    idQuery<\/span>,<\/span> err<\/span> :=<\/span>strconv<\/span>.<\/span>ParseInt<\/span>(<\/span>p<\/span>.<\/span>Args<\/span>[<\/span>\"id\"<\/span>]<\/span>.<\/span>(<\/span>string<\/span>),<\/span> 10<\/span>,<\/span> 64<\/span>)<\/span>\r\n                    if<\/span> err<\/span> ==<\/span> nil<\/span> {<\/span>\r\n                        db<\/span> :=<\/span> db<\/span>.<\/span>ConnectGORM<\/span>()<\/span>\r\n                        db<\/span>.<\/span>SingularTable<\/span>(<\/span>true<\/span>)<\/span>\r\n                        user<\/span> :=<\/span> models<\/span>.<\/span>User<\/span>{}<\/span>\r\n                        user<\/span>.<\/span>Id<\/span> =<\/span> idQuery<\/span>\r\n                        db<\/span>.<\/span>First<\/span>(<\/span>&<\/span>user<\/span>)<\/span>\r\n                        log<\/span>.<\/span>Print<\/span>(<\/span>idQuery<\/span>)<\/span>\r\n                        return<\/span> &<\/span>user<\/span>,<\/span> nil<\/span>\r\n                    }<\/span>\r\n\r\n                    return<\/span> nil<\/span>,<\/span> nil<\/span>\r\n                },<\/span>\r\n            },<\/span>\r\n        },<\/span>\r\n    },<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> ExecuteQuery<\/span>(<\/span>query<\/span> string<\/span>)<\/span> *<\/span>graphql<\/span>.<\/span>Result<\/span> {<\/span>\r\n    var<\/span> schema<\/span>,<\/span> _<\/span> =<\/span> graphql<\/span>.<\/span>NewSchema<\/span>(<\/span>\r\n        graphql<\/span>.<\/span>SchemaConfig<\/span> {<\/span>\r\n            Query<\/span>:<\/span> queryType<\/span>,<\/span>\r\n        },<\/span>\r\n    )<\/span>\r\n\r\n    result<\/span> :=<\/span> graphql<\/span>.<\/span>Do<\/span>(<\/span>graphql<\/span>.<\/span>Params<\/span> {<\/span>\r\n        Schema<\/span>:<\/span> schema<\/span>,<\/span>\r\n        RequestString<\/span>:<\/span> query<\/span>,<\/span>\r\n    })<\/span>\r\n\r\n    if<\/span> len<\/span>(<\/span>result<\/span>.<\/span>Errors<\/span>)<\/span> ><\/span> 0<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Printf<\/span>(<\/span>\"wrong result, unexpected errors: %v\"<\/span>,<\/span> result<\/span>.<\/span>Errors<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    return<\/span> result<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u63a7\u5236\u5668\u7684\u66f4\u6362<\/h3>\n
\u5c06Restricted\u8fdb\u884c\u5982\u4e0b\u4fee\u6539\u3002<\/p>\n
package<\/span> handler<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"net\/http\"<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/dgrijalva\/jwt-go\"<\/span>\r\n    \"..\/db\"<\/span>\r\n    \"..\/models\"<\/span>\r\n    \"..\/graphql\"<\/span>\r\n    \"time\"<\/span>\r\n    \"bytes\"<\/span>\r\n    \"log\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> Hello<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Hello World\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Login<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        username<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"username\"<\/span>)<\/span>\r\n        password<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"password\"<\/span>)<\/span>\r\n\r\n        db<\/span> :=<\/span> db<\/span>.<\/span>ConnectGORM<\/span>()<\/span>\r\n        db<\/span>.<\/span>SingularTable<\/span>(<\/span>true<\/span>)<\/span>\r\n        user<\/span> :=<\/span> []<\/span> models<\/span>.<\/span>User<\/span>{}<\/span>\r\n        db<\/span>.<\/span>Find<\/span>(<\/span>&<\/span>user<\/span>,<\/span> \"name=? and password=?\"<\/span>,<\/span> username<\/span>,<\/span> password<\/span>)<\/span>\r\n\r\n        if<\/span> len<\/span>(<\/span>user<\/span>)<\/span> ><\/span> 0<\/span> &&<\/span> username<\/span> ==<\/span> user<\/span>[<\/span>0<\/span>]<\/span>.<\/span>Name<\/span> {<\/span>\r\n            \/\/ Create token<\/span>\r\n            token<\/span> :=<\/span> jwt<\/span>.<\/span>New<\/span>(<\/span>jwt<\/span>.<\/span>SigningMethodHS256<\/span>)<\/span>\r\n\r\n            \/\/ Set claims<\/span>\r\n            claims<\/span> :=<\/span> token<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n            claims<\/span>[<\/span>\"name\"<\/span>]<\/span> =<\/span> username<\/span>\r\n            claims<\/span>[<\/span>\"admin\"<\/span>]<\/span> =<\/span> true<\/span>\r\n            claims<\/span>[<\/span>\"exp\"<\/span>]<\/span> =<\/span> time<\/span>.<\/span>Now<\/span>()<\/span>.<\/span>Add<\/span>(<\/span>time<\/span>.<\/span>Hour<\/span> *<\/span> 72<\/span>)<\/span>.<\/span>Unix<\/span>()<\/span>\r\n\r\n            \/\/ Generate encoded token and send it as response.<\/span>\r\n            t<\/span>,<\/span> err<\/span> :=<\/span> token<\/span>.<\/span>SignedString<\/span>([]<\/span>byte<\/span>(<\/span>\"secret\"<\/span>))<\/span>\r\n            if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n                return<\/span> err<\/span>\r\n            }<\/span>\r\n            return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>\r\n                \"token\"<\/span>:<\/span> t<\/span>,<\/span>\r\n            })<\/span>\r\n        }<\/span>\r\n\r\n        return<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Restricted<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span>  {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        user<\/span> :=<\/span> c<\/span>.<\/span>Get<\/span>(<\/span>\"user\"<\/span>)<\/span>.<\/span>(<\/span>*<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span>\r\n        _<\/span> =<\/span> user<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n        bufBody<\/span> :=<\/span> new<\/span>(<\/span>bytes<\/span>.<\/span>Buffer<\/span>)<\/span>\r\n        bufBody<\/span>.<\/span>ReadFrom<\/span>(<\/span>c<\/span>.<\/span>Request<\/span>()<\/span>.<\/span>Body<\/span>)<\/span>\r\n        query<\/span> :=<\/span> bufBody<\/span>.<\/span>String<\/span>()<\/span>\r\n        log<\/span>.<\/span>Printf<\/span>(<\/span>query<\/span>)<\/span>\r\n        result<\/span> :=<\/span> graphql<\/span>.<\/span>ExecuteQuery<\/span>(<\/span>query<\/span>)<\/span>\r\n        return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> result<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6267\u884c\u7ed3\u679c<\/h3>\n
\u5728\u8bf7\u6c42\u5934\u4e2d\u6307\u5b9a\u4ee4\u724c\uff0c\u5e76\u6267\u884c\u67e5\u8be2\u64cd\u4f5c\u3002<\/p>\n
$<\/span> curl -H<\/span> \"Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhZG1pbiI6dHJ1ZSwiZXhwIjoxNTEwNzk5MDU0LCJuYW1lIjoidGVzdCJ9.0snV1Goej4BtEv1Q8-M3N22aBtwB2BsdxNRvr3uhUFQ\"<\/span> -X<\/span> POST -d<\/span> '\r\n<\/span>{\r\n  query: User(id: \"1\") { id, name, hobby }\r\n}\r\n' http:\/\/localhost:3000\/restricted\r\n<\/span><\/code><\/pre>\n
\u67e5\u8be2\u7684\u7ed3\u679c\u5728\u8fd9\u91cc\u3002<\/p>\n
{\"data\":{\"query\":{\"hobby\":\"games\",\"id\":\"1\",\"name\":\"test\"}}}\r\n<\/span><\/code><\/pre>\n
\u5904\u7406\u5237\u65b0\u4ee4\u724c\u7684\u5b9e\u73b0<\/h2>\n
\u6211\u5728\u8fd9\u91cc\u4f7f\u7528dgrijalva\/jwt-go\u5e93\u521b\u5efa\u4e00\u4e2a\u751f\u6210\u5237\u65b0\u4ee4\u724c\u7684\u793a\u4f8b\uff0c\u56e0\u6b64\u6211\u5c06\u53c2\u8003\u8fd9\u4e2a\u793a\u4f8b\u8fdb\u884c\u5b9e\u73b0\u3002<\/p>\n
\u6dfb\u52a0\u5bf9\u5237\u65b0\u4ee4\u724c\u7684\u7ba1\u7406<\/h3>\n
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u6dfb\u52a0\u8fdb\u53bb\u3002<\/p>\n
package<\/span> libs<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"..\/db\"<\/span>\r\n    \"..\/models\"<\/span>\r\n    \"crypto\/rand\"<\/span>\r\n    \"encoding\/base64\"<\/span>\r\n)<\/span>\r\n\r\nvar<\/span> refreshTokens<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>\r\n\r\nfunc<\/span> GenerateRandomBytes<\/span>(<\/span>n<\/span> int<\/span>)<\/span> ([]<\/span>byte<\/span>,<\/span> error<\/span>)<\/span> {<\/span>\r\n    b<\/span> :=<\/span> make<\/span>([]<\/span>byte<\/span>,<\/span> n<\/span>)<\/span>\r\n    _<\/span>,<\/span> err<\/span> :=<\/span> rand<\/span>.<\/span>Read<\/span>(<\/span>b<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> nil<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    return<\/span> b<\/span>,<\/span> nil<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> GenerateRandomString<\/span>(<\/span>s<\/span> int<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span> {<\/span>\r\n    b<\/span>,<\/span> err<\/span> :=<\/span> GenerateRandomBytes<\/span>(<\/span>s<\/span>)<\/span>\r\n    return<\/span> base64<\/span>.<\/span>URLEncoding<\/span>.<\/span>EncodeToString<\/span>(<\/span>b<\/span>),<\/span> err<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> InitDB<\/span>()<\/span> {<\/span>\r\n    refreshTokens<\/span> =<\/span> make<\/span>(<\/span>map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>)<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> FetchUser<\/span>(<\/span>username<\/span> string<\/span>,<\/span> password<\/span> string<\/span>)<\/span> models<\/span>.<\/span>User<\/span> {<\/span>\r\n    con<\/span> :=<\/span> db<\/span>.<\/span>ConnectGORM<\/span>()<\/span>\r\n    con<\/span>.<\/span>SingularTable<\/span>(<\/span>true<\/span>)<\/span>\r\n    user<\/span> :=<\/span> models<\/span>.<\/span>User<\/span>{}<\/span>\r\n    con<\/span>.<\/span>First<\/span>(<\/span>&<\/span>user<\/span>,<\/span> \"name=? and password=?\"<\/span>,<\/span> username<\/span>,<\/span> password<\/span>)<\/span>\r\n    return<\/span> user<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> StoreRefreshToken<\/span>()<\/span> (<\/span>jti<\/span> string<\/span>,<\/span> err<\/span> error<\/span>)<\/span> {<\/span>\r\n    jti<\/span>,<\/span> err<\/span> =<\/span> GenerateRandomString<\/span>(<\/span>32<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> jti<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    for<\/span> refreshTokens<\/span>[<\/span>jti<\/span>]<\/span> !=<\/span> \"\"<\/span> {<\/span>\r\n        jti<\/span>,<\/span> err<\/span> =<\/span> GenerateRandomString<\/span>(<\/span>32<\/span>)<\/span>\r\n        if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n            return<\/span> jti<\/span>,<\/span> err<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n\r\n    refreshTokens<\/span>[<\/span>jti<\/span>]<\/span> =<\/span> \"valid\"<\/span>\r\n\r\n    return<\/span> jti<\/span>,<\/span> err<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> DeleteRefreshToken<\/span>(<\/span>jti<\/span> string<\/span>)<\/span> {<\/span>\r\n    delete<\/span>(<\/span>refreshTokens<\/span>,<\/span> jti<\/span>)<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> CheckRefreshToken<\/span>(<\/span>jti<\/span> string<\/span>)<\/span> bool<\/span> {<\/span>\r\n    return<\/span> refreshTokens<\/span>[<\/span>jti<\/span>]<\/span> !=<\/span> \"\"<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u63d0\u4f9b\u4e86\u91cd\u65b0\u83b7\u53d6\u4ee4\u724c\u548c\u521b\u5efa\u4ee4\u724c\u7684\u529f\u80fd\u3002<\/h3>\n
package<\/span> middleware<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"time\"<\/span>\r\n    \"..\/libs\"<\/span>\r\n    jwt<\/span> \"github.com\/dgrijalva\/jwt-go\"<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\ntype<\/span> MyClaim<\/span> struct<\/span> {<\/span>\r\n    UserId<\/span> int64<\/span>\r\n    IsAdmin<\/span> bool<\/span>\r\n    RefreshJti<\/span> string<\/span>\r\n    jwt<\/span>.<\/span>StandardClaims<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> createRefreshTokenString<\/span>(<\/span>userid<\/span> int64<\/span>)<\/span> (<\/span>refreshTokenString<\/span> string<\/span>,<\/span> err<\/span> error<\/span>)<\/span> {<\/span>\r\n    refreshJti<\/span>,<\/span> err<\/span> :=<\/span> libs<\/span>.<\/span>StoreRefreshToken<\/span>()<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    if<\/span> userid<\/span> !=<\/span> 0<\/span> {<\/span>\r\n        \/\/ Create token<\/span>\r\n        token<\/span> :=<\/span> jwt<\/span>.<\/span>NewWithClaims<\/span>(<\/span>jwt<\/span>.<\/span>SigningMethodHS256<\/span>,<\/span> &<\/span>MyClaim<\/span>{<\/span>\r\n            UserId<\/span>:<\/span> userid<\/span>,<\/span>\r\n            IsAdmin<\/span>:<\/span> false<\/span>,<\/span>\r\n            RefreshJti<\/span>:<\/span> refreshJti<\/span>,<\/span>\r\n            StandardClaims<\/span>:<\/span> jwt<\/span>.<\/span>StandardClaims<\/span>{<\/span>\r\n                ExpiresAt<\/span>:<\/span> time<\/span>.<\/span>Now<\/span>()<\/span>.<\/span>Add<\/span>(<\/span>time<\/span>.<\/span>Hour<\/span> *<\/span> 24<\/span> *<\/span> 7<\/span>)<\/span>.<\/span>Unix<\/span>(),<\/span>\r\n            }})<\/span>\r\n\r\n        \/\/ Generate encoded token and send it as response.<\/span>\r\n        t<\/span>,<\/span> err<\/span> :=<\/span> token<\/span>.<\/span>SignedString<\/span>([]<\/span>byte<\/span>(<\/span>\"secret2\"<\/span>))<\/span>\r\n        if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n            return<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n        }<\/span>\r\n        return<\/span> t<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n    return<\/span> \"\"<\/span>,<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> createAuthTokenString<\/span>(<\/span>userid<\/span> int64<\/span>)<\/span> (<\/span>authTokenString<\/span> string<\/span>,<\/span> err<\/span> error<\/span>)<\/span> {<\/span>\r\n    \/\/ Create token<\/span>\r\n    token<\/span> :=<\/span> jwt<\/span>.<\/span>NewWithClaims<\/span>(<\/span>jwt<\/span>.<\/span>SigningMethodHS256<\/span>,<\/span> &<\/span>MyClaim<\/span>{<\/span>\r\n        UserId<\/span>:<\/span> userid<\/span>,<\/span>\r\n        IsAdmin<\/span>:<\/span> true<\/span>,<\/span>\r\n        StandardClaims<\/span>:<\/span> jwt<\/span>.<\/span>StandardClaims<\/span>{<\/span>\r\n            ExpiresAt<\/span>:<\/span> time<\/span>.<\/span>Now<\/span>()<\/span>.<\/span>Add<\/span>(<\/span>time<\/span>.<\/span>Hour<\/span> *<\/span> 24<\/span>)<\/span>.<\/span>Unix<\/span>(),<\/span>\r\n        }})<\/span>\r\n\r\n    \/\/ Generate encoded token and send it as response.<\/span>\r\n    t<\/span>,<\/span> err<\/span> :=<\/span> token<\/span>.<\/span>SignedString<\/span>([]<\/span>byte<\/span>(<\/span>\"secret1\"<\/span>))<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n    return<\/span> t<\/span>,<\/span> err<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> CreateNewTokens<\/span>(<\/span>username<\/span> string<\/span>,<\/span> password<\/span> string<\/span>)<\/span> (<\/span>authTokenString<\/span> string<\/span>,<\/span> refreshTokenString<\/span> string<\/span>,<\/span> err<\/span> error<\/span>)<\/span> {<\/span>\r\n    user<\/span> :=<\/span> libs<\/span>.<\/span>FetchUser<\/span>(<\/span>username<\/span>,<\/span> password<\/span>)<\/span>\r\n\r\n    refreshTokenString<\/span>,<\/span> err<\/span> =<\/span> createRefreshTokenString<\/span>(<\/span>user<\/span>.<\/span>Id<\/span>)<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    authTokenString<\/span>,<\/span> err<\/span> =<\/span> createAuthTokenString<\/span>(<\/span>user<\/span>.<\/span>Id<\/span>)<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    return<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> UpdateRefreshTokenExp<\/span>(<\/span>myClaim<\/span> *<\/span>MyClaim<\/span>,<\/span> oldTokenString<\/span> string<\/span>)<\/span> (<\/span>newTokenString<\/span>,<\/span> newRefreshTokenString<\/span> string<\/span>,<\/span> err<\/span> error<\/span>)<\/span> {<\/span>\r\n    myClaim2<\/span> :=<\/span> MyClaim<\/span>{}<\/span>\r\n    _<\/span>,<\/span> err<\/span> =<\/span> jwt<\/span>.<\/span>ParseWithClaims<\/span>(<\/span>oldTokenString<\/span>,<\/span> &<\/span>myClaim2<\/span>,<\/span> func<\/span>(<\/span>token<\/span> *<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span> (<\/span>interface<\/span>{},<\/span> error<\/span>)<\/span> {<\/span>\r\n        return<\/span> []<\/span>byte<\/span>(<\/span>\"secret1\"<\/span>),<\/span> nil<\/span>\r\n    })<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    if<\/span> !<\/span>libs<\/span>.<\/span>CheckRefreshToken<\/span>(<\/span>myClaim<\/span>.<\/span>RefreshJti<\/span>)<\/span> ||<\/span> myClaim<\/span>.<\/span>UserId<\/span> !=<\/span> myClaim2<\/span>.<\/span>UserId<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> fmt<\/span>.<\/span>Errorf<\/span>(<\/span>\"error: %s\"<\/span>,<\/span> \"old token is invalid\"<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    libs<\/span>.<\/span>DeleteRefreshToken<\/span>(<\/span>myClaim2<\/span>.<\/span>RefreshJti<\/span>)<\/span>\r\n\r\n    newRefreshTokenString<\/span>,<\/span> err<\/span> =<\/span> createRefreshTokenString<\/span>(<\/span>myClaim2<\/span>.<\/span>UserId<\/span>)<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    newTokenString<\/span>,<\/span> err<\/span> =<\/span> createAuthTokenString<\/span>(<\/span>myClaim2<\/span>.<\/span>UserId<\/span>)<\/span>\r\n\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        return<\/span> \"\"<\/span>,<\/span> \"\"<\/span>,<\/span> err<\/span>\r\n    }<\/span>\r\n\r\n    return<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u66f4\u6539\u63a7\u5236\u5668\u3002 .)<\/h3>\n
\u8fdb\u884c\u4ee5\u4e0b\u66f4\u6539\uff0c\u4f7f\u5f97\u5728\u8ba4\u8bc1\u65f6\u63a5\u6536\u5e76\u80fd\u591f\u91cd\u65b0\u8ba4\u8bc1refresh token\u548ctoken\u3002<\/p>\n
package<\/span> handler<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"net\/http\"<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/dgrijalva\/jwt-go\"<\/span>\r\n    \"..\/graphql\"<\/span>\r\n    \"..\/middleware\"<\/span>\r\n    \"bytes\"<\/span>\r\n    \"log\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> Hello<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        return<\/span> c<\/span>.<\/span>String<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> \"Hello World\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Login<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        username<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"username\"<\/span>)<\/span>\r\n        password<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"password\"<\/span>)<\/span>\r\n\r\n        tokenString<\/span>,<\/span> refreshTokenString<\/span>,<\/span> err<\/span> :=<\/span> middleware<\/span>.<\/span>CreateNewTokens<\/span>(<\/span>username<\/span>,<\/span> password<\/span>)<\/span>\r\n\r\n        if<\/span> err<\/span> ==<\/span> nil<\/span> {<\/span>\r\n            return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>\r\n                \"token\"<\/span>:<\/span> tokenString<\/span>,<\/span>\r\n                \"refreshToken\"<\/span>:<\/span> refreshTokenString<\/span>,<\/span>\r\n            })<\/span>\r\n        }<\/span>\r\n\r\n        return<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Restricted<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span>  {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        user<\/span> :=<\/span> c<\/span>.<\/span>Get<\/span>(<\/span>\"user\"<\/span>)<\/span>.<\/span>(<\/span>*<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span>\r\n        _<\/span> =<\/span> user<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>jwt<\/span>.<\/span>MapClaims<\/span>)<\/span>\r\n        bufBody<\/span> :=<\/span> new<\/span>(<\/span>bytes<\/span>.<\/span>Buffer<\/span>)<\/span>\r\n        bufBody<\/span>.<\/span>ReadFrom<\/span>(<\/span>c<\/span>.<\/span>Request<\/span>()<\/span>.<\/span>Body<\/span>)<\/span>\r\n        query<\/span> :=<\/span> bufBody<\/span>.<\/span>String<\/span>()<\/span>\r\n        log<\/span>.<\/span>Printf<\/span>(<\/span>query<\/span>)<\/span>\r\n        result<\/span> :=<\/span> graphql<\/span>.<\/span>ExecuteQuery<\/span>(<\/span>query<\/span>)<\/span>\r\n        return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> result<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> ReAuth<\/span>()<\/span> echo<\/span>.<\/span>HandlerFunc<\/span> {<\/span>\r\n    return<\/span> func<\/span>(<\/span>c<\/span> echo<\/span>.<\/span>Context<\/span>)<\/span> error<\/span> {<\/span>\r\n        user<\/span> :=<\/span> c<\/span>.<\/span>Get<\/span>(<\/span>\"user\"<\/span>)<\/span>.<\/span>(<\/span>*<\/span>jwt<\/span>.<\/span>Token<\/span>)<\/span>\r\n        claims<\/span> :=<\/span> user<\/span>.<\/span>Claims<\/span>.<\/span>(<\/span>*<\/span>middleware<\/span>.<\/span>MyClaim<\/span>)<\/span>\r\n        oldToken<\/span> :=<\/span> c<\/span>.<\/span>FormValue<\/span>(<\/span>\"old_token\"<\/span>)<\/span>\r\n        tokenString<\/span>,<\/span> refreshTokenString<\/span>,<\/span> err<\/span> :=<\/span> middleware<\/span>.<\/span>UpdateRefreshTokenExp<\/span>(<\/span>claims<\/span>,<\/span> oldToken<\/span>)<\/span>\r\n        if<\/span> err<\/span> ==<\/span> nil<\/span> {<\/span>\r\n            return<\/span> c<\/span>.<\/span>JSON<\/span>(<\/span>http<\/span>.<\/span>StatusOK<\/span>,<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>\r\n                \"token\"<\/span>:<\/span> tokenString<\/span>,<\/span>\r\n                \"refreshToken\"<\/span>:<\/span> refreshTokenString<\/span>,<\/span>\r\n            })<\/span>\r\n        }<\/span>\r\n        return<\/span> echo<\/span>.<\/span>ErrUnauthorized<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4e3b\u8981\u7684\u90e8\u5206\u4e5f\u9700\u8981\u8fdb\u884c\u66f4\u6539\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"github.com\/labstack\/echo\"<\/span>\r\n    \"github.com\/labstack\/echo\/middleware\"<\/span>\r\n    \".\/handler\"<\/span>\r\n    \".\/libs\"<\/span>\r\n    ext<\/span> \".\/middleware\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    e<\/span> :=<\/span> echo<\/span>.<\/span>New<\/span>()<\/span>\r\n    e<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>Logger<\/span>())<\/span>\r\n    e<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>Recover<\/span>())<\/span>\r\n\r\n    libs<\/span>.<\/span>InitDB<\/span>()<\/span>\r\n\r\n    e<\/span>.<\/span>GET<\/span>(<\/span>\"\/hello\"<\/span>,<\/span> handler<\/span>.<\/span>Hello<\/span>())<\/span>\r\n    e<\/span>.<\/span>POST<\/span>(<\/span>\"\/login\"<\/span>,<\/span> handler<\/span>.<\/span>Login<\/span>())<\/span>\r\n    r1<\/span> :=<\/span> e<\/span>.<\/span>Group<\/span>(<\/span>\"\/restricted\"<\/span>)<\/span>\r\n    r1<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>JWT<\/span>([]<\/span>byte<\/span>(<\/span>\"secret1\"<\/span>)))<\/span>\r\n    r1<\/span>.<\/span>POST<\/span>(<\/span>\"\"<\/span>,<\/span> handler<\/span>.<\/span>Restricted<\/span>())<\/span>\r\n\r\n    r2<\/span> :=<\/span> e<\/span>.<\/span>Group<\/span>(<\/span>\"\/reauth\"<\/span>)<\/span>\r\n    config<\/span> :=<\/span> middleware<\/span>.<\/span>JWTConfig<\/span>{<\/span>\r\n        Claims<\/span>:<\/span>     &<\/span>ext<\/span>.<\/span>MyClaim<\/span>{},<\/span>\r\n        SigningKey<\/span>:<\/span> []<\/span>byte<\/span>(<\/span>\"secret2\"<\/span>),<\/span>\r\n    }<\/span>\r\n    r2<\/span>.<\/span>Use<\/span>(<\/span>middleware<\/span>.<\/span>JWTWithConfig<\/span>(<\/span>config<\/span>))<\/span>\r\n    r2<\/span>.<\/span>POST<\/span>(<\/span>\"\"<\/span>,<\/span> handler<\/span>.<\/span>ReAuth<\/span>())<\/span>\r\n\r\n    e<\/span>.<\/span>Start<\/span>(<\/span>\":3000\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6267\u884c\u7ed3\u679c<\/h3>\n
\u9996\u5148\u9700\u8981\u83b7\u53d6 refresh token \u548c token\u3002<\/p>\n
$ <\/span>curl -X<\/span> POST -d<\/span> 'username=test'<\/span> -d<\/span> 'password=test'<\/span> localhost:3000\/login\r\n{<\/span>\"refreshToken\"<\/span>:\"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOmZhbHNlLCJSZWZyZXNoSnRpIjoiX0RYZC12SFZtNTZ4WE9VMHFfbXUxN053eEVFMDAyZmdqRGRFcmFfeFB2az0iLCJleHAiOjE1MjQ0MDc1MzR9.QVc8kiHn1VIv9A-zR_bXFwcDjcECc_7j1s683kizs8M\"<\/span>,\"token\"<\/span>:\"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOnRydWUsIlJlZnJlc2hKdGkiOiIiLCJleHAiOjE1MjM4ODkxMzR9.E_BiLRjCLVv-MUoYGGtqS9oMEzR612bn4ucAA6PFscU\"<\/span>}<\/span>\r\n<\/code><\/pre>\n
\u91cd\u65b0\u9a8c\u8bc1\u3002
\n\u5728\u6807\u5934\u4e2d\u6dfb\u52a0\u5237\u65b0\u4ee4\u724c\uff0c\u5e76\u989d\u5916\u8fdb\u884c\u4e86\u4e00\u6b21POST\u8bf7\u6c42\u4ee5\u786e\u4fdd\u65e7\u4ee4\u724c\u65e0\u6548\u3002<\/p>\n
$ <\/span>curl -H<\/span> \"Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOmZhbHNlLCJSZWZyZXNoSnRpIjoiX0RYZC12SFZtNTZ4WE9VMHFfbXUxN053eEVFMDAyZmdqRGRFcmFfeFB2az0iLCJleHAiOjE1MjQ0MDc1MzR9.QVc8kiHn1VIv9A-zR_bXFwcDjcECc_7j1s683kizs8M\"<\/span> -X<\/span> POST -d<\/span> 'old_token=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOnRydWUsIlJlZnJlc2hKdGkiOiIiLCJleHAiOjE1MjM4ODkxMzR9.E_BiLRjCLVv-MUoYGGtqS9oMEzR612bn4ucAA6PFscU'<\/span> localhost:3000\/reauth\r\n{<\/span>\"refreshToken\"<\/span>:\"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOmZhbHNlLCJSZWZyZXNoSnRpIjoicWg0UG5pUEpwUG9Ld19mQ3JVZUttX1Q3c1dUd1VSbTlNOWJQNllHblppVT0iLCJleHAiOjE1MjQ0MDc1ODd9.AZyIEGVMeZ8Rr5gEw21FFM39qeRFg6qF6kvfR9VjU9I\"<\/span>,\"token\"<\/span>:\"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOnRydWUsIlJlZnJlc2hKdGkiOiIiLCJleHAiOjE1MjM4ODkxODd9.AT7vIchiphnVuMGb9-TW8xtGxvwpDKN3hm8N2n1eX4I\"<\/span>}<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528\u521a\u521a\u83b7\u5f97\u7684\u4ee4\u724c\u6267\u884c\u67e5\u8be2\u64cd\u4f5c\u3002<\/p>\n
$ <\/span>curl -H<\/span> \"Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsIklzQWRtaW4iOnRydWUsIlJlZnJlc2hKdGkiOiIiLCJleHAiOjE1MjM4ODkxODd9.AT7vIchiphnVuMGb9-TW8xtGxvwpDKN3hm8N2n1eX4I\"<\/span> -X<\/span> POST -d<\/span> '\r\n{\r\n query: User(id: \"1\") { id, name, hobby }\r\n}\r\n'<\/span> http:\/\/localhost:3000\/restricted\r\n{<\/span>\"data\"<\/span>:{<\/span>\"query\"<\/span>:{<\/span>\"hobby\"<\/span>:\"games\"<\/span>,\"id\"<\/span>:\"1\"<\/span>,\"name\"<\/span>:\"test\"<\/span>}}}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4f7f\u7528ECHO\u548cGORM\u6765\u6784\u5efaJWT\u548cGraphQL\u73af\u5883\u3002 \u5f53\u6211\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684JWT\u548cGraphQL\u73af\u5883\u65f6\uff0c […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-48152","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u4f7f\u7528Golang\uff08ECHO + GORM\uff09\u642d\u5efaJWT\u548cGraphQL\u73af\u5883 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528golang\uff08echo-gorm\uff09\u642d\u5efajwt\u548cgraphql\u73af\u5883\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Golang\uff08ECHO + GORM\uff09\u642d\u5efaJWT\u548cGraphQL\u73af\u5883\" \/>\n<meta property=\"og:description\" content=\"\u4f7f\u7528ECHO\u548cGORM\u6765\u6784\u5efaJWT\u548cGraphQL\u73af\u5883\u3002 \u5f53\u6211\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684JWT\u548cGraphQL\u73af\u5883\u65f6\uff0c […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528golang\uff08echo-gorm\uff09\u642d\u5efajwt\u548cgraphql\u73af\u5883\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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