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* add cors check Signed-off-by: Shovan Maity <[email protected]> * add cors check custom middleware Signed-off-by: Shovan Maity <[email protected]> * change default url Signed-off-by: Shovan Maity <[email protected]> --------- Signed-off-by: Shovan Maity <[email protected]> Signed-off-by: Shovan Maity <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| package middleware | ||
|
|
||
| import ( | ||
| "net/http" | ||
| "regexp" | ||
| "strings" | ||
|
|
||
| "github.com/gin-gonic/gin" | ||
| ) | ||
|
|
||
| const ( | ||
| AllowedOrigin string = "Access-Control-Allow-Origin" | ||
| AllowedMethods string = "Access-Control-Allow-Methods" | ||
| AllowedHeaders string = "Access-Control-Allow-Headers" | ||
| AllowedCredentials string = "Access-Control-Allow-Credentials" | ||
| ) | ||
|
|
||
| func ValidateCors(allowedOrigins []string) gin.HandlerFunc { | ||
| return func(c *gin.Context) { | ||
| origin := c.GetHeader("Origin") | ||
| if origin == "" { | ||
| origin = c.Request.Host | ||
| } | ||
|
|
||
| validOrigin := false | ||
| for _, allowedOrigin := range allowedOrigins { | ||
| match, err := regexp.MatchString(allowedOrigin, origin) | ||
| if err == nil && match { | ||
| validOrigin = true | ||
| c.Writer.Header().Set(AllowedOrigin, origin) | ||
| break | ||
| } | ||
| } | ||
|
|
||
| if !validOrigin { | ||
| c.JSON(http.StatusForbidden, gin.H{ | ||
| "error": "Invalid origin", | ||
| }) | ||
| c.Abort() | ||
| return | ||
| } | ||
|
|
||
| c.Writer.Header().Set(AllowedMethods, strings.Join([]string{ | ||
| "GET", | ||
| "POST", | ||
| "PUT", | ||
| "DELETE", | ||
| "OPTIONS", | ||
| }, ",")) | ||
| c.Writer.Header().Set(AllowedHeaders, "*") | ||
| c.Writer.Header().Set(AllowedCredentials, "true") | ||
|
|
||
| c.Next() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| package middleware | ||
|
|
||
| import ( | ||
| "net/http" | ||
| "regexp" | ||
| "strings" | ||
|
|
||
| "github.com/gin-gonic/gin" | ||
| "github.com/litmuschaos/litmus/chaoscenter/graphql/server/utils" | ||
| ) | ||
|
|
||
| const ( | ||
| AllowedOrigin string = "Access-Control-Allow-Origin" | ||
| AllowedMethods string = "Access-Control-Allow-Methods" | ||
| AllowedHeaders string = "Access-Control-Allow-Headers" | ||
| AllowedCredentials string = "Access-Control-Allow-Credentials" | ||
| ) | ||
|
|
||
| func ValidateCors() gin.HandlerFunc { | ||
| return func(c *gin.Context) { | ||
| allowedOrigins := utils.Config.AllowedOrigins | ||
| origin := c.GetHeader("Origin") | ||
| if origin == "" { | ||
| origin = c.Request.Host | ||
| } | ||
|
|
||
| validOrigin := false | ||
| for _, allowedOrigin := range allowedOrigins { | ||
| match, err := regexp.MatchString(allowedOrigin, origin) | ||
| if err == nil && match { | ||
| validOrigin = true | ||
| c.Writer.Header().Set(AllowedOrigin, origin) | ||
| break | ||
| } | ||
| } | ||
|
|
||
| if !validOrigin { | ||
| c.JSON(http.StatusForbidden, gin.H{ | ||
| "error": "Invalid origin", | ||
| }) | ||
| c.Abort() | ||
| return | ||
| } | ||
|
|
||
| c.Writer.Header().Set(AllowedMethods, strings.Join([]string{ | ||
| "GET", | ||
| "POST", | ||
| "PUT", | ||
| "DELETE", | ||
| "OPTIONS", | ||
| }, ",")) | ||
| c.Writer.Header().Set(AllowedHeaders, "*") | ||
| c.Writer.Header().Set(AllowedCredentials, "true") | ||
|
|
||
| c.Next() | ||
| } | ||
| } |
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