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Add proper CORS preflight origin validation (#5740)

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silverwind 2019-01-16 05:16:45 +01:00 committed by techknowlogick
parent ca3b9aa6a3
commit 44759fd66c
1 changed files with 14 additions and 2 deletions
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16
routers/repo/http.go
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@ -28,13 +28,25 @@ import (
// HTTP implmentation git smart HTTP protocol // HTTP implmentation git smart HTTP protocol
func HTTP(ctx *context.Context) { func HTTP(ctx *context.Context) {
if len(setting.Repository.AccessControlAllowOrigin) > 0 { if len(setting.Repository.AccessControlAllowOrigin) > 0 {
allowedOrigin := setting.Repository.AccessControlAllowOrigin
// Set CORS headers for browser-based git clients // Set CORS headers for browser-based git clients
ctx.Resp.Header().Set("Access-Control-Allow-Origin", setting.Repository.AccessControlAllowOrigin) ctx.Resp.Header().Set("Access-Control-Allow-Origin", allowedOrigin)
ctx.Resp.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization, User-Agent") ctx.Resp.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization, User-Agent")
// Handle preflight OPTIONS request // Handle preflight OPTIONS request
if ctx.Req.Method == "OPTIONS" { if ctx.Req.Method == "OPTIONS" {
ctx.Status(http.StatusOK) if allowedOrigin == "*" {
ctx.Status(http.StatusOK)
} else if allowedOrigin == "null" {
ctx.Status(http.StatusForbidden)
} else {
origin := ctx.Req.Header.Get("Origin")
if len(origin) > 0 && origin == allowedOrigin {
ctx.Status(http.StatusOK)
} else {
ctx.Status(http.StatusForbidden)
}
}
return return
} }
} }