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Code Issues 2 Projects 1 Releases Packages Wiki Activity

Fix incorrect CORS response in Http Git handler (#24303)

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Use the general `cors.Handler` for CORS
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wxiaoguang 2023-04-26 02:35:50 +08:00 committed by GitHub
parent d5e93413bc
commit 9219534447
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2 changed files with 22 additions and 34 deletions
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54
routers/web/repo/http.go
View file

@ -32,43 +32,31 @@ import (
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
repo_service "code.gitea.io/gitea/services/repository"
"github.com/go-chi/cors"
)
func HTTPGitEnabledHandler(ctx *context.Context) {
if setting.Repository.DisableHTTPGit {
ctx.Resp.WriteHeader(http.StatusForbidden)
_, _ = ctx.Resp.Write([]byte("Interacting with repositories by HTTP protocol is not allowed"))
}
}
func CorsHandler() func(next http.Handler) http.Handler {
if setting.Repository.AccessControlAllowOrigin != "" {
return cors.Handler(cors.Options{
AllowedOrigins: []string{setting.Repository.AccessControlAllowOrigin},
AllowedHeaders: []string{"Content-Type", "Authorization", "User-Agent"},
})
}
return func(next http.Handler) http.Handler {
return next
}
}
// httpBase implementation git smart HTTP protocol
func httpBase(ctx *context.Context) (h *serviceHandler) {
if setting.Repository.DisableHTTPGit {
ctx.Resp.WriteHeader(http.StatusForbidden)
_, err := ctx.Resp.Write([]byte("Interacting with repositories by HTTP protocol is not allowed"))
if err != nil {
log.Error(err.Error())
}
return
}
if len(setting.Repository.AccessControlAllowOrigin) > 0 {
allowedOrigin := setting.Repository.AccessControlAllowOrigin
// Set CORS headers for browser-based git clients
ctx.Resp.Header().Set("Access-Control-Allow-Origin", allowedOrigin)
ctx.Resp.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization, User-Agent")
// Handle preflight OPTIONS request
if ctx.Req.Method == "OPTIONS" {
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
}
}
username := ctx.Params(":username")
reponame := strings.TrimSuffix(ctx.Params(":reponame"), ".git")

2
routers/web/web.go
View file

@ -1515,7 +1515,7 @@ func RegisterRoutes(m *web.Route) {
m.GetOptions("/objects/{head:[0-9a-f]{2}}/{hash:[0-9a-f]{38}}", repo.GetLooseObject)
m.GetOptions("/objects/pack/pack-{file:[0-9a-f]{40}}.pack", repo.GetPackFile)
m.GetOptions("/objects/pack/pack-{file:[0-9a-f]{40}}.idx", repo.GetIdxFile)
}, ignSignInAndCsrf, context_service.UserAssignmentWeb())
}, ignSignInAndCsrf, repo.HTTPGitEnabledHandler, repo.CorsHandler(), context_service.UserAssignmentWeb())
})
})
// ***** END: Repository *****