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Add isHostIntranet to CORS filter

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This commit is contained in:
Yang Luo 2023-10-08 11:33:43 +08:00
parent 2fd2d88d20
commit e3558894c3
2 changed files with 32 additions and 15 deletions
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30
routers/base.go
View File

@ -16,7 +16,9 @@ package routers
import (
"fmt"
"net"
"net/http"
"net/url"
"strings"
"github.com/beego/beego/context"
@ -154,3 +156,31 @@ func parseBearerToken(ctx *context.Context) string {
return tokens[1]
}
func getHostname(s string) string {
if s == "" {
return ""
}
l, err := url.Parse(s)
if err != nil {
panic(err)
}
res := l.Hostname()
return res
}
func isHostIntranet(s string) bool {
ipStr, _, err := net.SplitHostPort(s)
if err != nil {
ipStr = s
}
ip := net.ParseIP(ipStr)
if ip == nil {
return false
}
return ip.IsPrivate()
}

17
routers/cors_filter.go
View File

@ -16,7 +16,6 @@ package routers
import (
"net/http"
"net/url"
"strings"
"github.com/beego/beego/context"
@ -41,20 +40,6 @@ func setCorsHeaders(ctx *context.Context, origin string) {
}
}
func getHostname(s string) string {
if s == "" {
return ""
}
l, err := url.Parse(s)
if err != nil {
panic(err)
}
res := l.Hostname()
return res
}
func CorsFilter(ctx *context.Context) {
origin := ctx.Input.Header(headerOrigin)
originConf := conf.GetConfigString("origin")
@ -81,6 +66,8 @@ func CorsFilter(ctx *context.Context) {
setCorsHeaders(ctx, origin)
} else if originHostname == host {
setCorsHeaders(ctx, origin)
} else if isHostIntranet(host) {
setCorsHeaders(ctx, origin)
} else {
ok, err := object.IsOriginAllowed(origin)
if err != nil {