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Treat RemoteAddr "@" as 127.0.0.1

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This commit is contained in:
sunshineplan 2021-11-28 11:11:31 +08:00
parent a06d546f5c
commit 95f5ef6ff5
2 changed files with 10 additions and 0 deletions
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4
context.go
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@ -785,10 +785,14 @@ func (e *Engine) isTrustedProxy(ip net.IP) bool {
}
// RemoteIP parses the IP from Request.RemoteAddr, normalizes and returns the IP (without the port).
// If Request.RemoteAddr is @ which may be proxy pass by a unix listener, treat it as 127.0.0.1.
// It also checks if the remoteIP is a trusted proxy or not.
// In order to perform this validation, it will see if the IP is contained within at least one of the CIDR blocks
// defined by Engine.SetTrustedProxies()
func (c *Context) RemoteIP() (net.IP, bool) {
if c.Request.RemoteAddr == "@" {
c.Request.RemoteAddr = "127.0.0.1:"
}
ip, _, err := net.SplitHostPort(strings.TrimSpace(c.Request.RemoteAddr))
if err != nil {
return nil, false

6
context_test.go
View File

@ -1401,6 +1401,12 @@ func TestContextClientIP(t *testing.T) {
c.Request.RemoteAddr = "50.50.50.50"
assert.Empty(t, c.ClientIP())
// @
c.Request.RemoteAddr = "@"
assert.Equal(t, "127.0.0.1", c.ClientIP())
c.Request.Header.Set("X-Forwarded-For", "30.30.30.30 ")
assert.Equal(t, "30.30.30.30", c.ClientIP())
// Tests exercising the TrustedProxies functionality
resetContextForClientIPTests(c)