context_test TestContextClientIP

This commit is contained in:
yiranzai 2021-04-21 10:05:59 +08:00
parent 16691a36ca
commit 936c45de44
2 changed files with 13 additions and 30 deletions

View File

@ -1392,14 +1392,10 @@ func TestContextAbortWithError(t *testing.T) {
assert.True(t, c.IsAborted())
}
func resetTrustedCIDRs(c *Context) {
c.engine.trustedCIDRs, _ = c.engine.prepareTrustedCIDRs()
}
func TestContextClientIP(t *testing.T) {
c, _ := CreateTestContext(httptest.NewRecorder())
c.Request, _ = http.NewRequest("POST", "/", nil)
resetTrustedCIDRs(c)
c.engine.trustedCIDRs, _ = c.engine.prepareTrustedCIDRs()
resetContextForClientIPTests(c)
// Legacy tests (validating that the defaults don't break the
@ -1428,57 +1424,47 @@ func TestContextClientIP(t *testing.T) {
resetContextForClientIPTests(c)
// No trusted proxies
c.engine.TrustedProxies = []string{}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{})
c.engine.RemoteIPHeaders = []string{"X-Forwarded-For"}
assert.Equal(t, "40.40.40.40", c.ClientIP())
// Last proxy is trusted, but the RemoteAddr is not
c.engine.TrustedProxies = []string{"30.30.30.30"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"30.30.30.30"})
assert.Equal(t, "40.40.40.40", c.ClientIP())
// Only trust RemoteAddr
c.engine.TrustedProxies = []string{"40.40.40.40"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"40.40.40.40"})
assert.Equal(t, "20.20.20.20", c.ClientIP())
// All steps are trusted
c.engine.TrustedProxies = []string{"40.40.40.40", "30.30.30.30", "20.20.20.20"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"40.40.40.40", "30.30.30.30", "20.20.20.20"})
assert.Equal(t, "20.20.20.20", c.ClientIP())
// Use CIDR
c.engine.TrustedProxies = []string{"40.40.25.25/16", "30.30.30.30"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"40.40.25.25/16", "30.30.30.30"})
assert.Equal(t, "20.20.20.20", c.ClientIP())
// Use hostname that resolves to all the proxies
c.engine.TrustedProxies = []string{"foo"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"foo"})
assert.Equal(t, "40.40.40.40", c.ClientIP())
// Use hostname that returns an error
c.engine.TrustedProxies = []string{"bar"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"bar"})
assert.Equal(t, "40.40.40.40", c.ClientIP())
// X-Forwarded-For has a non-IP element
c.engine.TrustedProxies = []string{"40.40.40.40"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"40.40.40.40"})
c.Request.Header.Set("X-Forwarded-For", " blah ")
assert.Equal(t, "40.40.40.40", c.ClientIP())
// Result from LookupHost has non-IP element. This should never
// happen, but we should test it to make sure we handle it
// gracefully.
c.engine.TrustedProxies = []string{"baz"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"baz"})
c.Request.Header.Set("X-Forwarded-For", " 30.30.30.30 ")
assert.Equal(t, "40.40.40.40", c.ClientIP())
c.engine.TrustedProxies = []string{"40.40.40.40"}
resetTrustedCIDRs(c)
_ = c.engine.SetTrustedProxies([]string{"40.40.40.40"})
c.Request.Header.Del("X-Forwarded-For")
c.engine.RemoteIPHeaders = []string{"X-Forwarded-For", "X-Real-IP"}
assert.Equal(t, "10.10.10.10", c.ClientIP())

7
gin.go
View File

@ -368,7 +368,7 @@ func (engine *Engine) prepareTrustedCIDRs() ([]*net.IPNet, error) {
// SetTrustedProxies set Engine.TrustedProxies
func (engine *Engine) SetTrustedProxies(trustedProxies []string) error {
engine.ForwardedByClientIP = true
//engine.ForwardedByClientIP = true
engine.TrustedProxies = trustedProxies
return engine.parseTrustedProxies()
}
@ -376,11 +376,8 @@ func (engine *Engine) SetTrustedProxies(trustedProxies []string) error {
// parseTrustedProxies parse Engine.TrustedProxies to Engine.trustedCIDRs
func (engine *Engine) parseTrustedProxies() error {
trustedCIDRs, err := engine.prepareTrustedCIDRs()
if err != nil {
return err
}
engine.trustedCIDRs = trustedCIDRs
return nil
return err
}
// parseIP parse a string representation of an IP and returns a net.IP with the