mirror of
https://github.com/coredns/coredns.git
synced 2025-10-28 16:54:15 -04:00
92 lines
2.5 KiB
Go
92 lines
2.5 KiB
Go
package geoip
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net"
|
|
"testing"
|
|
|
|
"github.com/coredns/coredns/plugin/metadata"
|
|
"github.com/coredns/coredns/plugin/test"
|
|
"github.com/coredns/coredns/request"
|
|
|
|
"github.com/miekg/dns"
|
|
)
|
|
|
|
func TestMetadata(t *testing.T) {
|
|
tests := []struct {
|
|
label string
|
|
expectedValue string
|
|
}{
|
|
{"geoip/city/name", "Cambridge"},
|
|
|
|
{"geoip/country/code", "GB"},
|
|
{"geoip/country/name", "United Kingdom"},
|
|
// is_in_european_union is set to true only to work around bool zero value, and test is really being set.
|
|
{"geoip/country/is_in_european_union", "true"},
|
|
|
|
{"geoip/continent/code", "EU"},
|
|
{"geoip/continent/name", "Europe"},
|
|
|
|
{"geoip/latitude", "52.2242"},
|
|
{"geoip/longitude", "0.1315"},
|
|
{"geoip/timezone", "Europe/London"},
|
|
{"geoip/postalcode", "CB4"},
|
|
}
|
|
|
|
knownIPAddr := "81.2.69.142" // This IP should be part of the CDIR address range used to create the database fixtures.
|
|
for _, tc := range tests {
|
|
t.Run(fmt.Sprintf("%s/%s", tc.label, "direct"), func(t *testing.T) {
|
|
geoIP, err := newGeoIP(cityDBPath, false)
|
|
if err != nil {
|
|
t.Fatalf("unable to create geoIP plugin: %v", err)
|
|
}
|
|
state := request.Request{
|
|
Req: new(dns.Msg),
|
|
W: &test.ResponseWriter{RemoteIP: knownIPAddr},
|
|
}
|
|
testMetadata(t, state, geoIP, tc.label, tc.expectedValue)
|
|
})
|
|
|
|
t.Run(fmt.Sprintf("%s/%s", tc.label, "subnet"), func(t *testing.T) {
|
|
geoIP, err := newGeoIP(cityDBPath, true)
|
|
if err != nil {
|
|
t.Fatalf("unable to create geoIP plugin: %v", err)
|
|
}
|
|
state := request.Request{
|
|
Req: new(dns.Msg),
|
|
W: &test.ResponseWriter{RemoteIP: "127.0.0.1"},
|
|
}
|
|
state.Req.SetEdns0(4096, false)
|
|
if o := state.Req.IsEdns0(); o != nil {
|
|
addr := net.ParseIP(knownIPAddr)
|
|
o.Option = append(o.Option, (&dns.EDNS0_SUBNET{
|
|
SourceNetmask: 32,
|
|
Address: addr,
|
|
}))
|
|
}
|
|
testMetadata(t, state, geoIP, tc.label, tc.expectedValue)
|
|
})
|
|
}
|
|
}
|
|
|
|
func testMetadata(t *testing.T, state request.Request, geoIP *GeoIP, label, expectedValue string) {
|
|
t.Helper()
|
|
ctx := metadata.ContextWithMetadata(context.Background())
|
|
rCtx := geoIP.Metadata(ctx, state)
|
|
if fmt.Sprintf("%p", ctx) != fmt.Sprintf("%p", rCtx) {
|
|
t.Errorf("returned context is expected to be the same one passed in the Metadata function")
|
|
}
|
|
|
|
fn := metadata.ValueFunc(ctx, label)
|
|
if fn == nil {
|
|
t.Errorf("label %q not set in metadata plugin context", label)
|
|
return
|
|
}
|
|
value := fn()
|
|
if value != expectedValue {
|
|
t.Errorf("expected value for label %q should be %q, got %q instead",
|
|
label, expectedValue, value)
|
|
}
|
|
}
|