c25968e1c5
Also perform minor cleanups on the ctxkey package itself. Provide guidance on when to use ctxkey.Key[T] over ctxkey.New. Also, allow for interface kinds because the value wrapping trick also happens to fix edge cases with interfaces in Go. Updates #cleanup Signed-off-by: Joe Tsai <joetsai@digital-static.net>
115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build !plan9
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package main
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import (
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"net/http"
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"testing"
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"github.com/google/go-cmp/cmp"
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"go.uber.org/zap"
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"tailscale.com/client/tailscale/apitype"
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"tailscale.com/tailcfg"
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"tailscale.com/util/must"
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)
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func TestImpersonationHeaders(t *testing.T) {
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zl, err := zap.NewDevelopment()
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if err != nil {
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t.Fatal(err)
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}
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tests := []struct {
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name string
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emailish string
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tags []string
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capMap tailcfg.PeerCapMap
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wantHeaders http.Header
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}{
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{
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name: "user",
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emailish: "foo@example.com",
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wantHeaders: http.Header{
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"Impersonate-User": {"foo@example.com"},
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},
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},
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{
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name: "tagged",
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emailish: "tagged-device",
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tags: []string{"tag:foo", "tag:bar"},
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wantHeaders: http.Header{
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"Impersonate-User": {"node.ts.net"},
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"Impersonate-Group": {"tag:foo", "tag:bar"},
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},
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},
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{
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name: "user-with-cap",
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emailish: "foo@example.com",
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capMap: tailcfg.PeerCapMap{
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capabilityName: {
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tailcfg.RawMessage(`{"impersonate":{"groups":["group1","group2"]}}`),
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tailcfg.RawMessage(`{"impersonate":{"groups":["group1","group3"]}}`), // One group is duplicated.
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tailcfg.RawMessage(`{"impersonate":{"groups":["group4"]}}`),
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tailcfg.RawMessage(`{"impersonate":{"groups":["group2"]}}`), // duplicate
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// These should be ignored, but should parse correctly.
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tailcfg.RawMessage(`{}`),
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tailcfg.RawMessage(`{"impersonate":{}}`),
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tailcfg.RawMessage(`{"impersonate":{"groups":[]}}`),
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},
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},
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wantHeaders: http.Header{
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"Impersonate-Group": {"group1", "group2", "group3", "group4"},
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"Impersonate-User": {"foo@example.com"},
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},
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},
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{
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name: "tagged-with-cap",
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emailish: "tagged-device",
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tags: []string{"tag:foo", "tag:bar"},
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capMap: tailcfg.PeerCapMap{
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capabilityName: {
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tailcfg.RawMessage(`{"impersonate":{"groups":["group1"]}}`),
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},
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},
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wantHeaders: http.Header{
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"Impersonate-Group": {"group1"},
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"Impersonate-User": {"node.ts.net"},
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},
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},
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{
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name: "bad-cap",
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emailish: "tagged-device",
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tags: []string{"tag:foo", "tag:bar"},
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capMap: tailcfg.PeerCapMap{
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capabilityName: {
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tailcfg.RawMessage(`[]`),
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},
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},
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wantHeaders: http.Header{},
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},
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}
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for _, tc := range tests {
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r := must.Get(http.NewRequest("GET", "https://op.ts.net/api/foo", nil))
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r = r.WithContext(whoIsKey.WithValue(r.Context(), &apitype.WhoIsResponse{
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Node: &tailcfg.Node{
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Name: "node.ts.net",
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Tags: tc.tags,
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},
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UserProfile: &tailcfg.UserProfile{
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LoginName: tc.emailish,
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},
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CapMap: tc.capMap,
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}))
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addImpersonationHeaders(r, zl.Sugar())
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if d := cmp.Diff(tc.wantHeaders, r.Header); d != "" {
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t.Errorf("unexpected header (-want +got):\n%s", d)
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}
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}
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}
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