ipn/ipnlocal: add profile pic header to serve HTTP proxy

Fixes #8807

Signed-off-by: Sonia Appasamy <sonia@tailscale.com>

ipn/ipnlocal/serve.go

@@ -499,6 +499,7 @@ func (b *LocalBackend) addTailscaleIdentityHeaders(r *httputil.ProxyRequest) {
 	// Clear any incoming values squatting in the headers.
 	r.Out.Header.Del("Tailscale-User-Login")
 	r.Out.Header.Del("Tailscale-User-Name")
+	r.Out.Header.Del("Tailscale-User-Profile-Pic")
 	r.Out.Header.Del("Tailscale-Headers-Info")
 
 	c, ok := getServeHTTPContext(r.Out)
@@ -516,6 +517,7 @@ func (b *LocalBackend) addTailscaleIdentityHeaders(r *httputil.ProxyRequest) {
 	}
 	r.Out.Header.Set("Tailscale-User-Login", user.LoginName)
 	r.Out.Header.Set("Tailscale-User-Name", user.DisplayName)
+	r.Out.Header.Set("Tailscale-User-Profile-Pic", user.ProfilePicURL)
 	r.Out.Header.Set("Tailscale-Headers-Info", "https://tailscale.com/s/serve-headers")
 }
 

ipn/ipnlocal/serve_test.go

@@ -195,8 +195,9 @@ func TestServeHTTPProxy(t *testing.T) {
 		},
 		UserProfiles: map[tailcfg.UserID]tailcfg.UserProfile{
 			tailcfg.UserID(1): {
-				LoginName:   "someone@example.com",
-				DisplayName: "Some One",
+				LoginName:     "someone@example.com",
+				DisplayName:   "Some One",
+				ProfilePicURL: "https://example.com/photo.jpg",
 			},
 		},
 	}
@@ -253,6 +254,7 @@ func TestServeHTTPProxy(t *testing.T) {
 				{"X-Forwarded-For", "100.150.151.152"},
 				{"Tailscale-User-Login", "someone@example.com"},
 				{"Tailscale-User-Name", "Some One"},
+				{"Tailscale-User-Profile-Pic", "https://example.com/photo.jpg"},
 				{"Tailscale-Headers-Info", "https://tailscale.com/s/serve-headers"},
 			},
 		},
@@ -264,6 +266,7 @@ func TestServeHTTPProxy(t *testing.T) {
 				{"X-Forwarded-For", "100.150.151.153"},
 				{"Tailscale-User-Login", ""},
 				{"Tailscale-User-Name", ""},
+				{"Tailscale-User-Profile-Pic", ""},
 				{"Tailscale-Headers-Info", ""},
 			},
 		},
@@ -275,6 +278,7 @@ func TestServeHTTPProxy(t *testing.T) {
 				{"X-Forwarded-For", "100.160.161.162"},
 				{"Tailscale-User-Login", ""},
 				{"Tailscale-User-Name", ""},
+				{"Tailscale-User-Profile-Pic", ""},
 				{"Tailscale-Headers-Info", ""},
 			},
 		},