Return system serial on a peer HTTP API call

management/server/http/api/openapi.yml

@@ -335,6 +335,10 @@ components:
               $ref: '#/components/schemas/CountryCode'
             city_name:
               $ref: '#/components/schemas/CityName'
+            serial_number:
+              description: System serial number
+              type: string
+              example: "C02XJ0J0JGH7"
           required:
             - city_name
             - connected
@@ -356,6 +360,7 @@ components:
             - version
             - ui_version
             - approval_required
+            - serial_number
     AccessiblePeer:
       allOf:
         - $ref: '#/components/schemas/PeerMinimum'

management/server/http/peers_handler.go

@@ -308,6 +308,7 @@ func toSinglePeerResponse(peer *nbpeer.Peer, groupsInfo []api.GroupMinimum, dnsD
 		ApprovalRequired:       !approved,
 		CountryCode:            peer.Location.CountryCode,
 		CityName:               peer.Location.CityName,
+		SerialNumber:           peer.Meta.SystemSerialNumber,
 	}
 }
 
@@ -340,6 +341,7 @@ func toPeerListItemResponse(peer *nbpeer.Peer, groupsInfo []api.GroupMinimum, dn
 		AccessiblePeersCount:   accessiblePeersCount,
 		CountryCode:            peer.Location.CountryCode,
 		CityName:               peer.Location.CityName,
+		SerialNumber:           peer.Meta.SystemSerialNumber,
 	}
 }
 

management/server/http/peers_handler_test.go

@@ -121,13 +121,14 @@ func TestGetPeers(t *testing.T) {
 		Name:                   "PeerName",
 		LoginExpirationEnabled: false,
 		Meta: nbpeer.PeerSystemMeta{
-			Hostname:  "hostname",
-			GoOS:      "GoOS",
-			Kernel:    "kernel",
-			Core:      "core",
-			Platform:  "platform",
-			OS:        "OS",
-			WtVersion: "development",
+			Hostname:           "hostname",
+			GoOS:               "GoOS",
+			Kernel:             "kernel",
+			Core:               "core",
+			Platform:           "platform",
+			OS:                 "OS",
+			WtVersion:          "development",
+			SystemSerialNumber: "C02XJ0J0JGH7",
 		},
 	}
 
@@ -245,6 +246,7 @@ func TestGetPeers(t *testing.T) {
 			assert.Equal(t, got.LoginExpirationEnabled, tc.expectedPeer.LoginExpirationEnabled)
 			assert.Equal(t, got.SshEnabled, tc.expectedPeer.SSHEnabled)
 			assert.Equal(t, got.Connected, tc.expectedPeer.Status.Connected)
+			assert.Equal(t, got.SerialNumber, tc.expectedPeer.Meta.SystemSerialNumber)
 		})
 	}
 }