diff options
Diffstat (limited to 'app/src/main/java/org/pacien/tincapp/activities/status/nodes/NodeListLiveData.kt')
-rw-r--r-- | app/src/main/java/org/pacien/tincapp/activities/status/nodes/NodeListLiveData.kt | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/app/src/main/java/org/pacien/tincapp/activities/status/nodes/NodeListLiveData.kt b/app/src/main/java/org/pacien/tincapp/activities/status/nodes/NodeListLiveData.kt new file mode 100644 index 0000000..cdbdf0a --- /dev/null +++ b/app/src/main/java/org/pacien/tincapp/activities/status/nodes/NodeListLiveData.kt | |||
@@ -0,0 +1,47 @@ | |||
1 | /* | ||
2 | * Tinc App, an Android binding and user interface for the tinc mesh VPN daemon | ||
3 | * Copyright (C) 2017-2018 Pacien TRAN-GIRARD | ||
4 | * | ||
5 | * This program is free software: you can redistribute it and/or modify | ||
6 | * it under the terms of the GNU General Public License as published by | ||
7 | * the Free Software Foundation, either version 3 of the License, or | ||
8 | * (at your option) any later version. | ||
9 | * | ||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | * GNU General Public License for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License | ||
16 | * along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
17 | */ | ||
18 | |||
19 | package org.pacien.tincapp.activities.status.nodes | ||
20 | |||
21 | import android.arch.lifecycle.LiveData | ||
22 | import org.pacien.tincapp.commands.Tinc | ||
23 | import java.util.* | ||
24 | import kotlin.concurrent.timer | ||
25 | |||
26 | /** | ||
27 | * @author pacien | ||
28 | */ | ||
29 | class NodeListLiveData(private val netName: String) : LiveData<List<String>>() { | ||
30 | private val updateInterval = 2 * 1000L // in milliseconds | ||
31 | private val tincCtl = Tinc | ||
32 | private lateinit var updateTimer: Timer | ||
33 | |||
34 | override fun onActive() { | ||
35 | updateTimer = timer(period = updateInterval, action = { updateNodeList() }) | ||
36 | } | ||
37 | |||
38 | override fun onInactive() { | ||
39 | updateTimer.apply { cancel() }.apply { purge() } | ||
40 | } | ||
41 | |||
42 | private fun updateNodeList() { | ||
43 | tincCtl.dumpNodes(netName) | ||
44 | .thenApply { list -> list.map { it.substringBefore(' ')} } | ||
45 | .thenAccept(this::postValue) | ||
46 | } | ||
47 | } | ||