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authornamo <namo@gurtam.com>2017-10-13 16:03:25 +0300
committernamo <namo@gurtam.com>2017-10-13 16:06:22 +0300
commit5193bd866734b6fea1bf96b5d975c52f09cbec2e (patch)
treecfac8050c31aec4d9c289f74b66f146acacd865c /src
parente876250991faccdca04a1f36ddaf847c9f392275 (diff)
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initial flespi integtation: pulling messages from flespi channels and updating devices' position
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/Context.java21
-rw-r--r--src/org/traccar/Main.java6
-rw-r--r--src/org/traccar/flespi/ChannelPullTask.java15
-rw-r--r--src/org/traccar/flespi/FlespiClient.java128
4 files changed, 170 insertions, 0 deletions
diff --git a/src/org/traccar/Context.java b/src/org/traccar/Context.java
index 3b24c6460..e582c5256 100644
--- a/src/org/traccar/Context.java
+++ b/src/org/traccar/Context.java
@@ -21,6 +21,9 @@ import com.ning.http.client.AsyncHttpClient;
import java.net.InetAddress;
import java.net.UnknownHostException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
import java.util.Properties;
import org.apache.velocity.app.VelocityEngine;
@@ -43,6 +46,7 @@ import org.traccar.database.StatisticsManager;
import org.traccar.database.UsersManager;
import org.traccar.events.MotionEventHandler;
import org.traccar.events.OverspeedEventHandler;
+import org.traccar.flespi.FlespiClient;
import org.traccar.geocoder.BingMapsGeocoder;
import org.traccar.geocoder.FactualGeocoder;
import org.traccar.geocoder.GeocodeFarmGeocoder;
@@ -263,6 +267,12 @@ public final class Context {
config.getDouble("event.motion.speedThreshold", 0.01));
}
+ private final static List<FlespiClient> flespiClients = new ArrayList<>();
+
+ public static List<FlespiClient> getFlespiClients() {
+ return flespiClients;
+ }
+
public static void init(String[] arguments) throws Exception {
config = new Config();
@@ -411,6 +421,17 @@ public final class Context {
smppClient = new SmppClient();
}
+ if (config.getBoolean("flespi.enable")) {
+ String uri = config.getString("flespi.url");
+ String token = config.getString("flespi.token");
+ String channelIds = config.getString("flespi.channel.ids");
+ List<String> ids = Arrays.asList(channelIds.split(","));
+ if (uri != null && token != null) {
+ for (String channelId : ids) {
+ flespiClients.add(new FlespiClient(uri, token, channelId));
+ }
+ }
+ }
}
public static void init(IdentityManager testIdentityManager) {
diff --git a/src/org/traccar/Main.java b/src/org/traccar/Main.java
index 1e2db2693..0d7c2ecf0 100644
--- a/src/org/traccar/Main.java
+++ b/src/org/traccar/Main.java
@@ -15,9 +15,11 @@
*/
package org.traccar;
+import org.traccar.flespi.FlespiClient;
import org.traccar.helper.Log;
import java.sql.SQLException;
+import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.Locale;
@@ -56,6 +58,10 @@ public final class Main {
public void run() {
Log.info("Shutting down server...");
+ List<FlespiClient> flespiClients = Context.getFlespiClients();
+ for (FlespiClient flespiClient : flespiClients) {
+ flespiClient.stopPullTask();
+ }
if (Context.getWebServer() != null) {
Context.getWebServer().stop();
}
diff --git a/src/org/traccar/flespi/ChannelPullTask.java b/src/org/traccar/flespi/ChannelPullTask.java
new file mode 100644
index 000000000..5e5525ec9
--- /dev/null
+++ b/src/org/traccar/flespi/ChannelPullTask.java
@@ -0,0 +1,15 @@
+package org.traccar.flespi;
+
+public class ChannelPullTask implements Runnable {
+
+ private final FlespiClient flespiClient;
+
+ protected ChannelPullTask(FlespiClient flespiClient) {
+ this.flespiClient = flespiClient;
+ }
+
+ @Override
+ public void run() {
+ flespiClient.channelPull();
+ }
+}
diff --git a/src/org/traccar/flespi/FlespiClient.java b/src/org/traccar/flespi/FlespiClient.java
new file mode 100644
index 000000000..2c98f36b3
--- /dev/null
+++ b/src/org/traccar/flespi/FlespiClient.java
@@ -0,0 +1,128 @@
+package org.traccar.flespi;
+
+
+import com.ning.http.client.AsyncCompletionHandler;
+import com.ning.http.client.Response;
+import org.traccar.Context;
+import org.traccar.helper.Log;
+import org.traccar.model.Device;
+import org.traccar.model.Position;
+
+import javax.json.Json;
+import javax.json.JsonObject;
+import javax.json.JsonNumber;
+import javax.json.JsonReader;
+import javax.json.JsonArray;
+import java.util.Date;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+
+public class FlespiClient {
+ private final String url;
+ private final String token;
+ private final String channel_id;
+ private final ScheduledExecutorService pullChannelExecutor = Executors.newScheduledThreadPool(5);
+ private ScheduledFuture<?> pullTask;
+ private Integer pullDelay = 5;
+ private int nextKey;
+
+ public FlespiClient(String url, String token, String channelId) {
+ this.channel_id = channelId;
+ this.url = url + "/gw/channels/" + channelId + "/messages?data={\"limit_count\":1000000,"
+ + "\"limit_size\":100000000,\"delete\":true,\"timeout\":25,\"curr_key\":%d}";
+ this.token = "FlespiToken " + token;
+
+ schedulePull();
+ }
+
+ private void schedulePull() {
+ pullTask = pullChannelExecutor.scheduleAtFixedRate(new ChannelPullTask(this), 1, pullDelay, TimeUnit.SECONDS);
+ }
+
+ public void stopPullTask() {
+ if (pullTask != null) {
+ pullTask.cancel(false);
+ }
+ }
+
+ protected synchronized void channelPull() {
+ Context.getAsyncHttpClient().prepareGet(String.format(this.url, nextKey))
+ .addHeader("Authorization", this.token)
+ .execute(new AsyncCompletionHandler() {
+ @Override
+ public Object onCompleted(Response response) throws Exception {
+ try (JsonReader reader = Json.createReader(response.getResponseBodyAsStream())) {
+ JsonObject object = reader.readObject();
+ JsonArray result = object.getJsonArray("result");
+ nextKey = object.getInt("next_key", nextKey);
+ Log.debug(String.format("channelPull next_key=%d msgs_count=%d", nextKey, result.size()));
+ for (int i = 0; i < result.size(); i++) {
+ Position position = decodePosition(result.getJsonObject(i));
+ if (position != null && position.getLatitude() != 0 && position.getLongitude() != 0) {
+ Context.getConnectionManager().updateDevice(position.getDeviceId(),
+ Device.STATUS_ONLINE, new Date());
+ Context.getDeviceManager().updateLatestPosition(position);
+ }
+ }
+ JsonArray errors = object.getJsonArray("errors");
+ if (errors != null) {
+ for (int i = 0; i < errors.size(); i++) {
+ JsonObject error = errors.getJsonObject(i);
+ Log.warning("Error in flespi channel: " + error.toString());
+ }
+ if (result == null || result.size() == 0) {
+ stopPullTask();
+ }
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public void onThrowable(Throwable t) {
+ t.printStackTrace();
+ }
+ });
+ }
+
+ private Position decodePosition(JsonObject msg) {
+ Device device = null;
+ try {
+ device = Context.getIdentityManager().getByUniqueId(msg.getString("ident"));
+ } catch (Exception e) {
+ e.printStackTrace();
+ return null;
+ }
+ if (device == null) {
+ return null;
+ }
+ Position position = new Position();
+ position.setDeviceId(device.getId());
+
+
+ position.setProtocol("flespi");
+
+ position.setTime(new Date((long) msg.getJsonNumber("timestamp").doubleValue() * 1000));
+ JsonNumber lat = msg.getJsonNumber("position.latitude");
+ JsonNumber lon = msg.getJsonNumber("position.longitude");
+ position.setLatitude((lat != null && lon != null) ? lat.doubleValue() : 0);
+ position.setLongitude((lat != null && lon != null) ? lon.doubleValue() : 0);
+
+ JsonNumber speed = msg.getJsonNumber("position.speed");
+ position.setSpeed(speed != null ? speed.doubleValue() : 0);
+
+ JsonNumber course = msg.getJsonNumber("position.direction");
+ position.setCourse(course != null ? course.doubleValue() : 0);
+
+ JsonNumber altitude = msg.getJsonNumber("position.altitude");
+ position.setAltitude(altitude != null ? altitude.doubleValue() : 0);
+
+ int satellites = msg.getInt("position.satellites", 0);
+ position.setValid(lat != null && lon != null && satellites >= 3);
+ position.set(Position.KEY_SATELLITES, satellites);
+
+ return position;
+ }
+}