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First draft of client

This commit is contained in:
giomba 2019-11-16 16:30:10 +01:00
parent 21ce0d17ff
commit 7a789c5e66
7 changed files with 256 additions and 0 deletions
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20
client/.classpath Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" output="target/classes" path="src">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="output" path="target/classes"/>
</classpath>

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client/.gitignore vendored Normal file
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/bin/
/target/

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client/.project Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>client</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>

8
client/.settings/org.eclipse.jdt.core.prefs Normal file
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eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
org.eclipse.jdt.core.compiler.compliance=1.8
org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
org.eclipse.jdt.core.compiler.release=disabled
org.eclipse.jdt.core.compiler.source=1.8

59
client/Californium.properties Normal file
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#Californium CoAP Properties file
#Sat Nov 16 16:27:06 CET 2019
HEALTH_STATUS_INTERVAL=0
ACK_TIMEOUT=2000
UDP_CONNECTOR_SEND_BUFFER=0
ACK_TIMEOUT_SCALE=2.0
HTTP_SERVER_SOCKET_TIMEOUT=100000
USE_RANDOM_MID_START=true
BLOCKWISE_STRICT_BLOCK2_OPTION=false
MAX_ACTIVE_PEERS=150000
PROTOCOL_STAGE_THREAD_COUNT=4
BLOCKWISE_STATUS_LIFETIME=300000
MAX_RESOURCE_BODY_SIZE=8192
HTTP_CACHE_SIZE=32
UDP_CONNECTOR_DATAGRAM_SIZE=2048
UDP_CONNECTOR_RECEIVE_BUFFER=0
DTLS_CONNECTION_ID_NODE_ID=
MAX_TRANSMIT_WAIT=93000
NOTIFICATION_REREGISTRATION_BACKOFF=2000
DEDUPLICATOR=DEDUPLICATOR_MARK_AND_SWEEP
COAP_PORT=5683
MID_TACKER=GROUPED
COAP_SECURE_PORT=5684
NETWORK_STAGE_RECEIVER_THREAD_COUNT=1
HTTP_CACHE_RESPONSE_MAX_AGE=86400
MULTICAST_BASE_MID=65000
HTTP_SERVER_SOCKET_BUFFER_SIZE=8192
EXCHANGE_LIFETIME=247000
TLS_HANDSHAKE_TIMEOUT=10000
DEDUPLICATOR_AUTO_REPLACE=true
TCP_CONNECTION_IDLE_TIMEOUT=10
LEISURE=5000
HTTP_PORT=8080
DTLS_CONNECTION_ID_LENGTH=
NOTIFICATION_CHECK_INTERVAL=86400000
CONGESTION_CONTROL_ALGORITHM=Cocoa
RESPONSE_MATCHING=STRICT
MID_TRACKER_GROUPS=16
TOKEN_SIZE_LIMIT=8
NETWORK_STAGE_SENDER_THREAD_COUNT=1
TCP_WORKER_THREADS=1
SECURE_SESSION_TIMEOUT=86400
TCP_CONNECT_TIMEOUT=10000
MAX_RETRANSMIT=4
MAX_MESSAGE_SIZE=1024
ACK_RANDOM_FACTOR=1.5
NSTART=1
MAX_LATENCY=100000
PROBING_RATE=1.0
USE_CONGESTION_CONTROL=false
MAX_SERVER_RESPONSE_DELAY=250000
CROP_ROTATION_PERIOD=247000
MAX_PEER_INACTIVITY_PERIOD=600
UDP_CONNECTOR_OUT_CAPACITY=2147483647
DTLS_AUTO_RESUME_TIMEOUT=30000
PREFERRED_BLOCK_SIZE=512
NON_LIFETIME=145000
NOTIFICATION_CHECK_INTERVAL_COUNT=100
MARK_AND_SWEEP_INTERVAL=10000

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client/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>it.unipi.ing.ce.netpp</groupId>
<artifactId>client</artifactId>
<version>2019.11.0</version>
<dependencies>
<dependency>
<groupId>org.eclipse.californium</groupId>
<artifactId>californium-core</artifactId>
<version>2.0.0-M18</version>
</dependency>
<dependency>
<groupId>javax.json</groupId>
<artifactId>javax.json-api</artifactId>
<version>1.1.4</version>
</dependency>
<dependency>
<groupId>org.glassfish</groupId>
<artifactId>javax.json</artifactId>
<version>1.1</version>
</dependency>
</dependencies>
<build>
<sourceDirectory>src</sourceDirectory>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-eclipse-plugin</artifactId>
<version>2.9</version>
<configuration>
<downloadSources>true</downloadSources>
<downloadJavadocs>false</downloadJavadocs>
</configuration>
</plugin>
<!-- Set a compiler level -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<!-- Maven Assembly Plugin -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>2.4.1</version>
<configuration>
<!-- get all project dependencies -->
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
<!-- MainClass in mainfest make a executable jar -->
<archive>
<manifest>
<mainClass>netpp.client.Main</mainClass>
</manifest>
</archive>
</configuration>
<executions>
<execution>
<id>make-assembly</id>
<!-- bind to the packaging phase -->
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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client/src/netpp/client/Main.java Normal file
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package netpp.client;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import javax.json.Json;
import javax.json.JsonArray;
import javax.json.JsonObject;
import javax.json.JsonReader;
import org.eclipse.californium.core.CoapClient;
import org.eclipse.californium.core.CoapResponse;
import org.eclipse.californium.elements.exception.ConnectorException;
public class Main {
public static void main(String[] args) {
if (args.length < 1) {
System.err.println("[F] Bad parameters");
System.err.println("Usage: ");
System.err.println("$ exe <url>");
System.err.println();
System.err.println("Example:");
System.err.println("$ exe coap://[2001:db8::0]/urn:it.unipi.ing.ce.netpp:c00000003");
System.exit(1);
}
/* getting parameter from CLI */
final String url = args[0];
/* subscribe to every node specified */
System.err.println("[I] GET " + url);
CoapClient client = new CoapClient(url);
CoapResponse response = null;
try {
response = client.get();
} catch (ConnectorException | IOException e) {
e.printStackTrace();
System.exit(1);
}
/* parse SenML JSON */
byte[] payload = response.getPayload();
ByteArrayInputStream bis = new ByteArrayInputStream(payload);
JsonReader reader = Json.createReader(bis);
JsonArray senml = reader.readArray();
JsonObject measurement = senml.getJsonObject(0);
String resourceName = measurement.getString("n");
int resourceValue = measurement.getInt("v");
/* output result */
System.out.println("Read Resource");
System.out.println("name: " + resourceName);
System.out.println("value: " + resourceValue);
System.exit(0);
}
}