Imdroid/security-monitor
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1、增加ntrip proxy服务

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This commit is contained in:
weidong 2024-06-06 14:33:15 +08:00
parent fe8eb2e07d
commit 4ffc6e732d
8 changed files with 129 additions and 24 deletions
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40
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/executor/D331RtcmMessageExecutor.java Normal file
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@ -0,0 +1,40 @@
package com.imdroid.ntripproxy.executor;
import com.imdroid.ntripproxy.message.D331RtcmMessage;
import com.imdroid.ntripproxy.service.UDPClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
/**
* @author Layton
* @date 2023/2/2 20:49
*/
@Component
public class D331RtcmMessageExecutor implements Executor<D331RtcmMessage, Void> {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
@Autowired
UDPClient rtcmClient;
@Override
public Void execute(D331RtcmMessage message) {
String id = message.getId();
// 补齐tenantId
if (logger.isDebugEnabled()) {
logger.debug("receive d331 message of device: "+id+", seq:"+message.getSeq()+", len:"+message.getLen());
}
// 推送基站数据
byte[] srcData = new byte[message.getSrcBuf().readableBytes()];
message.getSrcBuf().getBytes(0,srcData);
rtcmClient.sendMessage(srcData);
return null;
}
@Override
public Class<?> getMessageType() {
return D331RtcmMessage.class;
}
}

25
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/executor/D341GgaMessageExecutor.java
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@ -1,6 +1,5 @@
package com.imdroid.ntripproxy.executor;
import com.imdroid.common.util.ThreadManager;
import com.imdroid.ntripproxy.message.D341GgaMessage;
import com.imdroid.ntripproxy.service.UDPClient;
import org.slf4j.Logger;
@ -19,18 +18,30 @@ public class D341GgaMessageExecutor implements Executor<D341GgaMessage, Void> {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
@Autowired
UDPClient udpClient;
UDPClient ntripClient;
@Autowired
UDPClient rtcmClient;
@Override
public Void execute(D341GgaMessage message) {
if (logger.isDebugEnabled()) {
logger.debug("receive d341 message of device: "+message.getId()+", seq:"+message.getSeq()+", len:"+message.getLen());
}
// 发给ntrip server
ThreadManager.getFixedThreadPool().submit(() -> {
byte[] data = new byte[message.getTransBuf().readableBytes()];
message.getTransBuf().getBytes(0,data);
udpClient.sendMessage(data);
});
try {
byte[] transData = new byte[message.getTransBuf().readableBytes()];
message.getTransBuf().getBytes(0, transData);
byte[] srcData = new byte[message.getSrcBuf().readableBytes()];
message.getSrcBuf().getBytes(0, srcData);
// send to ntrip server
ntripClient.sendMessage(transData);
// send to rtcm server
rtcmClient.sendMessage(srcData);
}
catch (Exception e){
logger.error("Exception {}",e);
}
return null;
}

1
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/executor/MessageParser.java
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@ -21,6 +21,7 @@ public class MessageParser {
}
static {
types.put((short)0xd331, D331RtcmMessage.class);
types.put((short)0xd333, D333RtcmMessage.class);
types.put((short)0xd341, D341GgaMessage.class);
}

19
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/message/D331RtcmMessage.java Normal file
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@ -0,0 +1,19 @@
package com.imdroid.ntripproxy.message;
import io.netty.buffer.ByteBuf;
import lombok.Data;
import lombok.EqualsAndHashCode;
/**
* @author Layton
* @date 2023/2/2 20:50
*/
@Data
@EqualsAndHashCode(callSuper=true)
public class D331RtcmMessage extends NtripMessage {
@Override
public void decodeBody(ByteBuf src) {
fromDevice = true;
}
}

3
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/message/NtripMessage.java
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@ -21,6 +21,7 @@ public abstract class NtripMessage {
boolean fromDevice = false;
ByteBuf srcBuf;
ByteBuf transBuf;
public void decode(ByteBuf src) {
@ -33,7 +34,7 @@ public abstract class NtripMessage {
this.seq = this.len >> 11;
this.len = this.len & 0x7FF;
this.id = String.valueOf(src.getUnsignedInt(pos));
srcBuf = src;
}
decodeBody(src);
}

20
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/service/NtripClient.java Normal file
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@ -0,0 +1,20 @@
package com.imdroid.ntripproxy.service;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.PostConstruct;
@Service
public class NtripClient extends UDPClient{
@Value("${ntrip.server.host}")
private String ntripHost;
@Value("${ntrip.server.port}")
private int ntripPort;
@PostConstruct
void init(){
super.init(ntripHost, ntripPort);
}
}

20
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/service/RtcmClient.java Normal file
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@ -0,0 +1,20 @@
package com.imdroid.ntripproxy.service;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.PostConstruct;
@Service
public class RtcmClient extends UDPClient{
@Value("${rtcm.server.host}")
private String ntripHost;
@Value("${rtcm.server.port}")
private int ntripPort;
@PostConstruct
void init(){
super.init(ntripHost, ntripPort);
}
}

25
sec-ntrip-proxy/src/main/java/com/imdroid/ntripproxy/service/UDPClient.java
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@ -1,17 +1,11 @@
package com.imdroid.ntripproxy.service;
import com.imdroid.common.util.DataTypeUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.PostConstruct;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
@Service
public class UDPClient {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
@ -19,18 +13,17 @@ public class UDPClient {
private InetAddress inetAddress;
@Value("${ntrip.server.host}")
private String host;
@Value("${ntrip.server.port}")
private int port;
@PostConstruct
public void init() {
public void init(String host, int port) {
this.host = host;
this.port = port;
try {
logger.info("UDP client init "+host + ":" + port);
logger.info("UDP client init "+this.host + ":" + this.port);
this.socket = new DatagramSocket();
this.inetAddress = InetAddress.getByName(host);
this.inetAddress = InetAddress.getByName(this.host);
} catch (Exception e) {
logger.error("初始化udp客户端失败：", e);
}
@ -38,13 +31,13 @@ public class UDPClient {
public void sendMessage(byte[] data) {
try {
if (logger.isDebugEnabled()) {
logger.debug("推送gga到NTRIP Server:{}", DataTypeUtil.getHexString(data));
}
/*if (logger.isDebugEnabled()) {
logger.debug("推送udp {}: {}", port, DataTypeUtil.getHexString(data));
}*/
DatagramPacket packet = new DatagramPacket(data, data.length, inetAddress, port);
socket.send(packet);
} catch (Exception e) {
logger.error("推送ntrip异常:", e);
logger.error("推送异常:", e);
}
}
}