icds/gctrl-spring/gctrl/src/main/java/SDNCtrlAPI.java

278 lines
12 KiB
Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.List;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
/**
* @author couedrao on 27/11/2019.
* @project gctrl
*/
class SDNCtrlAPI {
String redirect_traffic(String olddestip, String newdestip) throws ClientProtocolException, IOException{
String status = "OK";
Main.logger(this.getClass().getSimpleName(), "olddestip = " + olddestip + "; newdestip = " + newdestip);
CloseableHttpClient httpclient = HttpClients.createDefault();
HttpPost httpPost;
String match, actions, inputJson, line;
StringEntity stringEntity;
HttpResponse response;
BufferedReader br;
StringBuffer result;
//On s3: Redirect traffic from gwf2 to gwi2 through s4
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_src\": \"10.0.2.100\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"SET_FIELD\", \"field\":\"eth_dst\", \"value\":\"00:00:00:00:00:20\"}, \n" +
" {\"type\": \"SET_FIELD\", \"field\":\"ipv4_dst\", \"value\":\"10.2.2.2\"}, \n" +
" {\"type\": \"OUTPUT\", \"port\":2} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 3,\n" +
" \"priority\": 1,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
//On s3: Redirect traffic from gwf3 to gwi2 through s4
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_src\": \"10.0.3.100\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"SET_FIELD\", \"field\":\"eth_dst\", \"value\":\"00:00:00:00:00:20\"}, \n" +
" {\"type\": \"SET_FIELD\", \"field\":\"ipv4_dst\", \"value\":\"10.2.2.2\"}, \n" +
" {\"type\": \"OUTPUT\", \"port\":2} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 3,\n" +
" \"priority\": 1,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
//On s3: Redirect traffic from gwf1 to gwi1 through s2
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_src\": \"10.0.1.100\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"OUTPUT\", \"port\":1} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 3,\n" +
" \"priority\": 1,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
//On s4: Redirect traffic from s3 to gwi2
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"in_port\": 1,\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_dst\": \"10.2.2.2\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"OUTPUT\", \"port\":2} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 4,\n" +
" \"priority\": 1,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
//On s4: Redirect traffic from gwf3 to gwi2
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_src\": \"10.0.3.100\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"SET_FIELD\", \"field\":\"eth_dst\", \"value\":\"00:00:00:00:00:20\"}, \n" +
" {\"type\": \"SET_FIELD\", \"field\":\"ipv4_dst\", \"value\":\"10.2.2.2\"}, \n" +
" {\"type\": \"OUTPUT\", \"port\":2} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 4,\n" +
" \"priority\": 1,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
return status;
}
String insert_a_loadbalancer(String oldgwip, String lbip, List<String> newgwsip) {
String status = "OK";
Main.logger(this.getClass().getSimpleName(), "oldgwip = " + oldgwip + "; lbip = " + lbip + "; newgwsip = " + newgwsip);
//TODO
return status;
}
String remove_less_important_traffic(String importantsrcip) throws ClientProtocolException, IOException{
String status = "OK";
CloseableHttpClient httpclient = HttpClients.createDefault();
HttpPost httpPost;
String match, actions, inputJson, line;
StringEntity stringEntity;
HttpResponse response;
BufferedReader br;
StringBuffer result;
Main.logger(this.getClass().getSimpleName(), "importantsrcip = " + importantsrcip);
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048,\n" +
" \"ipv4_src\": \""+importantsrcip+"\"\n" +
"}";
actions = "[\n" +
" {\"type\": \"OUTPUT\", \"port\":1} \n" +
"]";
inputJson = "{\n" +
" \"dpid\": 3,\n" +
" \"priority\": 3,\n" +
" \"match\": "+match+",\n" +
" \"actions\": "+actions+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
httpPost = new HttpPost("http://127.0.0.1:8080/stats/flowentry/add");
httpPost.setHeader("Accept", "application/json");
httpPost.setHeader("Content-type", "application/json");//vnfinfos.get("image")
match = "{\n" +
" \"ipv4_dst\": \"10.2.2.1\",\n" +
" \"eth_type\": 2048\n" +
"}";
inputJson = "{\n" +
" \"dpid\": 3,\n" +
" \"priority\": 2,\n" +
" \"match\": "+match+"\n" +
"}";
stringEntity = new StringEntity(inputJson);
httpPost.setEntity(stringEntity);
response = httpclient.execute(httpPost);
br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));
if (response.getStatusLine().getStatusCode() != 200) {
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
result = new StringBuffer();
line = "";
while ((line = br.readLine()) != null) {
System.out.println("Response : \n" + result.append(line));
}
return status;
}
}