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Distributed Computing and Network Fusion System
Commit 8ea4e48b authored by wutu's avatar wutu
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完成容器集群的动态扩缩容模块

parent 2e48bc41
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Showing with 486 additions and 30 deletions
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/controller/IndexController.java
View file @ 8ea4e48b
......@@ -114,13 +114,6 @@ public class IndexController {
return clusterService.getContainerIdsByClusterId(clusterId, containerName);
}
@RequestMapping(value = "/createNetwork")
public String createNetwork(long clusterId, String appName) {
// TODO: 测试用
// 判断是否存在
return clusterService.createNetwork(clusterId, appName);
}
private static class NetworkMonitorThread implements Runnable {
private String containerId;
private ConcurrentHashMap<String, ContainerInfo> map;
......@@ -176,6 +169,11 @@ public class IndexController {
return "success";
}
@RequestMapping(value = "/forwardTraffic")
public boolean forwardTraffic(String forwardContainer, String targetContainer, int port) {
return topologyService.forwardTraffic(forwardContainer, targetContainer, port);
}
private int[][] parseString(String topology) {
String[] lines = topology.split(";");
int x = lines.length;
......@@ -190,4 +188,14 @@ public class IndexController {
}
return topo;
}
@RequestMapping(value = "/adjustCluster", method = RequestMethod.POST)
public String adjustCluster(@RequestBody ClusterConfig clusterConfig) {
// 判断id
if (clusterConfig.getId() == 0) {
return "没有设置clusterid";
}
String res = clusterService.adjustCluster(clusterConfig);
return res;
}
}
\ No newline at end of file
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/ClusterService.java
View file @ 8ea4e48b
......@@ -20,6 +20,10 @@ public interface ClusterService {
// 创建容器组
long initContainers(ClusterConfig clusterConfig);
// 动态调整容器规模，涉及到网络的一个调整
String adjustCluster(ClusterConfig clusterConfig);
// 获取集群列表
Set<Long> getClusterIds();
// 通过集群Id获取集群中包含的容器IDs
......
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/IpService.java
View file @ 8ea4e48b
......@@ -14,4 +14,6 @@ public interface IpService {
* @return Ipv4的地址
*/
String assignIpString(String networkSegment, String containerId);
String getContainerIp(String containerId);
}
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/TopologyService.java
View file @ 8ea4e48b
......@@ -18,4 +18,10 @@ public interface TopologyService {
void initTopo(ClusterConfig clusterConfig);
void createTopo(long clusterId, NetworkTopology topology);
boolean forwardTraffic(String containerId1, String containerId2, int port);
NetworkTopology getTopology(Long clusterId);
void createLinkForNewer(Long clusterId, String appName, String containerId);
}
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/impl/ClusterServiceImpl.java
View file @ 8ea4e48b
......@@ -7,6 +7,7 @@ import org.springframework.stereotype.Service;
import top.ninwoo.edgecenter.entity.ClusterConfig;
import top.ninwoo.edgecenter.entity.ContainerDescription;
import top.ninwoo.edgecenter.service.ClusterService;
import top.ninwoo.edgecenter.service.TopologyService;
import top.ninwoo.utils.entity.DockerContainer;
import top.ninwoo.utils.entity.NetworkInfo;
import top.ninwoo.utils.entity.OvsBridge;
......@@ -46,6 +47,9 @@ public class ClusterServiceImpl implements ClusterService {
@Autowired
OSUtils osUtils;
@Autowired
TopologyService topologyService;
/**
* 定时更新容器列表
*/
......@@ -121,6 +125,65 @@ public class ClusterServiceImpl implements ClusterService {
return clusterConfig.getId();
}
// 动态调整容器规模，涉及到网络的一个调整
@Override
public String adjustCluster(ClusterConfig clusterConfig) {
// 这里要求集群的配置在调整之前必须存在
if(!clustersInfo.containsKey(clusterConfig.getId())) {
return "集群配置不存在，请先初始化";
}
// 拿到当前的集群情况
Map<String, Set<String>> apps = clustersInfo.get(clusterConfig.getId());
// 与新的配置文件进行一一比较
// TODO:这里实际上应该访问数据库，对比数据库中的配置数据
List<ContainerDescription> dockers = clusterConfig.getDockers();
for (ContainerDescription docker : dockers) {
String appName = docker.getDockerContainer().getName();
if(!apps.containsKey(appName)) {
// 如果不包含这个app的名称，暂时不支持创建新的节点
return "暂不支持创建新的应用集群！";
}
// 对比docker的容器数量
int change = docker.getReplicas() - apps.get(appName).size();
// 执行扩缩容
updateContainerScale(docker.getDockerContainer(), change, apps.get(appName), clusterConfig.getId());
}
return "success";
}
public void updateContainerScale(DockerContainer dockerContainer, int change, Set<String> cids, Long clusterId) {
// 备份原来的容器名称
String name = dockerContainer.getName();
if(change > 0) {
// 扩容
for (int i = 0; i < change; i++) {
// 先修改容器的名称
dockerContainer.setName(name + "_" + cids.size());
DockerContainer newContainer = dockerService.runDocker(dockerContainer);
cids.add(newContainer.getId());
dockerService.addNewContainerId(newContainer);
// 创建相同的网络
topologyService.createLinkForNewer(clusterId, name, newContainer.getId());
}
} else if(change < 0) {
// 缩容
int size = cids.size();
for (int i = 0; i < (-change); i++) {
// step1 通过容器名称进行删除
String cName = name + "_" + (size - 1 - i);
String cid = dockerService.deleteDockerByName(cName);
// 从容器列表中移除
cids.remove(cid);
// step 2 删除ovs上多余的网络
ovsDockerService.deleteContainerPorts(cid);
}
}
// 把docker容器配置恢复初始状态
dockerContainer.setName(name);
}
/**
* @description 保存配置文件到数据库
* @param clusterConfig
......
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/impl/IpServiceImpl.java
View file @ 8ea4e48b
......@@ -31,4 +31,12 @@ public class IpServiceImpl implements IpService {
ipMap.put(containerId, ip);
return ip;
}
@Override
public String getContainerIp(String containerId) {
if(!ipMap.containsKey(containerId)) {
throw new RuntimeException("docker容器并没有设置ip地址");
}
return ipMap.get(containerId);
}
}
bishe-edge-center/src/main/java/top/ninwoo/edgecenter/service/impl/TopologyServiceImpl.java
View file @ 8ea4e48b
......@@ -9,10 +9,12 @@ import top.ninwoo.edgecenter.entity.NetworkTopology;
import top.ninwoo.edgecenter.service.ClusterService;
import top.ninwoo.edgecenter.service.IpService;
import top.ninwoo.edgecenter.service.TopologyService;
import top.ninwoo.utils.service.IptablesService;
import top.ninwoo.utils.service.OVSService;
import top.ninwoo.utils.service.OvsDockerService;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
/**
* @Author joliu
......@@ -22,6 +24,8 @@ import java.util.Set;
@Service
public class TopologyServiceImpl implements TopologyService {
private final static Logger LOG = LoggerFactory.getLogger(TopologyServiceImpl.class);
// 用于存储集群的拓扑
private ConcurrentHashMap<Long, NetworkTopology> clustersTopo = new ConcurrentHashMap<>();
@Autowired
OVSService ovsService;
......@@ -36,6 +40,9 @@ public class TopologyServiceImpl implements TopologyService {
@Autowired
IpService ipService;
@Autowired
IptablesService iptablesService;
@Override
public void initTopo(ClusterConfig clusterConfig) {
// 获取topology
......@@ -66,6 +73,7 @@ public class TopologyServiceImpl implements TopologyService {
}
}
}
clustersTopo.put(clusterId, topology);
}
public void addLink(long clusterId, String appName1, String appName2) {
......@@ -153,4 +161,75 @@ public class TopologyServiceImpl implements TopologyService {
throw new RuntimeException("Physical topology does not support c2c link.");
}
}
/**
* 将从container1中的流量转发到container2中
* @param containerId1
* @param containerId2
* @param port
* @return
*/
@Override
public boolean forwardTraffic(String containerId1, String containerId2, int port) {
// 查询到container1的ip地址
String ip1 = ipService.getContainerIp(containerId1);
// 查询到container2的ip地址
String ip2 = ipService.getContainerIp(containerId2);
// 在container1中设置转发
return iptablesService.forwardTraffic(containerId1, ip1, port, ip2, port);
}
@Override
public NetworkTopology getTopology(Long clusterId) {
if(!clustersTopo.containsKey(clusterId)) {
return null;
}
return clustersTopo.get(clusterId);
}
/**
* 为新加入的容器创建网络
* @param clusterId
* @param appName
* @param containerId
*/
@Override
public void createLinkForNewer(Long clusterId, String appName, String containerId) {
// 找到topo
if(!clustersTopo.containsKey(clusterId)) {
LOG.warn("clusterId[" + clusterId + "] 拓扑不存在！");
return;
}
NetworkTopology networkTopology = clustersTopo.get(clusterId);
String[] appNames = networkTopology.getAppNames();
// 判断appName的坐标
int index = 0;
for (String name : appNames) {
if(name.equals(appName)) {
break;
}
index++;
}
if(index == appNames.length) {
LOG.warn("appName[" + appName + "]不存在！");
return;
}
// 遍历第topo[index]行,根据连接关系创建网络
int[][] topology = networkTopology.getTopology();
for (int i = 0; i < topology[index].length; i++) {
if(topology[i][index] == 1) {
// 创建连接
// 一端已经确定是容器
if(appNames[i].startsWith("br:")) {
String ovsName = appNames[i].substring(3);
// 添加和交换机的网络链接
String ip = ipService.assignIpString("10.10.1.0/24", containerId);
// ovsDockerService.addPort(ovsName, "eth1", containerName, "ip");
ovsDockerService.addPort(ovsName, "eth1", containerId, ip);
}
// 容器跟容器不能相连， 容器跟远端交换机也不能相连
}
}
}
}
bishe-utils/src/main/java/top/ninwoo/utils/entity/ChainEntity.java
View file @ 8ea4e48b
......@@ -18,6 +18,8 @@ public class ChainEntity {
private String destination;
private ChainType type;
private String more;
private ChainEntity() {
}
......@@ -33,6 +35,7 @@ public class ChainEntity {
this.target = builder.target;
this.type = builder.type;
this.id = builder.id;
this.more = builder.more;
}
public static class Builder {
......@@ -46,7 +49,7 @@ public class ChainEntity {
private String source;
private String destination;
private String opt;
private String more;
private ChainType type;
public Builder() {
......@@ -146,6 +149,16 @@ public class ChainEntity {
return this.type;
}
public String more() {
return this.more;
}
public Builder more(String more) {
this.more = more;
return this;
}
public Builder type(ChainType type) {
this.type = type;
return this;
......@@ -241,6 +254,14 @@ public class ChainEntity {
this.type = type;
}
public String getMore() {
return more;
}
public void setMore(String more) {
this.more = more;
}
@Override
public String toString() {
return "ChainEntity{" +
......
bishe-utils/src/main/java/top/ninwoo/utils/entity/ChainType.java
View file @ 8ea4e48b
......@@ -6,7 +6,8 @@ package top.ninwoo.utils.entity;
* @Date　Create in 下午10:47 2019/10/28
*/
public enum ChainType {
INPUT("INPUT"), FORWARD("FORWARD"), OUTPUT("OUTPUT");
INPUT("INPUT"), FORWARD("FORWARD"), OUTPUT("OUTPUT"),
PREROUTING("PREROUTING"), POSTROUTING("POSTROUTING");
private String name;
ChainType(String name) {
this.name = name;
......
bishe-utils/src/main/java/top/ninwoo/utils/service/DockerService.java
View file @ 8ea4e48b
......@@ -9,6 +9,8 @@ import java.util.Map;
import java.util.Set;
public interface DockerService {
void addNewContainerId(DockerContainer newContainer);
/**
* 启动一个Docker容器
* @param container
......@@ -38,6 +40,8 @@ public interface DockerService {
*/
int getContainersNumber(boolean isAll);
String deleteDockerByName(String name);
/**
* 通过容器id关闭容器
* @param id
......
bishe-utils/src/main/java/top/ninwoo/utils/service/IptablesService.java
View file @ 8ea4e48b
......@@ -17,6 +17,10 @@ public interface IptablesService {
List<ChainEntity> getIptablesByContainerId(String containerId, ChainType chainType);
List<ChainEntity> getIptablesByContainerId(String containerId, ChainType chainType, String type);
ChainEntity getIptablesByContainerId(String containerId, ChainType chainType, int lineNumber);
void checkCache(String containerId);
void deleteIptable(String containerId, ChainEntity chainEntity);
......@@ -24,4 +28,6 @@ public interface IptablesService {
void deleteIptablesFromList(String containerId, ChainEntity chainEntity);
void deleteIptableById(String containerId, ChainType type, int lineNumber);
boolean forwardTraffic(String containerId, String selfIp, int selfPort, String toIp, int toPort);
}
bishe-utils/src/main/java/top/ninwoo/utils/service/OVSService.java
View file @ 8ea4e48b
......@@ -16,4 +16,6 @@ public interface OVSService {
boolean linkOvs(String br1, String br2);
boolean setVxlan(String bridgeName, String remoteIp);
boolean delBridgePort(String bridgeName, String portName);
}
bishe-utils/src/main/java/top/ninwoo/utils/service/OvsDockerService.java
View file @ 8ea4e48b
package top.ninwoo.utils.service;
import java.util.Set;
/**
* @author joliu
* @date 2019-10-16
*/
public interface OvsDockerService {
String addPort(String bridgeName, String devName, String containerId, String ip);
Set<String> getContainerPorts(String containerId);
void deleteContainerPorts(String containerId);
}
\ No newline at end of file
bishe-utils/src/main/java/top/ninwoo/utils/service/impl/DockerServiceImpl.java
View file @ 8ea4e48b
......@@ -31,7 +31,12 @@ public class DockerServiceImpl implements DockerService, InitializingBean {
// 停止的Docker
private ConcurrentHashMap<String, DockerContainer> allContainers = new ConcurrentHashMap<>();
private ReentrantLock lock = new ReentrantLock();
// 可能有线程安全问题
@Override
public void addNewContainerId(DockerContainer newContainer) {
runingContainers.put(newContainer.getId(), newContainer);
allContainers.put(newContainer.getId(), newContainer);
}
/**
* 将DockerClient获取的到结果封装成为我们自定义的数据结构
......@@ -88,6 +93,16 @@ public class DockerServiceImpl implements DockerService, InitializingBean {
return dockerContainer;
}
@Override
public String deleteDockerByName(String name) {
String cid = dockerUtils.getDockerIdByName(name);
if("".equals(cid)) {
throw new RuntimeException("不存在这个容器名称[" + name + "]");
}
dockerUtils.deleteDockerById(name);
return cid;
}
@Override
public boolean deleteDockerById(String id) {
return dockerUtils.deleteDockerById(id);
......
bishe-utils/src/main/java/top/ninwoo/utils/service/impl/IptablesServiceImpl.java
View file @ 8ea4e48b
......@@ -24,31 +24,52 @@ import java.util.concurrent.locks.ReentrantReadWriteLock;
@Service
public class IptablesServiceImpl implements IptablesService {
// 以容器为单位维护着每个容器的iptables
// 这里里边只是维护了filter的表结构
private ConcurrentHashMap<String, Map<String, List<ChainEntity>>> allIptables
= new ConcurrentHashMap<>();
// 维护nat表结构
private ConcurrentHashMap<String, Map<String, List<ChainEntity>>> natIpatbles
= new ConcurrentHashMap<>();
private final ReentrantReadWriteLock rwLock = new ReentrantReadWriteLock();
@Autowired
IptablesUtils iptablesUtils;
// 这个服务中不需要进行任务的定时更新，默认其他人无法访问docker容器中的配置
/**
* 根据容器Id查询全部的iptables信息
* 根据容器Id查询全部的iptables信息,默认查询的是Filter
* 这里的容器id，要求必须存在，需要在调用前进行验证
* @param containerId
* @return
*/
@Override
public Map<String, List<ChainEntity>> getIptablesByContainerId(String containerId) {
checkCache(containerId);
return getIpatblesByContainerId(containerId, "filter");
}
/**
* 查看iptables信息
* @param containerId
* @param type
* @return
*/
public Map<String, List<ChainEntity>> getIpatblesByContainerId(String containerId, String type) {
Map<String, List<ChainEntity>> res = null;
try {
rwLock.readLock().lock();
return allIptables.get(containerId);
switch (type) {
case "filter":
res = allIptables.get(containerId);
break;
case "nat":
res = natIpatbles.get(containerId);
break;
}
} finally {
rwLock.readLock().unlock();
}
return res;
}
/**
......@@ -59,16 +80,30 @@ public class IptablesServiceImpl implements IptablesService {
*/
@Override
public List<ChainEntity> getIptablesByContainerId(String containerId, ChainType chainType) {
return getIptablesByContainerId(containerId, chainType, "filter");
}
@Override
public List<ChainEntity> getIptablesByContainerId(String containerId, ChainType chainType, String type) {
List<ChainEntity> res = null;
checkCache(containerId);
try {
rwLock.readLock().lock();
return allIptables.get(containerId).get(chainType.toString());
switch (type) {
case "filter":
res = allIptables.get(containerId).get(chainType.toString());
break;
case "nat":
res = natIpatbles.get(containerId).get(chainType.toString());
break;
}
} finally {
rwLock.readLock().unlock();
}
return res;
}
@Override
public ChainEntity getIptablesByContainerId(String containerId, ChainType chainType, int lineNumber) {
checkCache(containerId);
List<ChainEntity> chains = getIptablesByContainerId(containerId, chainType);
......@@ -94,6 +129,14 @@ public class IptablesServiceImpl implements IptablesService {
}
}
}
if(!natIpatbles.containsKey(containerId)) {
synchronized (natIpatbles) {
if(!natIpatbles.containsKey(containerId)) {
Map<String, List<ChainEntity>> nat = iptablesUtils.showIptablesDetail(containerId, "nat");
natIpatbles.put(containerId, nat);
}
}
}
}
/**
......@@ -177,7 +220,7 @@ public class IptablesServiceImpl implements IptablesService {
* @param chainEntity
*/
private void insertIntoIptables(String containerId, ChainEntity chainEntity) {
List<ChainEntity> chainEntities = allIptables.get(containerId).get(chainEntity.getType());
List<ChainEntity> chainEntities = allIptables.get(containerId).get(chainEntity.getType().toString());
chainEntities.forEach(c -> {c.setId(c.getId() + 1);});
chainEntities.add(0, chainEntity);
}
......@@ -197,7 +240,7 @@ public class IptablesServiceImpl implements IptablesService {
iptablesUtils.addIptable(containerId, "append", chainEntity.getType(),
chainEntity.getSource(), chainEntity.getDestination(), chainEntity.getTarget());
// 再添加alliptables最后一个
List<ChainEntity> chainEntities = allIptables.get(containerId).get(chainEntity.getType());
List<ChainEntity> chainEntities = allIptables.get(containerId).get(chainEntity.getType().toString());
chainEntity.setId(chainEntities.size());
chainEntities.add(chainEntity);
} finally {
......@@ -205,4 +248,92 @@ public class IptablesServiceImpl implements IptablesService {
}
return chainEntity;
}
/**
* 转发流量到其他容器
* @param containerId 执行转发操作的容器id
* @param selfIp 执行转发操作的容器ip
* @param selfPort 执行转发操作的容器端口
* @param toIp 转发的目的ip地址
* @param toPort 转发的目的端口
* @return
*/
@Override
public boolean forwardTraffic(String containerId, String selfIp, int selfPort, String toIp, int toPort) {
/**
*
Chain PREROUTING (policy ACCEPT 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
1 60 DNAT tcp -- * * 0.0.0.0/0 172.17.0.3 tcp dpt:5001 to:172.17.0.4:5001
Chain INPUT (policy ACCEPT 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
Chain POSTROUTING (policy ACCEPT 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
1 60 SNAT tcp -- * * 0.0.0.0/0 172.17.0.4 tcp dpt:5001 to:172.17.0.3
Chain OUTPUT (policy ACCEPT 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
*/
// TODO: 这个实现借口还需要进一步的封装，这里采用一种不是很合理的结构创建
// 正向
selfIp = selfIp.substring(0, selfIp.length() - 3);
toIp = toIp.substring(0, toIp.length() - 3);
String preRouting = "iptables -t nat -A PREROUTING -d " + selfIp + " -p tcp --dport "
+ selfPort + " -j DNAT --to-destination " + toIp + ":" + toPort;
// 回路
String postRouting = "iptables -t nat -A POSTROUTING -d " + toIp + " -p tcp --dport " + toPort + " -j SNAT --to-source " + selfIp;
// 下发iptables
String s = iptablesUtils.supperiseCmd(containerId, preRouting);
if (!"".equals(s)) {
System.out.println(s);
return false;
}
// 这里构建一个iptables
ChainEntity chainEntity = new ChainEntity.Builder()
.type(ChainType.PREROUTING)
.target("DNAT")
.prot("tcp")
.opt("--")
.in("*")
.out("*")
.source("0.0.0.0/0")
.destination(selfIp)
.more("tcp dpt:" + selfIp + " to:" + toIp + ":" + toPort)
.build();
checkCache(containerId);
List<ChainEntity> chainEntities = natIpatbles.get(containerId).get(chainEntity.getType().toString());
chainEntity.setId(chainEntities.size());
chainEntities.add(chainEntity);
// 插入到natIptables中
s = iptablesUtils.supperiseCmd(containerId, postRouting);
if(!"".equals(s)) {
System.out.println(s);
return false;
}
// 构建一个iptables
// 插入到natIptables中
//pkts bytes target prot opt in out source destination
// 1 60 SNAT tcp -- * * 0.0.0.0/0 172.17.0.4 tcp dpt:5001 to:172.17.0.3
ChainEntity chainEntity2 = new ChainEntity.Builder()
.type(ChainType.POSTROUTING)
.target("DNAT")
.prot("tcp")
.opt("--")
.in("*")
.out("*")
.source("0.0.0.0/0")
.destination(selfIp)
.more("tcp dpt:" + selfIp + " to:" + toIp + ":" + toPort)
.build();
List<ChainEntity> chainEntities2 = natIpatbles.get(containerId).get(chainEntity2.getType().toString());
chainEntity2.setId(chainEntities2.size());
chainEntities2.add(chainEntity2);
return true;
}
}
bishe-utils/src/main/java/top/ninwoo/utils/service/impl/OVSServiceImpl.java
View file @ 8ea4e48b
......@@ -186,11 +186,25 @@ public class OVSServiceImpl implements OVSService, InitializingBean {
@Override
public boolean setVxlan(String bridgeName, String remoteIp) {
// TODO： 最好再校验一下RemoteIp是否合法
if(!isBridge(bridgeName)) {
if (!isBridge(bridgeName)) {
LOG.warn("bridge[" + bridgeName + "] 不存在");
return false;
}
return ovsUtils.setVxlan(bridgeName, remoteIp);
}
/**
* 删除ovs port
* @param bridgeName
* @param portName
* @return
*/
@Override
public boolean delBridgePort(String bridgeName, String portName) {
if(!isBridge(bridgeName)) {
LOG.warn("bridge[" + bridgeName + "]不存在");
return false;
}
return ovsUtils.delBridgePort(bridgeName, portName);
}
}
bishe-utils/src/main/java/top/ninwoo/utils/service/impl/OvsDockerServiceImpl.java
View file @ 8ea4e48b
......@@ -8,8 +8,15 @@ import top.ninwoo.utils.service.OvsDockerService;
import top.ninwoo.utils.util.LinuxCtlUtils;
import top.ninwoo.utils.util.OvsDockerUtils;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
@Service
public class OvsDockerServiceImpl implements OvsDockerService {
// 在这里维护docker 和 ovs port之间的关联
private ConcurrentHashMap<String, Set<String>> dockerPorts = new ConcurrentHashMap<>();
@Autowired
OvsDockerUtils ovsDockerUtils;
......@@ -29,6 +36,37 @@ public class OvsDockerServiceImpl implements OvsDockerService {
throw new RuntimeException("容器[" + containerId + "]不存在");
}
return ovsDockerUtils.addPort(bridgeName, devName, containerId, ip);
String portId = ovsDockerUtils.addPort(bridgeName, devName, containerId, ip);
if (!dockerPorts.containsKey(containerId)) {
dockerPorts.put(containerId, new HashSet<String>());
}
dockerPorts.get(containerId).add(bridgeName + ":" + portId);
return portId;
}
/**
* 获取docker的ovs网络端口
* @param containerId
* @return
*/
@Override
public Set<String> getContainerPorts(String containerId) {
if(!dockerPorts.containsKey(containerId)) {
return new HashSet<>();
}
return dockerPorts.get(containerId);
}
@Override
public void deleteContainerPorts(String containerId) {
// 获取docker端口
Set<String> containerPorts = getContainerPorts(containerId);
containerPorts.forEach( p -> {
String br = p.split(":")[0];
String port = p.split(":")[1];
ovsService.delBridgePort(br, port);
});
}
}
bishe-utils/src/main/java/top/ninwoo/utils/util/DockerUtils.java
View file @ 8ea4e48b
......@@ -40,4 +40,6 @@ public interface DockerUtils {
String execInDocker(String containerId, String... args);
boolean startContainer(String containerId);
String getDockerIdByName(String name);
}
bishe-utils/src/main/java/top/ninwoo/utils/util/IptablesUtils.java
View file @ 8ea4e48b
......@@ -15,12 +15,16 @@ import java.util.Map;
public interface IptablesUtils {
Map<String, List<ChainEntity>> showIptablesDetail(String containerId);
Map<String, List<ChainEntity>> showIptablesDetail(String containerId, String type);
String addIptable(String containerId, String kind, ChainType chainType, String source, String destination, String policy);
String delIptable(String containerId, ChainType chainType, String source, String destination, String policy);
String delIptable(String containerId, TableType tableType, ChainType chainType, int lineNumber);
String supperiseCmd(String containerId, String cmd);
boolean modifyIptable(String containerId, ChainType chainType, String source, String destination, String policy, int lineNumber);
boolean flushIptables(String containerId, ChainType chainType);
......
bishe-utils/src/main/java/top/ninwoo/utils/util/OvsUtils.java
View file @ 8ea4e48b
......@@ -59,12 +59,7 @@ public interface OvsUtils {
*/
boolean addBridgePort(String bridgeName, String port);
/**
* 删除指定的端口
* @param bridgeName
* @param port
*/
boolean delBridgePort(String bridgeName, int port);
boolean delBridgePort(String bridgeName, String port);
String[] createVethPair(String br1, String br2);
......
bishe-utils/src/main/java/top/ninwoo/utils/util/impl/DockerUtilsImpl.java
View file @ 8ea4e48b
......@@ -195,4 +195,16 @@ public class DockerUtilsImpl implements DockerUtils {
}
return false;
}
@Override
public String getDockerIdByName(String name) {
try {
return dockerClient.inspectContainer(name).id();
} catch (DockerException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
return "";
}
}
bishe-utils/src/main/java/top/ninwoo/utils/util/impl/IptablesUtilsImpl.java
View file @ 8ea4e48b
......@@ -30,6 +30,11 @@ public class IptablesUtilsImpl implements IptablesUtils {
@Override
public Map<String, List<ChainEntity>> showIptablesDetail(String containerId) {
return showIptablesDetail(containerId, "filter");
}
@Override
public Map<String, List<ChainEntity>> showIptablesDetail(String containerId, String type) {
/**
* Chain INPUT (policy ACCEPT 0 packets, 0 bytes)
* pkts bytes target prot opt in out source destination
......@@ -45,7 +50,19 @@ public class IptablesUtilsImpl implements IptablesUtils {
map.put("INPUT", new ArrayList<>());
map.put("FORWARD", new ArrayList<>());
map.put("OUTPUT", new ArrayList<>());
String result = dockerUtils.execInDocker(containerId, new String[]{"iptables", "--line", "-vnL"});
map.put("PREROUTING", new ArrayList<>());
map.put("POSTROUTING", new ArrayList<>());
String cmd = "";
switch (type) {
case "filter":
cmd = "iptables --lines -vnL";
break;
case "nat":
cmd = "iptables -t nat --lines -vnL";
break;
}
String result = dockerUtils.execInDocker(containerId, cmd.split(" "));
String[] lines = result.split("\n");
ChainEntity.Builder builder = ChainEntity.builder();
String key = "";
......@@ -74,7 +91,7 @@ public class IptablesUtilsImpl implements IptablesUtils {
String[] s = lines[i].replaceAll(" +", " ").trim().split(" ");
ChainEntity chain;
if(s.length == 10) {
if(s.length >= 10) {
chain = builder.id(Integer.parseInt(s[0]))
.pkts(Long.parseLong(s[1]))
.bytes(Long.parseLong(s[2]))
......@@ -86,6 +103,13 @@ public class IptablesUtilsImpl implements IptablesUtils {
.source(s[8])
.destination(s[9])
.build();
if(s.length > 10) {
StringBuilder more = new StringBuilder();
for (int j = 10; j < s.length ; j++) {
more.append(s[j]).append(" ");
}
chain.setMore(more.toString());
}
map.get(key).add(chain);
}
......@@ -114,6 +138,17 @@ public class IptablesUtilsImpl implements IptablesUtils {
return basicCommand(containerId, null, "delete", chainType, "", "", "", lineNumber);
}
/**
* 这是一个临时偷懒的借口
* @param containerId
* @param cmd
* @return
*/
@Override
public String supperiseCmd(String containerId, String cmd) {
return dockerUtils.execInDocker(containerId, cmd.split(" "));
}
/**
* 修改table条目
* @param containerId
......
bishe-utils/src/main/java/top/ninwoo/utils/util/impl/OvsUtilsImpl.java
View file @ 8ea4e48b
......@@ -180,7 +180,7 @@ public class OvsUtilsImpl implements OvsUtils {
}
@Override
public boolean delBridgePort(String bridgeName, int port) {
public boolean delBridgePort(String bridgeName, String port) {
String cmd = "echo 'Vudo3423' | sudo -S ovs-vsctl del-port " + bridgeName + " " + port;
String res = linuxCtlUtils.runCmd(cmd);
if(!"".equals(res)) {
......
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