*/
package org.onap.holmes.rulemgt.dcae;
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
+import com.alibaba.fastjson.JSON;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParseException;
+import com.google.gson.reflect.TypeToken;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.lang.reflect.Type;
+import java.util.HashMap;
import java.util.List;
-import javax.ws.rs.client.Client;
-import javax.ws.rs.client.ClientBuilder;
-import javax.ws.rs.client.Entity;
-import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.MediaType;
import lombok.extern.slf4j.Slf4j;
-import org.glassfish.jersey.client.ClientConfig;
-import org.onap.holmes.common.config.MicroServiceConfig;
+import org.apache.http.HttpResponse;
+import org.apache.http.entity.StringEntity;
+import org.onap.holmes.common.dcae.DcaeConfigurationQuery;
import org.onap.holmes.common.dcae.entity.DcaeConfigurations;
import org.onap.holmes.common.dcae.entity.Rule;
-import org.onap.holmes.common.dcae.utils.DcaeConfigurationParser;
import org.onap.holmes.common.exception.CorrelationException;
+import org.onap.holmes.common.utils.GsonUtil;
+import org.onap.holmes.common.utils.HttpsUtils;
+import org.onap.holmes.common.utils.Md5Util;
import org.onap.holmes.rulemgt.bean.request.RuleCreateRequest;
import org.onap.holmes.rulemgt.bean.response.RuleQueryListResponse;
import org.onap.holmes.rulemgt.bean.response.RuleResult4API;
@Slf4j
public class DcaeConfigurationPolling implements Runnable {
- public static long POLLING_PERIOD = 10 * 1000L;
+ public static long POLLING_PERIOD = 30 * 1000L;
private String hostname;
- private String url = "http://127.0.0.1/api/holmes-rule-mgmt/v1/rule";
+ private String url = "https://127.0.0.1:9101/api/holmes-rule-mgmt/v1/rule";
public DcaeConfigurationPolling(String hostname) {
this.hostname = hostname;
}
+ private String prevConfigMd5 = Md5Util.md5(null);
+
+ private boolean prevResult = false;
+
@Override
public void run() {
DcaeConfigurations dcaeConfigurations = null;
try {
- dcaeConfigurations = getDcaeConfigurations();
+ dcaeConfigurations = DcaeConfigurationQuery.getDcaeConfigurations(hostname);
+ String md5 = Md5Util.md5(dcaeConfigurations);
+ if (prevResult && prevConfigMd5.equals(md5)){
+ log.info("Operation aborted due to identical Configurations.");
+ return;
+ }
+ prevConfigMd5 = md5;
+ prevResult = false;
} catch (CorrelationException e) {
- log.error("Failed to fetch DCAE configurations" + e.getMessage());
+ log.error("Failed to fetch DCAE configurations. " + e.getMessage(), e);
+ } catch (Exception e) {
+ log.info("Failed to generate the MD5 information for new configurations.", e);
}
+ RuleQueryListResponse ruleQueryListResponse = null;
if (dcaeConfigurations != null) {
- RuleQueryListResponse ruleQueryListResponse = getAllCorrelationRules();
+ try {
+ ruleQueryListResponse = getAllCorrelationRules();
+ } catch (CorrelationException e) {
+ log.error("Failed to get right response!" + e.getMessage(), e);
+ } catch (IOException e) {
+ log.error("Failed to extract response entity. " + e.getMessage(), e);
+ }
+ }
+ if (ruleQueryListResponse != null) {
List<RuleResult4API> ruleResult4APIs = ruleQueryListResponse.getCorrelationRules();
deleteAllCorrelationRules(ruleResult4APIs);
try {
- addAllCorrelationRules(dcaeConfigurations);
+ prevResult = addAllCorrelationRules(dcaeConfigurations);
} catch (CorrelationException e) {
- log.error("Failed to add rules" + e.getMessage());
+ log.error("Failed to add rules. " + e.getMessage(), e);
+ prevResult = false;
}
}
}
- private DcaeConfigurations getDcaeConfigurations() throws CorrelationException {
- String serviceAddrInfo = MicroServiceConfig.getServiceAddrInfoFromCBS(hostname);
- String response = getDcaeResponse(serviceAddrInfo);
- DcaeConfigurations dcaeConfigurations = null;
- dcaeConfigurations = DcaeConfigurationParser.parse(response);
- return dcaeConfigurations;
- }
-
- private String getDcaeResponse(String serviceAddrInfo) {
- Client client = ClientBuilder.newClient(new ClientConfig());
- WebTarget webTarget = client.target(serviceAddrInfo);
- return webTarget.request("application/json").get()
- .readEntity(String.class);
- }
-
- private RuleQueryListResponse getAllCorrelationRules() {
- Client client = ClientBuilder.newClient(new ClientConfig());
- WebTarget webTarget = client.target(url);
- return webTarget.request("application/json").get()
- .readEntity(RuleQueryListResponse.class);
+ public RuleQueryListResponse getAllCorrelationRules() throws CorrelationException, IOException {
+ HashMap<String, String> headers = new HashMap<>();
+ headers.put("Content-Type", MediaType.APPLICATION_JSON);
+ HttpResponse httpResponse = HttpsUtils.get(url, headers);
+ String response = HttpsUtils.extractResponseEntity(httpResponse);
+ return JSON.parseObject(response,RuleQueryListResponse.class);
}
- private void addAllCorrelationRules(DcaeConfigurations dcaeConfigurations) throws CorrelationException {
+ private boolean addAllCorrelationRules(DcaeConfigurations dcaeConfigurations) throws CorrelationException {
+ boolean suc = false;
for (Rule rule : dcaeConfigurations.getDefaultRules()) {
RuleCreateRequest ruleCreateRequest = getRuleCreateRequest(rule);
- Client client = ClientBuilder.newClient(new ClientConfig());
- ObjectMapper mapper = new ObjectMapper();
- String content = null;
+ String content = "";
try {
- content = mapper.writeValueAsString(ruleCreateRequest);
- } catch (JsonProcessingException e) {
+ content = GsonUtil.beanToJson(ruleCreateRequest);
+ } catch (Exception e) {
throw new CorrelationException("Failed to convert the message object to a json string.", e);
}
- WebTarget webTarget = client.target(url);
- webTarget.request(MediaType.APPLICATION_JSON)
- .put(Entity.entity(content, MediaType.APPLICATION_JSON));
+ HashMap<String, String> headers = new HashMap<>();
+ headers.put("Content-Type", MediaType.APPLICATION_JSON);
+ headers.put("Accept", MediaType.APPLICATION_JSON);
+ HttpResponse httpResponse;
+ try {
+ httpResponse = HttpsUtils
+ .put(url, headers, new HashMap<>(), new StringEntity(content));
+ } catch (UnsupportedEncodingException e) {
+ throw new CorrelationException("Failed to create https entity.", e);
+ } catch (Exception e) {
+ throw new CorrelationException(e.getMessage());
+ }
+ if (httpResponse != null) {
+ suc = httpResponse.getStatusLine().getStatusCode() == 200;
+ }
+ if (!suc) {
+ break;
+ }
}
+ return suc;
}
private void deleteAllCorrelationRules(List<RuleResult4API> ruleResult4APIs){
ruleResult4APIs.forEach(correlationRule ->{
- Client client = ClientBuilder.newClient(new ClientConfig());
- WebTarget webTarget = client.target(url + "/" + correlationRule.getRuleId());
- webTarget.request(MediaType.APPLICATION_JSON).delete();
+ HashMap<String, String> headers = new HashMap<>();
+ headers.put("Content-Type", MediaType.APPLICATION_JSON);
+ try {
+ HttpsUtils.delete(url + "/" + correlationRule.getRuleId(), headers);
+ } catch (Exception e) {
+ log.warn("Failed to delete rule, the rule id is : " + correlationRule.getRuleId()
+ + " exception messge is : " + e.getMessage(), e);
+ }
});
}