fix: 处理原来nezha自监控提供指标变更图表无法展示问题

src/main/java/com/nis/service/impl/ChartServiceImpl.java

@@ -38,6 +38,8 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.function.Function;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -129,10 +131,29 @@ public class ChartServiceImpl extends ServiceImpl<ChartDao, Chart> implements Ch
 		// 同步chartElement
 		List<VisualChartElement> visualChartElements = new ArrayList<VisualChartElement>();
 		List<ChartElement> chartElements = chartElementService.list();
+		
+		Pattern pattern = Pattern.compile("\"(.*?)\"");
+
 		for(ChartElement chartElement:chartElements) {
 			VisualChartElement visualChartElement = new VisualChartElement();
 			String expression = chartElement.getExpression();
 			expression = expression.replaceAll("endpoint=", "endpoint_id=");
+			if(expression.startsWith("sum(nz_asset_nums)")&&expression.endsWith("sum(nz_asset_online_nums)")) {
+				expression = "sum(nz_asset_nums{state='Not in storage'})";
+			}
+			if(expression.startsWith("sum(nz_asset_nums)-count(nz_asset_ping)")) {
+				expression = "count(probe_success==0)";
+			}
+			if(expression.startsWith("nz_asset_ping{host=")) {
+				Matcher matcher = pattern.matcher(expression);
+				String host="";
+				if(matcher.find()) {
+					host = matcher.group();
+				}
+				if(StrUtil.isNotBlank(host)) {
+					expression="probe_icmp_duration_seconds{phase='rtt',host="+host+"} * 1000";
+				}
+			}
 			chartElement.setExpression(expression);
 			BeanUtil.copyProperties(chartElement, visualChartElement);
 			visualChartElements.add(visualChartElement);