devmadhuu commented on code in PR #6369:
URL: https://github.com/apache/ozone/pull/6369#discussion_r1524305806
##########
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DecommissionStatusSubCommand.java:
##########
@@ -134,9 +168,61 @@ private void printCounts(DatanodeDetails datanode,
JsonNode counts, int numDecom
return;
}
}
- System.err.println("Error getting pipeline and container counts for " +
datanode.getHostName());
- } catch (NullPointerException ex) {
- System.err.println("Error getting pipeline and container counts for " +
datanode.getHostName());
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
+ } catch (IOException e) {
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
Review Comment:
Same error message repeated multiple times, you can save it in a variable
and use.
##########
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DecommissionStatusSubCommand.java:
##########
@@ -134,9 +168,61 @@ private void printCounts(DatanodeDetails datanode,
JsonNode counts, int numDecom
return;
}
}
- System.err.println("Error getting pipeline and container counts for " +
datanode.getHostName());
- } catch (NullPointerException ex) {
- System.err.println("Error getting pipeline and container counts for " +
datanode.getHostName());
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
+ } catch (IOException e) {
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
+ }
+ }
+
+ private Map<String, Object> getDatanodeDetails(DatanodeDetails datanode) {
+ Map<String, Object> detailsMap = new LinkedHashMap<>();
+ detailsMap.put("uuid", datanode.getUuid().toString());
+ detailsMap.put("networkLocation", datanode.getNetworkLocation());
+ detailsMap.put("ipAddress", datanode.getIpAddress());
+ detailsMap.put("hostname", datanode.getHostName());
+ return detailsMap;
+ }
+
+ private Map<String, Object> getCounts(DatanodeDetails datanode, JsonNode
counts, int numDecomNodes) {
+ Map<String, Object> countsMap = new LinkedHashMap<>();
+ try {
+ for (int i = 1; i <= numDecomNodes; i++) {
+ if (datanode.getHostName().equals(counts.get("tag.datanode." +
i).asText())) {
+ JsonNode pipelinesDN = counts.get("PipelinesWaitingToCloseDN." + i);
+ JsonNode underReplicatedDN = counts.get("UnderReplicatedDN." + i);
+ JsonNode unclosedDN = counts.get("UnclosedContainersDN." + i);
+ JsonNode startTimeDN = counts.get("StartTimeDN." + i);
+ if (pipelinesDN == null || underReplicatedDN == null || unclosedDN
== null || startTimeDN == null) {
+ throw new IOException("Error getting pipeline and container
metrics for " + datanode.getHostName());
+ }
+
+ int pipelines = Integer.parseInt(pipelinesDN.toString());
+ double underReplicated =
Double.parseDouble(underReplicatedDN.toString());
+ double unclosed = Double.parseDouble(unclosedDN.toString());
+ long startTime = Long.parseLong(startTimeDN.toString());
+ Date date = new Date(startTime);
+ DateFormat formatter = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss z");
+ countsMap.put("decommissionStartTime", formatter.format(date));
+ countsMap.put("numOfUnclosedPipelines", pipelines);
+ countsMap.put("numOfUnderReplicatedContainers", underReplicated);
+ countsMap.put("numOfUnclosedContainers", unclosed);
+ return countsMap;
+ }
+ }
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
+ } catch (IOException e) {
+ System.err.println("Error getting pipeline and container metrics for " +
datanode.getHostName());
Review Comment:
Same error message repeated multiple times, you can save it in a variable
and use.
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