wchevreuil commented on a change in pull request #3: Hbase 22567
URL: https://github.com/apache/hbase-operator-tools/pull/3#discussion_r300061006
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File path: hbase-hbck2/src/main/java/org/apache/hbase/HBCK2.java
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@@ -164,6 +177,128 @@ int setRegionState(String region, RegionState.State
newState)
return EXIT_FAILURE;
}
+ Map<String,List<Path>> reportTablesWithMissingRegionsInMeta(String...
nameSpaceOrTable)
+ throws Exception {
+ final StringBuilder builder = new StringBuilder();
+ Map<String,List<Path>> report;
+ try(final MetaFixer metaFixer = new MetaFixer(this.conf)){
+ List<String> names = nameSpaceOrTable != null ?
Arrays.asList(nameSpaceOrTable) : null;
+ report = metaFixer.reportTablesMissingRegions(names);
+ builder.append("Missing Regions for each table:\n\t");
+ report.keySet().stream().forEach(table -> {
+ builder.append(table);
+ if (report.get(table).size()>0){
+ builder.append("->\n\t\t");
+ report.get(table).stream().forEach(region ->
builder.append(region.getName())
+ .append(" "));
+ } else {
+ builder.append(" -> No missing regions");
+ }
+ builder.append("\n\t");
+ });
+ } catch (Exception e) {
+ LOG.error("Error reporting missing regions: ", e);
+ throw e;
+ }
+ System.out.println(builder);
+ return report;
+ }
+
+ List<String> addMissingRegionsInMeta(List<Path> regionsPath) throws
IOException {
+ List<String> reAddedRegions = new ArrayList<>();
+ try(final MetaFixer metaFixer = new MetaFixer(this.conf)){
+ for(Path regionPath : regionsPath){
+ metaFixer.putRegionInfoFromHdfsInMeta(regionPath);
+ reAddedRegions.add(regionPath.getName());
+ }
+ }
+ return reAddedRegions;
+ }
+
+ int addMissingRegionsInMetaForTables(String... nameSpaceOrTable) throws
IOException {
+ ExecutorService executorService = Executors.newFixedThreadPool(
+ nameSpaceOrTable.length > Runtime.getRuntime().availableProcessors() ?
+ Runtime.getRuntime().availableProcessors() : nameSpaceOrTable.length);
+ List<Future<List<String>>> futures = new
ArrayList<>(nameSpaceOrTable.length);
+ final List<String> encodedRegionNames = new ArrayList<>();
+ List<ExecutionException> executionErrors = new ArrayList<>();
+ String resultText = "No regions added.";
+ int result = EXIT_SUCCESS;
+ try(final MetaFixer metaFixer = new MetaFixer(this.conf)){
+ //reducing number of retries in case disable fails due to namespace
table region also missing
+ this.conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 1);
+ try(Connection conn = ConnectionFactory.createConnection(this.conf)) {
+ final Admin admin = conn.getAdmin();
+ Map<String,List<Path>> report =
this.reportTablesWithMissingRegionsInMeta(nameSpaceOrTable);
Review comment:
Noted. Addressing on next commit.
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