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https://issues.apache.org/jira/browse/HBASE-18659?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16552461#comment-16552461
 ] 

Hadoop QA commented on HBASE-18659:
-----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m  
8s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green}  0m  
0s{color} | {color:green} Patch does not have any anti-patterns. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m 
 0s{color} | {color:green} The patch appears to include 11 new or modified test 
files. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
15s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  4m 
55s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  3m  
5s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  2m 
 6s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  4m 
33s{color} | {color:green} branch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  3m 
53s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
15s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
15s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red}  4m 
38s{color} | {color:red} root in the patch failed. {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  3m  
7s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} javac {color} | {color:red}  1m 45s{color} 
| {color:red} hbase-server generated 3 new + 185 unchanged - 3 fixed = 188 
total (was 188) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
22s{color} | {color:red} hbase-common: The patch generated 5 new + 3 unchanged 
- 0 fixed = 8 total (was 3) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  1m 
18s{color} | {color:red} hbase-server: The patch generated 92 new + 330 
unchanged - 0 fixed = 422 total (was 330) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
18s{color} | {color:red} hbase-mapreduce: The patch generated 5 new + 66 
unchanged - 0 fixed = 71 total (was 66) {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
13s{color} | {color:red} hbase-examples: The patch generated 3 new + 0 
unchanged - 0 fixed = 3 total (was 0) {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  4m 
31s{color} | {color:green} patch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:red}-1{color} | {color:red} hadoopcheck {color} | {color:red}  3m 
10s{color} | {color:red} The patch causes 11 errors with Hadoop v2.7.4. {color} 
|
| {color:red}-1{color} | {color:red} hadoopcheck {color} | {color:red}  6m 
40s{color} | {color:red} The patch causes 11 errors with Hadoop v3.0.0. {color} 
|
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  2m 
21s{color} | {color:red} hbase-server generated 3 new + 0 unchanged - 0 fixed = 
3 total (was 0) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
16s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  2m 
22s{color} | {color:green} hbase-common in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 20m 36s{color} 
| {color:red} hbase-server in the patch failed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 12m 
22s{color} | {color:green} hbase-mapreduce in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red}  0m 28s{color} 
| {color:red} hbase-examples in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
55s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 85m  3s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:hbase-server |
|  |  Should org.apache.hadoop.hbase.security.access.HdfsAclManager$PathHelper 
be a _static_ inner class?  At HdfsAclManager.java:inner class?  At 
HdfsAclManager.java:[lines 445-509] |
|  |  Format string should use %n rather than n in 
org.apache.hadoop.hbase.security.access.PresetHdfsAclTool.formatMsg(String, 
String)  At PresetHdfsAclTool.java:rather than n in 
org.apache.hadoop.hbase.security.access.PresetHdfsAclTool.formatMsg(String, 
String)  At PresetHdfsAclTool.java:[line 413] |
|  |  Format string should use %n rather than n in 
org.apache.hadoop.hbase.security.access.PresetHdfsAclTool.updateDuplicateCounter(String,
 TablePermission, TablePermission, AtomicInteger)  At 
PresetHdfsAclTool.java:rather than n in 
org.apache.hadoop.hbase.security.access.PresetHdfsAclTool.updateDuplicateCounter(String,
 TablePermission, TablePermission, AtomicInteger)  At 
PresetHdfsAclTool.java:[line 276] |
| Failed junit tests | hadoop.hbase.security.access.TestPresetHdfsAclTool |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:b002b0b |
| JIRA Issue | HBASE-18659 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12932653/HBASE-18659.master.005.patch
 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  shadedjars  
hadoopcheck  hbaseanti  checkstyle  compile  |
| uname | Linux 582085e1b787 3.13.0-141-generic #190-Ubuntu SMP Fri Jan 19 
12:52:38 UTC 2018 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
 |
| git revision | master / 37de961f20 |
| maven | version: Apache Maven 3.5.4 
(1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T18:33:14Z) |
| Default Java | 1.8.0_171 |
| findbugs | v3.1.0-RC3 |
| mvninstall | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/patch-mvninstall-root.txt
 |
| javac | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/diff-compile-javac-hbase-server.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/diff-checkstyle-hbase-common.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/diff-checkstyle-hbase-server.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/diff-checkstyle-hbase-mapreduce.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/diff-checkstyle-hbase-examples.txt
 |
| hadoopcheck | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/patch-javac-2.7.4.txt
 |
| hadoopcheck | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/patch-javac-3.0.0.txt
 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/new-findbugs-hbase-server.html
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/patch-unit-hbase-server.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/artifact/patchprocess/patch-unit-hbase-examples.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/testReport/ |
| Max. process+thread count | 4408 (vs. ulimit of 10000) |
| modules | C: hbase-common hbase-server hbase-mapreduce hbase-examples U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/13735/console |
| Powered by | Apache Yetus 0.7.0   http://yetus.apache.org |


This message was automatically generated.



> Use HDFS ACL to give user the ability to read snapshot directly on HDFS
> -----------------------------------------------------------------------
>
>                 Key: HBASE-18659
>                 URL: https://issues.apache.org/jira/browse/HBASE-18659
>             Project: HBase
>          Issue Type: New Feature
>            Reporter: Duo Zhang
>            Assignee: Yi Mei
>            Priority: Major
>         Attachments: HBASE-18659.master.001.patch, 
> HBASE-18659.master.002.patch, HBASE-18659.master.003.patch, 
> HBASE-18659.master.004.patch, HBASE-18659.master.005.patch
>
>
> On the dev meetup notes in Shenzhen after HBaseCon Asia, there is a topic 
> about the permission to read hfiles on HDFS directly.
> {quote}
> For client-side scanner going against hfiles directly; is there a means of 
> being able to pass the permissions from hbase to hdfs?
> {quote}
> And at Xiaomi we also face the same problem. {{SnapshotScanner}} is much 
> faster and consumes less resources, but only super use has the ability to 
> read hfile directly on HDFS.
> So here we want to use HDFS ACL to address this problem.
> https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/HdfsPermissionsGuide.html#ACLs_File_System_API
> The basic idea is to set acl and default acl on the ns/table/cf directory on 
> HDFS for the users who have the permission to read the table on HBase.
> Suggestions are welcomed.



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