HADOOP-17742. fix distcp fail when copying to ftp filesystem

[zhaomin1423]

more information
https://issues.apache.org/jira/browse/HADOOP-17742#

[hadoop-yetus]

💔 -1 overall

Vote	Subsystem	Runtime	Logfile	Comment
+0 🆗	reexec	0m 58s		Docker mode activated.
			_ Prechecks _
+1 💚	dupname	0m 0s		No case conflicting files found.
+0 🆗	codespell	0m 1s		codespell was not available.
+1 💚	@author	0m 0s		The patch does not contain any @author tags.
-1 ❌	test4tests	0m 0s		The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch.
			_ trunk Compile Tests _
-1 ❌	mvninstall	3m 47s	/branch-mvninstall-root.txt	root in trunk failed.
+1 💚	compile	2m 27s		trunk passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04
+1 💚	compile	0m 24s		trunk passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
+1 💚	checkstyle	0m 18s		trunk passed
+1 💚	mvnsite	0m 28s		trunk passed
+1 💚	javadoc	0m 20s		trunk passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04
+1 💚	javadoc	0m 18s		trunk passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
+1 💚	spotbugs	0m 40s		trunk passed
+1 💚	shadedclient	18m 34s		branch has no errors when building and testing our client artifacts.
			_ Patch Compile Tests _
+1 💚	mvninstall	0m 39s		the patch passed
+1 💚	compile	0m 38s		the patch passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04
+1 💚	javac	0m 38s		the patch passed
+1 💚	compile	0m 22s		the patch passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
+1 💚	javac	0m 22s		the patch passed
+1 💚	blanks	0m 0s		The patch has no blanks issues.
-0 ⚠️	checkstyle	0m 18s	/results-checkstyle-hadoop-tools_hadoop-distcp.txt	hadoop-tools/hadoop-distcp: The patch generated 7 new + 51 unchanged - 2 fixed = 58 total (was 53)
+1 💚	mvnsite	0m 24s		the patch passed
+1 💚	javadoc	0m 18s		the patch passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04
+1 💚	javadoc	0m 17s		the patch passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
+1 💚	spotbugs	0m 57s		the patch passed
+1 💚	shadedclient	16m 20s		patch has no errors when building and testing our client artifacts.
			_ Other Tests _
+1 💚	unit	47m 31s		hadoop-distcp in the patch passed.
+1 💚	asflicense	0m 30s		The patch does not generate ASF License warnings.
		97m 41s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3069/1/artifact/out/Dockerfile
GITHUB PR	#3069
Optional Tests	dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell
uname	Linux d72f7e86ad7c 4.15.0-142-generic #146-Ubuntu SMP Tue Apr 13 01:11:19 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/bin/hadoop.sh
git revision	trunk / 5a5aa30
Default Java	Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
Multi-JDK versions	/usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10
Test Results	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3069/1/testReport/
Max. process+thread count	605 (vs. ulimit of 5500)
modules	C: hadoop-tools/hadoop-distcp U: hadoop-tools/hadoop-distcp
Console output	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3069/1/console
versions	git=2.25.1 maven=3.6.3 spotbugs=4.2.2
Powered by	Apache Yetus 0.14.0-SNAPSHOT https://yetus.apache.org

This message was automatically generated.