[HDFS-3491] HttpFs does not set permissions correctly

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha
• Fix Version/s: 2.0.2-alpha
• Hadoop Flags: Reviewed
• Assignee: Alejandro Abdelnur
• Reporter: Romain Rigaux
• Created: 01/Jun/12 21:10
• Updated: 11/Oct/12 17:46
• Resolved: 29/Jun/12 21:06

Description

HttpFs seems to have these problems:

1. can't set permissions to 777 at file creation or 1777 with setpermission
2. does not accept 01777 permissions (which is valid in WebHdfs)

WebHdfs
curl -X PUT "http://localhost:50070/webhdfs/v1/tmp/test-perm-webhdfs?permission=1777&op=MKDIRS&user.name=hue&doas=hue"

{"boolean":true}

curl "http://localhost:50070/webhdfs/v1/tmp/test-perm-webhdfs?op=GETFILESTATUS&user.name=hue&doas=hue"
{"FileStatus":{"accessTime":0,"blockSize":0,"group":"supergroup","length":0,"modificationTime":1338581075040,"owner":"hue","pathSuffix":"","permission":"1777","replication":0,"type":"DIRECTORY"}}

curl -X PUT "http://localhost:50070/webhdfs/v1/tmp/test-perm-webhdfs?permission=01777&op=MKDIRS&user.name=hue&doas=hue"

{"boolean":true}

HttpFs
curl -X PUT "http://localhost:14000/webhdfs/v1/tmp/test-perm-httpfs?permission=1777&op=MKDIRS&user.name=hue&doas=hue"

{"boolean":true}

curl "http://localhost:14000/webhdfs/v1/tmp/test-perm-httpfs?op=GETFILESTATUS&user.name=hue&doas=hue"
{"FileStatus":{"pathSuffix":"","type":"DIRECTORY","length":0,"owner":"hue","group":"supergroup","permission":"755","accessTime":0,"modificationTime":1338580912205,"blockSize":0,"replication":0}}

curl -X PUT "http://localhost:14000/webhdfs/v1/tmp/test-perm-httpfs?op=SETPERMISSION&PERMISSION=1777&user.name=hue&doas=hue"
curl "http://localhost:14000/webhdfs/v1/tmp/test-perm-httpfs?op=GETFILESTATUS&user.name=hue&doas=hue"
{"FileStatus":{"pathSuffix":"","type":"DIRECTORY","length":0,"owner":"hue","group":"supergroup","permission":"777","accessTime":0,"modificationTime":1338581075040,"blockSize":0,"replication":0}}

curl -X PUT "http://localhost:14000/webhdfs/v1/tmp/test-perm-httpfs?permission=01777&op=MKDIRS&user.name=hue&doas=hue"
{"RemoteException":{"message":"java.lang.IllegalArgumentException: Parameter [permission], invalid value [01777], value must be [default|[0-1]?[0-7][0-7][0-7]]","exception":"QueryParamException","javaClassName":"com.sun.jersey.api.ParamException$QueryParamException"}}

Issue Links

• is related to: HDFS-3903 DFSClient mkdirs applies default umask to the specified permission
• requires: HDFS-3481 Refactor HttpFS handling of JAX-RS query string parameters