HDFS-9415. Document dfs.cluster.administrators and dfs.permissions.superusergroup. (Contributed by Xiaobing Zhou)
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/3266709b Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/3266709b Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/3266709b Branch: refs/heads/branch-2.8 Commit: 3266709b5d962b34d4380c7204d18e5cee5b66d7 Parents: f2eea3a Author: Arpit Agarwal <[email protected]> Authored: Thu Jan 14 14:17:52 2016 -0800 Committer: Arpit Agarwal <[email protected]> Committed: Thu Jan 14 14:18:21 2016 -0800 ---------------------------------------------------------------------- hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt | 3 +++ .../src/main/resources/hdfs-default.xml | 19 +++++++++++++------ 2 files changed, 16 insertions(+), 6 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/3266709b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt index 13e4aec..b9762d9 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt +++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt @@ -876,6 +876,9 @@ Release 2.8.0 - UNRELEASED HDFS-9630. DistCp minor refactoring and clean up. (Kai Zheng via zhz) + HDFS-9415. Document dfs.cluster.administrators and + dfs.permissions.superusergroup. (Xiaobing Zhou via Arpit Agarwal) + OPTIMIZATIONS HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than http://git-wip-us.apache.org/repos/asf/hadoop/blob/3266709b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml index 19c6c6e..6e4c45a 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml @@ -414,17 +414,24 @@ <property> <name>dfs.permissions.superusergroup</name> <value>supergroup</value> - <description>The name of the group of super-users.</description> + <description>The name of the group of super-users. + The value should be a single group name. + </description> </property> -<!-- + <property> <name>dfs.cluster.administrators</name> - <value>ACL for the admins</value> - <description>This configuration is used to control who can access the - default servlets in the namenode, etc. + <value></value> + <description>ACL for the admins, this configuration is used to control + who can access the default servlets in the namenode, etc. The value + should be a comma separated list of users and groups. The user list + comes first and is separated by a space followed by the group list, + e.g. "user1,user2 group1,group2". Both users and groups are optional, + so "user1", " group1", "", "user1 group1", "user1,user2 group1,group2" + are all valid (note the leading space in " group1"). '*' grants access + to all users and groups, e.g. '*', '* ' and ' *' are all valid. </description> </property> ---> <property> <name>dfs.namenode.acls.enabled</name>
