From a46b7d350bbe75dbe59a1ae2ed0ba4aacc83e330 Mon Sep 17 00:00:00 2001 From: Dmitry Sivachenko Date: Tue, 1 Jul 2014 14:55:58 +0000 Subject: Use different users for HDFS- and MapReduce-related daemons. This way mapreduce tasks can't write to hdfs-owned files directly. --- UIDs | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'UIDs') diff --git a/UIDs b/UIDs index b310ed2e8712..2a3e2ce66d77 100644 --- a/UIDs +++ b/UIDs @@ -257,13 +257,14 @@ dnetfold:*:943:943::0:0:& user:/nonexistent:/usr/sbin/nologin bbs:*:944:944::0:0:& user:/nonexistent:/usr/sbin/nologin dbxml:*:945:945::0:0:& user:/nonexistent:/usr/sbin/nologin sybase:*:946:946::0:0:& user:/usr/local/sybase-ase:/usr/sbin/nologin +mapred:*:947:955::0:0:Hadoop MapReduce user:/nonexistent:/usr/sbin/nologin dnrd:*:948:948::0:0:& user:/nonexistent:/usr/sbin/nologin zenoss:*:949:949::0:0:& user:/usr/local/zenoss:/bin/sh openerpd:*:951:951::0:0:Openerpd user:/nonexistent:/usr/sbin/nologin bitten-slave:*:952:952:daemon:0:0:Bitten slave user:/var/lib/bitten-slave:/usr/sbin/nologin _neubot:*:953:953::0:0:neubot daemon:/nonexistent:/usr/sbin/nologin oops:*:954:65534::0:0:oops user:/nonexistent:/usr/sbin/nologin -hadoop:*:955:955::0:0:hadoop user:/nonexistent:/usr/sbin/nologin +hdfs:*:955:955::0:0:Hadoop HDFS user:/nonexistent:/usr/sbin/nologin pandora:*:956:956::0:0:Pandora FMS user:/usr/local/etc/pandora/home:/usr/sbin/nologin razorback:*:957:957::0:0:Razorback user:/var/run/razorback:/usr/sbin/nologin gnunet:*:958:958::0:0:GNUnet daemon:/var/lib/gnunet:/usr/sbin/nologin -- cgit v1.2.3