source: nutchez-0.1/bin/hadoop-config.sh @ 78

Last change on this file since 78 was 66, checked in by waue, 15 years ago

NutchEz - an easy way to nutch

  • Property svn:executable set to *
File size: 1.9 KB
Line 
1# Licensed to the Apache Software Foundation (ASF) under one or more
2# contributor license agreements.  See the NOTICE file distributed with
3# this work for additional information regarding copyright ownership.
4# The ASF licenses this file to You under the Apache License, Version 2.0
5# (the "License"); you may not use this file except in compliance with
6# the License.  You may obtain a copy of the License at
7#
8#     http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16# included in all the hadoop scripts with source command
17# should not be executable directly
18# also should not be passed any arguments, since we need original $*
19
20# resolve links - $0 may be a softlink
21
22this="$0"
23while [ -h "$this" ]; do
24  ls=`ls -ld "$this"`
25  link=`expr "$ls" : '.*-> \(.*\)$'`
26  if expr "$link" : '.*/.*' > /dev/null; then
27    this="$link"
28  else
29    this=`dirname "$this"`/"$link"
30  fi
31done
32
33# convert relative path to absolute path
34bin=`dirname "$this"`
35script=`basename "$this"`
36bin=`cd "$bin"; pwd`
37this="$bin/$script"
38
39# the root of the Hadoop installation
40export HADOOP_HOME=`dirname "$this"`/..
41
42#check to see if the conf dir is given as an optional argument
43if [ $# -gt 1 ]
44then
45    if [ "--config" = "$1" ]
46    then
47        shift
48        confdir=$1
49        shift
50        HADOOP_CONF_DIR=$confdir
51    fi
52fi
53 
54# Allow alternate conf dir location.
55HADOOP_CONF_DIR="${HADOOP_CONF_DIR:-$HADOOP_HOME/conf}"
56
57#check to see it is specified whether to use the slaves or the
58# masters file
59if [ $# -gt 1 ]
60then
61    if [ "--hosts" = "$1" ]
62    then
63        shift
64        slavesfile=$1
65        shift
66        export HADOOP_SLAVES="${HADOOP_CONF_DIR}/$slavesfile"
67    fi
68fi
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