shellroot@localhost:/data/es/bin# ./plugin -install mobz/elasticsearch-head ./plugin: 48: exec: : Permission denied
plugin脚本执行了exec命令。当前用户身份是root
shell# JDK目录权限 -rw-r--r-- 1 root root 21M Apr 11 01:22 src.zip -rw-r--r-- 1 root root 525 Apr 11 01:22 release -r--r--r-- 1 root root 159 Apr 11 01:22 README.html drwxr-xr-x 4 root root 4.0K Apr 11 01:22 man -r--r--r-- 1 root root 40 Apr 11 01:22 LICENSE drwxr-xr-x 5 root root 4.0K Apr 11 01:22 lib drwxr-xr-x 5 root root 4.0K Apr 11 01:22 jre -rw-r--r-- 1 root root 5.0M Mar 10 06:23 javafx-src.zip drwxr-xr-x 3 root root 4.0K Apr 11 01:22 include drwxr-xr-x 4 root root 4.0K Apr 11 01:22 db -r--r--r-- 1 root root 3.2K Apr 11 01:22 COPYRIGHT drwxr-xr-x 2 root root 4.0K Apr 11 01:22 bin
shell# bin目录 -rwxr-xr-x 1 root root 134K Apr 11 01:22 javaws -rwxr-xr-x 1 root root 1.8K Apr 11 01:22 java-rmi.cgi -rwxr-xr-x 1 root root 2.3K Mar 10 06:23 javapackager -rwxr-xr-x 1 root root 7.8K Apr 11 01:22 javap -rwxr-xr-x 1 root root 7.8K Apr 11 01:22 javah -rwxr-xr-x 1 root root 2.3K Mar 10 06:23 javafxpackager -rwxr-xr-x 1 root root 7.8K Apr 11 01:22 javadoc -rwxr-xr-x 1 root root 7.8K Apr 11 01:22 javac -rwxr-xr-x 1 root root 7.6K Apr 11 01:22 java
shell# plugin 脚本 exec执行命令： exec "$JAVA" $JAVA_OPTS $ES_JAVA_OPTS -Xmx64m -Xms16m -Delasticsearch -Des.path.home="$ES_HOME" $properties -cp "$ES_HOME/lib/*" org.elasticsearch.plugins.PluginManager $args