Pre-Upgrade Steps for HttpFS
Complete the following steps before you upgrade HttpFS with or without the MapR Installer.
About this task
maprcli node services -name httpfs -action stop -nodes <ip_address>
For
EEP
6.3.4 and earlier, back up existing
configuration files if you made HttpFS configuration changes that you want to carry
over to the next version. Typically, the following configuration files contain
changes:
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/webapps/webhdfs/WEB-INF/web.xml
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/conf/server.xml
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/conf/tomcat-users.xml
/opt/mapr/httpfs/httpfs-1.0/etc/hadoop/httpfs-site.xml
Preserving HttpFS Configuration
Preserving of user configuration logic is built into HttpFS.
Procedure
User configuration from a previous version is copied to a folder with an
old version timestamp and is also copied to a new version
conf
folder.