===== Installation from RPMs =====

Check the Installation Guide for more details.

1) **Install the GridWay Core**: The binary RPM package gridway-core installs GridWay with a multi-user configuration.

Post-install configuration:
  * All of the GridWay users must be members of the gwusers UNIX group.
  * GridWay users must export the $GW_LOCATION environmental variable:

  export GW_LOCATION=/usr

  * You can create a profile file for gwusers group, such as:

  for i in `groups`; do
   if [ "$i" = 'gwusers' ]; then
    GLOBUS_LOCATION=/usr
    GW_LOCATION=/usr
    export GLOBUS_LOCATION GW_LOCATION
   fi
  done

  * Some privileges are required to be set in the /etc/sudoers file. Please add the following lines.

  Defaults:gwadmin !requiretty
  # User alias specification (GridWay)
  Runas_Alias GWUSERS = %gwusers
  Defaults>GWUSERS env_keep="GW_LOCATION"
  #GridWay entries
  gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/grid-proxy-info *

The source RPM package gridway-core enables you to build the binary RPM.

2) **Install the GridWay MADs**

2a) GridWay MADs for GT5: The binary RPM package gridway-GT5 installs the GridWay MADs to interface with the Globus Toolkit 5 services, GRAM5 and GridFTP, as well as an static information MAD is provided.

Post-install configuration:
  * This RPM provides a basic configuration of the MADs through the file /usr/etc/gwd.conf (check the Configuration Guide).
  * You must configure the available hosts for your GridWay instance (see the example file /usr/etc/gram5_hosts.list).
  * GridWay users must export the $GLOBUS_LOCATION environmental variable: 

   export GLOBUS_LOCATION=/usr

  * Some privileges are required to be set in the /etc/sudoers file. Please add the following lines.

   Defaults>GWUSERS env_keep="GW_LOCATION GLOBUS_LOCATION"
   #GridWay entries (GT5 MAD)
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_em_mad_gram5 *
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_tm_mad_ftp *

The source RPM package gridway-GT5 enables you to build the binary RPM.

2b) GridWay MADs for gLite 3.2: The binary RPM package gridway-gLite installs the GridWay MADs to interface with the gLite 3.2 services, BDII and CREAM, as well as a dummy transfer MAD is provided.

Post-install configuration:
  * This RPM provides a basic configuration of the MADs through the file /usr/etc/gwd.conf (check the Configuration Guide). Set up your BDII server and your VO.
  * GridWay users must export the $GLOBUS_LOCATION environmental variable: 

   export GLOBUS_LOCATION=/usr

  * Some privileges are required to be set in the /etc/sudoers file. Please add the following lines.

   Defaults>GWUSERS env_keep="GW_LOCATION GLOBUS_LOCATION"
   #GridWay entries (gLite MAD)
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_im_mad_bdii *
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_em_mad_cream *
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_tm_mad_dummy *

The source RPM package gridway-gLite enables you to build the binary RPM.

2c) GridWay MADs for OGSA-BES endpoints: The binary RPM package gridway-BES installs the GridWay MAD to interface with OGSA-BES services, as well as an static information MAD and a dummy transfer MAD are provided.

Post-install configuration:
  * This RPM provides a basic configuration of the MADs through the file /usr/etc/gwd.conf (check the Configuration Guide). Set up your GridFTP server. 
  * You must configure the available hosts for your GridWay instance (see the example file /usr/etc/BES_hosts.list).
  * GridWay users must export the $GLOBUS_LOCATION environmental variable: 

   export GLOBUS_LOCATION=/usr

  * Some privileges are required to be set in the /etc/sudoers file. Please add the following lines.

   Defaults>GWUSERS env_keep="GW_LOCATION GLOBUS_LOCATION"
   #GridWay entries (OGSA-BES MAD)
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/GW_em_mad_bes *
   gwadmin ALL=(GWUSERS) NOPASSWD: /usr/bin/gw_tm_mad_dummy *

  * MyProxy is used for managing security credentials. Creates a $HOME/.myproxy file, where the first line is the hostname of the MyProxy server, the second line is the username and the last line is the password.
  * Configure the client-config.wsdd and crypto.properties files in $GW_LOCATION/etc/.

The source RPM package gridway-BES enables you to build the binary RPM.

3) **Launch the gwd daemon**

4) **Test it and enjoy!**