Web Check Information Provider

Abstract

This provider connects to a web server. If the connection can successful be made the server is registered as alive, otherwise it is down. This provider is an execution aggregator provider. These providers are quite useful as is and additionally serve as an example of how to create others. The perl script and configuration file can be modified to the users liking once installed. This provider has a perl script and an xml configuration file. The perl script is used to obtain information and formated the information into xml output. The output is written to stdout where it is gathered and put into the Index Service. The xml file is of a common format that is explained here:

http://www.globus.org/toolkit/docs/4.0/info/aggregator/WS_MDS_Aggregator_Public_Interfaces.html#id2528218

After installing the package the xml configuration files will be copied to $GLOBUS_LOCATION/etc/globus_wsrf_mds_index/default_providers/ where the DefaultIndexService will find them and use them to register the provider.