QCG Broker Client Installation

Requirements

• Packages requirements. All packages required by QCG-Broker client will be automatically instaled by YUM during the installation of qcg-broker-client package.
  • Java (>= 1.5)
    

    For SL5.x

    yum install java-1.6.0-sun-compat.x86_64
    

  • Apache Ant (>= 1.6) ("Optional tasks for ant" are required. For SL5.x the ant-nodeps.x86_64 package must be installed)

    For SL5.x

    yum install ant.x86_64 ant-nodeps.x86_64
    

  • xml-commons-apis - installation of this package is not mandatory, but is recommended to avoid confusing information about not important errors.

    For SL5.x

    yum install xml-commons.x86_64 xml-commons-apis.x86_64
    

• trusted CA certificates To enable secure communication between client and QCG-Broker service set of trusted CA certificates must be copied either into /etc/grid-security/certificates directory or configured for every user.

For the PL-Grid project: Install Polish Grid and PL-Grid Simpla-CA certificates:

wget https://dist.eugridpma.info/distribution/igtf/current/accredited/RPMS/ca_PolishGrid-1.40-1.noarch.rpm
wget http://software.plgrid.pl/packages/general/ca_PLGRID-SimpleCA-1.0-2.noarch.rpm
wget https://dist.eugridpma.info/distribution/util/fetch-crl/fetch-crl-2.8.5-1.noarch.rpm

rpm -i ca_PolishGrid-1.40-1.noarch.rpm 
rpm -i ca_PLGRID-SimpleCA-1.0-2.noarch.rpm 

#install certificate revocation list fetching utility 
rpm -i fetch-crl-2.8.5-1.noarch.rpm

#get fresh CRLs now
/usr/sbin/fetch-crl 

#install cron job for it
cat > /etc/cron.daily/fetch-crl.cron << EOF
#!/bin/sh 
/usr/sbin/fetch-crl
EOF

chmod a+x /etc/cron.daily/fetch-crl.cron

• Proxy credential

Installation

The package is designed for Scientific Linux 5.x (recommended and tested version is 5.5). The installation process requires root privileges.

• Install PL-Grid or/and QCG repositories:
  • Official PL-Grid repository

    rpm -Uvh http://software.plgrid.pl/packages/repos/plgrid-repos-2010-2.noarch.rpm
    

  • QosCosGrid testing repository

    cat > /etc/yum.repos.d/qcg.repo << EOF
    [qcg]
    name=QosCosGrid YUM repository
    baseurl=http://fury.man.poznan.pl/qcg-packages/sl/x86_64/
    enabled=1
    gpgcheck=0
    EOF
    

• install QCG-Broker Nagios Probe YUM Package Manager:

  yum install nagios-plugins-qcg-broker
  

Usage

qcg-nagios -H host [-p port] -n dn -x proxy [-t timeout -v -V -j jobdesc]

-v - verbose

-V - help

Usage example

#!div style="font-size: 90%"

/usr/libexec/grid-monitoring/probes/pl.plgrid/QCG-Broker-probes/qcg-nagios \
                        -H elder7.man.poznan.pl \
                        -p 8443
                        -n /C=PL/O=GRID/O=PSNC/CN=grms/elder7.man.poznan.pl \
                        -x /tmp/x509up_u500 \
                        /usr/libexec/grid-monitoring/probes/pl.plgrid/QCG-Broker-probes/examples/example1.xml

}}}