Fedcloud-tf:How to use Vcycle
An Admin Guide for Vcycle is in preparation and will be available on the Vcycle website.
VCycle on EGI
Create/Use a machine with a recent version of SL6 and where you have root access. Create a host certificate for this machine and ensure that both the hostkey.pem and hostcert.pem are available in /etc/grid-security. Communicate the DN to the VO if it is required to be known to the experiment framework in order to run the pilot job or job wrapper.
wget -O /etc/yum.repos.d/rocci-cli.repo http://repository.egi.eu/community/software/rocci.cli/4.3.x/releases/repofiles/sl-6-x86_64.repo wget http://koji.cern.ch/kojifiles/packages/python-novaclient/2012.1/1.el6/noarch/python-novaclient-2012.1-1.el6.noarch.rpm yum localinstall python-novaclient-2012.1-1.el6.noarch.rpm yum install -y rpm-build git httpd mod_ssl python-novaclient occi-cli ca-policy-egi-core voms-clients #git clone https://github.com/vacproject/vcycle.git git clone https://github.com/Villaz/vcycle cd vcycle; make rpm; cd .. yum localinstall /root/vcycle/trunk/RPMTMP/RPMS/noarch/vcycle-0.3.0-1.noarch.rpm
Add each tennat to /etc/vcycle.conf.
[tenancy xyz] tenancy_name = egi url = https://host-invalid:8787/ proxy = /tmp/x509up_u0 max_machines = 16 type = occi [vmtype xyz queue] ce_name = vcycle-xyz.cern.ch max_machines = 16 backoff_seconds = 600 fizzle_seconds = 400 max_wallclock_seconds = 14400 image_name = 1b06a044-024d-43ce-97df-8fb14d1fea6c flavor_name = small-1core3gb50gb x509dn = /DC=ch/DC=cern/OU=computers/CN=host-invalid heartbeat_file = vm-heartbeat heartbeat_seconds = 14400 network = /network/public
The DN is the DN of the host certificate. The proxy should be the user proxy of a user from the VO who is able to start VMs on the EGI Federated Cloud. The site specific parameters can be found in the
Create the userdata file for the site and place it in /var/lib/vcycle/user_data with the naming convention xzy:queue
Copy the vcycle-httpd.conf file (in the git directory) to "/etc/httpd/conf/httpd.conf" service httpd restart service vcycle restart