CloudPlugfest OCCI Demo

plugfest_demo.sh

#!/bin/bash

# -------------------------------------------------------------------------- #
# Licensed under the Apache License, Version 2.0 (the "License"); you may    #
# not use this file except in compliance with the License. You may obtain    #
# a copy of the License at                                                   #
#                                                                            #
# http://www.apache.org/licenses/LICENSE-2.0                                 #
#                                                                            #
# Unless required by applicable law or agreed to in writing, software        #
# distributed under the License is distributed on an "AS IS" BASIS,          #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #
# See the License for the specific language governing permissions and        #
# limitations under the License.                                             #
#--------------------------------------------------------------------------- #

DUMMY_OUT=`occi -v`
if [ "$?" -ne "0"  ]; then
  printf "rOCCI-cli is not installed on your system!\n"
  exit 1
fi

DUMMY_OUT=`voms-proxy-init --version`
if [ "$?" -ne "0"  ]; then
  printf "voms-clients are not installed on your system!\n"
  exit 1
fi

printf "\n\n"
printf "This demo shows real-world interoperability in EGI Federated Cloud\n"
printf "facilitated by various OCCI (OGF's Open Cloud Computing Interface)\n"
printf "implementations used on three different cloud platforms:\n\n"
printf "\t -- OpenNebula\n"
printf "\t -- OpenStack\n"
printf "\t -- Synnefo\n"
printf "\n"
printf "Demo uses rOCCI-cli as the client-side implementation of OCCI:\n\n"
printf "\$ occi -d -v\n"
occi -d -v
printf "\n\n"

##############################################################################
##############################################################################

function pause {
   printf "\n"
   read -p "Press [Enter] to continue ..." DUMMY_INPUT
}

function get_voms_creds {
  STRING_CALL="voms-proxy-init -voms fedcloud.egi.eu -rfc"

  printf "\n\$ $STRING_CALL\n"
  eval $STRING_CALL
  if [ "$?" -ne "0"  ]; then
    printf "Failed to get a VOMS proxy!\n"
    exit 2
  fi

  PROXY_FILE="/tmp/x509up_u1000"
}

function run_rocci_cli {
  STRING_CALL="occi --endpoint $FC_SITE_ENDPOINT --auth x509 --voms --user-cred $PROXY_FILE"
  STRING_CALL="$STRING_CALL $1"
  printf "\n\$ $STRING_CALL\n"
  RET=`eval $STRING_CALL`
  RET_VAL=$?

  if [ "$RET_VAL" -ne "0" ]; then
    printf "rOCCI-cli call failed!\n"
    printf "$RET\n"
    exit 2
  fi

  if [ -z "$RET" ] || [ "$RET" = "\n" ]; then
    printf "Empty!\n"
  else
    if [ "$2" = "is_create" ]; then
      LAST_CREATED_RESOURCE=$RET
    fi

    printf "$RET\n"
  fi
}

function list_computes {
  run_rocci_cli "--resource compute --action list"
}

function list_os_tpls {
  run_rocci_cli "--resource os_tpl --action list"
}

function list_resource_tpls {
  run_rocci_cli "--resource resource_tpl --action list"
}

function create_compute {
  run_rocci_cli "--resource compute --action create --mixin $FC_SITE_OS_TPL --mixin $FC_SITE_RES_TPL --attribute occi.core.title='MyDemoVM'" "is_create"
}

function describe_compute {
  run_rocci_cli "--resource $LAST_CREATED_RESOURCE --action describe"
}

function delete_compute {
  run_rocci_cli "--resource $LAST_CREATED_RESOURCE --action delete"
}

##############################################################################
##############################################################################

pause

get_voms_creds
printf "\n\n"

IFS=$'\n'
for FC_SITE_INFO in `cat ./egi_fc_sites.plain`; do
  FC_SITE_ENDPOINT=`echo $FC_SITE_INFO | awk -F ' ' '{ print $1 }'`
  FC_SITE_OS_TPL=`echo $FC_SITE_INFO | awk -F ' ' '{ print $2 }'`
  FC_SITE_RES_TPL=`echo $FC_SITE_INFO | awk -F ' ' '{ print $3 }'`

  printf "## Testing with site endpoint $FC_SITE_ENDPOINT ...\n"
  sleep 3

  list_computes
  pause

  list_os_tpls
  pause

  list_resource_tpls
  pause

  create_compute
  pause

  list_computes
  pause

  describe_compute
  pause

  delete_compute
  pause

  printf "\nMoving on to another EGI FedCloud site ...\n\n\n"
  sleep 3
done

unset IFS

printf "We are done here!\n"