example/diameter/launcher/deployments/st-client/configure.sh

   1 #!/bin/bash
   2
   3 #############
   4 # VARIABLES #
   5 #############
   6 MAXIMUM_ADML_ASYNC_RATE=50
   7 MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE=10
   8 ADML_INSTANCES__ST_CONF_FILE=.st_conf_adml_instances
   9 ADML_CONNECTIONS__ST_CONF_FILE=.st_conf_adml_connections
  10 CYCLE_REPEATS__ST_CONF_FILE=.st_conf_cycle_repeats
  11 N_TESTCASES__ST_CONF_FILE=.st_conf_n_testcases
  12
  13 #############
  14 # FUNCTIONS #
  15 #############
  16 _exit () {
  17   echo
  18   echo $1
  19   echo
  20   exit 1
  21 }
  22
  23 # ceil of division $1/$2
  24 ceil() {
  25   echo "$1 $2" | awk '{print int( ($1/$2) + 1 )}'
  26 }
  27
  28 # Calculates the number of ADML instances and their client connections
  29 calculate_deployment_layout() {
  30   echo "Input the maximum client connections accepted by the server to be tested [5000]:"
  31   read max_server_accepted_connections
  32   [ "$max_server_accepted_connections" = "" ] && max_server_accepted_connections=5000
  33
  34   echo "Input the maximum test case rate per second:"
  35   read desired_rate
  36   while [ -z "$desired_rate" ]; do read desired_rate; done
  37
  38   max_connections=$((desired_rate/MAXIMUM_ADML_ASYNC_RATE))
  39   if [ $max_connections -eq 0 ]
  40   then
  41     G_ADML_CONNECTIONS=1
  42     G_ADML_INSTANCES=1
  43     return
  44   fi
  45   max_adml_instances=$((max_server_accepted_connections/MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE))
  46   if [ $max_connections -gt $max_server_accepted_connections ]
  47   then
  48     echo
  49     echo "Maximum rate reached for $max_server_accepted_connections server connections:"
  50     G_ADML_CONNECTIONS=$MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE
  51     G_ADML_INSTANCES=$max_adml_instances
  52     return
  53   fi
  54
  55   echo
  56   echo "==========================================================================================================="
  57   echo "Orientative table"
  58   echo "-----------------------------------------------------------------------------------------------------------"
  59   echo -e "Connects per instance:\t1\t2\t3\t4\t5\t6\t7\t8\t9\t10"
  60   echo -n "Number of instances:  "
  61   for conn in `seq 1 $MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE`
  62   do
  63     instances=$(ceil $max_connections $conn)
  64     echo -n -e "\t$instances"
  65   done
  66   echo
  67   echo "==========================================================================================================="
  68   echo
  69   echo "Input selection (connections per instance 1..$MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE) [1]:"
  70   read G_ADML_CONNECTIONS
  71   [ -z "$G_ADML_CONNECTIONS" ] && G_ADML_CONNECTIONS=1
  72   [ $G_ADML_CONNECTIONS -lt 1 ] && G_ADML_CONNECTIONS=1
  73   [ $G_ADML_CONNECTIONS -gt $MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE ] && G_ADML_CONNECTIONS=$MAXIMUM_SUGGESTED_CLIENT_CONNECTION_PER_ADML_INSTANCE
  74
  75   G_ADML_INSTANCES=$((max_connections/G_ADML_CONNECTIONS))
  76 }
  77
  78 #############
  79 # EXECUTION #
  80 #############
  81
  82 cd `dirname $0`
  83
  84 echo
  85 echo "====================================="
  86 echo "ADML SYSTEM TEST CONFIGURATION WIZARD"
  87 echo "====================================="
  88 echo
  89
  90 calculate_deployment_layout
  91
  92 # Dump persintently:
  93 echo $G_ADML_INSTANCES > $ADML_INSTANCES__ST_CONF_FILE
  94 echo $G_ADML_CONNECTIONS > $ADML_CONNECTIONS__ST_CONF_FILE
  95
  96 echo
  97 echo "Suggested layout:"
  98 echo " - $G_ADML_INSTANCES ADML instances"
  99 echo " - $G_ADML_CONNECTIONS client connections per ADML instance"
 100 maximum_rate=$((G_ADML_INSTANCES*G_ADML_CONNECTIONS*MAXIMUM_ADML_ASYNC_RATE))
 101 echo " - Maximum rate: $maximum_rate test cases per second"
 102 echo
 103 echo "Usually, you will program a test case per subscriber. Input the number of test cases to program:"
 104 read N_TESTCASES
 105 while [ -z "$N_TESTCASES" ]; do read N_TESTCASES; done
 106 echo $N_TESTCASES > $N_TESTCASES__ST_CONF_FILE
 107 echo
 108 time_covered_1=$(ceil $N_TESTCASES $maximum_rate)
 109 time_covered=$(ceil $N_TESTCASES $((maximum_rate*G_ADML_INSTANCES)))
 110 echo "That amount covers $time_covered_1 seconds for one running ADML instance."
 111 if [ $G_ADML_INSTANCES -gt 1 ]
 112 then
 113   echo "But you will have $G_ADML_INSTANCES instances running in parallel, then the total covered time is: $time_covered seconds"
 114   testcase_per_adml_instance=$(ceil $N_TESTCASES $G_ADML_INSTANCES)
 115   echo "(aproximately, $testcase_per_adml_instance test cases will be programmed on each ADML instance)"
 116 fi
 117
 118 echo
 119 if [ $time_covered -lt 300 ]
 120 then
 121   echo "$time_covered seconds is under 5 minutes, you should add more test cases to the pool except if you are sure"
 122   echo " they will take less time that cycle completion. You could ensure that with a first timeout step."
 123   echo "Configuring such timeout slightly under $((1000*time_covered)) milliseconds, you could repeat the cycle safely to"
 124   echo " obtain a greater total time of testing."
 125 fi
 126 echo
 127 echo "How many total time do you want to cover (in minutes):"
 128 read minutes
 129 while [ -z "$minutes" ]; do read minutes; done
 130 seconds=$((minutes*60))
 131 repeats=$(ceil $seconds $time_covered)
 132 echo $repeats > $CYCLE_REPEATS__ST_CONF_FILE
 133 [ $repeats -gt 0 ] && echo "Configured $repeats cycle repeats ($repeats x $time_covered seconds = $seconds seconds (desired $minutes minutes)"
 134 echo
 135 echo "System test configuration completed."
 136 echo
 137 echo "Ready to clone/start the ADML instances: press ENTER to continue, CTRL+C to abort ..."
 138 read dummy
 139 [ ! -d realms ] && _exit "Missing realms configuration (expecting '$PWD/realms' directory). Try with 'realms.example' and see README inside it !"
 140
 141 # Update services.xml regarding the number of client connections:
 142 cp realms/services.msk realms/services.xml
 143 sed -i 's/__CLIENT_CONNECTIONS__/'$G_ADML_CONNECTIONS'/g' realms/services.xml
 144
 145 rm -rf ADMLS
 146 for instance in `seq 1 $G_ADML_INSTANCES`
 147 do
 148   mkdir -p ADMLS/$instance
 149   cd ADMLS/$instance
 150   # Create resources:
 151   ln -s ../../ADML-launcher
 152   ln -s ../../operation.sh
 153   ln -s ../../realms/services.xml
 154   for cer in `ls ../../realms/cer*xml`; do ln -s $cer; done
 155   cd - >/dev/null
 156 done
 157