COB-4: Disable host-key checking, to avoid stalls

RTCP/Cobalt/GPUProc/src/scripts/runObservation.sh

@@ -267,17 +267,17 @@ if $SLURM; then
 
   # Allocate resources
   # TODO: Start outputProc here
-  ssh $HEADNODE srun -N $NRCOMPUTENODES -c 1 --job-name=$OBSID bash -c 'while sleep 1; do :; done' &
+  ssh -o StrictHostKeyChecking=no $HEADNODE srun -N $NRCOMPUTENODES -c 1 --job-name=$OBSID bash -c 'while sleep 1; do :; done' &
 
   # Wait for allocation
-  while [ "`ssh $HEADNODE sacct --starttime=now --noheader --parsable2 --format=state --name=$OBSID | tail -n 1`" != "RUNNING" ]; do sleep 1; done
+  while [ "`ssh -o StrictHostKeyChecking=no $HEADNODE sacct --starttime=now --noheader --parsable2 --format=state --name=$OBSID | tail -n 1`" != "RUNNING" ]; do sleep 1; done
 
   # Obtain node list
-  NODE_LIST="`ssh $HEADNODE sacct --starttime=now --noheader --parsable2 --format=nodelist --name=$OBSID | tail -n 1`"
+  NODE_LIST="`ssh -o StrictHostKeyChecking=no $HEADNODE sacct --starttime=now --noheader --parsable2 --format=nodelist --name=$OBSID | tail -n 1`"
 
   # Expand node list into something usable
   # TODO: move ".cep4" to cluster model
-  NODE_LIST="`ssh $HEADNODE scontrol show hostnames $NODE_LISTi | awk '{ print $1 ".cep4"; }'`"
+  NODE_LIST="`ssh -o StrictHostKeyChecking=no $HEADNODE scontrol show hostnames $NODE_LISTi | awk '{ print $1 ".cep4"; }'`"
 else
   # Derive host list from parset
   NODE_LIST=$(getOutputProcHosts $PARSET)
@@ -313,7 +313,7 @@ then
 fi
 
 # test the connection with local host: minimal test for valid credentials
-ssh -l $SSH_USER_NAME $KEY_STRING "localhost" "/bin/true" || error "[cobalt] Failed to ssh to localhost"
+ssh -o StrictHostKeyChecking=no -l $SSH_USER_NAME $KEY_STRING "localhost" "/bin/true" || error "[cobalt] Failed to ssh to localhost"
 
 # Create a helper function for delete child processes and
 # a file containing the PID of these processes
@@ -340,7 +340,7 @@ function clean_up {
 
   if $SLURM; then
     echo "[children] Cancelling SLURM allocation"
-    ssh $HEADNODE scancel --jobname=$OBSID
+    ssh -o StrictHostKeyChecking=no $HEADNODE scancel --jobname=$OBSID
   fi
   
   echo "[children] Sending SIGTERM" 
@@ -398,7 +398,7 @@ if ! $DUMMY_RUN; then
   else
     for HOST in $NODE_LIST
     do
-      COMMAND="ssh -tt -l $SSH_USER_NAME $KEY_STRING $SSH_USER_NAME@$HOST $OUTPUTPROC_CMDLINE"
+      COMMAND="ssh -tt -o StrictHostKeyChecking=no -l $SSH_USER_NAME $KEY_STRING $SSH_USER_NAME@$HOST $OUTPUTPROC_CMDLINE"
       echo "[outputProc] Starting $COMMAND"
       
       $COMMAND &
@@ -434,11 +434,11 @@ do
   [ "$h" == "`hostname`" ] && continue;
 
   # Ignore hosts that already have the same parset (for example, through NFS).
-  timeout $KILLOPT 5s ssh -qn $h "[ -f $PARSET ] && echo \"$cksumline\" | md5sum -c --status" && continue
+  timeout $KILLOPT 5s ssh -o StrictHostKeyChecking=no -qn $h "[ -f $PARSET ] && echo \"$cksumline\" | md5sum -c --status" && continue
 
   # Copy parset to remote node
   echo "Copying parset to $h:$PARSET"
-  timeout $KILLOPT 30s scp -Bq $PARSET $h:$PARSET || error "[parset] Could not scp parset to $h"
+  timeout $KILLOPT 30s scp -o StrictHostKeyChecking=no -Bq $PARSET $h:$PARSET || error "[parset] Could not scp parset to $h"
 done
 
 # ************************************