Improve emitter and time stamping.

The emitter failed to keep book on hosts where ansible did not succeed.

tools/emitter

@@ -28,7 +28,6 @@ echo "Time stamp at: $timestamp."
 #dir="$(mktemp -d)"
 dir="/tmp/emitter"
 mkdir -vp "$dir"
-touch "$dir/${timestamp//T*/}"
 
 hlist=""
 n=0
@@ -51,24 +50,23 @@ find_outdated(){
             if [[ -z "$ipa" ]] ; then
                 # FIXME: Outdated report format, try fallback:
                 ipa="$(sed -nE "s|^.+default via.+ src ($r) metric.+|\1|p" "$file" | head -1)"
+                echo -ne "\n Outdated '$ipa': $file"
             fi
-            $debug && echo "'$ipa'."
-            if ! grep -q "$ipa" "$dir/${timestamp//T*/}" ; then
-                echo "$ipa" >> "$dir/${timestamp//T*/}"
-                hlist="$hlist,$ipa"
-                n=$(( n + 1 ))
-                if [[ $(date --date="$d" +%s) -lt $(date --date="$git_date" +%s) ]] ; then
-                    ## ansible run needed at least on one machine, run it on all:
-                    echo "Triggering full ansible run!"
-                    ansible_arg=""
-                fi
+            hlist="$hlist,$ipa"
+            n=$(( n + 1 ))
+            if [[ $(date --date="$d" +%s) -lt $(date --date="$git_date" +%s) ]] ; then
+                ## ansible run needed at least on one machine, run it on all:
+                echo -n "✗"
+                ansible_arg=""
             else
-                $debug && echo "Host already processed before."
+                echo -n  "U"
             fi
+        else
+            echo -n '✓'
         fi
     done <  <(find "$logdir" -maxdepth 1 -type f -mmin -$age -print0)
     hlist="${hlist#,}"
-    echo -n "Running hosts: $running, to be upgraded: $n. "
+    echo -n " $n/$running "
 }
 
 run_ansible(){
@@ -78,8 +76,7 @@ run_ansible(){
              ansible-playbook --vault-password-file ~/.vaultpwd \
              -bi inventory.yml "$pbook.yml" "$ansible_arg" -l "$hsts" ; then
             while IFS= read -r ipa ; do
-                sed -i "/$ipa/d" "$dir/${timestamp//T*/}"
-                echo "IP address '$ipa' removed from '$dir/${timestamp//T*/}'."
+                echo "Ansible for IP address '$ipa' failed."
             done < "$dir/$pbook.retry"
         fi
     fi
@@ -87,10 +84,10 @@ run_ansible(){
 
 #################
 while true ; do
-    date --rfc-3339=seconds
+    date +%H:%M | tr '\n' ' '
     find_outdated
     run_ansible "$hlist"
     t=$(( 600/(n*n+1) ))
-    echo -n "Sleeping for $t seconds now ... "
+    echo "sleeping ${t}s "
     sleep $t
 done