Implement time stamp and improve reporter syntax.

The directory access time used so far is modified on every
ansible run and independent of the ansible module/playbook.

lmn-client.yml

@@ -85,6 +85,10 @@
     - lmn_security
 
   tasks:
+    - name: Timestamp successfull ansible run
+      ansible.builtin.shell: date --iso-8601=seconds >> /home/ansible/.ansible/stamps
+      changed_when: False
+
 ## Temporary fixes and quirks:
     - name: Fix 8086:4909 external graphics card
       replace:

roles/lmn_fvs/files/reporter

@@ -7,19 +7,27 @@
 set -eu
 
 sendto="collector.steinbeis.schule 1234"
+n=0
 
 cmds=(
     'uname -a'
-    'ls -d --full-time /home/ansible/.ansible/tmp/'
-    'ip link | sed -nE -e "s/^[2-9]: (\S+): .+/\1/p" -e "s/.+ether ([0-9a-f:]+) .+/\1/p" | paste -d " " - -'
+    'tail -1 /home/ansible/.ansible/stamps'
     'ip route list default'
+    'ip link show | \
+       sed -nE -e "s/^[2-9]: (\S+): .+/\1/p" -e "s/.+ether ([0-9a-f:]+) .+/\1/p" | \
+       paste -d " " - -'
 )
 #    'w'
 #    'uptime'
+#    'ls -d --full-time /home/ansible/.ansible/tmp/'
 #    'ip addr show'
 #    'apt list --upgradeable -o Apt::Cmd::Disable-Script-Warning=true'
 
-r="$HOSTNAME: ------- $(date --rfc-3339=seconds) -------
-$(for c in "${cmds[@]}" ; do echo "$c"; eval "$c" | sed 's/^/  /' ; done | sed "s/^/$HOSTNAME: /")
+r="$HOSTNAME ------- $(date --rfc-3339=seconds) -------
+$(for c in "${cmds[@]}" ; do
+      n=$(( n + 1 ))
+      echo -n "$n"
+      eval "$c" | sed 's/^/\t/'
+done | sed "s/^/$HOSTNAME /")
 ## -------------------------------------------------"
 echo "$r" | nc -w 1 -u $sendto

tools/collector

@@ -11,11 +11,11 @@ logdir="/tmp/collector"
 mkdir -vp "$logdir"
 
 nc -k -l -u -p "$port" | while read line ; do
-    sndr="${line%%:*}"
-    msg="${line#*: }"
+    sndr="${line%% *}"
+    msg="${line#* }"
     if [[ "$sndr" =~ [a-z0-9]+ ]] ; then
         if [[ "$msg" =~ ^-------\ .+\ -------$ ]] ; then
-            echo "$(date --rfc-3339=seconds) → Message from '$sndr' received."
+            echo "$(date --rfc-3339=seconds) → Report from '$sndr' received."
             echo "$msg" >  "$logdir/$sndr"
         else
             echo "$msg" >> "$logdir/$sndr"

tools/emitter

@@ -29,14 +29,14 @@ find_outdated(){
     while IFS= read -r -d '' file ; do
         running=$(( running + 1 ))
         $debug && echo -n "Processing host '$file' with IP address "
-        d="$(sed -nE "s/\s+drwx.+([0-9]{4}-[0-9]{2}-[0-9]{2} \S+).*/\1/p" "$file" | head -1)"
-        if [[ -z "$d" ]] || [[ $(date --date="$d" +%s) -lt $(date --date="$git_date" +%s) ]] ; then
+        d="$(sed -nE "s/^2\s+(\S.+)$/\1/p" "$file")"
+        if [[ -z "$d" ]] || \
+               [[ $(date --date="$d" +%s) -lt $(date --date="$git_date" +%s) ]] ; then
             r='([0-9]{1,3}\.){3}[0-9]{1,3}'
-            ipa="$(sed -nE "s|^\s+default via.+ src ($r) metric.+|\1|p" "$file" | head -1)"
+            ipa="$(sed -nE "s/^3\s+default via.+ src ($r) metric.+/\1/p" "$file")"
             if [[ -z "$ipa" ]] ; then
-                # FIXME: Outdated report format, trying fallback:
-                ipa="$(grep -E "\s+2: en" -A3 "$file" | \
-                        sed -nE "s|.+inet (10\.190\.[[:digit:]]{1,3}\.[[:digit:]]{1,3})/.+|\1|p")"
+                # FIXME: Outdated report format, try fallback:
+                ipa="$(sed -nE "s|^.+default via.+ src ($r) metric.+|\1|p" "$file" | head -1)"
             fi
             $debug && echo "'$ipa'."
             if ! grep -q "$ipa" "$dir/${git_date//T*/}" ; then