fixes and alert improvements

[distro-setup] / primary-setup

diff --git a/primary-setup b/primary-setup
index 26ce7447dc03652040e84801f45e3314d39b6c12..01ddd536f7ea7f424fbfbbe2839d3f91f710f30b 100755 (executable)
--- a/primary-setup
+++ b/primary-setup
@@ -16,12 +16,29 @@ err() { echo "[$(date +'%Y-%m-%d %H:%M:%S%z')]: $0: $*" >&2; }
 if [[ $1 ]]; then
   new_host=$1
   if [[ $new_host == localhost ]]; then
+    mailhost_p=1
     new_host=$HOSTNAME
+  else
+    mailhost_p=0
+  fi
+
+  # https://www.robustperception.io/how-to-have-labels-for-machine-roles
+  dir=/var/lib/prometheus/node-exporter
+  if [[ -e $dir  ]]; then
+    cat > $dir/mailhost.prom <<EOF
+host_role{role="mailhost"} $mailhost_p
+EOF
   fi
+
   m sed -ri "s/MAIL_HOST=.*/MAIL_HOST=$new_host/" /a/bin/bash_unpublished/source-state
 fi
 source /a/bin/bash_unpublished/source-state
 
+# fixing up a bad state that servers got in.
+if [[ -e /dev/shm/iank-status ]]; then
+  chown iank.iank /dev/shm/iank-status
+fi
+
 
 if dpkg -s rss2email &>/dev/null; then
   if [[ $HOSTNAME == "$MAIL_HOST" ]]; then