Use sendmail since mail/s-nail gets the mimetype of the email body wrong

psi-alerts.sh

@@ -132,7 +132,7 @@ send () {
     local psi="$(print_psi $(tr '[[:upper:]]' '[[:lower:]]' <<< ${psi_type}))"
 
 
-    local email=$(mktemp /tmp/psi.eml.XXXX)
+    local email=$(mktemp /tmp/psi.eml.XXXX.txt)
     local subj
     printf "Pressure Stall Information for ${host} triggered on ${psi_type} at $(date +'%FT%T %Z')\n\n" > ${email}
     if [[ -n "${current_alarms}" ]]; then
@@ -154,10 +154,12 @@ send () {
     fi
 
     # send the message
-    /usr/bin/mail -m ${email} --resource-files=/ \
-                  --subject="${subj}" \
-                  --end-options \
-                  ${dst} 
+    (
+       printf "To:  ${dst}\n"
+       printf "Subject:  ${subj}\n"
+       cat ${email}
+    ) | sendmail -t
+         
     #set +x
 }