Only mail the planetdump output if it is non-empty

[chef.git] / cookbooks / planet / templates / default / planetdump.erb

diff --git a/cookbooks/planet/templates/default/planetdump.erb b/cookbooks/planet/templates/default/planetdump.erb
index 6ee773444d4d7b00b48b1bc4b0449f4ff019217e..3670c72a0e1365a0fba5a8a581a809cb894ab079 100644 (file)
--- a/cookbooks/planet/templates/default/planetdump.erb
+++ b/cookbooks/planet/templates/default/planetdump.erb
@@ -19,19 +19,37 @@ date="${year:2:2}${BASH_REMATCH[2]}${BASH_REMATCH[3]}"
 # Check the lock
 if [ -f /tmp/planetdump.lock ]; then
     if [ "$(ps -p `cat /tmp/planetdump.lock` | wc -l)" -gt 1 ]; then
-       echo "Error: Another planetdump is running"
-       exit 1
+        echo "Error: Another planetdump is running"
+        exit 1
     else
-       rm /tmp/planetdump.lock
+        rm /tmp/planetdump.lock
     fi
 fi
 
-# Create Lock
+# Redirect this shell's output to a file. This is so that it
+# can be emailed later, since this script is run from incron
+# and incron doesn't yet support MAILTO like cron does. The
+# command below appears to work in bash as well as dash.
+logfile="/tmp/planetdump.log.$$"
+exec > "${logfile}" 2>&1
+
+# Create lock file
 echo $$ > /tmp/planetdump.lock
 
 # Define cleanup function
 function cleanup {
+    # Remove the lock file
     rm /tmp/planetdump.lock
+
+    # Send an email with the output, since incron doesn't yet
+    # support doing this in the incrontab
+    if [[ -s "$logfile" ]]
+    then
+        mailx -s "Planet dump output: ${file}" zerebubuth@gmail.com < "${logfile}"
+    fi
+
+    # Remove the log file
+    rm -f "${logfile}"
 }
 
 # Remove lock on exit
@@ -68,7 +86,7 @@ function install_dump {
   mv "${name}" "${name}.md5" "${dir}/${year}"
   ln -sf "${year:-.}/${name}" "${dir}/${latest}"
   rm -f "${dir}/${latest}.md5"
-  sed -e "s/${name}/${latest}/" > "${dir}/${year}/${name}.md5" > "${dir}/${latest}.md5"
+  sed -e "s/${name}/${latest}/" "${dir}/${year}/${name}.md5" > "${dir}/${latest}.md5"
 }
 
 # Move dumps into place