Better handling if private key has not yet been generated

src/freedombone-app-bdsmail

 
     echo '#!/bin/bash' > /usr/bin/bdsmail_domain
     echo 'cd /etc/bdsmail' >> /usr/bin/bdsmail_domain
+    echo 'if [ ! -f bdsmail-privkey.dat ]; then' >> /usr/bin/bdsmail_domain
+    echo '    exit 1' >> /usr/bin/bdsmail_domain
+    echo 'fi' >> /usr/bin/bdsmail_domain
     echo 'python2 get_address bdsmail-privkey.dat' >> /usr/bin/bdsmail_domain
     chmod +x /usr/bin/bdsmail_domain
 
     bds_domain=
     sleep_ctr=0
     while [ ! $bds_domain ]; do
-        echo $"Waiting for i2p domain to be generated ${sleep_ctr}/30"
+        echo $"Waiting for i2p domain to be generated ${sleep_ctr}/50"
         systemctl restart bdsmail
         sleep 10
         bds_domain=$(bdsmail_domain)
         sleep_ctr=$((sleep_ctr + 1))
-        if [ $sleep_ctr -gt 30 ]; then
+        if [ $sleep_ctr -gt 50 ]; then
             break
         fi
     done