add email sending script
refs: #4053
Change-Id: I1ffe550b20e7fe394fb7f25d71eafa61d4a8fc6f
diff --git a/ndncert-mail.conf.sample b/ndncert-mail.conf.sample
new file mode 100644
index 0000000..492c1e5
--- /dev/null
+++ b/ndncert-mail.conf.sample
@@ -0,0 +1,12 @@
+[ndncert_smtp_settings]
+SMTP_SERVER = localhost or remote smtp server
+SMTP_PORT = port number, usually one from 25 465 587
+ENCRYPT_MODE = select one from ssl/tls/none
+SMTP_USER = leave it empty if you do not have one
+SMTP_PASSWORD = leave it empty if you do not have one
+
+[ndncert_email_settings]
+MAIL_FROM = NDN Testbed Certificate Robot <noreply-ndncert@named-data.net>
+SUBJECT = Email Challenge Triggered by NDNCERT
+TEXT_TEMPLATE = Your PIN code: {0} from NDNCERT CA {1}. Please keep it secret and type in to your application to finish the certificiate issuance process. If you do not know what is going on, please ignore the message.
+HTML_TEMPLATE = <html><head></head><body><p><b>Your PIN code: {0} from NDNCERT CA {1}</b></p><p>Please keep it secret and type in to your application to finish the certificiate issuance process. If you do not know what is going on, please ignore the message.</p><p>Sincerely,<br/>NDN Testbed NDNCERT robot</p>
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