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| local account = "[email protected]" -- use your own gmail account | |
| local password = "password" -- if you enable 2-phase authentication, you need to | |
| -- generate and use a application-specific password here... | |
| local sender_name = "Jon Snow" | |
| local recipient = "[email protected]" | |
| local recipient_name = "Arya Stark" | |
| local mail_title = "This is a test mail" | |
| local mail_body = [[<html><body><p>Mail Body...</body></html>]] | |
| ---------------------------------------------- | |
| local find = ngx.re.find | |
| local gsub = ngx.re.gsub | |
| local sub = string.sub | |
| local tostring = tostring | |
| local tonumber = tonumber | |
| local encode_base64 = ngx.encode_base64 | |
| local sock | |
| local function send_cmd(cmd) | |
| assert(sock:send(cmd .. "\r\n")) | |
| ngx.say(">> ", cmd) | |
| do | |
| local lines = {} | |
| local i = 0 | |
| local line = assert(sock:receive()) | |
| while true do | |
| local fr, to, err = find(line, [[^(\d+)-]], "jo", nil, 1) | |
| if err then | |
| error("failed to call ngx.re.find: " .. tostring(err)) | |
| end | |
| if not fr then | |
| break | |
| end | |
| local status = tonumber(sub(line, fr, to)) | |
| if status >= 400 then | |
| return nil, line | |
| end | |
| i = i + 1 | |
| lines[i] = line | |
| line = assert(sock:receive()) | |
| end | |
| local fr, to, err = find(line, [[^(\d+) ]], "jo", nil, 1) | |
| if err then | |
| error("failed to call ngx.re.find: " .. tostring(err)) | |
| end | |
| if not fr then | |
| error("syntax error: " .. line); | |
| end | |
| local status = tonumber(sub(line, fr, to)) | |
| if status >= 400 then | |
| return nil, line | |
| end | |
| i = i + 1 | |
| lines[i] = line | |
| ngx.say(table.concat(lines, "\n")) | |
| end | |
| return true | |
| end | |
| sock = ngx.socket.tcp() | |
| assert(sock:connect("smtp.gmail.com", 587)) | |
| local line = assert(sock:receive()) | |
| ngx.say(line) | |
| assert(send_cmd("EHLO smtp.gmail.com")) | |
| assert(send_cmd("STARTTLS")) | |
| assert(sock:sslhandshake()) -- well, we could verify the SSL handshake here... | |
| assert(send_cmd("EHLO smtp.gmail.com")) | |
| local auth = ngx.encode_base64("\0" .. account .. "\0" .. password) | |
| assert(send_cmd("AUTH PLAIN " .. auth)) | |
| assert(send_cmd("MAIL FROM:<" .. account .. ">")) -- well, you could use a different email address than | |
| -- the one specified in the account variable if you | |
| -- have configured alternative "send email as" entries | |
| -- in your gmail account | |
| assert(send_cmd("RCPT TO:<" .. recipient .. ">")) | |
| assert(sock:send("DATA\r\n")) | |
| assert(sock:send("FROM: " .. sender_name .. " <" .. account .. ">\r\n")) | |
| assert(sock:send("Subject: " .. mail_title .. "\r\n")) | |
| assert(sock:send("To: " .. recipient_name .. " <" .. recipient .. ">\r\n")) | |
| assert(sock:send("Content-Transfer-Encoding: base64\r\n")) | |
| assert(sock:send("Content-Type: text/html; charset=utf-8\r\n\r\n")) | |
| assert(sock:send(gsub(encode_base64(mail_body), [[(.{76})]], "$1\n", "jo") .. "\n")) | |
| assert(send_cmd("\r\n.")) | |
| assert(send_cmd("QUIT")) | |
| assert(sock:close()) |
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