From 8bc6eff68e7954c2b34dcb3aea8998eb8bb5a738 Mon Sep 17 00:00:00 2001
From: IcE <ivica-matic@outlook.com>
Date: Sun, 20 Oct 2019 23:20:05 +0100
Subject: [PATCH] Added openvpn.py

Added ability to setup OVPN using Python script.
Also added ability to use google gmail account to send .OVPN file to user(easier and more secure that to move it to webserver for download)
---
 .gitignore |  2 ++
 openvpn.py | 96 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 openvpn.py

diff --git a/.gitignore b/.gitignore
index 73ab2cf..14ca257 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 .vagrant/
 *.log
+.ovpn
+.bash
\ No newline at end of file
diff --git a/openvpn.py b/openvpn.py
new file mode 100644
index 0000000..e1be224
--- /dev/null
+++ b/openvpn.py
@@ -0,0 +1,96 @@
+import sys
+import os
+import subprocess
+import smtplib
+from os.path import basename
+from os.path import expanduser
+from email.mime.application import MIMEApplication
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+from email.utils import COMMASPACE, formatdate
+
+send_to = ''
+sendConfViaEmail = False
+
+for i in range(len(sys.argv)): #parse the given arguments
+    if sys.argv[i] =="--email":
+        try:
+            sendConfViaEmail = True
+            i+=1
+            send_to = sys.argv[i]
+        except:
+            break
+
+if sendConfViaEmail == False: #if there is no email argument
+    with open ("temp.bash","w") as fil: #create temp.bash file
+        fil.write("#!/bin/bash\n")
+        fil.write("./openvpn-install.sh") #to just launch the .sh
+        fil.close()
+    os.system("sudo bash temp.bash") #execute temp bash
+    os.system("rm temp.bash") #and remove it after
+
+else:
+    confName = send_to.split("@")[0] #if there is email argument, create confFile from it
+    with open ("temp.bash","w") as fil: #create temp.bash file
+        fil.write("#!/bin/bash\n")
+        fil.write("export MENU_OPTION=\"1\"\n") #which is going to automatically make ovpn profile on the server
+        row = "export CLIENT=\""
+        row+= confName # with name based from email
+        row += "\"\n"
+        fil.write(row)
+        fil.write("export PASS=\"1\"\n")
+        fil.write("./openvpn-install.sh")
+        fil.close()
+        
+    os.system("sudo bash temp.bash") #execute generated temp bash
+    os.system("rm temp.bash") #and remove it after
+
+    #now send that config file over email
+    
+    #------------------------------!!!!!----------------------------------------
+    gmail_user = '' #email of your gmail account used to send file
+    gmail_password = '' #email app password generated online
+    #------------------------------!!!!!----------------------------------------
+
+    msg = MIMEMultipart() #create blank email message
+    msg['From'] = gmail_user
+    msg['To'] = send_to #input recipient
+    msg['Date'] = formatdate(localtime=True) #add current timestamp
+    msg['Subject'] = 'VPN Configuration File' #add subject to message
+    text ="Please proceed to download your .ovpn config file" #and text content, i.e. HTML,plain text
+    msg.attach(MIMEText(text)) 
+
+    #now move .ovpn file from home directory to current working directory
+    files = confName
+    files += ".ovpn"
+    wd = os.getcwd()
+    home = expanduser("~")
+    cmd ="cd " 
+    cmd += home
+    cmd+=" && mv " 
+    cmd+=files
+    cmd+=" "   
+    cmd+=wd
+    os.system(cmd)
+
+    #attach it to the message
+    with open(files, "rb") as fil:
+        part = MIMEApplication(
+            fil.read(),
+            Name=basename(files)
+            )
+    part['Content-Disposition'] = 'attachment; filename="%s"' % basename(files)
+    msg.attach(part)
+
+    #send email message containing .ovpn file to recipient
+    server = smtplib.SMTP_SSL('smtp.gmail.com', 465)
+    server.ehlo()
+    server.login(gmail_user, gmail_password)
+    server.sendmail(gmail_user, send_to, msg.as_string())
+    server.close()
+    print('Email sent!')
+
+    #finaly, remove config file from the system
+    cmd = "rm "
+    cmd += files
+    os.system(cmd)