From fe4b8a01fc87d1a76fca8e8733270a260aa23cc0 Mon Sep 17 00:00:00 2001
From: ficus <ficus@robocracy.org>
Date: Tue, 25 Sep 2012 11:46:08 +0200
Subject: basic tor status using python-torctl

---
 debian/control                 |  2 +-
 torouterui/templates/home.html | 16 ++++++++++++++--
 torouterui/tor.py              | 42 +++++++++++++++++++++++++++++++++++++++---
 3 files changed, 54 insertions(+), 6 deletions(-)

diff --git a/debian/control b/debian/control
index e91acfb..7733b3f 100644
--- a/debian/control
+++ b/debian/control
@@ -7,6 +7,6 @@ Standards-Version: 3.9.1
 
 Package: torouterui
 Architecture: all
-Depends: ${misc:Depends}, ${python:Depends}, python-setuptools, uaputl, python-flask, python-augeas, hostname, ifupdown, iw
+Depends: ${misc:Depends}, ${python:Depends}, python-setuptools, uaputl, python-flask, python-augeas, hostname, ifupdown, iw, python-torctl
 Description: torouter configuration web interface
 
diff --git a/torouterui/templates/home.html b/torouterui/templates/home.html
index fa2ed2b..58ed2f2 100644
--- a/torouterui/templates/home.html
+++ b/torouterui/templates/home.html
@@ -57,13 +57,25 @@
  </div>
  <div class="span6">
     <h3>Tor</h3>
-    <table class="table table-condensed {% if status.tor.state in ["DISABLED"] %}muted{% endif %}">
+    <table class="table table-condensed {% if status.tor.state in ["DISABLED", "PERMISSION_DENIED"] %}muted{% endif %}">
     <tr>
     <th>Status
     <td><span style="font-weight: bold;" class="label
-      {% if status.tor.state == 'RUNNING' %}label-success{% elif status.tor.state == 'STARTING' %}label-info{% else %}label-important{% endif %}">
+      {% if status.tor.state == 'ESTABLISHED' %}label-success{% elif status.tor.state == 'CONNECTING' %}label-info{% else %}label-important{% endif %}">
       {{ status.tor.state }}
       </span>
+    <tr>
+    <th>Circuit Established?
+    <td style="font-family: monospace;">{{ status.tor.circuit_established }}
+    <tr>
+    <th>Version
+    <td style="font-family: monospace;">{% if status.tor.version %}{{ status.tor.version }} ({{ status.tor.version_current }}){% endif %}
+    <tr>
+    <th>Traffic TX
+    <td style="font-family: monospace;">{% if status.tor.traffic_written_bytes %}{{ status.tor.traffic_written_bytes }} bytes{% endif %}
+    <tr>
+    <th>Traffic RX
+    <td style="font-family: monospace;">{% if status.tor.traffic_read_bytes %}{{ status.tor.traffic_read_bytes }} bytes{% endif %}
     </table>
  </div>
 </div>
diff --git a/torouterui/tor.py b/torouterui/tor.py
index ef585c5..cf18ce2 100644
--- a/torouterui/tor.py
+++ b/torouterui/tor.py
@@ -3,16 +3,52 @@ Helper code for interacting with Tor and modifying the Tor system
 configuration.
 """
 
+from TorCtl import TorCtl
+
+def tor_getinfo(conn, key):
+    return conn.get_info(key)[key]
 
 def get_tor_status():
+    """Ask for status over torctl pipe"""
     d = dict()
-    d['state'] = 'DISABLED'
+    try:
+        f = open('/var/run/tor/tor.pid', 'r')
+        f.close()
+    except IOError, ioe:
+        if ioe.errno == 13:
+            # "Permission denied"
+            d['state'] = 'PERMISSION_DENIED'
+            return d
+        elif ioe.errno == 2:
+            # "No such file or directory"
+            d['state'] = 'DISABLED'
+            return d
+        else:
+            raise ioe
+    conn = TorCtl.connect()
+    if not conn:
+        d['state'] = 'DISABLED'
+        return d
+    d['version'] = tor_getinfo(conn, 'version')
+    d['traffic_read_bytes'] = int(tor_getinfo(conn, 'traffic/read'))
+    d['traffic_written_bytes'] = int(tor_getinfo(conn, 'traffic/written'))
+    d['version_current'] = tor_getinfo(conn, 'status/version/current')
+    d['circuit_established'] = bool(
+        tor_getinfo(conn, 'status/circuit-established'))
+    if d['circuit_established']:
+        d['state'] = 'ESTABLISHED'
+    else:
+        d['state'] = 'CONNECTING'
+    conn.close()
     return d
-
+            
 
 def get_tor_settings():
-    return dict()
+    """Ask for settings over torctl pipe; don't use augeas"""
+    d = dict()
+    return d
 
 
 def save_tor_settings():
+    """Commit settings through torctl pipe, then send SAVECONF"""
     pass
-- 
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