Merge branch 'pre-release-0.2.0' into release-0.2.0

This merge contains today's state of develop branch,
minus soledad and email components.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/leap/util/misc.py b/src/leap/util/misc.py
new file mode 100644
index 00000000..d869a1ba
--- /dev/null
+++ b/src/leap/util/misc.py
@@ -0,0 +1,37 @@
+"""
+misc utils
+"""
+import psutil
+
+from leap.base.constants import OPENVPN_BIN
+
+
+class ImproperlyConfigured(Exception):
+    """
+    """
+
+
+def null_check(value, value_name):
+    try:
+        assert value is not None
+    except AssertionError:
+        raise ImproperlyConfigured(
+            "%s parameter cannot be None" % value_name)
+
+
+def get_openvpn_pids():
+    # binary name might change
+
+    openvpn_pids = []
+    for p in psutil.process_iter():
+        try:
+            # XXX Not exact!
+            # Will give false positives.
+            # we should check that cmdline BEGINS
+            # with openvpn or with our wrapper
+            # (pkexec / osascript / whatever)
+            if OPENVPN_BIN in ' '.join(p.cmdline):
+                openvpn_pids.append(p.pid)
+        except psutil.error.AccessDenied:
+            pass
+    return openvpn_pids