From: Michael Tremer <michael.tremer@ipfire.org>
Date: Wed, 20 Jul 2011 10:07:03 +0000 (+0200)
Subject: Check if pakfire is actually running on an IPFire system.
X-Git-Tag: 0.9.3~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7b1e25fd083cb5749157cc39c8346a52d84cbd96;p=pakfire.git

Check if pakfire is actually running on an IPFire system.

That won't cause too much damage on the buildsystems.
---

diff --git a/pakfire/base.py b/pakfire/base.py
index 18b07473..05dbbaf2 100644
--- a/pakfire/base.py
+++ b/pakfire/base.py
@@ -43,7 +43,8 @@ class Pakfire(object):
 			self.builder = False
 			self.path = path
 
-			# XXX check if we are actually running on an ipfire system.
+			# check if we are actually running on an ipfire system.
+			self.check_is_ipfire()
 
 		# Read configuration file(s)
 		self.config = config.Config(type=config_type)
@@ -121,6 +122,12 @@ class Pakfire(object):
 
 		raise BuildError, arch
 
+	def check_is_ipfire(self):
+		ret = os.path.exists("/etc/ipfire-release")
+
+		if not ret:
+			raise NotAnIPFireSystemError, "You can run pakfire only on an IPFire system"
+
 	def install(self, requires):
 		# Create a new request.
 		request = self.create_request()
diff --git a/pakfire/errors.py b/pakfire/errors.py
index 72f1f504..e49de316 100644
--- a/pakfire/errors.py
+++ b/pakfire/errors.py
@@ -27,6 +27,9 @@ class FileError(Error):
 class FileNotFoundError(Error):
 	pass
 
+class NotAnIPFireSystemError(Error):
+	pass
+
 class PakfireError(Error):
 	pass