From 4f2da1b684fde6c0b452f79883b87ca057313cc7 Mon Sep 17 00:00:00 2001
From: Ruben Pollan <meskio@sindominio.net>
Date: Fri, 11 Jul 2014 13:02:26 -0500
Subject: Tools for TUF repository management

---
 pkg/tuf/init.py | 102 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100755 pkg/tuf/init.py

(limited to 'pkg/tuf/init.py')

diff --git a/pkg/tuf/init.py b/pkg/tuf/init.py
new file mode 100755
index 00000000..7300da0a
--- /dev/null
+++ b/pkg/tuf/init.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python
+# init.py
+# Copyright (C) 2014 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""
+Tool to initialize a TUF repo.
+
+The keys can be generated with:
+    openssl genrsa -des3 -out private.pem 4096
+The public key can be exported with:
+    openssl rsa -in private.pem -outform PEM -pubout -out public.pem
+"""
+
+import sys
+
+from tuf.repository_tool import create_new_repository
+from tuf.repository_tool import import_rsa_privatekey_from_file
+from tuf.repository_tool import import_rsa_publickey_from_file
+
+
+def usage():
+    print ("Usage:  %s repo root_private_key root_pub_key targets_pub_key"
+           " timestamp_pub_key") % (sys.argv[0],)
+
+
+def main():
+    if len(sys.argv) < 6:
+        usage()
+        return
+
+    repo_path = sys.argv[1]
+    root_priv_path = sys.argv[2]
+    root_pub_path = sys.argv[3]
+    targets_pub_path = sys.argv[4]
+    timestamp_pub_path = sys.argv[5]
+    repo = Repo(repo_path, root_priv_path)
+    repo.build(root_pub_path, targets_pub_path, timestamp_pub_path)
+
+    print "%s/metadata.staged/root.json is ready" % (repo_path,)
+
+
+class Repo(object):
+    """
+    Repository builder class
+    """
+
+    def __init__(self, repo_path, key_path):
+        """
+        Constructor
+
+        :param repo_path: path where the repo lives
+        :type repo_path: str
+        :param key_path: path where the private root key lives
+        :type key_path: str
+        """
+        self._repo_path = repo_path
+        self._key = import_rsa_privatekey_from_file(key_path)
+
+    def build(self, root_pub_path, targets_pub_path, timestamp_pub_path):
+        """
+        Create a new repo
+
+        :param root_pub_path: path where the public root key lives
+        :type root_pub_path: str
+        :param targets_pub_path: path where the public targets key lives
+        :type targets_pub_path: str
+        :param timestamp_pub_path: path where the public timestamp key lives
+        :type timestamp_pub_path: str
+        """
+        repository = create_new_repository(self._repo_path)
+
+        pub_root_key = import_rsa_publickey_from_file(root_pub_path)
+        repository.root.add_verification_key(pub_root_key)
+        repository.root.load_signing_key(self._key)
+
+        pub_target_key = import_rsa_publickey_from_file(targets_pub_path)
+        repository.targets.add_verification_key(pub_target_key)
+        repository.snapshot.add_verification_key(pub_target_key)
+        repository.targets.compressions = ["gz"]
+        repository.snapshot.compressions = ["gz"]
+
+        pub_timestamp_key = import_rsa_publickey_from_file(timestamp_pub_path)
+        repository.timestamp.add_verification_key(pub_timestamp_key)
+
+        repository.write_partial()
+
+
+if __name__ == "__main__":
+    main()
-- 
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