notesd initial commit ishHEADmaster

9 files changed, 381 insertions, 0 deletions

diff --git a/httpd.py b/httpd.py
new file mode 100644
index 0000000..f61b22b
--- /dev/null
+++ b/httpd.py
@@ -0,0 +1,41 @@
+#! /usr/bin/env python3
+
+from http.server import *
+import json
+import tempfile
+import base64
+
+class HandlerClass(BaseHTTPRequestHandler):
+    def __init__(self, request, client_address, server):
+        self.timeout = 20
+        BaseHTTPRequestHandler.__init__(self, request, client_address, server)
+
+    def do_POST(self):
+        to_read = int(self.headers['Content-Length'])
+        data = self.rfile.read(to_read)
+        if len(data) > 0:
+            dat_str = data.decode("ascii")
+            body = json.loads(dat_str)
+            ssh_key = body['ssh']
+            gpg_key = body['gpg']
+            print("your (base64) ssh_key: " + ssh_key)
+            print("your (base64) gpg_key: " + gpg_key)
+            ssh_keypath = as_tempfile(base64.b64decode(ssh_key))
+            gpg_keypath = as_tempfile(base64.b64decode(gpg_key))
+            recv_keys(ssh_keypath, gpg_keypath)
+
+        self.send_response(200)
+        self.end_headers()
+
+def as_tempfile(content):
+    tmpfile = tempfile.NamedTemporaryFile()
+    tmpfile.write(content)
+    return tmpfile
+
+def main():
+    print("Running on port whatever")
+    server_address = ('', 8002)
+    httpd = HTTPServer(server_address, HandlerClass)
+    httpd.serve_forever()
+
+main()
diff --git a/newuser.py b/newuser.py
new file mode 100644
index 0000000..4e0a0cd
--- /dev/null
+++ b/newuser.py
@@ -0,0 +1,67 @@
+#! /usr/bin/env python
+
+from subprocess import call
+import base64
+
+import gnupg # python-gnupg
+
+root_user_fs_path = './user_fses/'
+root_repo_path = './repos/'
+
+authorized_keys_base = '/var/authorized_keys/'
+
+gpg = gnupg.GPG(gnupghome='/does/not/exist')
+
+def recv_keys(gpg_key_path, ssh_key_path):
+    fingerprint = full_fingerprint(gpg_key_path)
+    username = tiny_gpg_fingerprint(fingerprint)
+    alloc_user(username)
+    add_key(username, ssh_key_path)
+    print("gpg key: %s, ssh key: %s" % (gpg_key_path, ssh_key_path))
+    print("username: %s, gpg fingerprint: %s" % (username, fingerprint))
+    return True
+
+def full_fingerprint(gpg_key_path):
+    keys = gpg.scan_keys(gpg_key_path)
+    if (len(keys) == 0):
+        raise "hell"
+    if (len(keys) != 1):
+        raise "the roof"
+    return keys[0]["fingerprint"]
+
+# the s/./=/g thing here is because
+# = is apparently not valid in a username!
+# but having the padding around is nice. so keep it.
+# so turn it into valid characters!
+def untiny_gpg_fingerprint(tiny):
+    return binascii.unhexlify(
+        base64.b64decode(tiny.replace('.', '='), '-_')
+    )
+
+def tiny_gpg_fingerprint(raw_fingerprint):
+    fingerprint_bytes = raw_fingerprint.decode('hex')
+    return base64.b64encode(fingerprint_bytes, '-_').replace('=', '.')
+
+def add_key(username, ssh_key_path):
+    with open(ssh_key_path, 'r') as key_file:
+        ssh_key = key_file.read()
+        with open(authorized_keys_base + username, 'a+') as user_authorized_keys:
+            user_authorized_keys.write(ssh_key)
+    return True
+
+def alloc_user(username):
+
+    if username == '':
+        raise Exception("Username must not be empty and must be alphanumeric (but it's derived from your full gpg key id, so how did you do that?")
+
+    fs_path = root_user_fs_path + username
+    repo_path = root_repo_path + username
+# [D]on't give a password (ssh login only)
+# Don't create a [H]ome directory
+# Set the login [s]hell to a non-shell to disallow logins
+    call(['adduser', '-D', '-H', '-s', '/bin/false', username])
+    call(['dd', 'if=/dev/zero', 'of=' + fs_path, 'bs=4096', 'count=32768'])
+    call(['mkfs.ext4', '-q', fs_path])
+    call(['mkdir', repo_path])
+    call(['mount', '-o', 'loop,rw', fs_path, repo_path + '/'])
+    call(['touch', repo_path + '/git-daemon-export-ok'])
diff --git a/notesd.run b/notesd.run
new file mode 100755
index 0000000..4df68d1
--- /dev/null
+++ b/notesd.run
@@ -0,0 +1,2 @@
+#! /bin/sh
+qemu-system-x86_64 -cpu host -enable-kvm -hda notesd-test.img
diff --git a/ok@ok.ok.asc b/ok@ok.ok.asc
new file mode 100644
index 0000000..9b9e220
--- /dev/null
+++ b/ok@ok.ok.asc
@@ -0,0 +1,51 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1
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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/ok@ok.ok.privkey b/ok@ok.ok.privkey
new file mode 100644
index 0000000..45f5262
--- /dev/null
+++ b/ok@ok.ok.privkey
@@ -0,0 +1,105 @@
+-----BEGIN PGP PRIVATE KEY BLOCK-----
+Version: GnuPG v1
+
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+-----END PGP PRIVATE KEY BLOCK-----
diff --git a/user2.gpg b/user2.gpg
new file mode 100644
index 0000000..9710265
--- /dev/null
+++ b/user2.gpg
@@ -0,0 +1,30 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1
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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/user2.gpg.key b/user2.gpg.key
new file mode 100644
index 0000000..fc6c4be
--- /dev/null
+++ b/user2.gpg.key
@@ -0,0 +1,57 @@
+-----BEGIN PGP PRIVATE KEY BLOCK-----
+Version: GnuPG v1
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+-----END PGP PRIVATE KEY BLOCK-----
diff --git a/user2_id_rsa b/user2_id_rsa
new file mode 100644
index 0000000..f2a2fc1
--- /dev/null
+++ b/user2_id_rsa
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----
diff --git a/user2_id_rsa.pub b/user2_id_rsa.pub
new file mode 100644
index 0000000..2a74c92
--- /dev/null
+++ b/user2_id_rsa.pub
@@ -0,0 +1 @@
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDAvrSFf8iY5jGxXlBtDQb33yB+iD61IqrCrtPJW9M6cpDAWHdVUNpUma8q7cNBF2ls5WL0riWrEBiJSC33Bvh4I4FgYhqLb4MI2kh+0u8r1QTdQ0EDfrERAD0iP7sFubkjXCrAxWbqoswfZmQOtUrFj7dy8YB79mtd0Vo9ewfTL+xGwdngYVpiW5IXwHlPVBF9nxurNImtYHIb9QBAm284LxGafy5HM9bTTQXdo9u2Yg2FBRUhj9a1So8UKTSSZl/4mGQ6QhGCb+2T6MYwMq7AO2DVRioUO5gTVfLOtBlws0jA2DNaw8H0T8GHD1jvxYMi7LYB6r+iQzbr16xmC6t3 iximeow@ivorytower