Compare commits

...

3 commits

Author SHA1 Message Date
mwiegand
b1e5992f05 group home 2022-02-15 09:39:11 +01:00
mwiegand
5ac4d3cc33 format 2022-02-15 09:39:04 +01:00
mwiegand
806b5e1880 ssh: dont set rendom bytes to zero 2022-02-15 09:36:57 +01:00
9 changed files with 31 additions and 15 deletions

1
groups/locations/home.py Normal file
View file

@ -0,0 +1 @@
{}

View file

@ -1,19 +1,23 @@
from base64 import b64decode, b64encode
from hashlib import sha3_256
from cryptography.hazmat.primitives.asymmetric.ed25519 import Ed25519PrivateKey
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.serialization import Encoding, PrivateFormat, PublicFormat, NoEncryption
def generate_ed25519_key_pair(secret):
privkey_bytes = Ed25519PrivateKey.from_private_bytes(secret)
nondeterministic_privatekey = privkey_bytes.private_bytes(
encoding=serialization.Encoding.PEM,
format=serialization.PrivateFormat.OpenSSH,
encryption_algorithm=serialization.NoEncryption()
encoding=Encoding.PEM,
format=PrivateFormat.OpenSSH,
encryption_algorithm=NoEncryption()
).decode()
nondeterministic_bytes = b64decode(''.join(nondeterministic_privatekey.split('\n')[1:-2]))
# handle random 32bit number, occuring twice in a row
deterministic_bytes = nondeterministic_bytes[:98] + b'00000000' + nondeterministic_bytes[106:]
nondeterministic_bytes = b64decode(''.join(nondeterministic_privatekey.split('\n')[1:-2]))
random_bytes = sha3_256(secret).digest()[0:4]
deterministic_bytes = nondeterministic_bytes[:98] + random_bytes + random_bytes + nondeterministic_bytes[106:]
deterministic_privatekey = '\n'.join([
'-----BEGIN OPENSSH PRIVATE KEY-----',
b64encode(deterministic_bytes).decode(),
@ -21,8 +25,8 @@ def generate_ed25519_key_pair(secret):
])
public_key = privkey_bytes.public_key().public_bytes(
encoding=serialization.Encoding.OpenSSH,
format=serialization.PublicFormat.OpenSSH,
encoding=Encoding.OpenSSH,
format=PublicFormat.OpenSSH,
).decode()
return (deterministic_privatekey, public_key)

View file

@ -1,10 +1,11 @@
{
'hostname': '10.0.0.5',
'groups': [
'debian-11',
'backup-server',
'monitored',
'autologin',
'backup-server',
'debian-11',
'home',
'monitored',
],
'bundles': [
'smartctl',

View file

@ -1,8 +1,9 @@
{
'hostname': '10.0.2.8',
'groups': [
'raspberrymatic',
'autologin',
'home',
'raspberrymatic',
],
'bundles': [
'hostname',

View file

@ -1,5 +1,8 @@
{
'dummy': True,
'groups': [
'home',
],
'metadata': {
'id': '',
'network': {

View file

@ -1,12 +1,13 @@
{
'hostname': '10.0.0.17',
'groups': [
'autologin',
'backup',
'debian-11',
'home',
'monitored',
'raspberry-pi',
'webserver',
'autologin',
],
'bundles': [
'build-agent',

View file

@ -1,14 +1,15 @@
{
'hostname': '10.0.0.2',
'groups': [
'autologin',
'backup',
'debian-11',
'home',
'nextcloud',
'monitored',
'webserver',
'hardware',
'build-server',
'autologin',
],
'bundles': [
'apcupsd',

View file

@ -1,10 +1,11 @@
{
'hostname': '10.0.0.15',
'groups': [
'autologin',
'debian-11',
'home',
'raspberry-pi',
'monitored',
'autologin',
],
'bundles': [
'stromzaehler',

View file

@ -1,5 +1,8 @@
{
'dummy': True,
'groups': [
'home',
],
'metadata': {
'id': '',
'network': {