mirror of
https://github.com/goharbor/harbor.git
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118 lines
4.4 KiB
Python
118 lines
4.4 KiB
Python
# Get or generate private key
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import os, sys, subprocess, shutil
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from pathlib import Path
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from subprocess import DEVNULL
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from functools import wraps
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from g import DEFAULT_GID, DEFAULT_UID
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from .misc import (
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mark_file,
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generate_random_string,
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check_permission)
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SSL_CERT_PATH = os.path.join("/etc/cert", "server.crt")
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SSL_CERT_KEY_PATH = os.path.join("/etc/cert", "server.key")
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secret_keys_dir = '/secret/keys'
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def _get_secret(folder, filename, length=16):
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key_file = os.path.join(folder, filename)
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if os.path.isfile(key_file):
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with open(key_file, 'r') as f:
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key = f.read()
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print("loaded secret from file: %s" % key_file)
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mark_file(key_file)
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return key
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if not os.path.isdir(folder):
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os.makedirs(folder)
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key = generate_random_string(length)
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with open(key_file, 'w') as f:
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f.write(key)
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print("Generated and saved secret to file: %s" % key_file)
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mark_file(key_file)
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return key
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def get_secret_key(path):
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secret_key = _get_secret(path, "secretkey")
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if len(secret_key) != 16:
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raise Exception("secret key's length has to be 16 chars, current length: %d" % len(secret_key))
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return secret_key
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def get_alias(path):
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alias = _get_secret(path, "defaultalias", length=8)
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return alias
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## decorator actions
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def stat_decorator(func):
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@wraps(func)
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def check_wrapper(*args, **kw):
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stat = func(*args, **kw)
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if stat == 0:
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print("Generated certificate, key file: {key_path}, cert file: {cert_path}".format(**kw))
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else:
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print("Fail to generate key file: {key_path}, cert file: {cert_path}".format(**kw))
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sys.exit(1)
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return check_wrapper
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@stat_decorator
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def create_root_cert(subj, key_path="./k.key", cert_path="./cert.crt"):
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rc = subprocess.call(["/usr/bin/openssl", "genrsa", "-out", key_path, "4096"], stdout=DEVNULL, stderr=subprocess.STDOUT)
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if rc != 0:
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return rc
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return subprocess.call(["/usr/bin/openssl", "req", "-new", "-x509", "-key", key_path,\
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"-out", cert_path, "-days", "3650", "-subj", subj], stdout=DEVNULL, stderr=subprocess.STDOUT)
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def create_ext_file(cn, ext_filename):
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with open(ext_filename, 'w') as f:
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f.write("subjectAltName = DNS.1:{}".format(cn))
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@stat_decorator
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def create_cert(subj, ca_key, ca_cert, key_path="./k.key", cert_path="./cert.crt", extfile='extfile.cnf'):
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cert_dir = os.path.dirname(cert_path)
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csr_path = os.path.join(cert_dir, "tmp.csr")
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rc = subprocess.call(["/usr/bin/openssl", "req", "-newkey", "rsa:4096", "-nodes","-sha256","-keyout", key_path,\
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"-out", csr_path, "-subj", subj], stdout=DEVNULL, stderr=subprocess.STDOUT)
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if rc != 0:
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return rc
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return subprocess.call(["/usr/bin/openssl", "x509", "-req", "-days", "3650", "-in", csr_path, "-CA", \
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ca_cert, "-CAkey", ca_key, "-CAcreateserial", "-extfile", extfile ,"-out", cert_path],
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stdout=DEVNULL, stderr=subprocess.STDOUT)
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def openssl_installed():
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shell_stat = subprocess.check_call(["/usr/bin/which", "openssl"], stdout=DEVNULL, stderr=subprocess.STDOUT)
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if shell_stat != 0:
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print("Cannot find openssl installed in this computer\nUse default SSL certificate file")
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return False
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return True
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def prepare_ca(
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private_key_pem_path: Path,
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root_crt_path: Path,
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old_private_key_pem_path: Path,
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old_crt_path: Path):
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if not ( private_key_pem_path.exists() and root_crt_path.exists() ):
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# From version 1.8 the cert storage path is changed
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# if old key paris not exist create new ones
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# if old key pairs exist in old place copy it to new place
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if not (old_crt_path.exists() and old_private_key_pem_path.exists()):
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private_key_pem_path.parent.mkdir(parents=True, exist_ok=True)
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root_crt_path.parent.mkdir(parents=True, exist_ok=True)
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empty_subj = "/"
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create_root_cert(empty_subj, key_path=private_key_pem_path, cert_path=root_crt_path)
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mark_file(private_key_pem_path)
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mark_file(root_crt_path)
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else:
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shutil.move(old_crt_path, root_crt_path)
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shutil.move(old_private_key_pem_path, private_key_pem_path)
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if not check_permission(root_crt_path, uid=DEFAULT_UID, gid=DEFAULT_GID):
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os.chown(root_crt_path, DEFAULT_UID, DEFAULT_GID)
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if not check_permission(private_key_pem_path, uid=DEFAULT_UID, gid=DEFAULT_GID):
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os.chown(private_key_pem_path, DEFAULT_UID, DEFAULT_GID) |