Merge branch 'master' into fix_771

Conflicts:
	letsencrypt/cli.py
This commit is contained in:
James Kasten 2015-09-25 20:11:15 -07:00
commit 395da0d7d5
24 changed files with 151 additions and 75 deletions

View file

@ -32,7 +32,7 @@ RUN /opt/letsencrypt/src/ubuntu.sh && \
# the above is not likely to change, so by putting it further up the
# Dockerfile we make sure we cache as much as possible
COPY setup.py README.rst CHANGES.rst MANIFEST.in requirements.txt EULA linter_plugin.py tox.cover.sh tox.ini /opt/letsencrypt/src/
COPY setup.py README.rst CHANGES.rst MANIFEST.in requirements.txt EULA linter_plugin.py tox.cover.sh tox.ini pep8.travis.sh .pep8 .pylintrc /opt/letsencrypt/src/
# all above files are necessary for setup.py, however, package source
# code directory has to be copied separately to a subdirectory...
@ -46,6 +46,8 @@ COPY letsencrypt /opt/letsencrypt/src/letsencrypt/
COPY acme /opt/letsencrypt/src/acme/
COPY letsencrypt-apache /opt/letsencrypt/src/letsencrypt-apache/
COPY letsencrypt-nginx /opt/letsencrypt/src/letsencrypt-nginx/
COPY letshelp-letsencrypt /opt/letsencrypt/src/letshelp-letsencrypt/
COPY letsencrypt-compatibility-test /opt/letsencrypt/src/letsencrypt-compatibility-test/
COPY tests /opt/letsencrypt/src/tests/
RUN virtualenv --no-site-packages -p python2 /opt/letsencrypt/venv && \
@ -55,6 +57,8 @@ RUN virtualenv --no-site-packages -p python2 /opt/letsencrypt/venv && \
-e /opt/letsencrypt/src \
-e /opt/letsencrypt/src/letsencrypt-apache \
-e /opt/letsencrypt/src/letsencrypt-nginx \
-e /opt/letsencrypt/src/letshelp-letsencrypt \
-e /opt/letsencrypt/src/letsencrypt-compatibility-test \
-e /opt/letsencrypt/src[dev,docs,testing]
# install in editable mode (-e) to save space: it's not possible to

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@ -1,2 +1,8 @@
#!/bin/sh
if ! hash brew 2>/dev/null; then
echo "Homebrew Not Installed\nDownloading..."
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
fi
brew install augeas
brew install dialog

View file

@ -68,17 +68,16 @@ The following tools are there to help you:
Integration
~~~~~~~~~~~
First, install `Go`_ 1.5 (pick a value for GOPATH and put $GOPATH/bin in your
PATH), libtool-ltdl, mariadb-server and rabbitmq-server and then start
Boulder_, an ACME CA server::
First, install `Go`_ 1.5, libtool-ltdl, mariadb-server and
rabbitmq-server and then start Boulder_, an ACME CA server::
./tests/boulder-start.sh
The script will download, compile and run the executable; please be patient -
it will take some time... Once its ready, you will see ``Server running,
listening on 127.0.0.1:4000...``. Add the ``venv/bin/`` subdirectory of your
letsencrypt repo to your path, and add an ``/etc/hosts`` entry pointing
``le.wtf`` to 127.0.0.1. You may now run (in a separate terminal)::
The script will download, compile and run the executable; please be
patient - it will take some time... Once its ready, you will see
``Server running, listening on 127.0.0.1:4000...``. Add an
``/etc/hosts`` entry pointing ``le.wtf`` to 127.0.0.1. You may now
run (in a separate terminal)::
./tests/boulder-integration.sh && echo OK || echo FAIL
@ -130,9 +129,8 @@ Docker
OSX users will probably find it easiest to set up a Docker container for
development. Let's Encrypt comes with a Dockerfile (``Dockerfile-dev``)
for doing so. To use Docker on OSX, install boot2docker using the
instructions at https://docs.docker.com/installation/mac/ and start it
from the command line (``boot2docker init``).
for doing so. To use Docker on OSX, install and setup docker-machine using the
instructions at https://docs.docker.com/installation/mac/.
To build the development Docker image::

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@ -241,6 +241,10 @@ class ApacheParser(object):
Directives should be in the form of a case insensitive regex currently
.. todo:: arg should probably be a list
.. todo:: arg search currently only supports direct matching. It does
not handle the case of variables or quoted arguments. This should
be adapted to use a generic search for the directive and then do a
case-insensitive self.get_arg filter
Note: Augeas is inherently case sensitive while Apache is case
insensitive. Augeas 1.0 allows case insensitive regexes like
@ -315,6 +319,14 @@ class ApacheParser(object):
"""
value = self.aug.get(match)
# No need to strip quotes for variables, as apache2ctl already does this
# but we do need to strip quotes for all normal arguments.
# Note: normal argument may be a quoted variable
# e.g. strip now, not later
value = value.strip("'\"")
variables = ApacheParser.arg_var_interpreter.findall(value)
for var in variables:
@ -390,10 +402,15 @@ class ApacheParser(object):
# logger.error("Error: Invalid regexp characters in %s", arg)
# return []
# Remove beginning and ending quotes
arg = arg.strip("'\"")
# Standardize the include argument based on server root
if not arg.startswith("/"):
# Normpath will condense ../
arg = os.path.normpath(os.path.join(self.root, arg))
else:
arg = os.path.normpath(arg)
# Attempts to add a transform to the file if one does not already exist
if os.path.isdir(arg):

View file

@ -32,6 +32,7 @@ class ComplexParserTest(util.ParserTest):
"COMPLEX": "",
"tls_port": "1234",
"fnmatch_filename": "test_fnmatch.conf",
"tls_port_str": "1234"
}
)
@ -49,6 +50,12 @@ class ComplexParserTest(util.ParserTest):
self.assertEqual(len(matches), 1)
self.assertEqual(self.parser.get_arg(matches[0]), "1234")
def test_basic_variable_parsing_quotes(self):
matches = self.parser.find_dir("TestVariablePortStr")
self.assertEqual(len(matches), 1)
self.assertEqual(self.parser.get_arg(matches[0]), "1234")
def test_invalid_variable_parsing(self):
del self.parser.variables["tls_port"]
@ -89,6 +96,7 @@ class ComplexParserTest(util.ParserTest):
else:
self.assertFalse(self.parser.find_dir("FNMATCH_DIRECTIVE"))
# NOTE: Only run one test per function otherwise you will have inf recursion
def test_include(self):
self.verify_fnmatch("test_fnmatch.?onf")
@ -98,6 +106,15 @@ class ComplexParserTest(util.ParserTest):
def test_include_fullpath(self):
self.verify_fnmatch(os.path.join(self.config_path, "test_fnmatch.conf"))
def test_include_fullpath_trailing_slash(self):
self.verify_fnmatch(self.config_path + "//")
def test_include_single_quotes(self):
self.verify_fnmatch("'" + self.config_path + "'")
def test_include_double_quotes(self):
self.verify_fnmatch('"' + self.config_path + '"')
def test_include_variable(self):
self.verify_fnmatch("../complex_parsing/${fnmatch_filename}")

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@ -46,6 +46,8 @@ IncludeOptional sites-enabled/*.conf
Define COMPLEX
Define tls_port 1234
Define tls_port_str "1234"
Define fnmatch_filename test_fnmatch.conf

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@ -1,4 +1,5 @@
TestVariablePort ${tls_port}
TestVariablePortStr "${tls_port_str}"
LoadModule status_module modules/mod_status.so

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@ -39,7 +39,7 @@ def create_le_config(parent_dir):
def extract_configs(configs, parent_dir):
"""Extracts configs to a new dir under parent_dir and returns it"""
config_dir = os.path.join(parent_dir, "configs")
config_dir = os.path.join(parent_dir, "renewal")
if os.path.isdir(configs):
shutil.copytree(configs, config_dir, symlinks=True)

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@ -4,9 +4,12 @@ import pkg_resources
import unittest
import mock
import zope.component
from acme import jose
from letsencrypt import configuration
from letsencrypt.tests import test_util
from letsencrypt.plugins import common
@ -55,11 +58,17 @@ def get_nginx_configurator(
backup_dir=backups,
temp_checkpoint_dir=os.path.join(work_dir, "temp_checkpoints"),
in_progress_dir=os.path.join(backups, "IN_PROGRESS"),
server="https://acme-server.org:443/new",
dvsni_port=5001,
),
name="nginx",
version=version)
config.prepare()
# Provide general config utility.
nsconfig = configuration.NamespaceConfig(config.config)
zope.component.provideUtility(nsconfig)
return config

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@ -129,8 +129,9 @@ class AccountFileStorage(interfaces.AccountStorage):
"""
def __init__(self, config):
le_util.make_or_verify_dir(config.accounts_dir, 0o700, os.geteuid())
self.config = config
le_util.make_or_verify_dir(config.accounts_dir, 0o700, os.geteuid(),
self.config.strict_permissions)
def _account_dir_path(self, account_id):
return os.path.join(self.config.accounts_dir, account_id)
@ -186,7 +187,8 @@ class AccountFileStorage(interfaces.AccountStorage):
def save(self, account):
account_dir_path = self._account_dir_path(account.id)
le_util.make_or_verify_dir(account_dir_path, 0o700, os.geteuid())
le_util.make_or_verify_dir(account_dir_path, 0o700, os.geteuid(),
self.config.strict_permissions)
try:
with open(self._regr_path(account_dir_path), "w") as regr_file:
regr_file.write(account.regr.json_dumps())

View file

@ -701,6 +701,10 @@ def create_parser(plugins, args):
"security", "-r", "--redirect", action="store_true",
help="Automatically redirect all HTTP traffic to HTTPS for the newly "
"authenticated vhost.")
helpful.add(
"security", "--strict-permissions", action="store_true",
help="Require that all configuration files are owned by the current "
"user; only needed if your config is somewhere unsafe like /tmp/")
_paths_parser(helpful)
# _plugins_parsing should be the last thing to act upon the main
@ -884,14 +888,17 @@ def _handle_exception(exc_type, exc_value, trace, args):
if issubclass(exc_type, errors.Error):
sys.exit(exc_value)
elif args is None:
sys.exit(
"An unexpected error occurred. Please see the logfile '{0}' "
"for more details.".format(logfile))
else:
sys.exit(
"An unexpected error occurred. Please see the logfiles in {0} "
"for more details.".format(args.logs_dir))
# Tell the user a bit about what happened, without overwhelming
# them with a full traceback
msg = ("An unexpected error occurred.\n" +
traceback.format_exception_only(exc_type, exc_value)[0] +
"Please see the ")
if args is None:
msg += "logfile '{0}' for more details.".format(logfile)
else:
msg += "logfiles in {0} for more details.".format(args.logs_dir)
sys.exit(msg)
else:
sys.exit("".join(
traceback.format_exception(exc_type, exc_value, trace)))
@ -906,15 +913,18 @@ def main(cli_args=sys.argv[1:]):
parser, tweaked_cli_args = create_parser(plugins, cli_args)
args = parser.parse_args(tweaked_cli_args)
config = configuration.NamespaceConfig(args)
zope.component.provideUtility(config)
# Setup logging ASAP, otherwise "No handlers could be found for
# logger ..." TODO: this should be done before plugins discovery
for directory in config.config_dir, config.work_dir:
le_util.make_or_verify_dir(
directory, constants.CONFIG_DIRS_MODE, os.geteuid())
directory, constants.CONFIG_DIRS_MODE, os.geteuid(),
"--strict-permissions" in cli_args)
# TODO: logs might contain sensitive data such as contents of the
# private key! #525
le_util.make_or_verify_dir(args.logs_dir, 0o700, os.geteuid())
le_util.make_or_verify_dir(
args.logs_dir, 0o700, os.geteuid(), "--strict-permissions" in cli_args)
_setup_logging(args)
# do not log `args`, as it contains sensitive data (e.g. revoke --key)!

View file

@ -313,7 +313,8 @@ class Client(object):
"""
for path in cert_path, chain_path:
le_util.make_or_verify_dir(
os.path.dirname(path), 0o755, os.geteuid())
os.path.dirname(path), 0o755, os.geteuid(),
self.config.strict_permissions)
# try finally close
cert_chain_abspath = None

View file

@ -88,7 +88,7 @@ LIVE_DIR = "live"
TEMP_CHECKPOINT_DIR = "temp_checkpoint"
"""Temporary checkpoint directory (relative to `IConfig.work_dir`)."""
RENEWAL_CONFIGS_DIR = "configs"
RENEWAL_CONFIGS_DIR = "renewal"
"""Renewal configs directory, relative to `IConfig.config_dir`."""
RENEWER_CONFIG_FILENAME = "renewer.conf"

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@ -9,11 +9,13 @@ import logging
import os
import OpenSSL
import zope.component
from acme import crypto_util as acme_crypto_util
from acme import jose
from letsencrypt import errors
from letsencrypt import interfaces
from letsencrypt import le_util
@ -45,8 +47,10 @@ def init_save_key(key_size, key_dir, keyname="key-letsencrypt.pem"):
logger.exception(err)
raise err
config = zope.component.getUtility(interfaces.IConfig)
# Save file
le_util.make_or_verify_dir(key_dir, 0o700, os.geteuid())
le_util.make_or_verify_dir(key_dir, 0o700, os.geteuid(),
config.strict_permissions)
key_f, key_path = le_util.unique_file(
os.path.join(key_dir, keyname), 0o600)
key_f.write(key_pem)
@ -73,8 +77,10 @@ def init_save_csr(privkey, names, path, csrname="csr-letsencrypt.pem"):
"""
csr_pem, csr_der = make_csr(privkey.pem, names)
config = zope.component.getUtility(interfaces.IConfig)
# Save CSR
le_util.make_or_verify_dir(path, 0o755, os.geteuid())
le_util.make_or_verify_dir(path, 0o755, os.geteuid(),
config.strict_permissions)
csr_f, csr_filename = le_util.unique_file(
os.path.join(path, csrname), 0o644)
csr_f.write(csr_pem)

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@ -70,7 +70,7 @@ def exe_exists(exe):
return False
def make_or_verify_dir(directory, mode=0o755, uid=0):
def make_or_verify_dir(directory, mode=0o755, uid=0, strict=False):
"""Make sure directory exists with proper permissions.
:param str directory: Path to a directory.
@ -89,9 +89,10 @@ def make_or_verify_dir(directory, mode=0o755, uid=0):
os.makedirs(directory, mode)
except OSError as exception:
if exception.errno == errno.EEXIST:
if not check_permissions(directory, mode, uid):
if strict and not check_permissions(directory, mode, uid):
raise errors.Error(
"%s exists, this client can't access it" % directory)
"%s exists, but it should be owned by user %d with"
"permissions %s" % (directory, uid, oct(mode)))
else:
raise

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@ -46,12 +46,9 @@ class ManualAuthenticatorTest(unittest.TestCase):
self.assertEqual([], self.auth.perform([]))
@mock.patch("letsencrypt.plugins.manual.sys.stdout")
@mock.patch("letsencrypt.plugins.manual.os.urandom")
@mock.patch("acme.challenges.SimpleHTTPResponse.simple_verify")
@mock.patch("__builtin__.raw_input")
def test_perform(self, mock_raw_input, mock_verify, mock_urandom,
mock_stdout):
mock_urandom.side_effect = nonrandom_urandom
def test_perform(self, mock_raw_input, mock_verify, mock_stdout):
mock_verify.return_value = True
resp = challenges.SimpleHTTPResponse(tls=False)
@ -61,27 +58,7 @@ class ManualAuthenticatorTest(unittest.TestCase):
self.achalls[0].challb.chall, "foo.com", KEY.public_key(), 4430)
message = mock_stdout.write.mock_calls[0][1][0]
self.assertEqual(message, """\
Make sure your web server displays the following content at
http://foo.com/.well-known/acme-challenge/ZXZhR3hmQURzNnBTUmIyTEF2OUlaZjE3RHQzanV4R0orUEN0OTJ3citvQQ before continuing:
{"header": {"alg": "RS256", "jwk": {"e": "AQAB", "kty": "RSA", "n": "rHVztFHtH92ucFJD_N_HW9AsdRsUuHUBBBDlHwNlRd3fp580rv2-6QWE30cWgdmJS86ObRz6lUTor4R0T-3C5Q"}}, "payload": "eyJ0bHMiOiBmYWxzZSwgInRva2VuIjogIlpYWmhSM2htUVVSek5uQlRVbUl5VEVGMk9VbGFaakUzUkhRemFuVjRSMG9yVUVOME9USjNjaXR2UVEiLCAidHlwZSI6ICJzaW1wbGVIdHRwIn0", "signature": "jFPJFC-2eRyBw7Sl0wyEBhsdvRZtKk8hc6HykEPAiofZlIwdIu76u2xHqMVZWSZdpxwMNUnnawTEAqgMWFydMA"}
Content-Type header MUST be set to application/jose+json.
If you don\'t have HTTP server configured, you can run the following
command on the target server (as root):
mkdir -p /tmp/letsencrypt/public_html/.well-known/acme-challenge
cd /tmp/letsencrypt/public_html
echo -n \'{"header": {"alg": "RS256", "jwk": {"e": "AQAB", "kty": "RSA", "n": "rHVztFHtH92ucFJD_N_HW9AsdRsUuHUBBBDlHwNlRd3fp580rv2-6QWE30cWgdmJS86ObRz6lUTor4R0T-3C5Q"}}, "payload": "eyJ0bHMiOiBmYWxzZSwgInRva2VuIjogIlpYWmhSM2htUVVSek5uQlRVbUl5VEVGMk9VbGFaakUzUkhRemFuVjRSMG9yVUVOME9USjNjaXR2UVEiLCAidHlwZSI6ICJzaW1wbGVIdHRwIn0", "signature": "jFPJFC-2eRyBw7Sl0wyEBhsdvRZtKk8hc6HykEPAiofZlIwdIu76u2xHqMVZWSZdpxwMNUnnawTEAqgMWFydMA"}\' > .well-known/acme-challenge/ZXZhR3hmQURzNnBTUmIyTEF2OUlaZjE3RHQzanV4R0orUEN0OTJ3citvQQ
# run only once per server:
$(command -v python2 || command -v python2.7 || command -v python2.6) -c \\
"import BaseHTTPServer, SimpleHTTPServer; \\
SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map = {\'\': \'application/jose+json\'}; \\
s = BaseHTTPServer.HTTPServer((\'\', 4430), SimpleHTTPServer.SimpleHTTPRequestHandler); \\
s.serve_forever()" \n""")
#self.assertTrue(validation in message)
self.assertTrue(self.achalls[0].chall.encode("token") in message)
mock_verify.return_value = False
self.assertEqual([None], self.auth.perform(self.achalls))
@ -130,10 +107,5 @@ s.serve_forever()" \n""")
mock_killpg.assert_called_once_with(1234, signal.SIGTERM)
def nonrandom_urandom(num_bytes):
"""Returns a string of length num_bytes"""
return "x" * num_bytes
if __name__ == "__main__":
unittest.main() # pragma: no cover

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@ -70,6 +70,7 @@ def renew(cert, old_version):
# was an int, not a str)
config.rsa_key_size = int(config.rsa_key_size)
config.dvsni_port = int(config.dvsni_port)
zope.component.provideUtility(config)
try:
authenticator = plugins[renewalparams["authenticator"]]
except KeyError:

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@ -31,7 +31,8 @@ class Reverter(object):
self.config = config
le_util.make_or_verify_dir(
config.backup_dir, constants.CONFIG_DIRS_MODE, os.geteuid())
config.backup_dir, constants.CONFIG_DIRS_MODE, os.geteuid(),
self.config.strict_permissions)
def revert_temporary_config(self):
"""Reload users original configuration files after a temporary save.
@ -180,7 +181,8 @@ class Reverter(object):
"""
le_util.make_or_verify_dir(
cp_dir, constants.CONFIG_DIRS_MODE, os.geteuid())
cp_dir, constants.CONFIG_DIRS_MODE, os.geteuid(),
self.config.strict_permissions)
op_fd, existing_filepaths = self._read_and_append(
os.path.join(cp_dir, "FILEPATHS"))
@ -393,7 +395,8 @@ class Reverter(object):
cp_dir = self.config.in_progress_dir
le_util.make_or_verify_dir(
cp_dir, constants.CONFIG_DIRS_MODE, os.geteuid())
cp_dir, constants.CONFIG_DIRS_MODE, os.geteuid(),
self.config.strict_permissions)
return cp_dir

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@ -54,7 +54,8 @@ class Revoker(object):
self.config = config
self.no_confirm = no_confirm
le_util.make_or_verify_dir(config.cert_key_backup, 0o700, os.geteuid())
le_util.make_or_verify_dir(config.cert_key_backup, 0o700, os.geteuid(),
self.config.strict_permissions)
# TODO: Find a better solution for this...
self.list_path = os.path.join(config.cert_key_backup, "LIST")
@ -287,12 +288,12 @@ class Revoker(object):
:class:`letsencrypt.revoker.Cert`
"""
list_path2 = tempfile.mktemp(".tmp", "LIST")
newfile_handle, list_path2 = tempfile.mkstemp(".tmp", "LIST")
idx = 0
with open(self.list_path, "rb") as orgfile:
csvreader = csv.reader(orgfile)
with open(list_path2, "wb") as newfile:
with os.fdopen(newfile_handle, "wb") as newfile:
csvwriter = csv.writer(newfile)
for row in csvreader:
@ -333,7 +334,8 @@ class Revoker(object):
"""
list_path = os.path.join(config.cert_key_backup, "LIST")
le_util.make_or_verify_dir(config.cert_key_backup, 0o700, os.geteuid())
le_util.make_or_verify_dir(config.cert_key_backup, 0o700, os.geteuid(),
config.strict_permissions)
cls._catalog_files(
config.cert_key_backup, cert_path, key_path, list_path)

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@ -92,7 +92,7 @@ class MakeOrVerifyDirTest(unittest.TestCase):
def _call(self, directory, mode):
from letsencrypt.le_util import make_or_verify_dir
return make_or_verify_dir(directory, mode, self.uid)
return make_or_verify_dir(directory, mode, self.uid, strict=True)
def test_creates_dir_when_missing(self):
path = os.path.join(self.root_path, "bar")

View file

@ -48,13 +48,13 @@ class BaseRenewableCertTest(unittest.TestCase):
# TODO: maybe provide RenewerConfiguration.make_dirs?
os.makedirs(os.path.join(self.tempdir, "live", "example.org"))
os.makedirs(os.path.join(self.tempdir, "archive", "example.org"))
os.makedirs(os.path.join(self.tempdir, "configs"))
os.makedirs(os.path.join(self.tempdir, "renewal"))
config = configobj.ConfigObj()
for kind in ALL_FOUR:
config[kind] = os.path.join(self.tempdir, "live", "example.org",
kind + ".pem")
config.filename = os.path.join(self.tempdir, "configs",
config.filename = os.path.join(self.tempdir, "renewal",
"example.org.conf")
self.config = config

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@ -11,6 +11,8 @@
. ./tests/integration/_common.sh
export PATH="/usr/sbin:$PATH" # /usr/sbin/nginx
export GOPATH="${GOPATH:-/tmp/go}"
export PATH="$GOPATH/bin:$PATH"
common() {
letsencrypt_test \

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@ -1,14 +1,36 @@
#!/bin/sh -xe
#!/bin/bash
# Download and run Boulder instance for integration testing
# ugh, go version output is like:
# go version go1.4.2 linux/amd64
GOVER=`go version | cut -d" " -f3 | cut -do -f2`
# version comparison
function verlte {
[ "$1" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]
}
if ! verlte 1.5 "$GOVER" ; then
echo "We require go version 1.5 or later; you have... $GOVER"
exit 1
fi
set -xe
export GOPATH="${GOPATH:-/tmp/go}"
export PATH="$GOPATH/bin:$PATH"
# `/...` avoids `no buildable Go source files` errors, for more info
# see `go help packages`
go get -d github.com/letsencrypt/boulder/...
cd $GOPATH/src/github.com/letsencrypt/boulder
# goose is needed for ./test/create_db.sh
go get bitbucket.org/liamstask/goose/cmd/goose
if ! go get bitbucket.org/liamstask/goose/cmd/goose ; then
echo Problems installing goose... perhaps rm -rf \$GOPATH \("$GOPATH"\)
echo and try again...
exit 1
fi
./test/create_db.sh
./start.py &
# Hopefully start.py bootstraps before integration test is started...

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@ -16,13 +16,13 @@ fi
cover () {
if [ "$1" = "letsencrypt" ]; then
min=96
min=97
elif [ "$1" = "acme" ]; then
min=100
elif [ "$1" = "letsencrypt_apache" ]; then
min=100
elif [ "$1" = "letsencrypt_nginx" ]; then
min=96
min=97
elif [ "$1" = "letshelp_letsencrypt" ]; then
min=100
else