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-rwxr-xr-xsrc/validators/file-exists71
-rwxr-xr-xsrc/validators/fqdn21
-rwxr-xr-xsrc/validators/mac-address17
-rwxr-xr-xsrc/validators/numeric80
-rwxr-xr-xsrc/validators/script31
-rwxr-xr-xsrc/validators/timezone22
-rwxr-xr-xsrc/validators/vrf-name31
7 files changed, 131 insertions, 142 deletions
diff --git a/src/validators/file-exists b/src/validators/file-exists
index e179805ed..5cef6b199 100755
--- a/src/validators/file-exists
+++ b/src/validators/file-exists
@@ -23,40 +23,39 @@ import os
import sys
import argparse
-parser = argparse.ArgumentParser()
-parser.add_argument("-d", "--directory", type=str, help="File must be present in this directory.")
-parser.add_argument("-e", "--error", action="store_true", help="Tread warnings as errors - change exit code to '1'")
-parser.add_argument("file", type=str, help="Path of file to validate")
-args = parser.parse_args()
-
-msg_prefix = "WARNING: "
-if args.error:
- msg_prefix = "ERROR: "
-
-#
-# Always check if the given file exists
-#
-if not os.path.exists(args.file):
- print(msg_prefix + "File '{}' not found".format(args.file))
- if args.error:
- sys.exit(1)
- else:
- sys.exit(0)
-
-#
-# Optional check if the file is under a certain directory path
-#
-if args.directory:
- # remove directory path from path to verify
- rel_filename = args.file.replace(args.directory, '').lstrip('/')
-
- if not os.path.exists(args.directory + '/' + rel_filename):
- print(msg_prefix + "'{}' lies outside of '{}' directory.\n" \
- "It will not get preserved during image upgrade!".format(args.file, args.directory))
- if args.error:
- sys.exit(1)
- else:
- sys.exit(0)
-
-sys.exit(0)
+def exit(strict, message):
+ if strict:
+ sys.exit(f'ERROR: {message}')
+ print(f'WARNING: {message}', file=sys.stderr)
+ sys.exit()
+
+
+if __name__ == '__main__':
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-d", "--directory", type=str, help="File must be present in this directory.")
+ parser.add_argument("-e", "--error", action="store_true", help="Tread warnings as errors - change exit code to '1'")
+ parser.add_argument("file", type=str, help="Path of file to validate")
+
+ args = parser.parse_args()
+
+ #
+ # Always check if the given file exists
+ #
+ if not os.path.exists(args.file):
+ exit(args.error, f"File '{args.file}' not found")
+
+ #
+ # Optional check if the file is under a certain directory path
+ #
+ if args.directory:
+ # remove directory path from path to verify
+ rel_filename = args.file.replace(args.directory, '').lstrip('/')
+
+ if not os.path.exists(args.directory + '/' + rel_filename):
+ exit(args.error,
+ f"'{args.file}' lies outside of '{args.directory}' directory.\n"
+ "It will not get preserved during image upgrade!"
+ )
+
+ sys.exit()
diff --git a/src/validators/fqdn b/src/validators/fqdn
index 9f4ed764f..347ffda42 100755
--- a/src/validators/fqdn
+++ b/src/validators/fqdn
@@ -14,14 +14,17 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-from re import match
-from sys import argv,exit
+import re
+import sys
-if len(argv) == 2:
- # pattern copied from: https://www.regextester.com/103452
- pattern = "(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)"
- if match(pattern, argv[1]):
- exit(0)
- else:
- exit(1)
+# pattern copied from: https://www.regextester.com/103452
+pattern = "(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)"
+
+
+if __name__ == '__main__':
+ if len(sys.argv) != 2:
+ sys.exit(1)
+ if not re.match(pattern, sys.argv[1]):
+ sys.exit(1)
+ sys.exit(0)
diff --git a/src/validators/mac-address b/src/validators/mac-address
index 435920b84..b2d3496f4 100755
--- a/src/validators/mac-address
+++ b/src/validators/mac-address
@@ -15,12 +15,15 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import re
-from sys import exit, argv
+import sys
-if len(argv) == 2:
- pattern = "^([0-9A-Fa-f]{2}[:]){5}([0-9A-Fa-f]{2})$"
- if re.match(pattern, argv[1]):
- exit(0)
- else:
- exit(1)
+pattern = "^([0-9A-Fa-f]{2}[:]){5}([0-9A-Fa-f]{2})$"
+
+
+if __name__ == '__main__':
+ if len(sys.argv) != 2:
+ sys.exit(1)
+ if not re.match(pattern, sys.argv[1]):
+ sys.exit(1)
+ sys.exit(0)
diff --git a/src/validators/numeric b/src/validators/numeric
index 2cd5178b9..37d9d0364 100755
--- a/src/validators/numeric
+++ b/src/validators/numeric
@@ -20,59 +20,47 @@
import sys
import argparse
-parser = argparse.ArgumentParser()
-parser.add_argument("-f", "--float", action="store_true", help="Accept floating point values")
-group = parser.add_mutually_exclusive_group()
-group.add_argument("-r", "--range", type=str, help="Check if the number is within range (inclusive), example: 1024-65535", action='append')
-group.add_argument("-n", "--non-negative", action="store_true", help="Check if the number is non-negative (>= 0)")
-group.add_argument("-p", "--positive", action="store_true", help="Check if the number is positive (> 0)")
-parser.add_argument("number", type=str, help="Number to validate")
-args = parser.parse_args()
+if __name__ == '__main__':
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-f", "--float", action="store_true", help="Accept floating point values")
+ group = parser.add_mutually_exclusive_group()
+ group.add_argument("-r", "--range", type=str, help="Check if the number is within range (inclusive), example: 1024-65535", action='append')
+ group.add_argument("-n", "--non-negative", action="store_true", help="Check if the number is non-negative (>= 0)")
+ group.add_argument("-p", "--positive", action="store_true", help="Check if the number is positive (> 0)")
+ parser.add_argument("number", type=str, help="Number to validate")
+
+ args = parser.parse_args()
+
+ if args.float:
+ converter = float
+ name = 'floating point'
+ else:
+ converter = int
+ name = 'integer'
-# Try to load the argument
-number = None
-if args.float:
- try:
- number = float(args.number)
- except:
- print("{0} is not a valid floating point number".format(args.number), file=sys.stderr)
- sys.exit(1)
-else:
try:
- number = int(args.number)
+ number = converter(args.number)
except:
- print("{0} is not a valid integer number".format(args.number), file=sys.stderr)
- sys.exit(1)
+ sys.exit(f'{args.number} is not a valid {name} number')
-if args.range:
- valid = False
- for r in args.range:
+ if args.range:
try:
- list = r.split('-')
- lower = int(list[0])
- upper = int(list[1])
+ for r in args.range:
+ _lower, _upper = r.split('-')
+ lower = int(_lower)
+ upper = int(_upper)
except:
- print("{0} is not a valid number range",format(args.range), file=sys.stderr)
- sys.exit(1)
+ sys.exit(f'{args.range} is not a valid number range')
+
+ if number < lower or number > upper:
+ span = args.range if len(args.range) > 1 else args.range[0]
+ sys.exit('Number {number} is not in the range {span}')
- if (number >= lower) and (number <= upper):
- valid = True
- # end for
+ elif args.non_negative and number < 0:
+ sys.exit('Number should be non-negative')
- if not valid:
- if len(args.range) > 1:
- err_msg = "Number {0} is not in any of the ranges {1}".format(number, args.range)
- else:
- err_msg = "Number {0} is not in the range {1}".format(number, args.range[0])
- print(err_msg, file=sys.stderr)
- sys.exit(1)
-elif args.non_negative:
- if number < 0:
- print("Number should be non-negative", file=sys.stderr)
- sys.exit(1)
-elif args.positive:
- if number <= 0:
- print("Number should be positive", file=sys.stderr)
- sys.exit(1)
+ elif args.positive and number <= 0:
+ sys.exit('Number should be positive')
+ sys.exit()
diff --git a/src/validators/script b/src/validators/script
index 689296a73..2665ec1f6 100755
--- a/src/validators/script
+++ b/src/validators/script
@@ -17,7 +17,6 @@
# You should have received a copy of the GNU General Public License
# along with this program; If not, see <http://www.gnu.org/licenses/>.
-import re
import os
import sys
import shlex
@@ -25,22 +24,22 @@ import shlex
import vyos.util
-if len(sys.argv) < 2:
- print("Please specify script file to check")
- sys.exit(1)
+if __name__ == '__main__':
+ if len(sys.argv) < 2:
+ sys.exit('Please specify script file to check')
-#if the "script" is a script+ stowaway arugments, this removes the aguements
-script = shlex.split(sys.argv[1])[0]
+ # if the "script" is a script+ stowaway arguments, this removes the aguements
+ script = shlex.split(sys.argv[1])[0]
-if not os.path.exists(script):
- print("File {0} does not exist".format(script))
- sys.exit(1)
+ if not os.path.exists(script):
+ sys.exit(f'File {script} does not exist')
-if not (os.path.isfile(script) and os.access(script, os.X_OK)):
- print("File {0} is not an executable file".format(script))
- sys.exit(1)
+ if not (os.path.isfile(script) and os.access(script, os.X_OK)):
+ sys.exit('File {script} is not an executable file')
-# File outside the config dir is just a warning
-res, warning = vyos.util.file_is_persistent(script)
-if not res:
- print(warning)
+ # File outside the config dir is just a warning
+ if not vyos.util.file_is_persistent(script):
+ sys.exit(
+ 'Warning: file {path} is outside the / config directory\n'
+ 'It will not be automatically migrated to a new image on system update'
+ )
diff --git a/src/validators/timezone b/src/validators/timezone
index ec845e755..7e4534b57 100755
--- a/src/validators/timezone
+++ b/src/validators/timezone
@@ -15,25 +15,19 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import argparse
-
-from sys import exit
+import sys
from vyos.util import cmd
-parser = argparse.ArgumentParser()
-parser.add_argument("--validate", action="store", help="Check if timezone is valid")
if __name__ == '__main__':
+ parser = argparse.ArgumentParser()
+ parser.add_argument("--validate", action="store", required=True, help="Check if timezone is valid")
args = parser.parse_args()
- if args.validate:
- tz_data = cmd('find /usr/share/zoneinfo/posix -type f -or -type l | sed -e s:/usr/share/zoneinfo/posix/::')
- tz_data = tz_data.split('\n')
- # if timezone can't be found in list it's invalid
- if args.validate not in tz_data:
- exit(1)
- else:
- parser.print_help()
- exit(1)
+ tz_data = cmd('find /usr/share/zoneinfo/posix -type f -or -type l | sed -e s:/usr/share/zoneinfo/posix/::')
+ tz_data = tz_data.split('\n')
- exit(0)
+ if args.validate not in tz_data:
+ sys.exit("the timezone can't be found in the timezone list')
+ sys.exit()
diff --git a/src/validators/vrf-name b/src/validators/vrf-name
index 11c453f4d..878893c46 100755
--- a/src/validators/vrf-name
+++ b/src/validators/vrf-name
@@ -14,27 +14,30 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
import re
-from sys import exit, argv
+import sys
+
+
+if __name__ == '__main__':
+ if len(sys.argv) != 2:
+ sys.exit(1)
+
+ vrf = sys.argv[1]
+ length = len(vrf)
-if len(argv) == 2:
- len = len(argv[1])
- # VRF instance name must be 16 characters or less, python range needs to be
- # extended by one
- if not len in range(1, 17):
- exit(1)
+ if length not in range(1, 17):
+ sys.exit('VRF instance name must be 16 characters or less')
# Treat loopback interface "lo" explicitly. Adding "lo" explicitly to the
# following regex pattern would deny any VRF name starting with lo - thuse
# local-vrf would be illegal - and that we do not want.
- if argv[1] == "lo":
- exit(1)
+ if vrf == "lo":
+ exit(f'"{vrf}" is invalid as VRF name as it is an interface name')
- # VRF instances should not be named after regular interface names like bond0,
- # br10 and so on - this can cause a lot of confusion/trouble
pattern = "^(?!(bond|br|dum|eth|lan|eno|ens|enp|enx|gnv|ipoe|l2tp|l2tpeth|" \
"vtun|ppp|pppoe|peth|tun|vti|vxlan|wg|wlan|wlm)\d+(\.\d+(v.+)?)?$).*$"
- if re.match(pattern, argv[1]):
- exit(0)
+ if not re.match(pattern, vrf):
+ sys.exit(f'"{vrf}" is invalid as VRF name as it is an interface name')
-exit(1)
+ sys.exit(0)