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-rwxr-xr-xsrc/validators/port-range20
1 files changed, 18 insertions, 2 deletions
diff --git a/src/validators/port-range b/src/validators/port-range
index 6c01048f0..5468000a7 100755
--- a/src/validators/port-range
+++ b/src/validators/port-range
@@ -3,6 +3,19 @@
import sys
import re
+from vyos.util import read_file
+
+services_file = '/etc/services'
+
+def get_services():
+ names = []
+ service_data = read_file(services_file, "")
+ for line in service_data.split("\n"):
+ if not line or line[0] == '#':
+ continue
+ names.append(line.split(None, 1)[0])
+ return names
+
def error(port_range):
print(f'Error: {port_range} is not a valid port or port range')
sys.exit(1)
@@ -16,8 +29,11 @@ if __name__ == '__main__':
error(port_range)
if int(port_1) > int(port_2):
error(port_range)
- elif not port_range.isnumeric() or int(port_range) not in range(1, 65536):
- error(port_range)
+ elif port_range.isnumeric() and int(port_range) not in range(1, 65536):
+ error(port_range)
+ elif not port_range.isnumeric() and port_range not in get_services():
+ print(f'Error: {port_range} is not a valid service name')
+ sys.exit(1)
else:
sys.exit(2)