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authorDaniil Baturin <daniil@vyos.io>2020-07-24 13:20:00 +0300
committerDaniil Baturin <daniil@vyos.io>2020-07-24 13:20:00 +0300
commit61dccd81a1037c06ae883020db51409dda3e41f9 (patch)
treeb9d1d25bd9e133ef6ff166a4318bed87084bbe81
parent2c33099f8be42f8a1cb89d8b925377507c34c516 (diff)
downloadvyos-1x-61dccd81a1037c06ae883020db51409dda3e41f9.tar.gz
vyos-1x-61dccd81a1037c06ae883020db51409dda3e41f9.zip
T2727: add a dotted decimal validator.
Since it's relatively rarely used, Python's startup time should't be much of a problem.
-rwxr-xr-xsrc/validators/dotted-decimal33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/validators/dotted-decimal b/src/validators/dotted-decimal
new file mode 100755
index 000000000..652110346
--- /dev/null
+++ b/src/validators/dotted-decimal
@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2020 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# 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 sys
+
+area = sys.argv[1]
+
+res = re.match(r'^(\d+)\.(\d+)\.(\d+)\.(\d+)$', area)
+if not res:
+ print("\'{0}\' is not a valid dotted decimal value".format(area))
+ sys.exit(1)
+else:
+ components = res.groups()
+ for n in range(0, 4):
+ if (int(components[n]) > 255):
+ print("Invalid component of a dotted decimal value: {0} exceeds 255".format(components[n]))
+ sys.exit(1)
+
+sys.exit(0)