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authorStephen Hemminger <stephen.hemminger@vyatta.com>2008-03-03 13:18:16 -0800
committerStephen Hemminger <stephen.hemminger@vyatta.com>2008-03-03 13:18:16 -0800
commit67437a202498f8ae9fd3a2a9828142390ddd46e1 (patch)
tree3f83e4a94ba0c266e62278dabf8eef5d1c913116 /templates
parentb3e932f1a726000bf9e11392d01fd617f1d5c8e3 (diff)
downloadvyatta-cfg-system-67437a202498f8ae9fd3a2a9828142390ddd46e1.tar.gz
vyatta-cfg-system-67437a202498f8ae9fd3a2a9828142390ddd46e1.zip
don't allow illegal hostnames
Be more restrictive on hostnames to conform with RFC 952. Host name can't begin or end with a minus sign.
Diffstat (limited to 'templates')
-rw-r--r--templates/system/host-name/node.def2
1 files changed, 1 insertions, 1 deletions
diff --git a/templates/system/host-name/node.def b/templates/system/host-name/node.def
index 54ed9fef..437a939d 100644
--- a/templates/system/host-name/node.def
+++ b/templates/system/host-name/node.def
@@ -1,7 +1,7 @@
type: txt
help: Configure system host name
default: "vyatta"
-syntax:expression: pattern $VAR(@) "^[-a-zA-Z0-9.]+$"
+syntax:expression: pattern $VAR(@) "^[[:alpha:]][-.[:alpha:]]*[[:alpha:]]$"
; "invalid host name $VAR(@)"
update: sudo sh -c " \
hostname '$VAR(@)'