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-rw-r--r--interface-definitions/containers.xml.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/interface-definitions/containers.xml.in b/interface-definitions/containers.xml.in
index 419802866..39ef945a3 100644
--- a/interface-definitions/containers.xml.in
+++ b/interface-definitions/containers.xml.in
@@ -9,6 +9,10 @@
<tagNode name="name">
<properties>
<help>Container name</help>
+ <constraint>
+ <regex>^[-a-zA-Z0-9]+$</regex>
+ </constraint>
+ <constraintErrorMessage>Container name must be alphanumeric and can contain hyphens</constraintErrorMessage>
</properties>
<children>
<leafNode name="allow-host-networks">