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Validate/sanitize swarmkit spec name.

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Signed-off-by: Anshul Pundir <anshul.pundir@docker.com>
This commit is contained in:
Anshul Pundir 2017-12-06 11:29:58 -08:00
parent c5c779adc8
commit 739c4cc6b2
1 changed files with 7 additions and 0 deletions
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7
daemon/cluster/swarm.go
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@ -228,6 +228,13 @@ func (c *Cluster) Update(version uint64, spec types.Spec, flags types.UpdateFlag
return err
}
// Validate spec name.
if spec.Annotations.Name == "" {
spec.Annotations.Name = "default"
} else if spec.Annotations.Name != "default" {
return validationError{errors.New(`swarm spec must be named "default"`)}
}
// In update, client should provide the complete spec of the swarm, including
// Name and Labels. If a field is specified with 0 or nil, then the default value
// will be used to swarmkit.