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Code Issues Releases Wiki Activity

Validate Duplicate nodes

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This commit is contained in:
galal-hussein 2018-02-12 19:52:12 +02:00
parent dfd8dca126
commit 5b9d9a75d0
1 changed files with 22 additions and 0 deletions
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22
cluster/validation.go
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@ -13,6 +13,11 @@ func (c *Cluster) ValidateCluster() error {
return err
}
// validate duplicate nodes
if err := validateDuplicateNodes(c); err != nil {
return err
}
// validate hosts options
if err := validateHostsOptions(c); err != nil {
return err
@ -126,3 +131,20 @@ func ValidateHostCount(c *Cluster) error {
}
return nil
}
func validateDuplicateNodes(c *Cluster) error {
for i := range c.Nodes {
for j := range c.Nodes {
if i == j {
continue
}
if c.Nodes[i].Address == c.Nodes[j].Address {
return fmt.Errorf("Cluster can't have duplicate node: %s", c.Nodes[i].Address)
}
if c.Nodes[i].HostnameOverride == c.Nodes[j].HostnameOverride {
return fmt.Errorf("Cluster can't have duplicate node: %s", c.Nodes[i].HostnameOverride)
}
}
}
return nil
}