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pkg/utils: use constant for chain prefix

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This commit is contained in:
Stefan Junker 2016-03-30 19:40:20 +02:00
parent 09248dfad9
commit 3e6069cab5
1 changed files with 3 additions and 2 deletions
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5
pkg/utils/utils.go
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@ -5,7 +5,8 @@ import (
"fmt" "fmt"
) )
const MaxChainLength = 29 - len("CNI-") const ChainCNIPrefix = ("CNI-")
const MaxChainLength = 29 - len(ChainCNIPrefix)
// Generates a chain name to be used with iptables. // Generates a chain name to be used with iptables.
// Ensures that the generated name is less than // Ensures that the generated name is less than
@ -15,5 +16,5 @@ func FormatChainName(name string, id string) string {
if len(chain) > MaxChainLength { if len(chain) > MaxChainLength {
chain = chain[:MaxChainLength] chain = chain[:MaxChainLength]
} }
return fmt.Sprintf("CNI-%s", chain) return fmt.Sprintf("%s%s", ChainCNIPrefix, chain)
} }