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host-local: detect missing subnet and error out

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This commit is contained in:
Stefan Junker 2015-11-12 20:00:48 +01:00
parent 19c18abdb1
commit 753b10503c
1 changed files with 3 additions and 0 deletions
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3
plugins/ipam/host-local/allocator.go
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@ -142,6 +142,9 @@ func (a *IPAllocator) Release(id string) error {
} }
func networkRange(ipnet *net.IPNet) (net.IP, net.IP, error) { func networkRange(ipnet *net.IPNet) (net.IP, net.IP, error) {
if ipnet.IP == nil {
return nil, nil, fmt.Errorf("missing field %q in IPAM configuration", "subnet")
}
ip := ipnet.IP.To4() ip := ipnet.IP.To4()
if ip == nil { if ip == nil {
ip = ipnet.IP.To16() ip = ipnet.IP.To16()