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| author | zhangguanzhang <zhangguanzhang@qq.com> | 2020-08-09 22:05:26 +0800 |
|---|---|---|
| committer | Matthew Heon <matthew.heon@pm.me> | 2020-08-20 12:16:52 -0400 |
| commit | 09bd563e2bc544aa987e90c5d831f146198eebb5 (patch) | |
| tree | f551c06e19fbc8e2136bafc43c119fb8b9946633 /pkg/network | |
| parent | c22ea20bf6f12ccf289a48cc185d5159ce7fdaf4 (diff) | |
| download | podman-09bd563e2bc544aa987e90c5d831f146198eebb5.tar.gz podman-09bd563e2bc544aa987e90c5d831f146198eebb5.tar.bz2 podman-09bd563e2bc544aa987e90c5d831f146198eebb5.zip | |
Add parameter verification for api creation network
Signed-off-by: zhangguanzhang <zhangguanzhang@qq.com>
Diffstat (limited to 'pkg/network')
| -rw-r--r-- | pkg/network/network.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/pkg/network/network.go b/pkg/network/network.go index 37f3f721a..4da6bc969 100644 --- a/pkg/network/network.go +++ b/pkg/network/network.go @@ -137,6 +137,15 @@ func networkIntersect(n1, n2 *net.IPNet) bool { // ValidateUserNetworkIsAvailable returns via an error if a network is available // to be used func ValidateUserNetworkIsAvailable(config *config.Config, userNet *net.IPNet) error { + if len(userNet.IP) == 0 || len(userNet.Mask) == 0 { + return errors.Errorf("network %s's ip or mask cannot be empty", userNet.String()) + } + + ones, bit := userNet.Mask.Size() + if ones == 0 || bit == 0 { + return errors.Errorf("network %s's mask is invalid", userNet.String()) + } + networks, err := GetNetworksFromFilesystem(config) if err != nil { return err |