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package util
import (
"strings"
"github.com/containers/podman/v3/libpod/network/types"
"github.com/containers/podman/v3/pkg/util"
"github.com/pkg/errors"
)
func GenerateNetworkFilters(filters map[string][]string) ([]types.FilterFunc, error) {
filterFuncs := make([]types.FilterFunc, 0, len(filters))
for key, filterValues := range filters {
filterFunc, err := createFilterFuncs(key, filterValues)
if err != nil {
return nil, err
}
filterFuncs = append(filterFuncs, filterFunc)
}
return filterFuncs, nil
}
func createFilterFuncs(key string, filterValues []string) (types.FilterFunc, error) {
switch strings.ToLower(key) {
case "name":
// matches one name, regex allowed
return func(net types.Network) bool {
return util.StringMatchRegexSlice(net.Name, filterValues)
}, nil
case "label":
// matches all labels
return func(net types.Network) bool {
return util.MatchLabelFilters(filterValues, net.Labels)
}, nil
case "driver":
// matches network driver
return func(net types.Network) bool {
return util.StringInSlice(net.Driver, filterValues)
}, nil
case "id":
// matches part of one id
return func(net types.Network) bool {
return util.StringMatchRegexSlice(net.ID, filterValues)
}, nil
// FIXME: What should we do with the old plugin filter
// TODO: add dangling, dns enabled, internal filter
default:
return nil, errors.Errorf("invalid filter %q", key)
}
}
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