Add containers-common spec and command to podman

Since containers-common package is tied to specific versions
of Podman, add tools to build the package into the contrib directory
This should help other distributions to figure out which commont
package to ship.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

vendor/github.com/containers/common/libnetwork/netavark/config.go

@@ -83,7 +83,7 @@ func (n *netavarkNetwork) networkCreate(newNetwork *types.Network, defaultNet bo
 
 	switch newNetwork.Driver {
 	case types.BridgeNetworkDriver:
-		err = internalutil.CreateBridge(n, newNetwork, usedNetworks)
+		err = internalutil.CreateBridge(n, newNetwork, usedNetworks, n.defaultsubnetPools)
 		if err != nil {
 			return nil, err
 		}

vendor/github.com/containers/common/libnetwork/netavark/network.go

@@ -12,6 +12,7 @@ import (
 
 	"github.com/containers/common/libnetwork/internal/util"
 	"github.com/containers/common/libnetwork/types"
+	"github.com/containers/common/pkg/config"
 	"github.com/containers/storage/pkg/lockfile"
 	"github.com/containers/storage/pkg/unshare"
 	"github.com/pkg/errors"
@@ -38,6 +39,9 @@ type netavarkNetwork struct {
 	// defaultSubnet is the default subnet for the default network.
 	defaultSubnet types.IPNet
 
+	// defaultsubnetPools contains the subnets which must be used to allocate a free subnet by network create
+	defaultsubnetPools []config.SubnetPool
+
 	// ipamDBPath is the path to the ip allocation bolt db
 	ipamDBPath string
 
@@ -72,6 +76,9 @@ type InitConfig struct {
 	// DefaultSubnet is the default subnet for the default network.
 	DefaultSubnet string
 
+	// DefaultsubnetPools contains the subnets which must be used to allocate a free subnet by network create
+	DefaultsubnetPools []config.SubnetPool
+
 	// Syslog describes whenever the netavark debbug output should be log to the syslog as well.
 	// This will use logrus to do so, make sure logrus is set up to log to the syslog.
 	Syslog bool
@@ -108,17 +115,23 @@ func NewNetworkInterface(conf *InitConfig) (types.ContainerNetwork, error) {
 		return nil, err
 	}
 
+	defaultSubnetPools := conf.DefaultsubnetPools
+	if defaultSubnetPools == nil {
+		defaultSubnetPools = config.DefaultSubnetPools
+	}
+
 	n := &netavarkNetwork{
-		networkConfigDir: conf.NetworkConfigDir,
-		networkRunDir:    conf.NetworkRunDir,
-		netavarkBinary:   conf.NetavarkBinary,
-		aardvarkBinary:   conf.AardvarkBinary,
-		networkRootless:  unshare.IsRootless(),
-		ipamDBPath:       filepath.Join(conf.NetworkRunDir, "ipam.db"),
-		defaultNetwork:   defaultNetworkName,
-		defaultSubnet:    defaultNet,
-		lock:             lock,
-		syslog:           conf.Syslog,
+		networkConfigDir:   conf.NetworkConfigDir,
+		networkRunDir:      conf.NetworkRunDir,
+		netavarkBinary:     conf.NetavarkBinary,
+		aardvarkBinary:     conf.AardvarkBinary,
+		networkRootless:    unshare.IsRootless(),
+		ipamDBPath:         filepath.Join(conf.NetworkRunDir, "ipam.db"),
+		defaultNetwork:     defaultNetworkName,
+		defaultSubnet:      defaultNet,
+		defaultsubnetPools: defaultSubnetPools,
+		lock:               lock,
+		syslog:             conf.Syslog,
 	}
 
 	return n, nil