From 092902b455551d7353163c1e6d322f3605b9a897 Mon Sep 17 00:00:00 2001
From: Daniel J Walsh <dwalsh@redhat.com>
Date: Tue, 29 Jun 2021 14:18:46 -0400
Subject: Handle advanced --network options in podman play kube

Since Podman create/run can support this, so should play.

Fixes: https://github.com/containers/podman/issues/10807

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
---
 pkg/domain/infra/abi/play.go | 24 +++++++++++++-----------
 pkg/specgen/namespaces.go    | 22 ++++++++++++++++++++++
 2 files changed, 35 insertions(+), 11 deletions(-)

(limited to 'pkg')

diff --git a/pkg/domain/infra/abi/play.go b/pkg/domain/infra/abi/play.go
index 0ac9b5d8d..4782f0d01 100644
--- a/pkg/domain/infra/abi/play.go
+++ b/pkg/domain/infra/abi/play.go
@@ -182,20 +182,22 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
 		return nil, err
 	}
 	if options.Network != "" {
-		switch strings.ToLower(options.Network) {
-		case "bridge", "host":
+		ns, cniNets, netOpts, err := specgen.ParseNetworkString(options.Network)
+		if err != nil {
+			return nil, err
+		}
+
+		if (ns.IsBridge() && len(cniNets) == 0) || ns.IsHost() {
 			return nil, errors.Errorf("invalid value passed to --network: bridge or host networking must be configured in YAML")
-		case "":
-			return nil, errors.Errorf("invalid value passed to --network: must provide a comma-separated list of CNI networks")
-		default:
-			// We'll assume this is a comma-separated list of CNI
-			// networks.
-			networks := strings.Split(options.Network, ",")
-			logrus.Debugf("Pod joining CNI networks: %v", networks)
-			p.NetNS.NSMode = specgen.Bridge
-			p.CNINetworks = append(p.CNINetworks, networks...)
+		}
+		logrus.Debugf("Pod %q joining CNI networks: %v", podName, cniNets)
+		p.NetNS.NSMode = specgen.Bridge
+		p.CNINetworks = append(p.CNINetworks, cniNets...)
+		if len(netOpts) > 0 {
+			p.NetworkOptions = netOpts
 		}
 	}
+
 	if len(options.StaticIPs) > *ipIndex {
 		p.StaticIP = &options.StaticIPs[*ipIndex]
 	} else if len(options.StaticIPs) > 0 {
diff --git a/pkg/specgen/namespaces.go b/pkg/specgen/namespaces.go
index 80852930a..76fa66bc7 100644
--- a/pkg/specgen/namespaces.go
+++ b/pkg/specgen/namespaces.go
@@ -68,6 +68,11 @@ func (n *Namespace) IsHost() bool {
 	return n.NSMode == Host
 }
 
+// IsBridge returns a bool if the namespace is a Bridge
+func (n *Namespace) IsBridge() bool {
+	return n.NSMode == Bridge
+}
+
 // IsPath indicates via bool if the namespace is based on a path
 func (n *Namespace) IsPath() bool {
 	return n.NSMode == Path
@@ -301,3 +306,20 @@ func ParseNetworkNamespace(ns string, rootlessDefaultCNI bool) (Namespace, []str
 
 	return toReturn, cniNetworks, nil
 }
+
+func ParseNetworkString(network string) (Namespace, []string, map[string][]string, error) {
+	var networkOptions map[string][]string
+	parts := strings.SplitN(network, ":", 2)
+
+	ns, cniNets, err := ParseNetworkNamespace(network, containerConfig.Containers.RootlessNetworking == "cni")
+	if err != nil {
+		return Namespace{}, nil, nil, err
+	}
+
+	if len(parts) > 1 {
+		networkOptions = make(map[string][]string)
+		networkOptions[parts[0]] = strings.Split(parts[1], ",")
+		cniNets = nil
+	}
+	return ns, cniNets, networkOptions, nil
+}
-- 
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