WD=$(dirname "$0")
WD=$(cd "$WD"; pwd)

set -eux

# This script sets up the plain text rendered deployments for addons
# See samples/addons/README.md for more information

ADDONS="${WD}/../../samples/addons"
DASHBOARDS="${WD}/dashboards"
mkdir -p "${ADDONS}"
TMP=$(mktemp -d)
LOKI_VERSION=${LOKI_VERSION:-"6.0.0"}
GRAFANA_VERSION=${GRAFANA_VERSION:-"7.3.7"}

# Set up kiali
{

gen-charts:
	@echo "This target is no longer required and will be removed in the future"

gen-addons:
	manifests/addons/gen.sh

gen: \
	mod-download-go \
	go-gen \
	mirror-licenses \
	format \
	update-crds \
	proto \
	copy-templates \
	gen-addons \
	update-golden ## Update all generated code.

gen-check: gen check-clean-repo

/releasenotes/                                                   @istio/wg-test-and-release-maintainers
/releasenotes/notes
/samples/                                                        @istio/wg-docs-maintainers-english
/samples/addons                                                  @istio/wg-policies-and-telemetry-maintainers @istio/wg-environments-maintainers

	"golang.org/x/sys/unix"
)

func AddInpodMarkIPRule(cfg *Config) error {
	err := forEachInpodMarkIPRule(cfg, netlink.RuleAdd)
	if errors.Is(err, unix.EEXIST) {
		log.Debugf("Ignoring exists error adding inpod mark ip rule: %v", err)
		return nil
	}
	return err
}

func DelInpodMarkIPRule(cfg *Config) error {
	return forEachInpodMarkIPRule(cfg, netlink.RuleDel)
}

    # always skip the injection on pods that match that label selector, regardless of the global policy.
    # See https://istio.io/docs/setup/kubernetes/additional-setup/sidecar-injection/#more-control-adding-exceptions
    neverInjectSelector: []
    alwaysInjectSelector: []

    # injectedAnnotations are additional annotations that will be added to the pod spec after injection

		return nil, fmt.Errorf("can't find netns for pod, this is ok if this is a newly created pod (%w)", ErrPodNotFound)
	}

	return openNetns, nil
}

// AddPodToMesh adds a pod to mesh by
// 1. Getting the netns
// 2. Adding the pod's IPs to the hostnetns ipsets for node probe checks
// 3. Creating iptables rules inside the pod's netns
// 4. Notifying ztunnel via GRPC to create a proxy for the pod
//

	if err != nil {
		return nil, fmt.Errorf("error configuring iptables: %w", err)
	}

	// Create hostprobe rules now, in the host netns
	// Later we will reuse this same configurator inside the pod netns for adding other rules
	iptablesConfigurator.DeleteHostRules()

	if err := iptablesConfigurator.CreateHostRulesForHealthChecks(&HostProbeSNATIP, &HostProbeSNATIPV6); err != nil {

				return nil
			}

			log.Debugf("Pod %s now matches, adding to mesh", newPod.Name)
			// netns == ""; at this point netns should have been added via the initial snapshot,
			// or via the cni plugin. If it happens to get here before the cni plugin somehow,
			// then we will just fail to add the pod to the mesh, and it will be retried later when cni plugin adds it.

*/

type connMgr struct {
	connectionSet map[*ZtunnelConnection]struct{}
	latestConn    *ZtunnelConnection
	mu            sync.Mutex
}

func (c *connMgr) addConn(conn *ZtunnelConnection) {
	log.Debug("ztunnel connected")
	c.mu.Lock()
	defer c.mu.Unlock()
	c.connectionSet[conn] = struct{}{}
	c.latestConn = conn
	ztunnelConnected.RecordInt(int64(len(c.connectionSet)))
}

	builder := cfg.appendInpodRules(hostProbeSNAT)

	if err := cfg.addLoopbackRoute(); err != nil {
		return err
	}

	if err := cfg.addInpodMarkIPRule(); err != nil {
		return err
	}

	log.Debug("Adding iptables rules")
	if err := cfg.executeCommands(builder); err != nil {
		log.Errorf("failed to restore iptables rules: %v", err)
		return err
	}

	return nil
}