mirror of
https://github.com/gitpod-io/gitpod.git
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97f8d4b802
* Ensure the spread of pods on different nodes * Replace string ClusterFirst * Replace Always string in DNSPolicy * Fix registry-facade affinity * Fix ws-proxy affinity * Address feedback * Update golden files
109 lines
3.1 KiB
Go
109 lines
3.1 KiB
Go
// Copyright (c) 2021 Gitpod GmbH. All rights reserved.
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// Licensed under the GNU Affero General Public License (AGPL).
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// See License.AGPL.txt in the project root for license information.
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package workspace
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import (
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"fmt"
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"github.com/gitpod-io/gitpod/installer/pkg/common"
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agentsmith "github.com/gitpod-io/gitpod/installer/pkg/components/agent-smith"
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"github.com/gitpod-io/gitpod/installer/pkg/components/proxy"
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wsdaemon "github.com/gitpod-io/gitpod/installer/pkg/components/ws-daemon"
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networkingv1 "k8s.io/api/networking/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/intstr"
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)
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func networkpolicy(ctx *common.RenderContext) ([]runtime.Object, error) {
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labels := common.DefaultLabels(Component)
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podSelectorLabels := map[string]string{
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"app": "gitpod",
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"component": Component,
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"gitpod.io/networkpolicy": "default",
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}
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return []runtime.Object{&networkingv1.NetworkPolicy{
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TypeMeta: common.TypeMetaNetworkPolicy,
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ObjectMeta: metav1.ObjectMeta{
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Name: fmt.Sprintf("%s-default", Component),
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Namespace: ctx.Namespace,
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Labels: labels,
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},
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Spec: networkingv1.NetworkPolicySpec{
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PodSelector: metav1.LabelSelector{MatchLabels: podSelectorLabels},
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PolicyTypes: []networkingv1.PolicyType{"Ingress", "Egress"},
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Ingress: []networkingv1.NetworkPolicyIngressRule{
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{
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From: []networkingv1.NetworkPolicyPeer{
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{
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(proxy.Component)},
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},
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},
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},
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{
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From: []networkingv1.NetworkPolicyPeer{
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{
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(common.WSProxyComponent)},
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},
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},
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},
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{
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From: []networkingv1.NetworkPolicyPeer{
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{
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(agentsmith.Component)},
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},
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},
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},
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{
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From: []networkingv1.NetworkPolicyPeer{
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{
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(wsdaemon.Component)},
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},
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},
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},
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{
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Ports: []networkingv1.NetworkPolicyPort{
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{
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Protocol: common.TCPProtocol,
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Port: &intstr.IntOrString{IntVal: 23000},
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},
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},
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From: []networkingv1.NetworkPolicyPeer{
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{
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NamespaceSelector: &metav1.LabelSelector{MatchLabels: map[string]string{
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"chart": common.MonitoringChart,
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}},
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(common.ServerComponent)},
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},
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},
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},
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},
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Egress: []networkingv1.NetworkPolicyEgressRule{
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{
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To: []networkingv1.NetworkPolicyPeer{
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{
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IPBlock: &networkingv1.IPBlock{
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CIDR: "0.0.0.0/0",
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// Google Compute engine special, reserved VM metadata IP
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Except: []string{"169.254.169.254/32"},
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},
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},
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},
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},
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{
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To: []networkingv1.NetworkPolicyPeer{
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{
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PodSelector: &metav1.LabelSelector{MatchLabels: common.DefaultLabels(proxy.Component)},
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},
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},
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},
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common.AllowKubeDnsEgressRule(),
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},
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},
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}}, nil
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}
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