Bartosz Stebel | 9fed3c9 | 2020-07-09 15:13:42 +0200 | [diff] [blame] | 1 | local kube = import "../../../kube/kube.libsonnet"; |
| 2 | |
| 3 | { |
| 4 | PKI(namespace):: { |
| 5 | local env = self, |
| 6 | namespace:: namespace, |
| 7 | selfSignedIssuer: kube.Issuer("pki-selfsigned") { |
| 8 | metadata+: { |
| 9 | namespace: env.namespace, |
| 10 | }, |
| 11 | spec: { |
| 12 | selfSigned: {}, |
| 13 | }, |
| 14 | }, |
| 15 | selfSignedCert: kube.Certificate("pki-selfsigned") { |
| 16 | metadata+: { |
| 17 | namespace: env.namespace, |
| 18 | }, |
| 19 | spec: { |
| 20 | secretName: "pki-selfsigned-cert", |
| 21 | duration: "43800h0m0s", // 5 years, |
| 22 | isCA: true, |
| 23 | issuerRef: { |
| 24 | name: env.selfSignedIssuer.metadata.name, |
| 25 | }, |
| 26 | commonName: "pki-ca", |
| 27 | }, |
| 28 | }, |
| 29 | issuer: kube.Issuer("pki-ca") { |
| 30 | metadata+: { |
| 31 | namespace: env.namespace, |
| 32 | }, |
| 33 | spec: { |
| 34 | ca: { |
| 35 | secretName: env.selfSignedCert.spec.secretName, |
| 36 | }, |
| 37 | }, |
| 38 | }, |
| 39 | }, |
| 40 | |
| 41 | Client(name, server):: { |
| 42 | local client = self, |
| 43 | metadata:: { |
| 44 | namespace: server.cfg.namespace, |
| 45 | }, |
| 46 | cert: kube.Certificate(name + "-cert") { |
| 47 | metadata+: client.metadata, |
| 48 | |
| 49 | spec: { |
| 50 | secretName: name + "-cert", |
| 51 | duration: "35040h0m0s", // 4 years |
| 52 | issuerRef: { |
| 53 | name: server.pki.issuer.metadata.name, |
| 54 | kind: "Issuer", |
| 55 | }, |
| 56 | commonName: "client-%s.%s" % [name, server.cfg.namespace], |
| 57 | }, |
| 58 | }, |
| 59 | |
| 60 | }, |
| 61 | |
| 62 | Server(name, port, pki):: { |
| 63 | local server = self, |
| 64 | local cfg = server.cfg, |
| 65 | |
| 66 | pki: pki, |
| 67 | |
| 68 | cfg:: { |
| 69 | namespace: error "namespace must be set", |
| 70 | storageClassName: "waw-hdd-redundant-3", |
| 71 | |
Bartosz Stebel | 523df5c | 2021-12-28 22:11:11 +0100 | [diff] [blame] | 72 | image: "nixery.dev/shell/openvpn/inetutils/iproute2/netcat-openbsd/tcpdump", |
Bartosz Stebel | 9fed3c9 | 2020-07-09 15:13:42 +0200 | [diff] [blame] | 73 | configFile: error "configFile must be set", |
| 74 | |
| 75 | }, |
| 76 | namespace: kube.Namespace(cfg.namespace), |
| 77 | |
| 78 | metadata:: { |
| 79 | namespace: cfg.namespace, |
| 80 | }, |
| 81 | |
| 82 | config: kube.ConfigMap(name + "-config") { |
| 83 | metadata+: server.metadata, |
| 84 | data: { |
| 85 | "openvpn.conf": cfg.configFile, |
| 86 | } |
| 87 | }, |
| 88 | |
| 89 | cert: kube.Certificate(name + "-cert") { |
| 90 | metadata+: server.metadata, |
| 91 | |
| 92 | spec: { |
| 93 | secretName: name + "-cert", |
| 94 | duration: "35040h0m0s", // 4 years |
| 95 | issuerRef: { |
| 96 | name: pki.issuer.metadata.name, |
| 97 | kind: "Issuer", |
| 98 | }, |
| 99 | commonName: "server.%s.%s" % [name, cfg.namespace], |
| 100 | //dnsNames: [ |
| 101 | //"%s" % [component.svc.metadata.name ], |
| 102 | //"%s.%s" % [component.svc.metadata.name, component.svc.metadata.namespace ], |
| 103 | //"%s.%s.svc" % [component.svc.metadata.name, component.svc.metadata.namespace ], |
| 104 | //"%s.%s.svc.cluster.local" % [component.svc.metadata.name, component.svc.metadata.namespace ], |
| 105 | //"%s.%s.svc.%s" % [component.svc.metadata.name, component.svc.metadata.namespace, env.pkiClusterFQDN ], |
| 106 | //], |
| 107 | }, |
| 108 | }, |
| 109 | |
| 110 | |
| 111 | deployment: kube.Deployment(name) { |
| 112 | metadata+: server.metadata, |
| 113 | spec+: { |
| 114 | template+: { |
| 115 | spec+: { |
| 116 | volumes_: { |
| 117 | config: kube.ConfigMapVolume(server.config), |
| 118 | pki: { |
| 119 | secret: { secretName: server.cert.spec.secretName }, |
| 120 | }, |
| 121 | }, |
| 122 | |
| 123 | containers_: { |
| 124 | server: kube.Container("server") { |
| 125 | image: cfg.image, |
| 126 | env_: { |
| 127 | }, |
| 128 | command: [ |
| 129 | "/bin/openvpn", "--config", "/config/openvpn.conf" |
| 130 | ], |
| 131 | ports_: { |
| 132 | client: { containerPort: port }, |
| 133 | }, |
| 134 | volumeMounts_: { |
| 135 | config: { mountPath: "/config" }, |
| 136 | pki: { mountPath: "/mnt/pki" }, |
| 137 | }, |
| 138 | resources: { |
| 139 | requests: { |
| 140 | cpu: "250m", |
| 141 | memory: "100Mi", |
| 142 | }, |
| 143 | limits: { |
| 144 | cpu: "500m", |
| 145 | memory: "512Mi", |
| 146 | }, |
| 147 | }, |
| 148 | securityContext: { |
| 149 | privileged: true, |
| 150 | }, |
| 151 | }, |
| 152 | }, |
| 153 | }, |
| 154 | }, |
| 155 | }, |
| 156 | }, |
| 157 | svc: kube.Service(name) { |
| 158 | metadata+: server.metadata, |
| 159 | target_pod:: server.deployment.spec.template, |
| 160 | spec+: { |
| 161 | ports: [ |
| 162 | { name: "client", port: port, targetPort: port, protocol: "UDP" }, |
| 163 | ], |
| 164 | type: "LoadBalancer", |
| 165 | externalTrafficPolicy: "Local", |
| 166 | }, |
| 167 | }, |
| 168 | }, |
| 169 | } |