kubernetes: fix minor issues
This commit is contained in:
Matej Cotman
Robin Gloster
parent
7f9d1a7aaf
commit
8e14e978c8
@ -75,13 +75,93 @@ let
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effect = mkOption {
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description = "Effect of taint.";
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example = "NoSchedule";
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type = types.str;
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type = types.enum ["NoSchedule" "PreferNoSchedule" "NoExecute"];
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};
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};
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};
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taints = concatMapStringsSep "," (v: "${v.key}=${v.value}:${v.effect}") (mapAttrsToList (n: v: v) cfg.kubelet.taints);
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defaultAuthorizationPolicy = (optionals (any (el: el == "ABAC") cfg.apiserver.authorizationMode) [
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kubecfg";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kubelet";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kube-worker";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kube_proxy";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "client";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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]) ++ (optionals (all (el: el != "RBAC") cfg.apiserver.authorizationMode) [
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "admin";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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group = "system:serviceaccounts";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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]);
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in {
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###### interface
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@ -205,7 +285,7 @@ in {
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description = ''
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Kubernetes apiserver storage backend.
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'';
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default = "etcd2";
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default = "etcd3";
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type = types.enum ["etcd2" "etcd3"];
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};
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@ -264,7 +344,7 @@ in {
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Kubernetes apiserver authorization mode (AlwaysAllow/AlwaysDeny/ABAC/RBAC). See
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<link xlink:href="http://kubernetes.io/docs/admin/authorization.html"/>
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'';
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default = ["ABAC"];
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default = ["ABAC" "RBAC"];
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type = types.listOf (types.enum ["AlwaysAllow" "AlwaysDeny" "ABAC" "RBAC"]);
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};
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@ -273,89 +353,11 @@ in {
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Kubernetes apiserver authorization policy file. See
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<link xlink:href="http://kubernetes.io/v1.0/docs/admin/authorization.html"/>
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'';
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default = [
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "admin";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kubecfg";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kubelet";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kube-worker";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "kube_proxy";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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user = "client";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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{
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apiVersion = "abac.authorization.kubernetes.io/v1beta1";
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kind = "Policy";
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spec = {
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group = "system:serviceaccounts";
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namespace = "*";
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resource = "*";
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apiGroup = "*";
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nonResourcePath = "*";
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};
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}
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];
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default = defaultAuthorizationPolicy;
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type = types.listOf types.attrs;
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};
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autorizationRBACSuperAdmin = mkOption {
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authorizationRBACSuperAdmin = mkOption {
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description = "Role based authorization super admin.";
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default = "admin";
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type = types.str;
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@ -647,7 +649,7 @@ in {
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};
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applyManifests = mkOption {
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description = "Whether to apply manifests.";
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description = "Whether to apply manifests (this is true for master node).";
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default = false;
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type = types.bool;
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};
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@ -659,7 +661,7 @@ in {
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};
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taints = mkOption {
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description = ".";
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description = "Node taints (https://kubernetes.io/docs/concepts/configuration/assign-pod-node/).";
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default = {};
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type = types.attrsOf (types.submodule [ taintOptions ]);
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};
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@ -878,7 +880,7 @@ in {
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}"
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} \
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${optionalString (elem "RBAC" cfg.apiserver.authorizationMode)
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"--authorization-rbac-super-user=${cfg.apiserver.autorizationRBACSuperAdmin}"} \
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"--authorization-rbac-super-user=${cfg.apiserver.authorizationRBACSuperAdmin}"} \
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--secure-port=${toString cfg.apiserver.securePort} \
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--service-cluster-ip-range=${cfg.apiserver.portalNet} \
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${optionalString (cfg.apiserver.runtimeConfig != "")
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@ -1,240 +0,0 @@
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{ cfg }: {
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"kubedns-cm" = {
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"apiVersion" = "v1";
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"kind" = "ConfigMap";
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"metadata" = {
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"labels" = {
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"addonmanager.kubernetes.io/mode" = "EnsureExists";
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};
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"name" = "kube-dns";
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"namespace" = "kube-system";
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};
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};
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"kubedns-controller" = {
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"apiVersion" = "extensions/v1beta1";
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"kind" = "Deployment";
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"metadata" = {
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"labels" = {
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"addonmanager.kubernetes.io/mode" = "Reconcile";
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"k8s-app" = "kube-dns";
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"kubernetes.io/cluster-service" = "true";
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};
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"name" = "kube-dns";
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"namespace" = "kube-system";
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};
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"spec" = {
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"selector" = {
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"matchLabels" = {
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"k8s-app" = "kube-dns";
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};
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};
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"strategy" = {
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"rollingUpdate" = {
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"maxSurge" = "10%";
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"maxUnavailable" = 0;
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};
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};
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"template" = {
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"metadata" = {
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"annotations" = {
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"scheduler.alpha.kubernetes.io/critical-pod" = "";
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};
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"labels" = {
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"k8s-app" = "kube-dns";
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};
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};
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"spec" = {
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"containers" = [{
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"args" = ["--domain=${cfg.dns.domain}."
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"--dns-port=10053"
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"--config-dir=/kube-dns-config"
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"--kube-master-url=${cfg.kubeconfig.server}"
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"--v=2"
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];
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"env" = [{
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"name" = "PROMETHEUS_PORT";
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"value" = "10055";
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}];
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"image" = "gcr.io/google_containers/k8s-dns-kube-dns-amd64:1.14.1";
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"livenessProbe" = {
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"failureThreshold" = 5;
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"httpGet" = {
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"path" = "/healthcheck/kubedns";
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"port" = 10054;
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"scheme" = "HTTP";
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};
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"initialDelaySeconds" = 60;
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"successThreshold" = 1;
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"timeoutSeconds" = 5;
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};
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"name" = "kubedns";
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"ports" = [{
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"containerPort" = 10053;
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"name" = "dns-local";
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"protocol" = "UDP";
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} {
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"containerPort" = 10053;
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"name" = "dns-tcp-local";
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"protocol" = "TCP";
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} {
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"containerPort" = 10055;
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"name" = "metrics";
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"protocol" = "TCP";
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}];
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"readinessProbe" = {
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"httpGet" = {
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"path" = "/readiness";
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"port" = 8081;
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"scheme" = "HTTP";
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};
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"initialDelaySeconds" = 3;
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"timeoutSeconds" = 5;
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};
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"resources" = {
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"limits" = {
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"memory" = "170Mi";
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};
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"requests" = {
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"cpu" = "100m";
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"memory" = "70Mi";
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};
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};
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"volumeMounts" = [{
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"mountPath" = "/kube-dns-config";
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"name" = "kube-dns-config";
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}];
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} {
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"args" = ["-v=2"
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"-logtostderr"
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"-configDir=/etc/k8s/dns/dnsmasq-nanny"
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"-restartDnsmasq=true"
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"--"
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"-k"
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"--cache-size=1000"
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"--log-facility=-"
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"--server=/${cfg.dns.domain}/127.0.0.1#10053"
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"--server=/in-addr.arpa/127.0.0.1#10053"
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"--server=/ip6.arpa/127.0.0.1#10053"
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];
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"image" = "gcr.io/google_containers/k8s-dns-dnsmasq-nanny-amd64:1.14.1";
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"livenessProbe" = {
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"failureThreshold" = 5;
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"httpGet" = {
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"path" = "/healthcheck/dnsmasq";
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"port" = 10054;
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"scheme" = "HTTP";
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};
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"initialDelaySeconds" = 60;
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"successThreshold" = 1;
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"timeoutSeconds" = 5;
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};
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"name" = "dnsmasq";
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"ports" = [{
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"containerPort" = 53;
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"name" = "dns";
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"protocol" = "UDP";
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} {
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"containerPort" = 53;
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"name" = "dns-tcp";
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"protocol" = "TCP";
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}];
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"resources" = {
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"requests" = {
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"cpu" = "150m";
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"memory" = "20Mi";
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};
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};
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"volumeMounts" = [{
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"mountPath" = "/etc/k8s/dns/dnsmasq-nanny";
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"name" = "kube-dns-config";
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}];
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} {
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"args" = ["--v=2"
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"--logtostderr"
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"--probe=kubedns,127.0.0.1:10053,kubernetes.default.svc.${cfg.dns.domain},5,A"
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"--probe=dnsmasq,127.0.0.1:53,kubernetes.default.svc.${cfg.dns.domain},5,A"
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];
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"image" = "gcr.io/google_containers/k8s-dns-sidecar-amd64:1.14.1";
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"livenessProbe" = {
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"failureThreshold" = 5;
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"httpGet" = {
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"path" = "/metrics";
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"port" = 10054;
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"scheme" = "HTTP";
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};
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"initialDelaySeconds" = 60;
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"successThreshold" = 1;
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"timeoutSeconds" = 5;
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};
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"name" = "sidecar";
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"ports" = [{
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"containerPort" = 10054;
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"name" = "metrics";
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"protocol" = "TCP";
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}];
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"resources" = {
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"requests" = {
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"cpu" = "10m";
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"memory" = "20Mi";
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};
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};
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}];
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"dnsPolicy" = "Default";
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"serviceAccountName" = "kube-dns";
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"tolerations" = [{
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"key" = "CriticalAddonsOnly";
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"operator" = "Exists";
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}];
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"volumes" = [{
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"configMap" = {
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"name" = "kube-dns";
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"optional" = true;
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};
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"name" = "kube-dns-config";
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}];
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};
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};
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};
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};
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"kubedns-sa" = {
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"apiVersion" = "v1";
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"kind" = "ServiceAccount";
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"metadata" = {
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"labels" = {
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"addonmanager.kubernetes.io/mode" = "Reconcile";
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"kubernetes.io/cluster-service" = "true";
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};
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"name" = "kube-dns";
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"namespace" = "kube-system";
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};
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};
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"kubedns-svc" = {
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"apiVersion" = "v1";
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"kind" = "Service";
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"metadata" = {
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"labels" = {
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"addonmanager.kubernetes.io/mode" = "Reconcile";
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"k8s-app" = "kube-dns";
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"kubernetes.io/cluster-service" = "true";
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"kubernetes.io/name" = "KubeDNS";
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};
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"name" = "kube-dns";
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"namespace" = "kube-system";
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};
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"spec" = {
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"clusterIP" = "${cfg.dns.serverIp}";
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"ports" = [{
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"name" = "dns";
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"port" = 53;
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"protocol" = "UDP";
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} {
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"name" = "dns-tcp";
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"port" = 53;
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"protocol" = "TCP";
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}];
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"selector" = {
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"k8s-app" = "kube-dns";
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};
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};
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};
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}
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@ -271,7 +271,7 @@ in rec {
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tests.kernel-latest = callTest tests/kernel-latest.nix {};
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tests.kernel-lts = callTest tests/kernel-lts.nix {};
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tests.keystone = callTest tests/keystone.nix {};
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tests.kubernetes = hydraJob (import tests/kubernetes.nix { system = "x86_64-linux"; });
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tests.kubernetes = hydraJob (import tests/kubernetes/default.nix { system = "x86_64-linux"; });
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tests.latestKernel.login = callTest tests/login.nix { latestKernel = true; };
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tests.ldap = callTest tests/ldap.nix {};
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#tests.lightdm = callTest tests/lightdm.nix {};
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@ -1,409 +0,0 @@
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{ system ? builtins.currentSystem }:
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with import ../lib/testing.nix { inherit system; };
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with import ../lib/qemu-flags.nix;
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with pkgs.lib;
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let
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redisPod = pkgs.writeText "redis-master-pod.json" (builtins.toJSON {
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kind = "Pod";
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apiVersion = "v1";
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metadata.name = "redis";
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metadata.labels.name = "redis";
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spec.containers = [{
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name = "redis";
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image = "redis";
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args = ["--bind" "0.0.0.0"];
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imagePullPolicy = "Never";
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ports = [{
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name = "redis-server";
|
||||
containerPort = 6379;
|
||||
}];
|
||||
}];
|
||||
});
|
||||
|
||||
redisService = pkgs.writeText "redis-service.json" (builtins.toJSON {
|
||||
kind = "Service";
|
||||
apiVersion = "v1";
|
||||
metadata.name = "redis";
|
||||
spec = {
|
||||
ports = [{port = 6379; targetPort = 6379;}];
|
||||
selector = {name = "redis";};
|
||||
};
|
||||
});
|
||||
|
||||
redisImage = pkgs.dockerTools.buildImage {
|
||||
name = "redis";
|
||||
tag = "latest";
|
||||
contents = pkgs.redis;
|
||||
config.Entrypoint = "/bin/redis-server";
|
||||
};
|
||||
|
||||
testSimplePod = ''
|
||||
$kubernetes->execute("docker load < ${redisImage}");
|
||||
$kubernetes->waitUntilSucceeds("kubectl create -f ${redisPod}");
|
||||
$kubernetes->succeed("kubectl create -f ${redisService}");
|
||||
$kubernetes->waitUntilSucceeds("kubectl get pod redis | grep Running");
|
||||
$kubernetes->succeed("nc -z \$\(dig \@10.10.0.1 redis.default.svc.cluster.local +short\) 6379");
|
||||
'';
|
||||
in {
|
||||
# This test runs kubernetes on a single node
|
||||
trivial = makeTest {
|
||||
name = "kubernetes-trivial";
|
||||
|
||||
nodes = {
|
||||
kubernetes =
|
||||
{ config, pkgs, lib, nodes, ... }:
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 2048;
|
||||
|
||||
programs.bash.enableCompletion = true;
|
||||
environment.systemPackages = with pkgs; [ netcat bind ];
|
||||
|
||||
services.kubernetes.roles = ["master" "node"];
|
||||
virtualisation.docker.extraOptions = "--iptables=false --ip-masq=false -b cbr0";
|
||||
|
||||
networking.bridges.cbr0.interfaces = [];
|
||||
networking.interfaces.cbr0 = {};
|
||||
};
|
||||
};
|
||||
|
||||
testScript = ''
|
||||
startAll;
|
||||
|
||||
$kubernetes->waitUntilSucceeds("kubectl get nodes | grep kubernetes | grep Ready");
|
||||
|
||||
${testSimplePod}
|
||||
'';
|
||||
};
|
||||
|
||||
cluster = let
|
||||
runWithOpenSSL = file: cmd: pkgs.runCommand file {
|
||||
buildInputs = [ pkgs.openssl ];
|
||||
} cmd;
|
||||
|
||||
ca_key = runWithOpenSSL "ca-key.pem" "openssl genrsa -out $out 2048";
|
||||
ca_pem = runWithOpenSSL "ca.pem" ''
|
||||
openssl req \
|
||||
-x509 -new -nodes -key ${ca_key} \
|
||||
-days 10000 -out $out -subj "/CN=etcd-ca"
|
||||
'';
|
||||
etcd_key = runWithOpenSSL "etcd-key.pem" "openssl genrsa -out $out 2048";
|
||||
etcd_csr = runWithOpenSSL "etcd.csr" ''
|
||||
openssl req \
|
||||
-new -key ${etcd_key} \
|
||||
-out $out -subj "/CN=etcd" \
|
||||
-config ${openssl_cnf}
|
||||
'';
|
||||
etcd_cert = runWithOpenSSL "etcd.pem" ''
|
||||
openssl x509 \
|
||||
-req -in ${etcd_csr} \
|
||||
-CA ${ca_pem} -CAkey ${ca_key} \
|
||||
-CAcreateserial -out $out \
|
||||
-days 365 -extensions v3_req \
|
||||
-extfile ${openssl_cnf}
|
||||
'';
|
||||
|
||||
etcd_client_key = runWithOpenSSL "etcd-client-key.pem"
|
||||
"openssl genrsa -out $out 2048";
|
||||
|
||||
etcd_client_csr = runWithOpenSSL "etcd-client-key.pem" ''
|
||||
openssl req \
|
||||
-new -key ${etcd_client_key} \
|
||||
-out $out -subj "/CN=etcd-client" \
|
||||
-config ${client_openssl_cnf}
|
||||
'';
|
||||
|
||||
etcd_client_cert = runWithOpenSSL "etcd-client.crt" ''
|
||||
openssl x509 \
|
||||
-req -in ${etcd_client_csr} \
|
||||
-CA ${ca_pem} -CAkey ${ca_key} -CAcreateserial \
|
||||
-out $out -days 365 -extensions v3_req \
|
||||
-extfile ${client_openssl_cnf}
|
||||
'';
|
||||
|
||||
apiserver_key = runWithOpenSSL "apiserver-key.pem" "openssl genrsa -out $out 2048";
|
||||
|
||||
apiserver_csr = runWithOpenSSL "apiserver.csr" ''
|
||||
openssl req \
|
||||
-new -key ${apiserver_key} \
|
||||
-out $out -subj "/CN=kube-apiserver" \
|
||||
-config ${apiserver_cnf}
|
||||
'';
|
||||
|
||||
apiserver_cert = runWithOpenSSL "apiserver.pem" ''
|
||||
openssl x509 \
|
||||
-req -in ${apiserver_csr} \
|
||||
-CA ${ca_pem} -CAkey ${ca_key} -CAcreateserial \
|
||||
-out $out -days 365 -extensions v3_req \
|
||||
-extfile ${apiserver_cnf}
|
||||
'';
|
||||
|
||||
worker_key = runWithOpenSSL "worker-key.pem" "openssl genrsa -out $out 2048";
|
||||
|
||||
worker_csr = runWithOpenSSL "worker.csr" ''
|
||||
openssl req \
|
||||
-new -key ${worker_key} \
|
||||
-out $out -subj "/CN=kube-worker" \
|
||||
-config ${worker_cnf}
|
||||
'';
|
||||
|
||||
worker_cert = runWithOpenSSL "worker.pem" ''
|
||||
openssl x509 \
|
||||
-req -in ${worker_csr} \
|
||||
-CA ${ca_pem} -CAkey ${ca_key} -CAcreateserial \
|
||||
-out $out -days 365 -extensions v3_req \
|
||||
-extfile ${worker_cnf}
|
||||
'';
|
||||
|
||||
openssl_cnf = pkgs.writeText "openssl.cnf" ''
|
||||
[req]
|
||||
req_extensions = v3_req
|
||||
distinguished_name = req_distinguished_name
|
||||
[req_distinguished_name]
|
||||
[ v3_req ]
|
||||
basicConstraints = CA:FALSE
|
||||
keyUsage = digitalSignature, keyEncipherment
|
||||
extendedKeyUsage = serverAuth
|
||||
subjectAltName = @alt_names
|
||||
[alt_names]
|
||||
DNS.1 = etcd1
|
||||
DNS.2 = etcd2
|
||||
DNS.3 = etcd3
|
||||
IP.1 = 127.0.0.1
|
||||
'';
|
||||
|
||||
client_openssl_cnf = pkgs.writeText "client-openssl.cnf" ''
|
||||
[req]
|
||||
req_extensions = v3_req
|
||||
distinguished_name = req_distinguished_name
|
||||
[req_distinguished_name]
|
||||
[ v3_req ]
|
||||
basicConstraints = CA:FALSE
|
||||
keyUsage = digitalSignature, keyEncipherment
|
||||
extendedKeyUsage = clientAuth
|
||||
'';
|
||||
|
||||
apiserver_cnf = pkgs.writeText "apiserver-openssl.cnf" ''
|
||||
[req]
|
||||
req_extensions = v3_req
|
||||
distinguished_name = req_distinguished_name
|
||||
[req_distinguished_name]
|
||||
[ v3_req ]
|
||||
basicConstraints = CA:FALSE
|
||||
keyUsage = nonRepudiation, digitalSignature, keyEncipherment
|
||||
subjectAltName = @alt_names
|
||||
[alt_names]
|
||||
DNS.1 = kubernetes
|
||||
DNS.2 = kubernetes.default
|
||||
DNS.3 = kubernetes.default.svc
|
||||
DNS.4 = kubernetes.default.svc.cluster.local
|
||||
IP.1 = 10.10.10.1
|
||||
'';
|
||||
|
||||
worker_cnf = pkgs.writeText "worker-openssl.cnf" ''
|
||||
[req]
|
||||
req_extensions = v3_req
|
||||
distinguished_name = req_distinguished_name
|
||||
[req_distinguished_name]
|
||||
[ v3_req ]
|
||||
basicConstraints = CA:FALSE
|
||||
keyUsage = nonRepudiation, digitalSignature, keyEncipherment
|
||||
subjectAltName = @alt_names
|
||||
[alt_names]
|
||||
DNS.1 = kubeWorker1
|
||||
DNS.2 = kubeWorker2
|
||||
'';
|
||||
|
||||
etcdNodeConfig = {
|
||||
virtualisation.memorySize = 128;
|
||||
|
||||
services = {
|
||||
etcd = {
|
||||
enable = true;
|
||||
keyFile = etcd_key;
|
||||
certFile = etcd_cert;
|
||||
trustedCaFile = ca_pem;
|
||||
peerClientCertAuth = true;
|
||||
listenClientUrls = ["https://0.0.0.0:2379"];
|
||||
listenPeerUrls = ["https://0.0.0.0:2380"];
|
||||
};
|
||||
};
|
||||
|
||||
environment.variables = {
|
||||
ETCDCTL_CERT_FILE = "${etcd_client_cert}";
|
||||
ETCDCTL_KEY_FILE = "${etcd_client_key}";
|
||||
ETCDCTL_CA_FILE = "${ca_pem}";
|
||||
ETCDCTL_PEERS = "https://127.0.0.1:2379";
|
||||
};
|
||||
|
||||
networking.firewall.allowedTCPPorts = [ 2379 2380 ];
|
||||
};
|
||||
|
||||
kubeConfig = {
|
||||
virtualisation.diskSize = 2048;
|
||||
programs.bash.enableCompletion = true;
|
||||
|
||||
services.flannel = {
|
||||
enable = true;
|
||||
network = "10.10.0.0/16";
|
||||
iface = "eth1";
|
||||
etcd = {
|
||||
endpoints = ["https://etcd1:2379" "https://etcd2:2379" "https://etcd3:2379"];
|
||||
keyFile = etcd_client_key;
|
||||
certFile = etcd_client_cert;
|
||||
caFile = ca_pem;
|
||||
};
|
||||
};
|
||||
|
||||
# vxlan
|
||||
networking.firewall.allowedUDPPorts = [ 8472 ];
|
||||
|
||||
systemd.services.docker.after = ["flannel.service"];
|
||||
systemd.services.docker.serviceConfig.EnvironmentFile = "/run/flannel/subnet.env";
|
||||
virtualisation.docker.extraOptions = "--iptables=false --ip-masq=false --bip $FLANNEL_SUBNET";
|
||||
|
||||
services.kubernetes.verbose = true;
|
||||
services.kubernetes.etcd = {
|
||||
servers = ["https://etcd1:2379" "https://etcd2:2379" "https://etcd3:2379"];
|
||||
keyFile = etcd_client_key;
|
||||
certFile = etcd_client_cert;
|
||||
caFile = ca_pem;
|
||||
};
|
||||
|
||||
environment.systemPackages = [ pkgs.bind pkgs.tcpdump pkgs.utillinux ];
|
||||
};
|
||||
|
||||
kubeMasterConfig = {pkgs, ...}: {
|
||||
require = [kubeConfig];
|
||||
|
||||
# kube apiserver
|
||||
networking.firewall.allowedTCPPorts = [ 443 ];
|
||||
|
||||
virtualisation.memorySize = 512;
|
||||
|
||||
services.kubernetes = {
|
||||
roles = ["master"];
|
||||
scheduler.leaderElect = true;
|
||||
controllerManager.leaderElect = true;
|
||||
|
||||
apiserver = {
|
||||
publicAddress = "0.0.0.0";
|
||||
advertiseAddress = "192.168.1.8";
|
||||
tlsKeyFile = apiserver_key;
|
||||
tlsCertFile = apiserver_cert;
|
||||
clientCaFile = ca_pem;
|
||||
kubeletClientCaFile = ca_pem;
|
||||
kubeletClientKeyFile = worker_key;
|
||||
kubeletClientCertFile = worker_cert;
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
kubeWorkerConfig = { pkgs, ... }: {
|
||||
require = [kubeConfig];
|
||||
|
||||
virtualisation.memorySize = 512;
|
||||
|
||||
# kubelet
|
||||
networking.firewall.allowedTCPPorts = [ 10250 ];
|
||||
|
||||
services.kubernetes = {
|
||||
roles = ["node"];
|
||||
kubeconfig = {
|
||||
server = "https://kubernetes:443";
|
||||
caFile = ca_pem;
|
||||
certFile = worker_cert;
|
||||
keyFile = worker_key;
|
||||
};
|
||||
kubelet = {
|
||||
tlsKeyFile = worker_key;
|
||||
tlsCertFile = worker_cert;
|
||||
};
|
||||
};
|
||||
};
|
||||
in makeTest {
|
||||
name = "kubernetes-cluster";
|
||||
|
||||
nodes = {
|
||||
etcd1 = { config, pkgs, nodes, ... }: {
|
||||
require = [etcdNodeConfig];
|
||||
services.etcd = {
|
||||
advertiseClientUrls = ["https://etcd1:2379"];
|
||||
initialCluster = ["etcd1=https://etcd1:2380" "etcd2=https://etcd2:2380" "etcd3=https://etcd3:2380"];
|
||||
initialAdvertisePeerUrls = ["https://etcd1:2380"];
|
||||
};
|
||||
};
|
||||
|
||||
etcd2 = { config, pkgs, ... }: {
|
||||
require = [etcdNodeConfig];
|
||||
services.etcd = {
|
||||
advertiseClientUrls = ["https://etcd2:2379"];
|
||||
initialCluster = ["etcd1=https://etcd1:2380" "etcd2=https://etcd2:2380" "etcd3=https://etcd3:2380"];
|
||||
initialAdvertisePeerUrls = ["https://etcd2:2380"];
|
||||
};
|
||||
};
|
||||
|
||||
etcd3 = { config, pkgs, ... }: {
|
||||
require = [etcdNodeConfig];
|
||||
services.etcd = {
|
||||
advertiseClientUrls = ["https://etcd3:2379"];
|
||||
initialCluster = ["etcd1=https://etcd1:2380" "etcd2=https://etcd2:2380" "etcd3=https://etcd3:2380"];
|
||||
initialAdvertisePeerUrls = ["https://etcd3:2380"];
|
||||
};
|
||||
};
|
||||
|
||||
kubeMaster1 = { config, pkgs, lib, nodes, ... }: {
|
||||
require = [kubeMasterConfig];
|
||||
};
|
||||
|
||||
kubeMaster2 = { config, pkgs, lib, nodes, ... }: {
|
||||
require = [kubeMasterConfig];
|
||||
};
|
||||
|
||||
# Kubernetes TCP load balancer
|
||||
kubernetes = { config, pkgs, ... }: {
|
||||
# kubernetes
|
||||
networking.firewall.allowedTCPPorts = [ 443 ];
|
||||
|
||||
services.haproxy.enable = true;
|
||||
services.haproxy.config = ''
|
||||
global
|
||||
log 127.0.0.1 local0 notice
|
||||
user haproxy
|
||||
group haproxy
|
||||
|
||||
defaults
|
||||
log global
|
||||
retries 2
|
||||
timeout connect 3000
|
||||
timeout server 5000
|
||||
timeout client 5000
|
||||
|
||||
listen kubernetes
|
||||
bind 0.0.0.0:443
|
||||
mode tcp
|
||||
option ssl-hello-chk
|
||||
balance roundrobin
|
||||
server kube-master-1 kubeMaster1:443 check
|
||||
server kube-master-2 kubeMaster2:443 check
|
||||
'';
|
||||
};
|
||||
|
||||
kubeWorker1 = { config, pkgs, lib, nodes, ... }: {
|
||||
require = [kubeWorkerConfig];
|
||||
};
|
||||
|
||||
kubeWorker2 = { config, pkgs, lib, nodes, ... }: {
|
||||
require = [kubeWorkerConfig];
|
||||
};
|
||||
};
|
||||
|
||||
testScript = ''
|
||||
startAll;
|
||||
|
||||
${testSimplePod}
|
||||
'';
|
||||
};
|
||||
}
|
||||
@ -1,7 +1,7 @@
|
||||
{ }:
|
||||
{ system ? builtins.currentSystem }:
|
||||
{
|
||||
kubernetes-singlenode = import ./singlenode.nix {};
|
||||
kubernetes-multinode-kubectl = import ./multinode-kubectl.nix {};
|
||||
kubernetes-rbac = import ./rbac.nix {};
|
||||
kubernetes-dns = import ./dns.nix {};
|
||||
kubernetes-singlenode = import ./singlenode.nix { inherit system; };
|
||||
kubernetes-multinode-kubectl = import ./multinode-kubectl.nix { inherit system; };
|
||||
kubernetes-rbac = import ./rbac.nix { inherit system; };
|
||||
kubernetes-dns = import ./dns.nix { inherit system; };
|
||||
}
|
||||
|
||||
@ -62,87 +62,6 @@ in
|
||||
portalNet = "10.1.10.0/24"; # --service-cluster-ip-range
|
||||
runtimeConfig = "";
|
||||
/*extraOpts = "--v=2";*/
|
||||
authorizationMode = ["ABAC"];
|
||||
authorizationPolicy = [
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kubecfg";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kubelet";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kube-worker";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kube_proxy";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "client";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
group = "system:serviceaccounts";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
group = "system:authenticated";
|
||||
readonly = true;
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
];
|
||||
};
|
||||
};
|
||||
}
|
||||
|
||||
@ -84,9 +84,7 @@ in makeTest {
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 4096;
|
||||
# networking.hostName = mkForce "master";
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = servers.master; prefixLength = 24;}];
|
||||
# networking.nat.externalIP = "192.168.1.1";
|
||||
networking.primaryIPAddress = mkForce servers.master;
|
||||
}
|
||||
(import ./kubernetes-common.nix { inherit pkgs config certs servers; })
|
||||
@ -99,9 +97,7 @@ in makeTest {
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 4096;
|
||||
# networking.hostName = mkForce "one";
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = servers.one; prefixLength = 24;}];
|
||||
# networking.nat.externalIP = "192.168.1.2";
|
||||
networking.primaryIPAddress = mkForce servers.one;
|
||||
services.kubernetes.roles = ["node"];
|
||||
}
|
||||
@ -114,9 +110,7 @@ in makeTest {
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 4096;
|
||||
# networking.hostName = mkForce "two";
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = servers.two; prefixLength = 24;}];
|
||||
# networking.nat.externalIP = "192.168.1.3";
|
||||
networking.primaryIPAddress = mkForce servers.two;
|
||||
services.kubernetes.roles = ["node"];
|
||||
}
|
||||
@ -129,9 +123,7 @@ in makeTest {
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 4096;
|
||||
# networking.hostName = mkForce "three";
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = servers.three; prefixLength = 24;}];
|
||||
# networking.nat.externalIP = "192.168.1.4";
|
||||
networking.primaryIPAddress = mkForce servers.three;
|
||||
services.kubernetes.roles = ["node"];
|
||||
}
|
||||
|
||||
@ -39,16 +39,16 @@ let
|
||||
});
|
||||
|
||||
roRole = pkgs.writeText "ro-role.json" (builtins.toJSON {
|
||||
"apiVersion" = "rbac.authorization.k8s.io/v1beta1";
|
||||
"kind" = "Role";
|
||||
"metadata" = {
|
||||
"name" = "pod-reader";
|
||||
"namespace" = "default";
|
||||
apiVersion = "rbac.authorization.k8s.io/v1beta1";
|
||||
kind = "Role";
|
||||
metadata = {
|
||||
name = "pod-reader";
|
||||
namespace = "default";
|
||||
};
|
||||
"rules" = [{
|
||||
"apiGroups" = [""];
|
||||
"resources" = ["pods"];
|
||||
"verbs" = ["get" "list" "watch"];
|
||||
rules = [{
|
||||
apiGroups = [""];
|
||||
resources = ["pods"];
|
||||
verbs = ["get" "list" "watch"];
|
||||
}];
|
||||
});
|
||||
|
||||
@ -110,7 +110,7 @@ let
|
||||
'';
|
||||
|
||||
in makeTest {
|
||||
name = "kubernetes-multinode-rbac";
|
||||
name = "kubernetes-rbac";
|
||||
|
||||
nodes = {
|
||||
master =
|
||||
@ -121,64 +121,6 @@ in makeTest {
|
||||
virtualisation.diskSize = 4096;
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = servers.master; prefixLength = 24;}];
|
||||
networking.primaryIPAddress = mkForce servers.master;
|
||||
services.kubernetes.apiserver.authorizationMode = mkForce ["ABAC" "RBAC"];
|
||||
services.kubernetes.apiserver.authorizationPolicy = mkForce [
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kubecfg";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kubelet";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kube-worker";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "kube_proxy";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
{
|
||||
apiVersion = "abac.authorization.kubernetes.io/v1beta1";
|
||||
kind = "Policy";
|
||||
spec = {
|
||||
user = "client";
|
||||
namespace = "*";
|
||||
resource = "*";
|
||||
apiGroup = "*";
|
||||
nonResourcePath = "*";
|
||||
};
|
||||
}
|
||||
];
|
||||
}
|
||||
(import ./kubernetes-common.nix { inherit pkgs config certs servers; })
|
||||
(import ./kubernetes-master.nix { inherit pkgs config certs; })
|
||||
|
||||
@ -1,97 +0,0 @@
|
||||
{ system ? builtins.currentSystem }:
|
||||
|
||||
with import ../../lib/testing.nix { inherit system; };
|
||||
with import ../../lib/qemu-flags.nix;
|
||||
with pkgs.lib;
|
||||
|
||||
let
|
||||
certs = import ./certs.nix { servers = {}; };
|
||||
|
||||
kubectlPod = pkgs.writeText "kubectl-pod.json" (builtins.toJSON {
|
||||
kind = "Pod";
|
||||
apiVersion = "v1";
|
||||
metadata.name = "kubectl";
|
||||
metadata.labels.name = "kubectl";
|
||||
spec.containers = [{
|
||||
name = "kubectl";
|
||||
image = "kubectl:latest";
|
||||
command = ["${pkgs.busybox}/bin/tail" "-f"];
|
||||
imagePullPolicy = "Never";
|
||||
tty = true;
|
||||
}];
|
||||
});
|
||||
|
||||
kubectlImage = pkgs.dockerTools.buildImage {
|
||||
name = "kubectl";
|
||||
tag = "latest";
|
||||
contents = [ pkgs.kubernetes pkgs.busybox certs kubeconfig ];
|
||||
config.Entrypoint = "${pkgs.busybox}/bin/sh";
|
||||
};
|
||||
|
||||
kubeconfig = pkgs.writeTextDir "kubeconfig.json" (builtins.toJSON {
|
||||
apiVersion = "v1";
|
||||
kind = "Config";
|
||||
clusters = [{
|
||||
name = "local";
|
||||
cluster.certificate-authority = "/ca.pem";
|
||||
cluster.server = "https://192.168.1.1:4443/";
|
||||
}];
|
||||
users = [{
|
||||
name = "kubelet";
|
||||
user = {
|
||||
client-certificate = "/admin.crt";
|
||||
client-key = "/admin-key.pem";
|
||||
};
|
||||
}];
|
||||
contexts = [{
|
||||
context = {
|
||||
cluster = "local";
|
||||
user = "kubelet";
|
||||
};
|
||||
current-context = "kubelet-context";
|
||||
}];
|
||||
});
|
||||
|
||||
test = ''
|
||||
$kubernetes->execute("docker load < ${kubectlImage}");
|
||||
$kubernetes->waitUntilSucceeds("kubectl create -f ${kubectlPod} || kubectl apply -f ${kubectlPod}");
|
||||
$kubernetes->waitUntilSucceeds("kubectl get pod kubectl | grep Running");
|
||||
|
||||
# FIXME: this test fails, for some reason it can not reach host ip address
|
||||
$kubernetes->succeed("kubectl exec -ti kubectl -- kubectl --kubeconfig=/kubeconfig.json version");
|
||||
'';
|
||||
in makeTest {
|
||||
name = "kubernetes-singlenode-kubectl";
|
||||
|
||||
nodes = {
|
||||
kubernetes =
|
||||
{ config, pkgs, lib, nodes, ... }:
|
||||
{
|
||||
virtualisation.memorySize = 768;
|
||||
virtualisation.diskSize = 4096;
|
||||
|
||||
programs.bash.enableCompletion = true;
|
||||
environment.systemPackages = with pkgs; [ netcat bind ];
|
||||
|
||||
services.kubernetes.roles = ["master" "node"];
|
||||
services.kubernetes.apiserver.securePort = 4443;
|
||||
services.kubernetes.dns.port = 4453;
|
||||
services.kubernetes.clusterCidr = "10.0.0.0/8";
|
||||
virtualisation.docker.extraOptions = "--iptables=false --ip-masq=false -b cbr0";
|
||||
|
||||
networking.interfaces.eth1.ip4 = mkForce [{address = "192.168.1.1"; prefixLength = 24;}];
|
||||
networking.primaryIPAddress = mkForce "192.168.1.1";
|
||||
networking.bridges.cbr0.interfaces = [];
|
||||
networking.interfaces.cbr0 = {};
|
||||
|
||||
services.dnsmasq.enable = true;
|
||||
services.dnsmasq.servers = ["/${config.services.kubernetes.dns.domain}/127.0.0.1#4453"];
|
||||
};
|
||||
};
|
||||
|
||||
testScript = ''
|
||||
startAll;
|
||||
|
||||
${test}
|
||||
'';
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user