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cluster-api-provider-existinginfra's Introduction

NOTICE OF DEPRECATION

This project is being sunsetted/deprecated and will no longer be maintained. If you currently use this provider please get in contact with us via the community slack (see below) or by opening an issue.

If you require a Cluster API provider for existing infrastructure / hosts then take a look at Cluster API Provider for BringYourOwnHost which the CAPI community is getting behind. The BYOH provider is in the process of being donated to kubernetes-sigs and once that completes this repo will be archived

No Maintenance Intended

cluster-api-provider-existinginfra

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A Cluster API v1alpha3 Infrastructure Provider for already-provisioned hosts running Linux. This controller is split out from and used by weaveworks/wksctl.

Environment Variables

In order to use the provider within a management cluster, the following environment variables must be set:

  • NAMESPACE (the namespace in which to deploy cluster components)
  • CONTROL_PLANE_MACHINE_COUNT (how many control plane nodes to create)
  • WORKER_MACHINE_COUNT (how many worker nodes to create)

Machine Pool

Since this provider operates on pre-existing machines, the machine information must be supplied externally. This is done via a secret in the namespace for the cluster. The secret must be named "ip-pool" and contain a JSON document describing the machines in a field called "config". Example:

JSON machine description:

[{"sshUser": "root",
  "sshKey": <KEY (base64-encoded)>,
  "publicIP": <IP>,
  "publicPort": <PORT (string)>",
  "privateIP": <IP>,
  "privatePort": <PORT (string)>"},
 ...
 ]

Secret:

apiVersion: v1
kind: Secret
metadata:
  name: ip-pool
  namespace: demo
type: Opaque
data:
  config: [{"sshUser": "ec2-user", "sshKey": "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", "publicIP": "54.67.75.253", "publicPort": "22", "privateIP": "172.31.12.204", "privatePort": "22"}, {"sshUser": "ec2-user", "sshKey": "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", "publicIP": "54.219.183.94", "publicPort": "22", "privateIP": "172.31.29.183", "privatePort": "22"}, {"sshUser": "ec2-user", "sshKey": "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", "publicIP": "13.56.227.122", "publicPort": "22", "privateIP": "172.31.23.126", "privatePort": "22"}, {"sshUser": "ec2-user", "sshKey": "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", "publicIP": "3.101.67.32", "publicPort": "22", "privateIP": "172.31.27.15", "privatePort": "22"}]


where the config field contains a base64-encoded version of the JSON document.

Getting Help

If you have any questions about, feedback for or problems with cluster-api-provider-existinginfra:

Weaveworks follows the CNCF Code of Conduct. Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by contacting a Weaveworks project maintainer, or Alexis Richardson ([email protected]).

Your feedback is always welcome!

License

Apache 2.0

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cluster-api-provider-existinginfra's Issues

EXISTINGINFRA_CONTROLLER_IMAGE environment variable is not updated

Evidence:

      containers:
      - args:
        - --verbose
        env:
        - name: EXISTINGINFRA_CONTROLLER_IMAGE
          value: docker.io/weaveworks/cluster-api-existinginfra-controller:v0.0.6
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.namespace
        image: docker.io/weaveworks/cluster-api-existinginfra-controller:v0.1.0

I suspect the bug is here:

for _, entry := range env {
if entry.Name == "EXISTINGINFRA_CONTROLLER_IMAGE" {
entry.Value = controllerImageOverride
found = true
}
}

Can't repave original control plane node without a load balancer

It tries to kubeadm join itself, but at this point kubelet is not running and so it fails. With an LB kubeadm join is routed to another control plane node and succeeds.

#44 introduces an error message explaining this.

It might be nice to support this case w/out an LB. Need to add some more logic around the kubeadm join?

Fix golangci-lint failures

As of #3, they are:

pkg/plan/plan.go:899: Function 'processResource' is too long (67 > 60) (funlen)
func (p *Plan) processResource(
pkg/plan/state.go:42: Function 'toPlan' is too long (67 > 60) (funlen)
func (s State) toPlan() Plan {
pkg/plan/runners/ssh/ssh.go:80: Function 'handleSessionIO' is too long (62 > 60) (funlen)
func (c *Client) handleSessionIO(action func(*ssh.Session) error) (string, error) {
pkg/plan/recipe/install_plans.go:66: Function 'BuildCRIPlan' is too long (87 > 60) (funlen)
func BuildCRIPlan(criSpec *existinginfrav1.ContainerRuntime, cfg *envcfg.EnvSpecificConfig, pkgType resource.PkgType) plan.Resource {
pkg/plan/recipe/install_plans.go:157: Function 'BuildK8SPlan' has too many statements (61 > 40) (funlen)
func BuildK8SPlan(kubernetesVersion string, kubeletNodeIP string, seLinuxInstalled, setSELinuxPermissive, disableSwap, lockYUMPkgs bool, pkgType resource.PkgType, cloudProvider string, extraArgs map[string]string) plan.Resource {
pkg/plan/recipe/upgrade_plans.go:21: Function 'BuildUpgradePlan' is too long (90 > 60) (funlen)
func BuildUpgradePlan(pkgType resource.PkgType, k8sVersion string, ntype NodeType) (plan.Resource, error) {
pkg/utilities/manifest/manifest.go:17: Function 'WithNamespace' is too long (65 > 60) (funlen)
func WithNamespace(rc io.ReadCloser, namespace string) ([]byte, error) {
controllers/cluster.weave.works/existinginframachine_controller.go:85: Function 'Reconcile' has too many statements (47 > 40) (funlen)
func (r *ExistingInfraMachineReconciler) Reconcile(req ctrl.Request) (_ ctrl.Result, reterr error) {
controllers/cluster.weave.works/existinginframachine_controller.go:379: Function 'update' has too many statements (78 > 40) (funlen)
func (a *ExistingInfraMachineReconciler) update(ctx context.Context, c *existinginfrav1.ExistingInfraCluster, machine *clusterv1.Machine, eim *existinginfrav1.ExistingInfraMachine) error {
pkg/plan/plan.go:58:2: `dummyPlan` is a global variable (gochecknoglobals)
        dummyPlan    Resource = RegisterResource(&Plan{})
        ^
pkg/plan/plan.go:59:2: `planTypeName` is a global variable (gochecknoglobals)
        planTypeName          = extractResourceTypeName(dummyPlan)
        ^
pkg/plan/plan.go:128:5: `toValidityString` is a global variable (gochecknoglobals)
var toValidityString = map[Validity]string{
    ^
pkg/plan/plan.go:134:5: `toValidityID` is a global variable (gochecknoglobals)
var toValidityID = map[string]Validity{
    ^
pkg/plan/plan.go:165:5: `toReasonString` is a global variable (gochecknoglobals)
var toReasonString = map[InvalidityReason]string{
    ^
pkg/plan/plan.go:175:5: `toReasonID` is a global variable (gochecknoglobals)
var toReasonID = map[string]InvalidityReason{
    ^
pkg/plan/plan.go:408:5: `resourcePackageName` is a global variable (gochecknoglobals)
var resourcePackageName = filepath.Join(reflect.ValueOf(EmptyState).Type().PkgPath(), "resource")
    ^
pkg/plan/plan.go:412:5: `resourceTypes` is a global variable (gochecknoglobals)
var resourceTypes = make(map[string]resourceType)
    ^
pkg/plan/state.go:19:5: `EmptyState` is a global variable (gochecknoglobals)
var EmptyState = State(nil)
    ^
pkg/plan/resource/dir.go:22:5: `protectedDirs` is a global variable (gochecknoglobals)
var protectedDirs = make(map[string]struct{})
    ^
pkg/plan/resource/os.go:104:2: `machineIDParams` is a global variable (gochecknoglobals)
        machineIDParams               = newFactGatheringParams("MachineID", "/etc/machine-id", "/var/lib/dbus/machine-id")
        ^
pkg/plan/resource/os.go:105:2: `sysUuidParams` is a global variable (gochecknoglobals)
        sysUuidParams                 = newFactGatheringParams("SystemUUID", "/sys/class/dmi/id/product_uuid", "/etc/machine-id")
        ^
pkg/plan/resource/os.go:114:5: `gatherFuncs` is a global variable (gochecknoglobals)
var gatherFuncs []GatherFactFunc = []GatherFactFunc{
    ^
pkg/plan/resource/rpm.go:149:5: `undoAction` is a global variable (gochecknoglobals)
var undoAction = func(p *RPM, r plan.Runner, current plan.State, pkgDescription string) error {
    ^
apis/cluster.weave.works/v1alpha3/groupversion_info.go:29:2: `GroupVersion` is a global variable (gochecknoglobals)
        GroupVersion = schema.GroupVersion{Group: "cluster.weave.works", Version: "v1alpha3"}
        ^
apis/cluster.weave.works/v1alpha3/groupversion_info.go:32:2: `SchemeBuilder` is a global variable (gochecknoglobals)
        SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
        ^
apis/cluster.weave.works/v1alpha3/groupversion_info.go:35:2: `AddToScheme` is a global variable (gochecknoglobals)
        AddToScheme = SchemeBuilder.AddToScheme
        ^
apis/baremetalproviderspec/v1alpha1/conversion.go:26:5: `downgradingConversionError` is a global variable (gochecknoglobals)
var downgradingConversionError = errors.New("invalid conversion, downgrading conversions are not supported")
    ^
apis/baremetalproviderspec/v1alpha1/groupversion_info.go:30:2: `GroupVersion` is a global variable (gochecknoglobals)
        GroupVersion = schema.GroupVersion{Group: "baremetalproviderspec", Version: "v1alpha1"}
        ^
apis/baremetalproviderspec/v1alpha1/groupversion_info.go:33:2: `SchemeBuilder` is a global variable (gochecknoglobals)
        SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
        ^
apis/baremetalproviderspec/v1alpha1/groupversion_info.go:36:2: `AddToScheme` is a global variable (gochecknoglobals)
        AddToScheme = SchemeBuilder.AddToScheme
        ^
apis/baremetalproviderspec/v1alpha1/groupversion_info.go:39:2: `localSchemeBuilder` is a global variable (gochecknoglobals)
        localSchemeBuilder = &SchemeBuilder.SchemeBuilder
        ^
pkg/apis/wksprovider/machine/os/os.go:214:5: `osIDRegexp` is a global variable (gochecknoglobals)
var osIDRegexp = regexp.MustCompile("(?m)^ID=(.+)")
    ^
pkg/kubernetes/drain/facade.go:17:5: `DefaultTimeOut` is a global variable (gochecknoglobals)
var DefaultTimeOut = 1 * time.Minute
    ^
main.go:36:2: `scheme` is a global variable (gochecknoglobals)
        scheme   = runtime.NewScheme()
        ^
main.go:37:2: `setupLog` is a global variable (gochecknoglobals)
        setupLog = ctrl.Log.WithName("setup")
        ^
pkg/plan/resource/dir.go:24:1: don't use `init` function (gochecknoinits)
func init() {
^
apis/cluster.weave.works/v1alpha3/existinginfracluster_types.go:127:1: don't use `init` function (gochecknoinits)
func init() {
^
apis/cluster.weave.works/v1alpha3/existinginframachine_types.go:67:1: don't use `init` function (gochecknoinits)
func init() {
^
pkg/plan/resource/service.go:91:62: string `inactive` has 3 occurrences, but such constant `ServiceInactive` already exists (goconst)
        if p.Status == ServiceActive && current.String("status") == "inactive" {
                                                                    ^
pkg/plan/resource/rpm.go:133:2: ifElseChain: rewrite if-else to switch statement (gocritic)
        if diff.CurrentState.IsEmpty() {
        ^
pkg/plan/recipe/install_plans.go:70:2: singleCaseSwitch: should rewrite switch statement to if statement (gocritic)
        switch pkgType {
        ^
controllers/cluster.weave.works/existinginframachine_controller.go:258:88: captLocal: `ID' should not be capitalized (gocritic)
func (a *ExistingInfraMachineReconciler) updateKubeadmJoinSecrets(ctx context.Context, ID string, secret *corev1.Secret) error {
                                                                                       ^
controllers/cluster.weave.works/existinginframachine_controller.go:270:69: captLocal: `ID' should not be capitalized (gocritic)
func (a *ExistingInfraMachineReconciler) token(ctx context.Context, ID string) (string, error) {
                                                                    ^
controllers/cluster.weave.works/existinginframachine_controller.go:283:9: elseif: can replace 'else {if cond {}}' with 'else if cond {}' (gocritic)
        } else {
               ^
controllers/cluster.weave.works/existinginframachine_controller.go:472:4: ifElseChain: rewrite if-else to switch statement (gocritic)
                        if isController {
                        ^
test/plan/testutils/runner_mock.go:5:38: Top level comment should end in a period (godot)
// MockRunner needed for testing plans
                                     ^
test/plan/testutils/runner_mock.go:21:65: Top level comment should end in a period (godot)
//SetRunCommand allows you to configure the output for RunCommand
                                                                ^
test/plan/testutils/runner_mock.go:26:63: Top level comment should end in a period (godot)
//ClearRunCommand undoes any output configured by SetRunCommand
                                                              ^
pkg/plan/plan.go:490:9: `if` block ends with a `return` statement, so drop this `else` and outdent its block (golint)
        } else {
               ^
pkg/plan/plan.go:960:10: `if` block ends with a `return` statement, so drop this `else` and outdent its block (golint)
                } else {
                       ^
pkg/plan/resource/run.go:45:10: `if` block ends with a `return` statement, so drop this `else` and outdent its block (golint)
                } else {
                       ^
pkg/utilities/envcfg/environment_config.go:23:2: don't use underscores in Go names; const FC_bridge_nf_call_iptables should be FCBridgeNfCallIptables (golint)
        FC_bridge_nf_call_iptables = `FileContent--proc-sys-net-bridge-bridge-nf-call-iptables`
        ^
apis/baremetalproviderspec/v1alpha1/conversion.go:28:6: don't use underscores in Go names; func Convert_v1alpha1_APIServer_To_v1alpha3_APIServer should be ConvertV1alpha1APIServerToV1alpha3APIServer (golint)
func Convert_v1alpha1_APIServer_To_v1alpha3_APIServer(_ *APIServer, _ *v1alpha3.APIServer, _ conversion.Scope) error {
     ^
apis/baremetalproviderspec/v1alpha1/conversion.go:33:6: don't use underscores in Go names; func Convert_v1alpha1_ClusterSpec_To_v1alpha3_ClusterSpec should be ConvertV1alpha1ClusterSpecToV1alpha3ClusterSpec (golint)
func Convert_v1alpha1_ClusterSpec_To_v1alpha3_ClusterSpec(in *ClusterSpec, out *v1alpha3.ClusterSpec, s conversion.Scope) error {
     ^
apis/baremetalproviderspec/v1alpha1/conversion.go:38:6: don't use underscores in Go names; func Convert_v1alpha3_ClusterSpec_To_v1alpha1_ClusterSpec should be ConvertV1alpha3ClusterSpecToV1alpha1ClusterSpec (golint)
func Convert_v1alpha3_ClusterSpec_To_v1alpha1_ClusterSpec(_ *v1alpha3.ClusterSpec, _ *ClusterSpec, _ conversion.Scope) error {
     ^
apis/baremetalproviderspec/v1alpha1/conversion.go:43:6: don't use underscores in Go names; func Convert_v1alpha1_MachineSpec_To_v1alpha3_MachineSpec should be ConvertV1alpha1MachineSpecToV1alpha3MachineSpec (golint)
func Convert_v1alpha1_MachineSpec_To_v1alpha3_MachineSpec(in *MachineSpec, out *v1alpha3.MachineSpec, s conversion.Scope) error {
     ^
apis/baremetalproviderspec/v1alpha1/conversion.go:52:6: don't use underscores in Go names; func Convert_v1alpha3_MachineSpec_To_v1alpha1_MachineSpec should be ConvertV1alpha3MachineSpecToV1alpha1MachineSpec (golint)
func Convert_v1alpha3_MachineSpec_To_v1alpha1_MachineSpec(_ *v1alpha3.MachineSpec, _ *MachineSpec, _ conversion.Scope) error {
     ^
controllers/cluster.weave.works/existinginframachine_controller.go:168:1: receiver name a should be consistent with previous receiver name r for ExistingInfraMachineReconciler (golint)
func (a *ExistingInfraMachineReconciler) create(ctx context.Context, installer *os.OS, c *existinginfrav1.ExistingInfraCluster, machine *clusterv1.Machine, eim *existinginfrav1.ExistingInfraMachine) error {
^
controllers/cluster.weave.works/existinginframachine_controller.go:200:1: receiver name a should be consistent with previous receiver name r for ExistingInfraMachineReconciler (golint)
func (a *ExistingInfraMachineReconciler) connectTo(ctx context.Context, c *existinginfrav1.ExistingInfraCluster, m *existinginfrav1.ExistingInfraMachine) (*os.OS, io.Closer, error) {
^
controllers/cluster.weave.works/existinginframachine_controller.go:222:1: receiver name a should be consistent with previous receiver name r for ExistingInfraMachineReconciler (golint)
func (a *ExistingInfraMachineReconciler) sshKey(ctx context.Context) ([]byte, error) {
^
pkg/utilities/ssh/ssh.go:47:10: G106: Use of ssh InsecureIgnoreHostKey should be audited (gosec)
                return ssh.InsecureIgnoreHostKey()
                       ^
pkg/plan/resource/apt.go:96:26: G404: Use of weak random number generator (math/rand instead of crypto/rand) (gosec)
                sleep := time.Duration(rand.Intn(10000)) * time.Millisecond
                                       ^
pkg/plan/resource/file.go:4:2: G501: Blocklisted import crypto/md5: weak cryptographic primitive (gosec)
        "crypto/md5"
        ^
pkg/plan/resource/file.go:63:7: G401: Use of weak cryptographic primitive (gosec)
        h := md5.New()
             ^
pkg/plan/resource/file.go:72:7: G401: Use of weak cryptographic primitive (gosec)
        h := md5.New()
             ^
controllers/cluster.weave.works/existinginframachine_controller.go:66:2: G101: Potential hardcoded credentials (gosec)
        controllerSecret    string = "wks-controller-secrets"
        ^
controllers/cluster.weave.works/existinginframachine_controller.go:922:15: G601: Implicit memory aliasing in for loop. (gosec)
                if isMaster(&node) {
                            ^
pkg/plan/runners/ssh/ssh.go:17:19: struct of size 88 bytes could be of size 80 bytes (maligned)
type ClientParams struct {
                  ^
pkg/utilities/version/version.go:32:40: parseVersion - result 2 (int) is never used (unparam)
func parseVersion(s string) (int, int, int, error) {
                                       ^
pkg/plan/graph.go:15:15: `newGraph` - `cap` is unused (unparam)
func newGraph(cap int) *graph {
              ^
controllers/cluster.weave.works/existinginframachine_controller.go:554:2: `(*ExistingInfraMachineReconciler).performActualUpdate` - `cluster` is unused (unparam)
        cluster *existinginfrav1.ExistingInfraCluster) error {
        ^
pkg/plan/resource/rpm.go:74: unnecessary trailing newline (whitespace)

}
pkg/utilities/manifest/manifest.go:64: unnecessary trailing newline (whitespace)

                } else {
pkg/utilities/manifest/manifest.go:60: unnecessary trailing newline (whitespace)

                        }, "items"); err != nil {
pkg/plan/builder.go:56:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"graph node %s is not a valid resource\", n)" (goerr113)
                err := fmt.Errorf("graph node %s is not a valid resource", n)
                       ^
pkg/plan/builder.go:82:19: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(errs.String())" (goerr113)
                return *b.plan, errors.New(errs.String())
                                ^
pkg/plan/plan.go:284:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"plan: resource %q already in the plan\", id)" (goerr113)
                return fmt.Errorf("plan: resource %q already in the plan", id)
                       ^
pkg/plan/plan.go:677:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Partial undo completed due to the following errors:\\n%s\", formatNestedErrors(errors))" (goerr113)
                return fmt.Errorf("Partial undo completed due to the following errors:\n%s", formatNestedErrors(errors))
                       ^
pkg/plan/plan.go:919:10: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"Failing (Bad Upstream Resource)\")" (goerr113)
                return errors.New("Failing (Bad Upstream Resource)")
                       ^
pkg/plan/state.go:152:16: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"invalid path (key not found): %s\", strings.Join(parts[:i+1], \".\"))" (goerr113)
                        return nil, fmt.Errorf("invalid path (key not found): %s", strings.Join(parts[:i+1], "."))
                                    ^
pkg/plan/state.go:169:15: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"invalid path (key isn't a map): %s\", strings.Join(parts[:i+1], \".\"))" (goerr113)
                return nil, fmt.Errorf("invalid path (key isn't a map): %s", strings.Join(parts[:i+1], "."))
                            ^
pkg/plan/state.go:173:14: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"invalid path (eek!): %s\", path)" (goerr113)
        return nil, fmt.Errorf("invalid path (eek!): %s", path)
                    ^
pkg/plan/state.go:191:16: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"cannot convert %q to bool\", v)" (goerr113)
        return false, fmt.Errorf("cannot convert %q to bool", v)
                      ^
pkg/plan/state.go:215:12: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"cannot convert %q to float64\", v)" (goerr113)
        return 0, fmt.Errorf("cannot convert %q to float64", v)
                  ^
pkg/plan/state.go:233:13: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"cannot convert %q to string\", v)" (goerr113)
        return "", fmt.Errorf("cannot convert %q to string", v)
                   ^
pkg/plan/state.go:251:21: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"cannot convert %q to State\", v)" (goerr113)
        return NewState(), fmt.Errorf("cannot convert %q to State", v)
                           ^
pkg/plan/resource/apt.go:27:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"command %q failed: %v; output: %s\", cmd, err, out)" (goerr113)
                return fmt.Errorf("command %q failed: %v; output: %s", cmd, err, out)
                       ^
pkg/plan/resource/apt.go:36:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"command %q failed: %v; output: %s\", cmd, err, out)" (goerr113)
                return fmt.Errorf("command %q failed: %v; output: %s", cmd, err, out)
                       ^
pkg/plan/resource/apt.go:51:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"command %q failed: %v; output: %s\", cmd, err, out)" (goerr113)
                return fmt.Errorf("command %q failed: %v; output: %s", cmd, err, out)
                       ^
pkg/plan/resource/deb.go:44:17: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"update cache failed: %v\", err)" (goerr113)
                return false, fmt.Errorf("update cache failed: %v", err)
                              ^
pkg/plan/resource/dir.go:53:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"deletion aborted because dir is blacklisted for deletion: %s\", path)" (goerr113)
                return fmt.Errorf("deletion aborted because dir is blacklisted for deletion: %s", path)
                       ^
pkg/plan/resource/dpkg.go:42:15: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"dpkg: command %q failed: %v\", cmd, err)" (goerr113)
                return nil, fmt.Errorf("dpkg: command %q failed: %v", cmd, err)
                            ^
pkg/plan/resource/dpkg.go:52:16: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"cannot parse output line (bad number of fields): %v\", line)" (goerr113)
                        return nil, fmt.Errorf("cannot parse output line (bad number of fields): %v", line)
                                    ^
pkg/plan/resource/file.go:48:27: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Query file %s failed: %v -- %s\", f.Destination, err, output)" (goerr113)
                return plan.EmptyState, fmt.Errorf("Query file %s failed: %v -- %s", f.Destination, err, output)
                                        ^
pkg/plan/resource/rpm.go:90:27: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Query rpm %s failed: %v -- %s\", p.label(), err, output)" (goerr113)
                return plan.EmptyState, fmt.Errorf("Query rpm %s failed: %v -- %s", p.label(), err, output)
                                        ^
pkg/plan/resource/service.go:85:17: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"%s: %s\", output, err.Error())" (goerr113)
                return false, fmt.Errorf("%s: %s", output, err.Error())
                              ^
pkg/plan/resource/service.go:97:17: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"%s: %s\", output, err.Error())" (goerr113)
                return false, fmt.Errorf("%s: %s", output, err.Error())
                              ^
pkg/plan/resource/service.go:111:11: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"%s: %s\", output, err.Error())" (goerr113)
                        return fmt.Errorf("%s: %s", output, err.Error())
                               ^
pkg/apis/wksprovider/machine/os/os.go:64:16: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"No config data for filespec: %v\", file)" (goerr113)
                        return nil, fmt.Errorf("No config data for filespec: %v", file)
                                    ^
pkg/apis/wksprovider/machine/os/os.go:210:15: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"unknown operating system %q\", osID)" (goerr113)
                return nil, fmt.Errorf("unknown operating system %q", osID)
                            ^
pkg/kubernetes/drain/facade.go:39:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"policy group version not found in the API server; eviction is not supported\")" (goerr113)
                return fmt.Errorf("policy group version not found in the API server; eviction is not supported")
                       ^
pkg/kubernetes/drain/facade.go:81:11: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"timed out (after %s) waiting for node %q to be drain\", timeOut, node.Name)" (goerr113)
                        return fmt.Errorf("timed out (after %s) waiting for node %q to be drain", timeOut, node.Name)
                               ^
pkg/kubernetes/drain/facade.go:100:14: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"errors: %v\", errs)" (goerr113)
                return -1, fmt.Errorf("errors: %v", errs) // TODO: improve formatting
                           ^
pkg/utilities/kubeadm/bootstrap_token.go:27:15: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"invalid kubeadm bootstrap token: %s\", token)" (goerr113)
                return nil, fmt.Errorf("invalid kubeadm bootstrap token: %s", token)
                            ^
controllers/cluster.weave.works/existinginfracluster_controller.go:98:25: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"ClusterReconciler#Delete not implemented\")" (goerr113)
                return ctrl.Result{}, errors.New("ClusterReconciler#Delete not implemented")
                                      ^
controllers/cluster.weave.works/existinginframachine_controller.go:362:10: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"there should be at least one master\")" (goerr113)
                return errors.New("there should be at least one master")
                       ^
controllers/cluster.weave.works/existinginframachine_controller.go:464:11: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"Master nodes must be upgraded before worker nodes\")" (goerr113)
                        return errors.New("Master nodes must be upgraded before worker nodes")
                               ^
controllers/cluster.weave.works/existinginframachine_controller.go:693:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Downgrade not supported. Machine version: %s is less than node version: %s\", mVersion, nVersion)" (goerr113)
                return fmt.Errorf("Downgrade not supported. Machine version: %s is less than node version: %s", mVersion, nVersion)
                       ^
controllers/cluster.weave.works/existinginframachine_controller.go:700:10: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Upgrades can only be performed between patch versions of a single minor version or between \"+\n\t\"minor versions differing by no more than 1 - machine version: %s, node version: %s\", mVersion, nVersion)" (goerr113)
                return fmt.Errorf("Upgrades can only be performed between patch versions of a single minor version or between "+
                       ^
controllers/cluster.weave.works/existinginframachine_controller.go:744:15: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"No master found\")" (goerr113)
                return nil, errors.New("No master found")
                            ^
controllers/cluster.weave.works/existinginframachine_controller.go:873:9: err113: do not define dynamic errors, use wrapped static errors instead: "fmt.Errorf(\"Fewer than %d control-plane nodes would be available\", quorum)" (goerr113)
        return fmt.Errorf("Fewer than %d control-plane nodes would be available", quorum)
               ^
controllers/cluster.weave.works/existinginframachine_controller.go:944:14: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"Could not find controller node\")" (goerr113)
        return nil, errors.New("Could not find controller node")
                    ^
controllers/cluster.weave.works/existinginframachine_controller.go:980:13: err113: do not define dynamic errors, use wrapped static errors instead: "errors.New(\"no InternalIP address found\")" (goerr113)
        return "", errors.New("no InternalIP address found")
                   ^
pkg/plan/plan.go:277:23: mnd: Magic number: 16, in <argument> detected (gomnd)
                graph:     newGraph(16),
                                    ^
pkg/plan/resource/apt.go:72:12: mnd: Magic number: 30, in <assign> detected (gomnd)
                Retries: 30,
                         ^
pkg/kubernetes/drain/facade.go:115:36: mnd: Magic number: 5, in <argument> detected (gomnd)
        time.Sleep(min(remainingTime, max(5*time.Second, timeOut/10)))
                                          ^
pkg/utilities/ssh/ssh.go:72:21: mnd: Magic number: 3, in <condition> detected (gomnd)
                if len(fields) != 3 {
                                  ^
pkg/utilities/kubeadm/bootstrap_token.go:48:78: mnd: Magic number: 24, in <argument> detected (gomnd)
                bootstrapapi.BootstrapTokenExpirationKey:       time.Now().Add(time.Hour * 24).Format(time.RFC3339),
                                                                                           ^
pkg/utilities/kubeadm/bootstrap_token.go:24:25: mnd: Magic number: 2, in <condition> detected (gomnd)
        if len(idAndSecret) != 2 {
                               ^
controllers/cluster.weave.works/existinginframachine_controller.go:861:31: mnd: Magic number: 2, in <operation> detected (gomnd)
        quorum := (len(nodes) + 1) / 2
                                     ^
controllers/cluster.weave.works/existinginframachine_controller.go:607:29: mnd: Magic number: 6443, in <assign> detected (gomnd)
                MasterPort:               6443, // TODO: read this dynamically, from somewhere.
                                          ^
main.go:62:23: mnd: Magic number: 9443, in <assign> detected (gomnd)
                Port:               9443,
                                    ^

Add containerd as cri option

Docker has been deprecated as a container runtime since kubernetes 1.20. Add containerd as an option for the cri configuration.

Is this repo maintained anymore?

I really like the idea of this provider as it could be really useful, but there appears to have been no changes or responses to issues and PRs for months. Is it still being maintained or actively worked on?

Race condition in ssh runner

A single buffer is added to two io.MultiWriters

var stdOutErr bytes.Buffer
outWriters := []io.Writer{&stdOutErr}
errWriters := []io.Writer{&stdOutErr}
if c.printOutputs {
outWriters = append(outWriters, os.Stdout)
errWriters = append(errWriters, os.Stderr)
}
stdOutWriter := io.MultiWriter(outWriters...)
stdErrWriter := io.MultiWriter(errWriters...)

which are then written from two goroutines:

go func() {
_, errStdOut = io.Copy(stdOutWriter, stdOutPipe)
syncChan <- true
}()
go func() {
_, errStdErr = io.Copy(stdErrWriter, stdErrPipe)
syncChan <- true
}()

This is the same error fixed at weaveworks/launcher#313

Create automated build system

Which pushes, using Github Actions, the docker image for every commit (maybe even PR?).
Possibly we'd also have a ":main" moving tag (which always need to be re-pulled from wksctl's perspective, or just tag the images with output from git describe or the Git SHA.

For this we need to add the push credentials for the bot to this repo's secrets.

cc @bboreham

Create a kubeconfig secret

The capi controller currently logs these errors:

E0907 10:42:04.090249       1 controller.go:248] controller-runtime/controller "msg"="Reconciler error" "error"="error fetching REST client config for remote cluster: failed to retrieve kubeconfig secret for Cluster weavek8sops/test-multimaster: Secret \"test-multimaster-kubeconfig\" not found" "controller"="machine" "name"="master-3" "namespace"="weavek8sops"

As noted here, we should create a secret containing kubeconfig to connect to the new cluster.

This could be done by the bootstrap controller proposed at #11

Set status on bootstrap master node if none set

When the first node is prepared by wksctl, the ExistingInfraMachine status is not set, but the plan is. When reconciling, the controller will never set that resource ready status, preventing the capi controller from reconciling that machine.

planJSON := planState.ToJSON()
if currentState.ToJSON() == planJSON {
contextLog.Info("Machine and node have matching plans; nothing to do")
return false, nil

$ kubectl get machines
NAMESPACE     NAME           PROVIDERID                                                   PHASE
weavek8sops   master-b3d5c   existingInfra://ip-10-0-194-68.us-west-2.compute.internal    Pending
weavek8sops   master-ny94n   existingInfra://ip-10-0-195-96.us-west-2.compute.internal    Pending
weavek8sops   master-vj22r                                                                Pending
weavek8sops   worker-0cnnv   existingInfra://ip-10-0-130-187.us-west-2.compute.internal   Pending
weavek8sops   worker-4wwcm   existingInfra://ip-10-0-131-199.us-west-2.compute.internal   Pending
weavek8sops   worker-ify5a   existingInfra://ip-10-0-128-18.us-west-2.compute.internal    Pending
weavek8sops   worker-y0bh1   existingInfra://ip-10-0-130-46.us-west-2.compute.internal    Pending
$ kubectl get existinginframachines
NAMESPACE     NAME           READY
weavek8sops   master-b3d5c   true
weavek8sops   master-ny94n   true
weavek8sops   master-vj22r   
weavek8sops   worker-0cnnv   true
weavek8sops   worker-4wwcm   true
weavek8sops   worker-ify5a   true
weavek8sops   worker-y0bh1   true

In this example, master-vj22r was the first (master) machine defined in the machines.yaml.

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