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Generate deterministic IQN and NQN files based on `machine-id`. Fixes: #10009 Signed-off-by: Noel Georgi <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| // This Source Code Form is subject to the terms of the Mozilla Public | ||
| // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| // file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
|
|
||
| package files | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| "github.com/cosi-project/runtime/pkg/controller" | ||
| "github.com/cosi-project/runtime/pkg/safe" | ||
| "github.com/cosi-project/runtime/pkg/state" | ||
| "github.com/siderolabs/gen/optional" | ||
| "go.uber.org/zap" | ||
|
|
||
| clusteradapter "github.com/siderolabs/talos/internal/app/machined/pkg/adapters/cluster" | ||
| runtimetalos "github.com/siderolabs/talos/internal/app/machined/pkg/runtime" | ||
| "github.com/siderolabs/talos/pkg/machinery/constants" | ||
| "github.com/siderolabs/talos/pkg/machinery/resources/cluster" | ||
| "github.com/siderolabs/talos/pkg/machinery/resources/files" | ||
| ) | ||
|
|
||
| // IQNController creates an EtcFileSpec for the iSCSI Qualified Name (IQN) file. | ||
| type IQNController struct { | ||
| V1Alpha1Mode runtimetalos.Mode | ||
| } | ||
|
|
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| // Name implements controller.Controller interface. | ||
| func (ctrl *IQNController) Name() string { | ||
| return "files.IQNController" | ||
| } | ||
|
|
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| // Inputs implements controller.Controller interface. | ||
| func (ctrl *IQNController) Inputs() []controller.Input { | ||
| return []controller.Input{ | ||
| { | ||
| Namespace: cluster.NamespaceName, | ||
| Type: cluster.IdentityType, | ||
| ID: optional.Some(cluster.LocalIdentity), | ||
| Kind: controller.InputWeak, | ||
| }, | ||
| } | ||
| } | ||
|
|
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| // Outputs implements controller.Controller interface. | ||
| func (ctrl *IQNController) Outputs() []controller.Output { | ||
| return []controller.Output{ | ||
| { | ||
| Type: files.EtcFileSpecType, | ||
| Kind: controller.OutputShared, | ||
| }, | ||
| } | ||
| } | ||
|
|
||
| // Run implements controller.Controller interface. | ||
| func (ctrl *IQNController) Run(ctx context.Context, r controller.Runtime, _ *zap.Logger) error { | ||
| // Skip the controller if we're running in a container. | ||
| if ctrl.V1Alpha1Mode == runtimetalos.ModeContainer { | ||
| return nil | ||
| } | ||
|
|
||
| for { | ||
| select { | ||
| case <-ctx.Done(): | ||
| return nil | ||
| case <-r.EventCh(): | ||
| } | ||
|
|
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| // get the local node identity | ||
| localIdentity, err := safe.ReaderGetByID[*cluster.Identity](ctx, r, cluster.LocalIdentity) | ||
| if err != nil { | ||
| if state.IsNotFoundError(err) { | ||
| continue | ||
| } | ||
|
|
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| return fmt.Errorf("failed to get machine-id etcfile status: %w", err) | ||
| } | ||
|
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| machineID, err := clusteradapter.IdentitySpec(localIdentity.TypedSpec()).ConvertMachineID() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to convert identity to machine ID: %w", err) | ||
| } | ||
|
|
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| if err := safe.WriterModify(ctx, r, files.NewEtcFileSpec(files.NamespaceName, "iscsi/initiatorname.iscsi"), | ||
| func(r *files.EtcFileSpec) error { | ||
| spec := r.TypedSpec() | ||
|
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| // Fri Nov 3 16:19:12 2017 -0700 is the date of the first commit in the talos repository. | ||
| spec.Contents = []byte(fmt.Sprintf("InitiatorName=iqn.2017.11.dev.talos:%s\n", machineID)) | ||
| spec.Mode = 0o600 | ||
| spec.SelinuxLabel = constants.EtcSelinuxLabel | ||
|
|
||
| return nil | ||
| }); err != nil { | ||
| return fmt.Errorf("error modifying resource: %w", err) | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| // This Source Code Form is subject to the terms of the Mozilla Public | ||
| // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| // file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
|
|
||
| package files | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| "github.com/cosi-project/runtime/pkg/controller" | ||
| "github.com/cosi-project/runtime/pkg/safe" | ||
| "github.com/cosi-project/runtime/pkg/state" | ||
| "github.com/google/uuid" | ||
| "github.com/siderolabs/gen/optional" | ||
| "go.uber.org/zap" | ||
|
|
||
| clusteradapter "github.com/siderolabs/talos/internal/app/machined/pkg/adapters/cluster" | ||
| runtimetalos "github.com/siderolabs/talos/internal/app/machined/pkg/runtime" | ||
| "github.com/siderolabs/talos/pkg/machinery/constants" | ||
| "github.com/siderolabs/talos/pkg/machinery/resources/cluster" | ||
| "github.com/siderolabs/talos/pkg/machinery/resources/files" | ||
| ) | ||
|
|
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| // NQNController creates an EtcFileSpec for the NVMe Qualified Name (NQN) and HostID file. | ||
| type NQNController struct { | ||
| V1Alpha1Mode runtimetalos.Mode | ||
| } | ||
|
|
||
| // Name implements controller.Controller interface. | ||
| func (ctrl *NQNController) Name() string { | ||
| return "files.NQNController" | ||
| } | ||
|
|
||
| // Inputs implements controller.Controller interface. | ||
| func (ctrl *NQNController) Inputs() []controller.Input { | ||
| return []controller.Input{ | ||
| { | ||
| Namespace: cluster.NamespaceName, | ||
| Type: cluster.IdentityType, | ||
| ID: optional.Some(cluster.LocalIdentity), | ||
| Kind: controller.InputWeak, | ||
| }, | ||
| } | ||
| } | ||
|
|
||
| // Outputs implements controller.Controller interface. | ||
| func (ctrl *NQNController) Outputs() []controller.Output { | ||
| return []controller.Output{ | ||
| { | ||
| Type: files.EtcFileSpecType, | ||
| Kind: controller.OutputShared, | ||
| }, | ||
| } | ||
| } | ||
|
|
||
| // Run implements controller.Controller interface. | ||
| // | ||
| //nolint:gocyclo | ||
| func (ctrl *NQNController) Run(ctx context.Context, r controller.Runtime, _ *zap.Logger) error { | ||
| // Skip the controller if we're running in a container. | ||
| if ctrl.V1Alpha1Mode == runtimetalos.ModeContainer { | ||
| return nil | ||
| } | ||
|
|
||
| for { | ||
| select { | ||
| case <-ctx.Done(): | ||
| return nil | ||
| case <-r.EventCh(): | ||
| } | ||
|
|
||
| // get the local node identity | ||
| localIdentity, err := safe.ReaderGetByID[*cluster.Identity](ctx, r, cluster.LocalIdentity) | ||
| if err != nil { | ||
| if state.IsNotFoundError(err) { | ||
| continue | ||
| } | ||
|
|
||
| return fmt.Errorf("failed to get machine-id etcfile status: %w", err) | ||
| } | ||
|
|
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| machineID, err := clusteradapter.IdentitySpec(localIdentity.TypedSpec()).ConvertMachineID() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to convert identity to machine ID: %w", err) | ||
| } | ||
|
|
||
| hostID, err := uuid.FromBytes(machineID[:16]) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to convert machine-id to UUID: %w", err) | ||
| } | ||
|
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| if err := safe.WriterModify(ctx, r, files.NewEtcFileSpec(files.NamespaceName, "nvme/hostid"), | ||
| func(r *files.EtcFileSpec) error { | ||
| spec := r.TypedSpec() | ||
|
|
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| spec.Contents = []byte(hostID.String()) | ||
| spec.Mode = 0o600 | ||
| spec.SelinuxLabel = constants.EtcSelinuxLabel | ||
|
|
||
| return nil | ||
| }); err != nil { | ||
| return fmt.Errorf("error modifying resource: %w", err) | ||
| } | ||
|
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| if err := safe.WriterModify(ctx, r, files.NewEtcFileSpec(files.NamespaceName, "nvme/hostnqn"), | ||
| func(r *files.EtcFileSpec) error { | ||
| spec := r.TypedSpec() | ||
|
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| // Fri Nov 3 16:19:12 2017 -0700 is the date of the first commit in the talos repository. | ||
| spec.Contents = []byte(fmt.Sprintf("nqn.2017.11.dev.talos:uuid:%s", hostID.String())) | ||
| spec.Mode = 0o600 | ||
| spec.SelinuxLabel = constants.EtcSelinuxLabel | ||
|
|
||
| return nil | ||
| }); err != nil { | ||
| return fmt.Errorf("error modifying resource: %w", err) | ||
| } | ||
| } | ||
| } |
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