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Add support for the Akamai(Linode) platform Signed-off-by: Evan Johnson <ejohnson@akamai.com> Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>
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206 changes: 206 additions & 0 deletions
206
internal/app/machined/pkg/runtime/v1alpha1/platform/akamai/akamai.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,206 @@ | ||
| // 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/. | ||
|
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| // Package akamai contains the Akamai implementation of the [platform.Platform]. | ||
| package akamai | ||
|
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "net/netip" | ||
| "strconv" | ||
| "strings" | ||
|
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| "github.com/cosi-project/runtime/pkg/state" | ||
| akametadata "github.com/linode/go-metadata" | ||
| "github.com/siderolabs/go-procfs/procfs" | ||
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| "github.com/siderolabs/talos/internal/app/machined/pkg/runtime" | ||
| "github.com/siderolabs/talos/internal/app/machined/pkg/runtime/v1alpha1/platform/internal/netutils" | ||
| "github.com/siderolabs/talos/pkg/machinery/constants" | ||
| "github.com/siderolabs/talos/pkg/machinery/nethelpers" | ||
| "github.com/siderolabs/talos/pkg/machinery/resources/network" | ||
| runtimeres "github.com/siderolabs/talos/pkg/machinery/resources/runtime" | ||
| ) | ||
|
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| // Akamai is the concrete type that implements the platform.Platform interface. | ||
| type Akamai struct{} | ||
|
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| // Name implements the platform.Platform interface. | ||
| func (a *Akamai) Name() string { | ||
| return "akamai" | ||
| } | ||
|
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| // ParseMetadata converts Akamai platform metadata into platform network config. | ||
| func (a *Akamai) ParseMetadata(metadata *akametadata.InstanceData, interfaceAddresses *akametadata.NetworkData) (*runtime.PlatformNetworkConfig, error) { | ||
| networkConfig := &runtime.PlatformNetworkConfig{} | ||
|
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| if metadata.Label != "" { | ||
| hostnameSpec := network.HostnameSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| } | ||
|
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| if err := hostnameSpec.ParseFQDN(metadata.Label); err != nil { | ||
| return nil, err | ||
| } | ||
|
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| networkConfig.Hostnames = append(networkConfig.Hostnames, hostnameSpec) | ||
| } | ||
|
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| publicIPs := make([]string, 0, len(interfaceAddresses.IPv4.Public)+len(interfaceAddresses.IPv6.Ranges)) | ||
|
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| // external IP | ||
| for _, iface := range interfaceAddresses.IPv4.Public { | ||
| publicIPs = append(publicIPs, iface.Addr().String()) | ||
| networkConfig.Addresses = append(networkConfig.Addresses, | ||
| network.AddressSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| LinkName: "eth0", | ||
| Address: iface, | ||
| Scope: nethelpers.ScopeGlobal, | ||
| Flags: nethelpers.AddressFlags(nethelpers.AddressPermanent), | ||
| Family: nethelpers.FamilyInet4, | ||
| }, | ||
| ) | ||
| } | ||
|
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| for _, iface := range interfaceAddresses.IPv4.Private { | ||
| networkConfig.Addresses = append(networkConfig.Addresses, | ||
| network.AddressSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| LinkName: "eth0", | ||
| Address: iface, | ||
| Scope: nethelpers.ScopeGlobal, | ||
| Flags: nethelpers.AddressFlags(nethelpers.AddressPermanent), | ||
| Family: nethelpers.FamilyInet4, | ||
| }, | ||
| ) | ||
| } | ||
|
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| for _, iface := range interfaceAddresses.IPv6.Ranges { | ||
| publicIPs = append(publicIPs, iface.Addr().String()) | ||
|
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| networkConfig.Addresses = append(networkConfig.Addresses, | ||
| network.AddressSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| LinkName: "eth0", | ||
| Address: iface, | ||
| Scope: nethelpers.ScopeGlobal, | ||
| Flags: nethelpers.AddressFlags(nethelpers.AddressManagementTemp), | ||
| Family: nethelpers.FamilyInet6, | ||
| }, | ||
| ) | ||
| } | ||
|
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| networkConfig.Addresses = append(networkConfig.Addresses, | ||
| network.AddressSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| LinkName: "eth0", | ||
| Address: interfaceAddresses.IPv6.LinkLocal, | ||
| Scope: nethelpers.ScopeLink, | ||
| Family: nethelpers.FamilyInet6, | ||
| }, | ||
| ) | ||
|
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| ipv6gw, err := netip.ParseAddr(strings.Split(interfaceAddresses.IPv6.LinkLocal.String(), ":")[0] + "::1") | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| route := network.RouteSpecSpec{ | ||
| ConfigLayer: network.ConfigPlatform, | ||
| Gateway: ipv6gw, | ||
| OutLinkName: "eth0", | ||
| Destination: interfaceAddresses.IPv6.LinkLocal, | ||
| Table: nethelpers.TableMain, | ||
| Protocol: nethelpers.ProtocolStatic, | ||
| Type: nethelpers.TypeUnicast, | ||
| Family: nethelpers.FamilyInet6, | ||
| Priority: 1024, | ||
| } | ||
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| route.Normalize() | ||
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| networkConfig.Routes = append(networkConfig.Routes, route) | ||
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| for _, ipStr := range publicIPs { | ||
| if ip, err := netip.ParseAddr(ipStr); err == nil { | ||
| networkConfig.ExternalIPs = append(networkConfig.ExternalIPs, ip) | ||
| } | ||
| } | ||
|
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| networkConfig.Metadata = &runtimeres.PlatformMetadataSpec{ | ||
| Platform: a.Name(), | ||
| Hostname: metadata.Label, | ||
| Region: metadata.Region, | ||
| InstanceType: metadata.Type, | ||
| InstanceID: strconv.Itoa(metadata.ID), | ||
| ProviderID: fmt.Sprintf("linode://%d", metadata.ID), | ||
| } | ||
|
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| return networkConfig, nil | ||
| } | ||
|
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| // Configuration implements the platform.Platform interface. | ||
| func (a *Akamai) Configuration(ctx context.Context, r state.State) ([]byte, error) { | ||
| if err := netutils.Wait(ctx, r); err != nil { | ||
| return nil, err | ||
| } | ||
|
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| metadataClient, err := akametadata.NewClient(ctx) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("new metadata client: %w", err) | ||
| } | ||
|
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| userData, err := metadataClient.GetUserData(ctx) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("get user data: %w", err) | ||
| } | ||
|
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| return []byte(userData), err | ||
| } | ||
|
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| // Mode implements the platform.Platform interface. | ||
| func (a *Akamai) Mode() runtime.Mode { | ||
| return runtime.ModeCloud | ||
| } | ||
|
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| // KernelArgs implements the runtime.Platform interface. | ||
| func (a *Akamai) KernelArgs(string) procfs.Parameters { | ||
| return []*procfs.Parameter{ | ||
| procfs.NewParameter("console").Append("ttyS0").Append("tty0").Append("tty1"), | ||
| procfs.NewParameter(constants.KernelParamNetIfnames).Append("0"), | ||
| } | ||
| } | ||
|
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| // NetworkConfiguration implements the runtime.Platform interface. | ||
| func (a *Akamai) NetworkConfiguration(ctx context.Context, _ state.State, ch chan<- *runtime.PlatformNetworkConfig) error { | ||
| metadataClient, err := akametadata.NewClient(ctx) | ||
| if err != nil { | ||
| return fmt.Errorf("new metadata client: %w", err) | ||
| } | ||
|
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| metadata, err := metadataClient.GetInstance(ctx) | ||
| if err != nil { | ||
| return fmt.Errorf("get instance data: %w", err) | ||
| } | ||
|
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| metadataNetworkConfig, err := metadataClient.GetNetwork(ctx) | ||
| if err != nil { | ||
| return fmt.Errorf("get network data: %w", err) | ||
| } | ||
|
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| networkConfig, err := a.ParseMetadata(metadata, metadataNetworkConfig) | ||
| if err != nil { | ||
| return fmt.Errorf("parse metadata: %w", err) | ||
| } | ||
|
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| select { | ||
| case ch <- networkConfig: | ||
| case <-ctx.Done(): | ||
| return ctx.Err() | ||
| } | ||
|
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| return nil | ||
| } |
48 changes: 48 additions & 0 deletions
48
internal/app/machined/pkg/runtime/v1alpha1/platform/akamai/akamai_test.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| // 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/. | ||
|
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| package akamai_test | ||
|
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| import ( | ||
| _ "embed" | ||
| "encoding/json" | ||
| "testing" | ||
|
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| akametadata "github.com/linode/go-metadata" | ||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| "gopkg.in/yaml.v3" | ||
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| "github.com/siderolabs/talos/internal/app/machined/pkg/runtime/v1alpha1/platform/akamai" | ||
| ) | ||
|
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| //go:embed testdata/instance.json | ||
| var rawMetadata []byte | ||
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| //go:embed testdata/network.json | ||
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| var rawNetwork []byte | ||
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| //go:embed testdata/expected.yaml | ||
| var expectedNetworkConfig string | ||
|
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| func TestParseMetadata(t *testing.T) { | ||
| p := &akamai.Akamai{} | ||
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| var metadata akametadata.InstanceData | ||
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| var interfaceConfig akametadata.NetworkData | ||
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| require.NoError(t, json.Unmarshal(rawMetadata, &metadata)) | ||
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| require.NoError(t, json.Unmarshal(rawNetwork, &interfaceConfig)) | ||
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| networkConfig, err := p.ParseMetadata(&metadata, &interfaceConfig) | ||
| require.NoError(t, err) | ||
|
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| marshaled, err := yaml.Marshal(networkConfig) | ||
| require.NoError(t, err) | ||
|
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| assert.Equal(t, expectedNetworkConfig, string(marshaled)) | ||
| } |
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