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Add IPv6 apiMetadataSource #110

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Merged
Tomy2e merged 1 commit into from
Jul 15, 2026
Merged

Add IPv6 apiMetadataSource #110

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17 changes: 11 additions & 6 deletions pkg/scaleway/metadata.go
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Original file line number Diff line number Diff line change
Expand Up @@ -15,12 +15,15 @@ import (
)

const (
metadataAPIURL = "http://169.254.42.42/conf?format=json"
metadataRequestTimeout = 10 * time.Second
cloudInitDataFile = "/run/cloud-init/instance-data.json"
)

var metadataSources = []metadataSource{cloudInitMetadataSource{}, apiMetadataSource{}}
var metadataSources = []metadataSource{
cloudInitMetadataSource{},
apiMetadataSource{apiURL: "http://169.254.42.42/conf?format=json"},
apiMetadataSource{apiURL: "http://[fd00:42::42]/conf?format=json"},
}

// GetMetadata gets metadata of the instance that runs this function. It tries
// each metadata source successively (cloud-init, api) until one responds successfully.
Expand All @@ -44,15 +47,17 @@ type metadataSource interface {
}

// apiMetadataSource retrieves Instance metadata from the Instance metadata API.
type apiMetadataSource struct{}
type apiMetadataSource struct {
apiURL string
}

func (apiMetadataSource) Get() (m *instance.Metadata, err error) {
func (src apiMetadataSource) Get() (m *instance.Metadata, err error) {
ctx, cancel := context.WithTimeout(context.TODO(), metadataRequestTimeout)
defer cancel()

req, err := http.NewRequestWithContext(ctx, http.MethodGet, metadataAPIURL, nil)
req, err := http.NewRequestWithContext(ctx, http.MethodGet, src.apiURL, nil)
if err != nil {
return nil, fmt.Errorf("failed to create metadata request")
return nil, fmt.Errorf("failed to create metadata request: %w", err)
}

resp, err := http.DefaultClient.Do(req)
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