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linode.go
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linode.go
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/*
Copyright 2021 Upbound Inc.
*/
package clients
import (
"context"
"encoding/json"
"github.com/crossplane/crossplane-runtime/pkg/resource"
"github.com/pkg/errors"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/upbound/upjet/pkg/terraform"
"github.com/linode/provider-linode/apis/v1beta1"
)
const (
// error messages
errNoProviderConfig = "no providerConfigRef provided"
errGetProviderConfig = "cannot get referenced ProviderConfig"
errTrackUsage = "cannot track ProviderConfig usage"
errExtractCredentials = "cannot extract credentials"
errUnmarshalCredentials = "cannot unmarshal linode credentials as JSON"
)
const (
keyToken = "token"
keyURL = "url"
)
// TerraformSetupBuilder builds Terraform a terraform.SetupFn function which
// returns Terraform provider setup configuration
func TerraformSetupBuilder(version, providerSource, providerVersion string) terraform.SetupFn {
return func(ctx context.Context, client client.Client, mg resource.Managed) (terraform.Setup, error) {
ps := terraform.Setup{
Version: version,
Requirement: terraform.ProviderRequirement{
Source: providerSource,
Version: providerVersion,
},
}
configRef := mg.GetProviderConfigReference()
if configRef == nil {
return ps, errors.New(errNoProviderConfig)
}
pc := &v1beta1.ProviderConfig{}
if err := client.Get(ctx, types.NamespacedName{Name: configRef.Name}, pc); err != nil {
return ps, errors.Wrap(err, errGetProviderConfig)
}
t := resource.NewProviderConfigUsageTracker(client, &v1beta1.ProviderConfigUsage{})
if err := t.Track(ctx, mg); err != nil {
return ps, errors.Wrap(err, errTrackUsage)
}
data, err := resource.CommonCredentialExtractor(ctx, pc.Spec.Credentials.Source, client, pc.Spec.Credentials.CommonCredentialSelectors)
if err != nil {
return ps, errors.Wrap(err, errExtractCredentials)
}
creds := map[string]string{}
if err := json.Unmarshal(data, &creds); err != nil {
return ps, errors.Wrap(err, errUnmarshalCredentials)
}
// set provider configuration
ps.Configuration = map[string]any{}
if v, ok := creds[keyToken]; ok {
ps.Configuration[keyToken] = v
}
if v, ok := creds[keyURL]; ok {
ps.Configuration[keyURL] = v
}
return ps, nil
}
}