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parameterStorage.go
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parameterStorage.go
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package parameters
import (
"fmt"
"strings"
"get.porter.sh/porter/pkg/config"
"get.porter.sh/porter/pkg/secrets"
secretplugins "get.porter.sh/porter/pkg/secrets/pluginstore"
"get.porter.sh/porter/pkg/storage"
cnabsecrets "github.com/cnabio/cnab-go/secrets"
"github.com/cnabio/cnab-go/secrets/host"
"github.com/cnabio/cnab-go/valuesource"
"github.com/hashicorp/go-multierror"
"github.com/pkg/errors"
)
type ParametersStore = Store
type SecretsStore = cnabsecrets.Store
var _ ParameterProvider = &ParameterStorage{}
// ParameterStorage provides access to parameter sets by instantiating plugins that
// implement CRUD storage.
type ParameterStorage struct {
*config.Config
ParametersStore
SecretsStore
}
func NewParameterStorage(storage *storage.Manager) *ParameterStorage {
paramStore := NewParameterStore(storage)
return &ParameterStorage{
Config: storage.Config,
ParametersStore: paramStore,
SecretsStore: secrets.NewSecretStore(secretplugins.NewStore(storage.Config)),
}
}
func (s ParameterStorage) ResolveAll(params ParameterSet) (valuesource.Set, error) {
resolvedParams := make(valuesource.Set)
var resolveErrors error
for _, param := range params.Parameters {
value, err := s.Resolve(param.Source.Key, param.Source.Value)
if err != nil {
resolveErrors = multierror.Append(resolveErrors, errors.Wrapf(err, "unable to resolve parameter %s.%s from %s %s", params.Name, param.Name, param.Source.Key, param.Source.Value))
}
resolvedParams[param.Name] = value
}
return resolvedParams, resolveErrors
}
func (s ParameterStorage) Validate(params ParameterSet) error {
validSources := []string{secrets.SourceSecret, host.SourceValue, host.SourceEnv, host.SourcePath, host.SourceCommand}
var errors error
for _, cs := range params.Parameters {
valid := false
for _, validSource := range validSources {
if cs.Source.Key == validSource {
valid = true
break
}
}
if valid == false {
errors = multierror.Append(errors, fmt.Errorf(
"%s is not a valid source. Valid sources are: %s",
cs.Source.Key,
strings.Join(validSources, ", "),
))
}
}
return errors
}