buildr/modules/helpers/vault/vault.go

34 lines
784 B
Go

package vault
import (
"errors"
"github.com/zclconf/go-cty/cty"
"github.com/zclconf/go-cty/cty/function"
)
func FromVault(getter VaultGetter) function.Function {
return function.New(&function.Spec{
Description: "Get value from vault",
Params: []function.Parameter{
{
Name: "vaultKey",
Description: "Key for lookup in vault",
Type: cty.String,
},
},
Type: function.StaticReturnType(cty.String),
Impl: func(args []cty.Value, retType cty.Type) (cty.Value, error) {
if getter == nil {
return cty.StringVal(""), errors.New("vault is not initialized - cannot read value")
}
val, err := getter.GetValue(args[0].AsString())
if err != nil {
return cty.Value{}, err
}
return cty.StringVal(string(val)), nil
},
})
}