packer-cn/hcl2template/function/vault.go

32 lines
666 B
Go

package function
import (
"github.com/zclconf/go-cty/cty"
"github.com/zclconf/go-cty/cty/function"
commontpl "github.com/hashicorp/packer/common/template"
)
// VaultFunc constructs a function that retrieves KV secrets from HC vault
var VaultFunc = function.New(&function.Spec{
Params: []function.Parameter{
{
Name: "path",
Type: cty.String,
},
{
Name: "key",
Type: cty.String,
},
},
Type: function.StaticReturnType(cty.String),
Impl: func(args []cty.Value, retType cty.Type) (cty.Value, error) {
path := args[0].AsString()
key := args[1].AsString()
val, err := commontpl.Vault(path, key)
return cty.StringVal(val), err
},
})