open-vault/builtin/logical/aws/path_policy.go

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2015-03-20 16:59:48 +00:00
package aws
import (
"bytes"
"encoding/base64"
"encoding/json"
"fmt"
"github.com/hashicorp/vault/logical"
"github.com/hashicorp/vault/logical/framework"
)
func pathPolicy() *framework.Path {
return &framework.Path{
Pattern: `policy/(?P<name>\w+)`,
Fields: map[string]*framework.FieldSchema{
"name": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Name of the policy",
},
"policy": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Policy document, base64 encoded.",
},
},
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.WriteOperation: pathPolicyWrite,
},
}
}
func pathPolicyWrite(
req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
// Decode and compact the policy. AWS requires a JSON-compacted policy
// because it mustn't contain newlines.
var policyBuf bytes.Buffer
policyRaw, err := base64.StdEncoding.DecodeString(d.Get("policy").(string))
if err != nil {
return logical.ErrorResponse(fmt.Sprintf(
"Error decoding policy base64: %s", err)), nil
}
if err := json.Compact(&policyBuf, []byte(policyRaw)); err != nil {
return logical.ErrorResponse(fmt.Sprintf(
"Error compacting policy: %s", err)), nil
}
// Write the policy into storage
err = req.Storage.Put(&logical.StorageEntry{
Key: "policy/" + d.Get("name").(string),
Value: policyBuf.Bytes(),
})
if err != nil {
return nil, err
}
return nil, nil
}