This is to ensure that there are no projects that try to import `minio/minio/pkg` into their own repo. Any such common packages should go to `https://github.com/minio/pkg`
158 lines
5.2 KiB
Go
158 lines
5.2 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"context"
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"encoding/xml"
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"net/http"
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xhttp "github.com/minio/minio/internal/http"
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"github.com/minio/minio/internal/logger"
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)
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// writeSTSErrorRespone writes error headers
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func writeSTSErrorResponse(ctx context.Context, w http.ResponseWriter, isErrCodeSTS bool, errCode STSErrorCode, errCtxt error) {
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var err STSError
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if isErrCodeSTS {
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err = stsErrCodes.ToSTSErr(errCode)
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}
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if err.Code == "InternalError" || !isErrCodeSTS {
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aerr := getAPIError(APIErrorCode(errCode))
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if aerr.Code != "InternalError" {
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err.Code = aerr.Code
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err.Description = aerr.Description
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err.HTTPStatusCode = aerr.HTTPStatusCode
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}
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}
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// Generate error response.
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stsErrorResponse := STSErrorResponse{}
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stsErrorResponse.Error.Code = err.Code
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stsErrorResponse.RequestID = w.Header().Get(xhttp.AmzRequestID)
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stsErrorResponse.Error.Message = err.Description
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if errCtxt != nil {
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stsErrorResponse.Error.Message = errCtxt.Error()
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}
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var logKind logger.Kind
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switch errCode {
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case ErrSTSInternalError, ErrSTSNotInitialized:
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logKind = logger.Minio
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default:
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logKind = logger.All
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}
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logger.LogIf(ctx, errCtxt, logKind)
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encodedErrorResponse := encodeResponse(stsErrorResponse)
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writeResponse(w, err.HTTPStatusCode, encodedErrorResponse, mimeXML)
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}
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// STSError structure
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type STSError struct {
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Code string
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Description string
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HTTPStatusCode int
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}
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// STSErrorResponse - error response format
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type STSErrorResponse struct {
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XMLName xml.Name `xml:"https://sts.amazonaws.com/doc/2011-06-15/ ErrorResponse" json:"-"`
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Error struct {
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Type string `xml:"Type"`
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Code string `xml:"Code"`
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Message string `xml:"Message"`
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} `xml:"Error"`
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RequestID string `xml:"RequestId"`
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}
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// STSErrorCode type of error status.
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type STSErrorCode int
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//go:generate stringer -type=STSErrorCode -trimprefix=Err $GOFILE
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// Error codes, non exhaustive list - http://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithSAML.html
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const (
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ErrSTSNone STSErrorCode = iota
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ErrSTSAccessDenied
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ErrSTSMissingParameter
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ErrSTSInvalidParameterValue
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ErrSTSWebIdentityExpiredToken
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ErrSTSClientGrantsExpiredToken
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ErrSTSInvalidClientGrantsToken
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ErrSTSMalformedPolicyDocument
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ErrSTSNotInitialized
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ErrSTSInternalError
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)
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type stsErrorCodeMap map[STSErrorCode]STSError
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func (e stsErrorCodeMap) ToSTSErr(errCode STSErrorCode) STSError {
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apiErr, ok := e[errCode]
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if !ok {
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return e[ErrSTSInternalError]
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}
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return apiErr
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}
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// error code to STSError structure, these fields carry respective
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// descriptions for all the error responses.
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var stsErrCodes = stsErrorCodeMap{
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ErrSTSAccessDenied: {
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Code: "AccessDenied",
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Description: "Generating temporary credentials not allowed for this request.",
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HTTPStatusCode: http.StatusForbidden,
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},
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ErrSTSMissingParameter: {
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Code: "MissingParameter",
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Description: "A required parameter for the specified action is not supplied.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSInvalidParameterValue: {
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Code: "InvalidParameterValue",
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Description: "An invalid or out-of-range value was supplied for the input parameter.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSWebIdentityExpiredToken: {
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Code: "ExpiredToken",
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Description: "The web identity token that was passed is expired or is not valid. Get a new identity token from the identity provider and then retry the request.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSClientGrantsExpiredToken: {
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Code: "ExpiredToken",
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Description: "The client grants that was passed is expired or is not valid. Get a new client grants token from the identity provider and then retry the request.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSInvalidClientGrantsToken: {
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Code: "InvalidClientGrantsToken",
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Description: "The client grants token that was passed could not be validated by MinIO.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSMalformedPolicyDocument: {
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Code: "MalformedPolicyDocument",
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Description: "The request was rejected because the policy document was malformed.",
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HTTPStatusCode: http.StatusBadRequest,
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},
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ErrSTSNotInitialized: {
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Code: "STSNotInitialized",
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Description: "STS API not initialized, please try again.",
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HTTPStatusCode: http.StatusServiceUnavailable,
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},
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ErrSTSInternalError: {
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Code: "InternalError",
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Description: "We encountered an internal error generating credentials, please try again.",
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HTTPStatusCode: http.StatusInternalServerError,
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},
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}
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