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Merge pull request #1487 from Luap99/remove-deps1
Remove github.com/docker/distribution/registry/client package
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,148 @@ | ||
| // Code below is taken from https://github.com/distribution/distribution/blob/a4d9db5a884b70be0c96dd6a7a9dbef4f2798c51/registry/client/errors.go | ||
| // Copyright 2022 github.com/distribution/distribution authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package docker | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "errors" | ||
| "fmt" | ||
| "io" | ||
| "io/ioutil" | ||
| "net/http" | ||
|
|
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| "github.com/docker/distribution/registry/api/errcode" | ||
| dockerChallenge "github.com/docker/distribution/registry/client/auth/challenge" | ||
| ) | ||
|
|
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| // errNoErrorsInBody is returned when an HTTP response body parses to an empty | ||
| // errcode.Errors slice. | ||
| var errNoErrorsInBody = errors.New("no error details found in HTTP response body") | ||
|
|
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| // unexpectedHTTPStatusError is returned when an unexpected HTTP status is | ||
| // returned when making a registry api call. | ||
| type unexpectedHTTPStatusError struct { | ||
| Status string | ||
| } | ||
|
|
||
| func (e *unexpectedHTTPStatusError) Error() string { | ||
| return fmt.Sprintf("received unexpected HTTP status: %s", e.Status) | ||
| } | ||
|
|
||
| // unexpectedHTTPResponseError is returned when an expected HTTP status code | ||
| // is returned, but the content was unexpected and failed to be parsed. | ||
| type unexpectedHTTPResponseError struct { | ||
| ParseErr error | ||
| StatusCode int | ||
| Response []byte | ||
| } | ||
|
|
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| func (e *unexpectedHTTPResponseError) Error() string { | ||
| return fmt.Sprintf("error parsing HTTP %d response body: %s: %q", e.StatusCode, e.ParseErr.Error(), string(e.Response)) | ||
| } | ||
|
|
||
| func parseHTTPErrorResponse(statusCode int, r io.Reader) error { | ||
| var errors errcode.Errors | ||
| body, err := ioutil.ReadAll(r) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| // For backward compatibility, handle irregularly formatted | ||
| // messages that contain a "details" field. | ||
| var detailsErr struct { | ||
| Details string `json:"details"` | ||
| } | ||
| err = json.Unmarshal(body, &detailsErr) | ||
| if err == nil && detailsErr.Details != "" { | ||
| switch statusCode { | ||
| case http.StatusUnauthorized: | ||
| return errcode.ErrorCodeUnauthorized.WithMessage(detailsErr.Details) | ||
| case http.StatusTooManyRequests: | ||
| return errcode.ErrorCodeTooManyRequests.WithMessage(detailsErr.Details) | ||
| default: | ||
| return errcode.ErrorCodeUnknown.WithMessage(detailsErr.Details) | ||
| } | ||
| } | ||
|
|
||
| if err := json.Unmarshal(body, &errors); err != nil { | ||
| return &unexpectedHTTPResponseError{ | ||
| ParseErr: err, | ||
| StatusCode: statusCode, | ||
| Response: body, | ||
| } | ||
| } | ||
|
|
||
| if len(errors) == 0 { | ||
| // If there was no error specified in the body, return | ||
| // UnexpectedHTTPResponseError. | ||
| return &unexpectedHTTPResponseError{ | ||
| ParseErr: errNoErrorsInBody, | ||
| StatusCode: statusCode, | ||
| Response: body, | ||
| } | ||
| } | ||
|
|
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| return errors | ||
| } | ||
|
|
||
| func makeErrorList(err error) []error { | ||
| if errL, ok := err.(errcode.Errors); ok { | ||
| return []error(errL) | ||
| } | ||
| return []error{err} | ||
| } | ||
|
|
||
| func mergeErrors(err1, err2 error) error { | ||
| return errcode.Errors(append(makeErrorList(err1), makeErrorList(err2)...)) | ||
| } | ||
|
|
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| // handleErrorResponse returns error parsed from HTTP response for an | ||
| // unsuccessful HTTP response code (in the range 400 - 499 inclusive). An | ||
| // UnexpectedHTTPStatusError returned for response code outside of expected | ||
| // range. | ||
| func handleErrorResponse(resp *http.Response) error { | ||
| if resp.StatusCode >= 400 && resp.StatusCode < 500 { | ||
| // Check for OAuth errors within the `WWW-Authenticate` header first | ||
| // See https://tools.ietf.org/html/rfc6750#section-3 | ||
| for _, c := range dockerChallenge.ResponseChallenges(resp) { | ||
| if c.Scheme == "bearer" { | ||
| var err errcode.Error | ||
| // codes defined at https://tools.ietf.org/html/rfc6750#section-3.1 | ||
| switch c.Parameters["error"] { | ||
| case "invalid_token": | ||
| err.Code = errcode.ErrorCodeUnauthorized | ||
| case "insufficient_scope": | ||
| err.Code = errcode.ErrorCodeDenied | ||
| default: | ||
| continue | ||
| } | ||
| if description := c.Parameters["error_description"]; description != "" { | ||
| err.Message = description | ||
| } else { | ||
| err.Message = err.Code.Message() | ||
| } | ||
|
|
||
| return mergeErrors(err, parseHTTPErrorResponse(resp.StatusCode, resp.Body)) | ||
| } | ||
| } | ||
| err := parseHTTPErrorResponse(resp.StatusCode, resp.Body) | ||
| if uErr, ok := err.(*unexpectedHTTPResponseError); ok && resp.StatusCode == 401 { | ||
| return errcode.ErrorCodeUnauthorized.WithDetail(uErr.Response) | ||
| } | ||
| return err | ||
| } | ||
| return &unexpectedHTTPStatusError{Status: resp.Status} | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| // Code below is taken from https://github.com/distribution/distribution/blob/a4d9db5a884b70be0c96dd6a7a9dbef4f2798c51/registry/client/errors.go | ||
| // Copyright 2022 github.com/distribution/distribution authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package docker | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "io" | ||
| "net/http" | ||
| "strings" | ||
| "testing" | ||
| ) | ||
|
|
||
| type nopCloser struct { | ||
| io.Reader | ||
| } | ||
|
|
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| func (nopCloser) Close() error { return nil } | ||
|
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| func TestHandleErrorResponse401ValidBody(t *testing.T) { | ||
| json := "{\"errors\":[{\"code\":\"UNAUTHORIZED\",\"message\":\"action requires authentication\"}]}" | ||
| response := &http.Response{ | ||
| Status: "401 Unauthorized", | ||
| StatusCode: 401, | ||
| Body: nopCloser{bytes.NewBufferString(json)}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
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| expectedMsg := "unauthorized: action requires authentication" | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } | ||
|
|
||
| func TestHandleErrorResponse401WithInvalidBody(t *testing.T) { | ||
| json := "{invalid json}" | ||
| response := &http.Response{ | ||
| Status: "401 Unauthorized", | ||
| StatusCode: 401, | ||
| Body: nopCloser{bytes.NewBufferString(json)}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
|
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| expectedMsg := "unauthorized: authentication required" | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } | ||
|
|
||
| func TestHandleErrorResponseExpectedStatusCode400ValidBody(t *testing.T) { | ||
| json := "{\"errors\":[{\"code\":\"DIGEST_INVALID\",\"message\":\"provided digest does not match\"}]}" | ||
| response := &http.Response{ | ||
| Status: "400 Bad Request", | ||
| StatusCode: 400, | ||
| Body: nopCloser{bytes.NewBufferString(json)}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
|
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| expectedMsg := "digest invalid: provided digest does not match" | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } | ||
|
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| func TestHandleErrorResponseExpectedStatusCode404EmptyErrorSlice(t *testing.T) { | ||
| json := `{"randomkey": "randomvalue"}` | ||
| response := &http.Response{ | ||
| Status: "404 Not Found", | ||
| StatusCode: 404, | ||
| Body: nopCloser{bytes.NewBufferString(json)}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
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| expectedMsg := `error parsing HTTP 404 response body: no error details found in HTTP response body: "{\"randomkey\": \"randomvalue\"}"` | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } | ||
|
|
||
| func TestHandleErrorResponseExpectedStatusCode404InvalidBody(t *testing.T) { | ||
| json := "{invalid json}" | ||
| response := &http.Response{ | ||
| Status: "404 Not Found", | ||
| StatusCode: 404, | ||
| Body: nopCloser{bytes.NewBufferString(json)}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
|
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| expectedMsg := "error parsing HTTP 404 response body: invalid character 'i' looking for beginning of object key string: \"{invalid json}\"" | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } | ||
|
|
||
| func TestHandleErrorResponseUnexpectedStatusCode501(t *testing.T) { | ||
| response := &http.Response{ | ||
| Status: "501 Not Implemented", | ||
| StatusCode: 501, | ||
| Body: nopCloser{bytes.NewBufferString("{\"Error Encountered\" : \"Function not implemented.\"}")}, | ||
| } | ||
| err := handleErrorResponse(response) | ||
|
|
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| expectedMsg := "received unexpected HTTP status: 501 Not Implemented" | ||
| if !strings.Contains(err.Error(), expectedMsg) { | ||
| t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error()) | ||
| } | ||
| } |
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