1/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#include "tensorflow/core/framework/versions.h"
17#include "tensorflow/core/framework/versions.pb.h"
18#include "tensorflow/core/lib/core/errors.h"
19#include "tensorflow/core/public/version.h"
20
21namespace tensorflow {
22
23Status CheckVersions(const VersionDef& versions, int consumer, int min_producer,
24 const char* upper_name, const char* lower_name) {
25 // Guard against the caller misordering the arguments
26 if (consumer < min_producer) {
27 return errors::Internal(upper_name, " version check has consumer ",
28 consumer, " < min_producer ", min_producer, ".");
29 }
30
31 // Check versions
32 if (versions.producer() < min_producer) {
33 return errors::InvalidArgument(
34 upper_name, " producer version ", versions.producer(),
35 " below min producer ", min_producer, " supported by TensorFlow ",
36 TF_VERSION_STRING, ". Please regenerate your ", lower_name, ".");
37 }
38 if (versions.min_consumer() > consumer) {
39 return errors::InvalidArgument(
40 upper_name, " min consumer version ", versions.min_consumer(),
41 " above current version ", consumer, " for TensorFlow ",
42 TF_VERSION_STRING, ". Please upgrade TensorFlow.");
43 }
44 for (const int bad_consumer : versions.bad_consumers()) {
45 if (bad_consumer == consumer) {
46 return errors::InvalidArgument(
47 upper_name, " disallows consumer version ", bad_consumer,
48 ". Please upgrade TensorFlow: this version is likely buggy.");
49 }
50 }
51
52 // All good!
53 return OkStatus();
54}
55
56} // namespace tensorflow
57