1022567176

Committed 02 Oct 2023 07:50AM UTC coverage: 80.127% (+2.5%) from 77.645%

Build # 1022567176

Build Type

push

gitlab-ci

Committed by

kacf

Commit Message

chore: Centralize selection of `std::filesystem` library.

Signed-off-by: Kristian Amlie <kristian.amlie@northern.tech>

Run Details

6447 of 8046 relevant lines covered (80.13%)

9912.21 hits per line

Source File
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61.29

/artifact/v3/version/version.cpp

// Copyright 2023 Northern.tech AS
//
//    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.

#include <artifact/v3/version/version.hpp>

#include <string>
#include <vector>

#include <common/common.hpp>
#include <common/expected.hpp>
#include <common/error.hpp>
#include <common/json.hpp>


namespace mender {
namespace artifact {
namespace v3 {
namespace version {

namespace io = mender::common::io;
namespace expected = mender::common::expected;
namespace error = mender::common::error;
namespace json = mender::common::json;

const int supported_parser_version {3};
const string supported_parser_format {"mender"};

const ErrorCategoryClass ErrorCategory {};

const char *ErrorCategoryClass::name() const noexcept {
        return "VersionParserErrorCategory";
}

string ErrorCategoryClass::message(int code) const {
        switch (code) {
        case NoError:
                return "Success";
        case ParseError:
                return "Parse error";
        case VersionError:
                return "Wrong Artifact version";
        case FormatError:
                return "Wrong Artifact format";
        default:
                return "Unknown";
        }
}

error::Error MakeError(ErrorCode code, const string &msg) {
        return error::Error(error_condition(code, ErrorCategory), msg);
}


ExpectedVersion Parse(io::Reader &reader) {
        auto expected_json = json::Load(reader);
        if (!expected_json) {
                return expected::unexpected(MakeError(
                        ParseError,
                        "Failed to parse the version header JSON: " + expected_json.error().message));
        }

        const json::Json version_json = expected_json.value();

        auto version =
                version_json.Get("version").and_then([](const json::Json &j) { return j.GetInt(); });

        if (!version) {
                return expected::unexpected(MakeError(VersionError, version.error().message));
        }

        if (version.value() != supported_parser_version) {
                return expected::unexpected(MakeError(
                        FormatError,
                        "Only version " + std::to_string(supported_parser_version)
                                + " is supported, received version " + std::to_string(version.value())));
        }

        auto format =
                version_json.Get("format").and_then([](const json::Json &j) { return j.GetString(); });

        if (!format) {
                return expected::unexpected(MakeError(FormatError, format.error().message));
        }

        if (format != supported_parser_format) {
                return expected::unexpected(MakeError(
                        FormatError,
                        "The client only understands the 'mender' Artifact type. Got format: "
                                + format.value()));
        }

        return Version {.version = supported_parser_version, .format = supported_parser_format};
}

} // namespace version
} // namespace v3
} // namespace artifact
} // namespace mender

1	// Copyright 2023 Northern.tech AS
2	//
3	// Licensed under the Apache License, Version 2.0 (the "License");
4	// you may not use this file except in compliance with the License.
5	// You may obtain a copy of the License at
6	//
7	// http://www.apache.org/licenses/LICENSE-2.0
8	//
9	// Unless required by applicable law or agreed to in writing, software
10	// distributed under the License is distributed on an "AS IS" BASIS,
11	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12	// See the License for the specific language governing permissions and
13	// limitations under the License.
14
15	#include <artifact/v3/version/version.hpp>
16
17	#include <string>
18	#include <vector>
19
20	#include <common/common.hpp>
21	#include <common/expected.hpp>
22	#include <common/error.hpp>
23	#include <common/json.hpp>
24
25
26	namespace mender {
27	namespace artifact {
28	namespace v3 {
29	namespace version {
30
31	namespace io = mender::common::io;
32	namespace expected = mender::common::expected;
33	namespace error = mender::common::error;
34	namespace json = mender::common::json;
35
36	const int supported_parser_version {3};
37	const string supported_parser_format {"mender"};
38
39	const ErrorCategoryClass ErrorCategory {};
40
41	const char *ErrorCategoryClass::name() const noexcept {	×
42	return "VersionParserErrorCategory";	×
43	}
44
45	string ErrorCategoryClass::message(int code) const {	×
46	switch (code) {	×
47	case NoError:
48	return "Success";	×
49	case ParseError:
50	return "Parse error";	×
51	case VersionError:
52	return "Wrong Artifact version";	×
53	case FormatError:
54	return "Wrong Artifact format";	×
55	default:
56	return "Unknown";	×
57	}
58	}
59
60	error::Error MakeError(ErrorCode code, const string &msg) {	×
61	return error::Error(error_condition(code, ErrorCategory), msg);	4✔
62	}
63
64
65	ExpectedVersion Parse(io::Reader &reader) {	138✔
66	auto expected_json = json::Load(reader);	138✔
67	if (!expected_json) {	138✔
68	return expected::unexpected(MakeError(	2✔
69	ParseError,
70	"Failed to parse the version header JSON: " + expected_json.error().message));	6✔
71	}
72
73	const json::Json version_json = expected_json.value();	136✔
74
75	auto version =
76	version_json.Get("version").and_then([](const json::Json &j) { return j.GetInt(); });	408✔
77
78	if (!version) {	136✔
79	return expected::unexpected(MakeError(VersionError, version.error().message));	×
80	}
81
82	if (version.value() != supported_parser_version) {	136✔
83	return expected::unexpected(MakeError(	1✔
84	FormatError,
85	"Only version " + std::to_string(supported_parser_version)	2✔
86	+ " is supported, received version " + std::to_string(version.value())));	5✔
87	}
88
89	auto format =
90	version_json.Get("format").and_then([](const json::Json &j) { return j.GetString(); });	405✔
91
92	if (!format) {	135✔
93	return expected::unexpected(MakeError(FormatError, format.error().message));	×
94	}
95
96	if (format != supported_parser_format) {	135✔
97	return expected::unexpected(MakeError(	1✔
98	FormatError,
99	"The client only understands the 'mender' Artifact type. Got format: "
100	+ format.value()));	3✔
101	}
102
103	return Version {.version = supported_parser_version, .format = supported_parser_format};	268✔
104	}
105
106	} // namespace version
107	} // namespace v3
108	} // namespace artifact
109	} // namespace mender

mendersoftware / mender / 1022567176

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