/
version.go
78 lines (70 loc) · 2.6 KB
/
version.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
// Copyright 2017 Istio 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 version for fortio holds version information and build information.
package version // import "fortio.org/fortio/version"
import (
"fmt"
"runtime"
"runtime/debug"
"fortio.org/fortio/log"
)
var (
// The following are (re)computed in init().
version = "dev"
longVersion = "unknown long"
fullVersion = "unknown full"
)
// Short returns the 3 digit short fortio version string Major.Minor.Patch
// it matches the project git tag (without the leading v) or "dev" when
// not built from tag / not `go install fortio.org/fortio@latest`
// version.Short() is the overall project version (used to version json
// output too).
func Short() string {
return version
}
// Long returns the long fortio version and build information.
// Format is "X.Y.X hash go-version processor os".
func Long() string {
return longVersion
}
// Full returns the Long version + all the run time BuildInfo, ie
// all the dependent modules and version and hash as well.
func Full() string {
return fullVersion
}
// FromBuildInfo can be called by other programs to get their version strings (short,long and full)
// automatically added by go 1.18+ when doing `go install project@vX.Y.Z`
// and is also used for fortio itself.
func FromBuildInfo() (short, long, full string) {
binfo, ok := debug.ReadBuildInfo()
if !ok {
log.Errf("fortio version module: unexpected but no build info available")
return
}
short = binfo.Main.Version
// '(devel)' messes up the release-tests paths
if short == "(devel)" || short == "" {
short = "dev"
} else {
short = short[1:] // skip leading v, assumes the project use `vX.Y.Z` tags.
}
long = short + " " + binfo.Main.Sum + " " + binfo.GoVersion + " " + runtime.GOARCH + " " + runtime.GOOS
full = fmt.Sprintf("%s\n%v", long, binfo.String())
return
}
// This "burns in" the fortio version. (or not... depending on how this is built/used)
func init() { // nolint:gochecknoinits //we do need an init for this
version, longVersion, fullVersion = FromBuildInfo()
fmt.Printf("fortio/version: called init: %s", longVersion)
}