65 lines
1.3 KiB
Go
65 lines
1.3 KiB
Go
package version
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import (
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"runtime/debug"
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"strconv"
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"time"
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)
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// These will be set by ldflags at build time
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var (
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Version = "dev"
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Commit = ""
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BuildTime = "0"
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IsModified = "false"
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)
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type VersionInfo struct {
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BuildTime time.Time `json:"build_time"`
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IsModified bool `json:"is_modified"`
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Revision string `json:"revision"`
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}
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func Get() VersionInfo {
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// Try ldflags first (set by Nix build)
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if Commit != "" && Commit != "unknown" {
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var buildTime time.Time
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if timestamp, err := strconv.ParseInt(BuildTime, 10, 64); err == nil && timestamp > 0 {
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buildTime = time.Unix(timestamp, 0)
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}
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return VersionInfo{
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Revision: Commit,
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BuildTime: buildTime,
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IsModified: IsModified == "true",
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}
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}
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// Fallback to debug.ReadBuildInfo() for development
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info, ok := debug.ReadBuildInfo()
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if !ok {
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return VersionInfo{
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Revision: "unknown",
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}
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}
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var version VersionInfo
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for _, setting := range info.Settings {
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switch setting.Key {
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case "vcs.modified":
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version.IsModified = setting.Value == "true"
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case "vcs.revision":
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if len(setting.Value) > 7 {
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version.Revision = setting.Value[:7]
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} else {
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version.Revision = setting.Value
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}
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case "vcs.time":
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if t, err := time.Parse(time.RFC3339, setting.Value); err == nil {
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version.BuildTime = t
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}
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}
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}
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return version
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}
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