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runtime.go
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runtime.go
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// Copyright 2023 Fraunhofer AISEC
//
// 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.
//
// $$\ $$\ $$\ $$\
// $$ | $$ |\__| $$ |
// $$$$$$$\ $$ | $$$$$$\ $$\ $$\ $$$$$$$ |$$\ $$$$$$\ $$$$$$\ $$$$$$\
// $$ _____|$$ |$$ __$$\ $$ | $$ |$$ __$$ |$$ |\_$$ _| $$ __$$\ $$ __$$\
// $$ / $$ |$$ / $$ |$$ | $$ |$$ / $$ |$$ | $$ | $$ / $$ |$$ | \__|
// $$ | $$ |$$ | $$ |$$ | $$ |$$ | $$ |$$ | $$ |$$\ $$ | $$ |$$ |
// \$$$$$$\ $$ |\$$$$$ |\$$$$$ |\$$$$$$ |$$ | \$$$ |\$$$$$ |$$ |
// \_______|\__| \______/ \______/ \_______|\__| \____/ \______/ \__|
//
// This file is part of Clouditor Community Edition.
package service
import (
"runtime/debug"
"time"
"clouditor.io/clouditor/api/runtime"
"google.golang.org/protobuf/types/known/timestamppb"
)
var (
// version can contain a version that is set externally using ldflags. Otherwise it will be empty
version string
// rt is a struct for all necessary Clouditor runtime information
rt runtime.Runtime
// populated is set to true once the runtime information has been succesfully populated
populated = false
)
// populateRuntimeInfo populates the runtime info using the build info and other sources.
func populateRuntimeInfo() {
if populated {
return
}
// Set build info
buildInfo, ok := debug.ReadBuildInfo()
if !ok {
log.Errorf("Could not read build info. Runtime information will not be complete.")
} else {
if version != "" {
rt.ReleaseVersion = &version
}
rt.GolangVersion = buildInfo.GoVersion
// Set dependencies
for _, d := range buildInfo.Deps {
rt.Dependencies = append(rt.Dependencies, &runtime.Dependency{
Path: d.Path,
Version: d.Version,
})
}
// Set version control system info
for _, setting := range buildInfo.Settings {
switch setting.Key {
case "vcs.time":
var t, err = time.Parse(time.RFC3339, setting.Value)
if err == nil {
rt.CommitTime = timestamppb.New(t)
}
case "vcs.revision":
rt.CommitHash = setting.Value
case "vcs":
rt.Vcs = setting.Value
}
}
populated = true
}
}
// GetRuntimeInfo implements method to get Clouditors runtime information
func GetRuntimeInfo() (*runtime.Runtime, error) {
// Make sure, runtime info is populated
populateRuntimeInfo()
return &rt, nil
}