runner/runtime/runtime.go

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// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package runtime
import (
"context"
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"strings"
runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
"gitea.com/gitea/act_runner/artifactcache"
"gitea.com/gitea/act_runner/client"
)
// Runner runs the pipeline.
type Runner struct {
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Machine string
ForgeInstance string
Environ map[string]string
Client client.Client
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Labels []string
CacheHandler *artifactcache.Handler
}
// Run runs the pipeline stage.
func (s *Runner) Run(ctx context.Context, task *runnerv1.Task) error {
env := map[string]string{}
for k, v := range s.Environ {
env[k] = v
}
env["ACTIONS_CACHE_URL"] = s.CacheHandler.ExternalURL() + "/"
return NewTask(s.ForgeInstance, task.Id, s.Client, env, s.platformPicker).Run(ctx, task)
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}
func (s *Runner) platformPicker(labels []string) string {
// "ubuntu-18.04:docker://node:16-buster"
// "self-hosted"
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platforms := make(map[string]string, len(labels))
for _, l := range s.Labels {
// "ubuntu-18.04:docker://node:16-buster"
splits := strings.SplitN(l, ":", 2)
if len(splits) == 1 {
// identifier for non docker execution environment
platforms[splits[0]] = "-self-hosted"
continue
}
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// ["ubuntu-18.04", "docker://node:16-buster"]
k, v := splits[0], splits[1]
if prefix := "docker://"; !strings.HasPrefix(v, prefix) {
continue
} else {
v = strings.TrimPrefix(v, prefix)
}
// ubuntu-18.04 => node:16-buster
platforms[k] = v
}
for _, label := range labels {
if v, ok := platforms[label]; ok {
return v
}
}
// TODO: support multiple labels
// like:
// ["ubuntu-22.04"] => "ubuntu:22.04"
// ["with-gpu"] => "linux:with-gpu"
// ["ubuntu-22.04", "with-gpu"] => "ubuntu:22.04_with-gpu"
// return default
return "node:16-bullseye"
}