mirror of
https://github.com/criyle/go-judge.git
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127 lines
2.9 KiB
Go
127 lines
2.9 KiB
Go
package runner
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import (
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"bytes"
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"github.com/criyle/go-judge/file"
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"github.com/criyle/go-judge/language"
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"github.com/criyle/go-judge/pkg/diff"
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"github.com/criyle/go-judge/pkg/runner"
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"github.com/criyle/go-judge/types"
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)
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func (r *Runner) exec(done <-chan struct{}, task *types.ExecTask) *types.RunTaskResult {
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param := r.Language.Get(task.Exec.Language, language.TypeExec)
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execErr := func(status types.Status, err string) *types.RunTaskResult {
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return &types.RunTaskResult{
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Status: types.RunTaskFailed,
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Exec: &types.ExecResult{
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Status: status,
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Error: err,
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},
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}
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}
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// init input / output / error files
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const stdout = "stdout"
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const stderr = "stderr"
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outputCollector := runner.PipeCollector{Name: stdout, SizeLimit: maxOutput}
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errorCollector := runner.PipeCollector{Name: stderr, SizeLimit: maxOutput}
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// calculate time limits
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timeLimit := param.TimeLimit
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if task.TimeLimit > 0 {
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timeLimit = task.TimeLimit
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}
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wait := &waiter{timeLimit: timeLimit}
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// calculate memory limits
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memoryLimit := param.MemoryLimit
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if task.MemoryLimit > 0 {
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memoryLimit = task.MemoryLimit
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}
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// copyin files
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copyIn := make(map[string]file.File)
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for _, f := range task.Exec.Exec {
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copyIn[f.Name()] = f
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}
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// copyout files
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var copyOut []string
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// build run specs
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c := &runner.Cmd{
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Args: param.Args,
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Env: param.Env,
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Files: []interface{}{task.InputFile, outputCollector, errorCollector},
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MemoryLimit: memoryLimit,
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PidLimit: param.ProcLimit,
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CopyIn: copyIn,
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CopyOut: copyOut,
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Waiter: wait.Wait,
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}
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// run
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rn := &runner.Runner{
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CgroupPool: r.cgPool,
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EnvironmentPool: r.pool,
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Cmds: []*runner.Cmd{c},
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}
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rt, err := rn.Run()
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if err != nil {
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return execErr(types.StatusInternalError, err.Error())
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}
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r0 := rt[0]
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// get result files
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inputContent, err := task.InputFile.Content()
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if err != nil {
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return execErr(types.StatusFileError, err.Error())
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}
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userOutput, err := getFile(r0.Files, stdout)
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if err != nil {
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return execErr(types.StatusFileError, err.Error())
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}
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userError, err := getFile(r0.Files, stderr)
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if err != nil {
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return execErr(types.StatusFileError, err.Error())
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}
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// compare result with answer (no spj now)
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var (
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status = r0.Status
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spjOutput []byte
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scoreRate float64 = 1
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)
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ans, err := task.AnswerFile.Content()
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if err != nil {
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return execErr(types.StatusFileError, err.Error())
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}
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if status == types.StatusAccepted {
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if err := diff.Compare(bytes.NewReader(ans), bytes.NewReader(userOutput)); err != nil {
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spjOutput = []byte(err.Error())
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scoreRate = 0
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status = types.StatusWrongAnswer
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}
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}
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// return result
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return &types.RunTaskResult{
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Status: types.RunTaskSucceeded,
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Exec: &types.ExecResult{
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Status: status,
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ScoringRate: scoreRate,
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Time: r0.Time,
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Memory: r0.Memory,
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Input: inputContent,
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Answer: ans,
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UserOutput: userOutput,
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UserError: userError,
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SPJOutput: spjOutput,
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},
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}
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}
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