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package taskqueue
import (
"bytes"
"context"
"encoding/json"
"fmt"
"net/http"
"strings"
"github.com/hibiken/asynq"
"github.com/nsfisis/iosdc-japan-2024-albatross/backend/db"
)
type processor struct {
q *db.Queries
results chan TaskResult
}
func newProcessor(q *db.Queries) *processor {
return &processor{
q: q,
results: make(chan TaskResult),
}
}
func (p *processor) processTaskCreateSubmissionRecord(ctx context.Context, t *asynq.Task) error {
var payload TaskPayloadCreateSubmissionRecord
if err := json.Unmarshal(t.Payload(), &payload); err != nil {
// TODO: send result
return fmt.Errorf("json.Unmarshal failed: %v: %w", err, asynq.SkipRetry)
}
// TODO: upsert
// Create submission record.
submissionID, err := p.q.CreateSubmission(ctx, db.CreateSubmissionParams{
GameID: int32(payload.GameID()),
UserID: int32(payload.UserID()),
Code: payload.Code(),
CodeSize: int32(payload.CodeSize),
})
if err != nil {
// TODO: send result
return fmt.Errorf("CreateSubmission failed: %v", err)
}
p.results <- &TaskResultCreateSubmissionRecord{
TaskPayload: &payload,
SubmissionID: int(submissionID),
}
return nil
}
func (p *processor) processTaskCompileSwiftToWasm(ctx context.Context, t *asynq.Task) error {
var payload TaskPayloadCompileSwiftToWasm
if err := json.Unmarshal(t.Payload(), &payload); err != nil {
// TODO: send result
return fmt.Errorf("json.Unmarshal failed: %v: %w", err, asynq.SkipRetry)
}
type swiftcRequestData struct {
MaxDuration int `json:"max_duration_ms"`
Code string `json:"code"`
}
type swiftcResponseData struct {
Status string `json:"status"`
Stdout string `json:"stdout"`
Stderr string `json:"stderr"`
}
reqData := swiftcRequestData{
MaxDuration: 5000,
Code: payload.Code(),
}
reqJson, err := json.Marshal(reqData)
if err != nil {
// TODO: send result
return fmt.Errorf("json.Marshal failed: %v", err)
}
res, err := http.Post("http://worker:80/api/swiftc", "application/json", bytes.NewBuffer(reqJson))
if err != nil {
// TODO: send result
return fmt.Errorf("http.Post failed: %v", err)
}
resData := swiftcResponseData{}
if err := json.NewDecoder(res.Body).Decode(&resData); err != nil {
// TODO: send result
return fmt.Errorf("json.Decode failed: %v", err)
}
if resData.Status != "success" {
err := p.q.CreateSubmissionResult(ctx, db.CreateSubmissionResultParams{
SubmissionID: int32(payload.SubmissionID),
Status: "compile_error",
Stdout: resData.Stdout,
Stderr: resData.Stderr,
})
if err != nil {
// TODO: send result
return fmt.Errorf("CreateTestcaseResult failed: %v", err)
}
p.results <- &TaskResultCompileSwiftToWasm{
TaskPayload: &payload,
Status: "compile_error",
}
return fmt.Errorf("swiftc failed: %v", resData.Stderr)
}
// TODO: send result
return nil
}
func (p *processor) processTaskCompileWasmToNativeExecutable(ctx context.Context, t *asynq.Task) error {
var payload TaskPayloadCompileWasmToNativeExecutable
if err := json.Unmarshal(t.Payload(), &payload); err != nil {
// TODO: send result
return fmt.Errorf("json.Unmarshal failed: %v: %w", err, asynq.SkipRetry)
}
type wasmcRequestData struct {
MaxDuration int `json:"max_duration_ms"`
Code string `json:"code"`
}
type wasmcResponseData struct {
Status string `json:"status"`
Stdout string `json:"stdout"`
Stderr string `json:"stderr"`
}
reqData := wasmcRequestData{
MaxDuration: 5000,
Code: payload.Code(),
}
reqJson, err := json.Marshal(reqData)
if err != nil {
// TODO: send result
return fmt.Errorf("json.Marshal failed: %v", err)
}
res, err := http.Post("http://worker:80/api/wasmc", "application/json", bytes.NewBuffer(reqJson))
if err != nil {
// TODO: send result
return fmt.Errorf("http.Post failed: %v", err)
}
resData := wasmcResponseData{}
if err := json.NewDecoder(res.Body).Decode(&resData); err != nil {
// TODO: send result
return fmt.Errorf("json.Decode failed: %v", err)
}
if resData.Status != "success" {
err := p.q.CreateSubmissionResult(ctx, db.CreateSubmissionResultParams{
SubmissionID: int32(payload.SubmissionID),
Status: "compile_error",
Stdout: resData.Stdout,
Stderr: resData.Stderr,
})
if err != nil {
// TODO: send result
return fmt.Errorf("CreateTestcaseResult failed: %v", err)
}
p.results <- &TaskResultCompileWasmToNativeExecutable{
TaskPayload: &payload,
Status: "compile_error",
}
return fmt.Errorf("wasmc failed: %v", resData.Stderr)
}
// TODO: send result
return nil
}
func (p *processor) processTaskRunTestcase(ctx context.Context, t *asynq.Task) error {
var payload TaskPayloadRunTestcase
if err := json.Unmarshal(t.Payload(), &payload); err != nil {
// TODO: send result
return fmt.Errorf("json.Unmarshal failed: %v: %w", err, asynq.SkipRetry)
}
testcases, err := p.q.ListTestcasesByGameID(ctx, int32(payload.GameID()))
if err != nil {
// TODO: send result
return fmt.Errorf("ListTestcasesByGameID failed: %v", err)
}
for _, testcase := range testcases {
type testrunRequestData struct {
MaxDuration int `json:"max_duration_ms"`
Code string `json:"code"`
Stdin string `json:"stdin"`
}
type testrunResponseData struct {
Status string `json:"status"`
Stdout string `json:"stdout"`
Stderr string `json:"stderr"`
}
reqData := testrunRequestData{
MaxDuration: 5000,
Code: payload.Code(),
Stdin: testcase.Stdin,
}
reqJson, err := json.Marshal(reqData)
if err != nil {
// TODO: send result
return fmt.Errorf("json.Marshal failed: %v", err)
}
res, err := http.Post("http://worker:80/api/testrun", "application/json", bytes.NewBuffer(reqJson))
if err != nil {
// TODO: send result
return fmt.Errorf("http.Post failed: %v", err)
}
resData := testrunResponseData{}
if err := json.NewDecoder(res.Body).Decode(&resData); err != nil {
// TODO: send result
return fmt.Errorf("json.Decode failed: %v", err)
}
if resData.Status != "success" {
err := p.q.CreateTestcaseResult(ctx, db.CreateTestcaseResultParams{
SubmissionID: int32(payload.SubmissionID),
TestcaseID: testcase.TestcaseID,
Status: resData.Status,
Stdout: resData.Stdout,
Stderr: resData.Stderr,
})
if err != nil {
// TODO: send result
return fmt.Errorf("CreateTestcaseResult failed: %v", err)
}
p.results <- &TaskResultRunTestcase{
TaskPayload: &payload,
Status: resData.Status,
}
return fmt.Errorf("testrun failed: %v", resData.Stderr)
}
if !isTestcaseResultCorrect(testcase.Stdout, resData.Stdout) {
err := p.q.CreateTestcaseResult(ctx, db.CreateTestcaseResultParams{
SubmissionID: int32(payload.SubmissionID),
TestcaseID: testcase.TestcaseID,
Status: "wrong_answer",
Stdout: resData.Stdout,
Stderr: resData.Stderr,
})
if err != nil {
// TODO: send result
return fmt.Errorf("CreateTestcaseResult failed: %v", err)
}
p.results <- &TaskResultRunTestcase{
TaskPayload: &payload,
Status: "wrong_answer",
}
return fmt.Errorf("testrun failed: %v", resData.Stdout)
}
}
p.results <- &TaskResultRunTestcase{
TaskPayload: &payload,
Status: "success",
}
return nil
}
func isTestcaseResultCorrect(expectedStdout, actualStdout string) bool {
expectedStdout = strings.TrimSpace(expectedStdout)
actualStdout = strings.TrimSpace(actualStdout)
return actualStdout == expectedStdout
}
|
