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✨ job api for local environment
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,3 @@ | ||
| pub mod common; | ||
| pub mod identifiers; | ||
| pub mod job; | ||
| pub mod problem_registry; | ||
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|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| use std::path::PathBuf; | ||
| use std::sync::Arc; | ||
|
|
||
| #[derive(Debug, Clone)] | ||
| pub struct JobOutcome { | ||
| path: Arc<JobOutcomeInner>, | ||
| } | ||
|
|
||
| #[derive(Debug)] | ||
| struct JobOutcomeInner { | ||
| pub path: PathBuf, | ||
| } | ||
|
|
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| impl JobOutcome { | ||
| pub fn new(path: PathBuf) -> Self { | ||
| Self { | ||
| path: Arc::new(JobOutcomeInner { path }), | ||
| } | ||
| } | ||
|
|
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| pub(crate) fn path(&self) -> &PathBuf { | ||
| &self.path.path | ||
| } | ||
| } | ||
|
|
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| impl Drop for JobOutcomeInner { | ||
| fn drop(&mut self) { | ||
| let _ = std::fs::remove_file(&self.path); | ||
| let _ = std::fs::remove_dir_all(&self.path); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| use super::job_outcome::JobOutcome; | ||
| use futures::Future; | ||
| use judge_core::*; | ||
| use std::path::PathBuf; | ||
| use uuid::Uuid; | ||
|
|
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| #[derive(Debug, Clone)] | ||
| pub struct JobApi<ProblemRegistryClient: problem_registry::ProblemRegistryClient + Clone> { | ||
| temp_dir: PathBuf, | ||
| problem_registry_client: ProblemRegistryClient, | ||
| } | ||
|
|
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| impl<ProblemRegistryClient: problem_registry::ProblemRegistryClient + Clone> | ||
| JobApi<ProblemRegistryClient> | ||
| { | ||
| pub fn new( | ||
| temp_dir: PathBuf, | ||
| problem_registry_client: ProblemRegistryClient, | ||
| ) -> anyhow::Result<Self> { | ||
| std::fs::create_dir_all(&temp_dir).map_err(|e| anyhow::anyhow!(e.to_string()))?; | ||
| Ok(Self { | ||
| temp_dir, | ||
| problem_registry_client, | ||
| }) | ||
| } | ||
|
|
||
| async fn run_future_internal( | ||
| job_conf: job::ExecutionJob<JobOutcome>, | ||
| src_dir: JobOutcome, | ||
| script_file: JobOutcome, | ||
| ) -> Result<job::ExecutionJobFinished<JobOutcome>, job::ExecutionJobError> { | ||
| // set up environment variables | ||
| let mut envvars = std::collections::HashMap::new(); | ||
| envvars.insert( | ||
| "SRC".to_string(), | ||
| src_dir.path().to_string_lossy().to_string(), | ||
| ); | ||
| envvars.insert( | ||
| "SCRIPT".to_string(), | ||
| script_file.path().to_string_lossy().to_string(), | ||
| ); | ||
| for mut dep in job_conf.depends_on_with_names { | ||
| let dep_outcome = match dep.job_outcome_rx.recv().await { | ||
| Ok(job::JobOutcomeAcquisitionResult::Succeeded(outcome)) => outcome, | ||
| Ok(job::JobOutcomeAcquisitionResult::FailedExpectedly) => { | ||
| return Ok(job::ExecutionJobFinished::PrecedingJobFailedExpectedly); | ||
| } | ||
| Ok(job::JobOutcomeAcquisitionResult::FailedUnexpectedly(err_message)) => { | ||
| return Err(job::ExecutionJobError::InternalError(err_message)); | ||
| } | ||
| Err(e) => { | ||
| return Err(job::ExecutionJobError::InternalError(e.to_string())); | ||
| } | ||
| }; | ||
| envvars.insert( | ||
| dep.envvar_name, | ||
| dep_outcome.path().to_string_lossy().to_string(), | ||
| ); | ||
| } | ||
| let output = std::process::Command::new(&script_file.path()) | ||
| .output() | ||
| .map_err(|e| job::ExecutionJobError::InternalError(e.to_string()))?; | ||
| Ok(job::ExecutionJobFinished::Succeeded(src_dir, output)) | ||
| } | ||
| } | ||
|
|
||
| impl<ProblemRegistryClient: problem_registry::ProblemRegistryClient + Clone> job::JobApi<JobOutcome> | ||
| for JobApi<ProblemRegistryClient> | ||
| { | ||
| async fn place_file( | ||
| &self, | ||
| file: job::FilePlacementJob, | ||
| ) -> Result<JobOutcome, job::FilePlacementJobError> { | ||
| let path = self.temp_dir.join(Uuid::new_v4().to_string()); | ||
| match file { | ||
| job::FilePlacementJob::PlaceEmptyDirectory => { | ||
| std::fs::create_dir(&path) | ||
| .map_err(|e| job::FilePlacementJobError::InternalError(e.to_string()))?; | ||
| } | ||
| job::FilePlacementJob::PlaceRuntimeTextFile(content) => { | ||
| std::fs::write(&path, content) | ||
| .map_err(|e| job::FilePlacementJobError::InternalError(e.to_string()))?; | ||
| } | ||
| job::FilePlacementJob::PlaceTextFile(resource_id) => { | ||
| let content = self | ||
| .problem_registry_client | ||
| .fetch(resource_id) | ||
| .await | ||
| .map_err(|e| match e { | ||
| problem_registry::ResourceFetchError::FetchFailed(err_message) => { | ||
| job::FilePlacementJobError::InternalError(err_message) | ||
| } | ||
| problem_registry::ResourceFetchError::NotFound(resource_id) => { | ||
| job::FilePlacementJobError::InvalidResourceId(resource_id) | ||
| } | ||
| })?; | ||
| std::fs::write(&path, content) | ||
| .map_err(|e| job::FilePlacementJobError::InternalError(e.to_string()))?; | ||
| } | ||
| } | ||
| Ok(JobOutcome::new(path)) | ||
| } | ||
|
|
||
| async fn run_future( | ||
| &self, | ||
| job_conf: job::ExecutionJob<JobOutcome>, | ||
| _: i32, | ||
| ) -> Result< | ||
| impl Future<Output = Result<job::ExecutionJobFinished<JobOutcome>, job::ExecutionJobError>>, | ||
| job::ExecutionJobPreparationError, | ||
| > { | ||
| // prepare files | ||
| let src_outcome = self | ||
| .place_file(job::FilePlacementJob::PlaceEmptyDirectory) | ||
| .await | ||
| .map_err(|e| job::ExecutionJobPreparationError::InternalError(e.to_string()))?; | ||
| let script_outcome = self | ||
| .place_file(job::FilePlacementJob::PlaceRuntimeTextFile( | ||
| job_conf.script.clone(), | ||
| )) | ||
| .await | ||
| .map_err(|e| job::ExecutionJobPreparationError::InternalError(e.to_string()))?; | ||
|
|
||
| let future = Self::run_future_internal(job_conf, src_outcome, script_outcome); | ||
| Ok(future) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,2 @@ | ||
|
|
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| pub mod job_outcome; | ||
| pub mod jobapi; |