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https://github.com/ClusterCockpit/cc-backend
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Added function queryAllJobs (adapted from Python)
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Bole Ma
parent
125f3cd254
commit
a43d03457b
@ -4,7 +4,26 @@
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// license that can be found in the LICENSE file.
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package scheduler
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import "encoding/json"
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import (
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"database/sql"
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"encoding/json"
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"fmt"
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"math"
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"net/http"
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"net/url"
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"os"
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"os/exec"
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"strconv"
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"time"
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"github.com/ClusterCockpit/cc-backend/pkg/log"
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)
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// A Response struct to map the Entire Response
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type Response struct {
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Name string `json:"name"`
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Jobs []Job `json:"job_entries"`
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}
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type SlurmRestSchedulerConfig struct {
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URL string `json:"url"`
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@ -14,26 +33,235 @@ type SlurmRestScheduler struct {
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url string
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}
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func (sd *SlurmRestScheduler) Init(rawConfig json.RawMessage) error {
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// cfg := slurmrest.NewConfiguration()
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// cfg.HTTPClient = &http.Client{Timeout: time.Second * 3600}
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// cfg.Scheme = "http"
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// cfg.Host = "localhost"
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var client *http.Client
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// client := slurmrest.NewAPIClient(cfg)
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return nil
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func queryDB(qtime int64, clusterName string) ([]interface{}, error) {
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apiEndpoint := "/slurmdb/v0.0.39/jobs"
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// Construct the query parameters
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queryParams := url.Values{}
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queryParams.Set("users", "user1,user2")
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queryParams.Set("submit_time", "2023-01-01T00:00:00")
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// Add the query parameters to the API endpoint
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apiEndpoint += "?" + queryParams.Encode()
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// Create a new HTTP GET request
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req, err := http.NewRequest("GET", apiEndpoint, nil)
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if err != nil {
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log.Errorf("Error creating request:", err)
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}
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// Send the request
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resp, err := client.Do(req)
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if err != nil {
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log.Errorf("Error sending request:", err)
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}
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defer resp.Body.Close()
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// Check the response status code
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if resp.StatusCode != http.StatusOK {
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log.Errorf("API request failed with status:", resp.Status)
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}
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// Read the response body
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// Here you can parse the response body as needed
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// For simplicity, let's just print the response body
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var dbOutput []byte
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_, err = resp.Body.Read(dbOutput)
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if err != nil {
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log.Errorf("Error reading response body:", err)
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}
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log.Errorf("API response:", string(dbOutput))
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dataJobs := make(map[string]interface{})
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err = json.Unmarshal(dbOutput, &dataJobs)
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if err != nil {
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log.Errorf("Error parsing JSON response:", err)
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os.Exit(1)
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}
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if _, ok := dataJobs["jobs"]; !ok {
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log.Errorf("ERROR: jobs not found - response incomplete")
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os.Exit(1)
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}
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jobs, _ := dataJobs["jobs"].([]interface{})
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return jobs, nil
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}
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func queryAllJobs() ([]interface{}, error) {
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var ctlOutput []byte
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apiEndpoint := "/slurm/v0.0.39/jobs"
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// Create a new HTTP GET request with query parameters
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req, err := http.NewRequest("GET", apiEndpoint, nil)
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if err != nil {
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log.Errorf("Error creating request:", err)
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}
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// Send the request
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resp, err := client.Do(req)
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if err != nil {
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log.Errorf("Error sending request:", err)
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}
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defer resp.Body.Close()
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// Check the response status code
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if resp.StatusCode != http.StatusOK {
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log.Errorf("API request failed with status:", resp.Status)
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}
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_, err = resp.Body.Read(ctlOutput)
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if err != nil {
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log.Errorf("Error reading response body:", err)
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}
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dataJob := make(map[string]interface{})
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err = json.Unmarshal(ctlOutput, &dataJob)
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if err != nil {
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log.Errorf("Error parsing JSON response:", err)
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os.Exit(1)
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}
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if _, ok := dataJob["jobs"]; !ok {
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log.Errorf("ERROR: jobs not found - response incomplete")
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os.Exit(1)
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}
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jobs, _ := dataJob["jobs"].([]interface{})
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return jobs, nil
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}
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func printSlurmInfo(job map[string]interface{}) string {
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cpusPerTask := "1"
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tasksStr, ok := job["tasks"].(string)
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if !ok {
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tasksInt, _ := job["tasks"].(int)
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tasksStr = strconv.Itoa(tasksInt)
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}
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cpusStr, ok := job["cpus"].(string)
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if !ok {
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cpusInt, _ := job["cpus"].(int)
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cpusStr = strconv.Itoa(cpusInt)
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}
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tasks, _ := strconv.Atoi(tasksStr)
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cpus, _ := strconv.Atoi(cpusStr)
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if tasks > 0 {
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cpusPerTask = strconv.Itoa(int(math.Round(float64(cpus) / float64(tasks))))
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}
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text := fmt.Sprintf(`
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JobId=%v JobName=%v
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UserId=%v(%v) GroupId=%v
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Account=%v QOS=%v
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Requeue=%v Restarts=%v BatchFlag=%v
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TimeLimit=%v
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SubmitTime=%v
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Partition=%v
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NodeList=%v
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NumNodes=%v NumCPUs=%v NumTasks=%v CPUs/Task=%v
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NTasksPerNode:Socket:Core=%v:%v:%v
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TRES_req=%v
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TRES_alloc=%v
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Command=%v
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WorkDir=%v
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StdErr=%v
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StdOut=%v`,
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job["job_id"], job["name"],
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job["user_name"], job["user_id"], job["group_id"],
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job["account"], job["qos"],
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job["requeue"], job["restart_cnt"], job["batch_flag"],
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job["time_limit"],
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time.Unix(int64(job["submit_time"].(float64)), 0).Format(time.RFC3339),
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job["partition"],
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job["nodes"],
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job["node_count"], cpus, tasks, cpusPerTask,
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job["tasks_per_node"], job["tasks_per_socket"], job["tasks_per_core"],
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job["tres_req_str"],
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job["tres_alloc_str"],
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job["command"],
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job["current_working_directory"],
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job["standard_error"],
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job["standard_output"],
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)
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return text
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}
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func exitWithError(err error, output []byte) {
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if exitError, ok := err.(*exec.ExitError); ok {
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if exitError.ExitCode() == 28 {
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fmt.Fprintf(os.Stderr, "ERROR: API call failed with timeout; check slurmrestd.\nOutput:\n%s\n", output)
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} else {
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fmt.Fprintf(os.Stderr, "ERROR: API call failed with code %d;\nOutput:\n%s\n", exitError.ExitCode(), output)
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}
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} else {
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log.Errorf("ERROR:", err)
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}
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os.Exit(1)
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}
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func loadClusterConfig(filename string) (map[string]interface{}, error) {
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clusterConfigData := make(map[string]interface{})
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file, err := os.Open(filename)
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if err != nil {
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log.Errorf("Cluster config file not found. No cores/GPU ids available.")
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return clusterConfigData, err
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}
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defer file.Close()
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decoder := json.NewDecoder(file)
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err = decoder.Decode(&clusterConfigData)
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if err != nil {
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log.Errorf("Error decoding cluster config file:", err)
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}
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return clusterConfigData, err
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}
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func (sd *SlurmRestScheduler) Init(rawConfig json.RawMessage) error {
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clusterConfigData, err := loadClusterConfig("cluster-fritz.json")
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for k, v := range clusterConfigData {
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switch c := v.(type) {
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case string:
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fmt.Printf("Item %q is a string, containing %q\n", k, c)
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case float64:
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fmt.Printf("Looks like item %q is a number, specifically %f\n", k, c)
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default:
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fmt.Printf("Not sure what type item %q is, but I think it might be %T\n", k, c)
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}
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}
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// Create an HTTP client
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client = &http.Client{}
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return err
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}
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func (sd *SlurmRestScheduler) Sync() {
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// jreq := client.SlurmApi.SlurmctldGetJobs(context.Background())
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// jobs, resp, err := client.SlurmApi.SlurmctldGetJobsExecute(jreq)
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// if err != nil {
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// log.Fatalf("FAIL: %s", err)
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// } else if resp.StatusCode != 200 {
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// log.Fatalf("Invalid status code: %d\n", resp.StatusCode)
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// }
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// for _, job := range jobs.GetJobs() {
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// fmt.Printf("Job %s - %s\n", job.GetJobId(), job.GetJobState())
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// }
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latestJobs, err := queryAllJobs()
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if err != nil {
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log.Fatal(err.Error())
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}
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for _, job := range latestJobs {
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// check if each job in latestJobs has existed combination of (job_id, cluster_id, start_time) in JobRepository
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jobs, err := sd.JobRepository.FindAll(&job.JobID, &job.Cluster, nil)
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if err != nil && err != sql.ErrNoRows {
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log.Errorf("checking for duplicate failed: %s", err.Error())
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} else if err == nil {
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// should update the JobRepository at this point
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}
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}
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}
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