cc-backend/pkg/schema/job.go
2022-11-11 15:26:27 +01:00

161 lines
9.2 KiB
Go

// Copyright (C) 2022 NHR@FAU, University Erlangen-Nuremberg.
// All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package schema
import (
"errors"
"fmt"
"io"
"time"
)
// Non-Swaggered Comment: BaseJob
// Non-Swaggered Comment: Common subset of Job and JobMeta. Use one of those, not this type directly.
type BaseJob struct {
// The unique identifier of a job
JobID int64 `json:"jobId" db:"job_id" example:"123000"`
User string `json:"user" db:"user" example:"abcd100h"` // The unique identifier of a user
Project string `json:"project" db:"project" example:"abcd200"` // The unique identifier of a project
Cluster string `json:"cluster" db:"cluster" example:"fritz"` // The unique identifier of a cluster
SubCluster string `json:"subCluster" db:"subcluster" example:"main"` // The unique identifier of a sub cluster
Partition string `json:"partition" db:"partition" example:"main"` // The Slurm partition to which the job was submitted
ArrayJobId int64 `json:"arrayJobId" db:"array_job_id" example:"123000"` // The unique identifier of an array job
NumNodes int32 `json:"numNodes" db:"num_nodes" example:"2" minimum:"1"` // Number of nodes used (Min > 0)
NumHWThreads int32 `json:"numHwthreads" db:"num_hwthreads" example:"20" minimum:"1"` // Number of HWThreads used (Min > 0)
NumAcc int32 `json:"numAcc" db:"num_acc" example:"2" minimum:"1"` // Number of accelerators used (Min > 0)
Exclusive int32 `json:"exclusive" db:"exclusive" example:"1" minimum:"0" maximum:"2"` // Specifies how nodes are shared: 0 - Shared among multiple jobs of multiple users, 1 - Job exclusive (Default), 2 - Shared among multiple jobs of same user
MonitoringStatus int32 `json:"monitoringStatus" db:"monitoring_status" example:"1" minimum:"0" maximum:"3"` // State of monitoring system during job run: 0 - Disabled, 1 - Running or Archiving (Default), 2 - Archiving Failed, 3 - Archiving Successfull
SMT int32 `json:"smt" db:"smt" example:"4"` // SMT threads used by job
State JobState `json:"jobState" db:"job_state" example:"completed" enums:"completed,failed,cancelled,stopped,timeout,out_of_memory"` // Final state of job
Duration int32 `json:"duration" db:"duration" example:"43200" minimum:"1"` // Duration of job in seconds (Min > 0)
Walltime int64 `json:"walltime" db:"walltime" example:"86400" minimum:"1"` // Requested walltime of job in seconds (Min > 0)
Tags []*Tag `json:"tags"` // List of tags
RawResources []byte `json:"-" db:"resources"` // Resources used by job [As Bytes]
Resources []*Resource `json:"resources"` // Resources used by job
RawMetaData []byte `json:"-" db:"meta_data"` // Additional information about the job [As Bytes]
MetaData map[string]string `json:"metaData"` // Additional information about the job
}
// Non-Swaggered Comment: Job
// Non-Swaggered Comment: This type is used as the GraphQL interface and using sqlx as a table row.
// Job model
// @Description Information of a HPC job.
type Job struct {
// The unique identifier of a job in the database
ID int64 `json:"id" db:"id"`
BaseJob
StartTimeUnix int64 `json:"-" db:"start_time" example:"1649723812"` // Start epoch time stamp in seconds
StartTime time.Time `json:"startTime"` // Start time as 'time.Time' data type
MemUsedMax float64 `json:"-" db:"mem_used_max"` // MemUsedMax as Float64
FlopsAnyAvg float64 `json:"-" db:"flops_any_avg"` // FlopsAnyAvg as Float64
MemBwAvg float64 `json:"-" db:"mem_bw_avg"` // MemBwAvg as Float64
LoadAvg float64 `json:"-" db:"load_avg"` // LoadAvg as Float64
NetBwAvg float64 `json:"-" db:"net_bw_avg"` // NetBwAvg as Float64
NetDataVolTotal float64 `json:"-" db:"net_data_vol_total"` // NetDataVolTotal as Float64
FileBwAvg float64 `json:"-" db:"file_bw_avg"` // FileBwAvg as Float64
FileDataVolTotal float64 `json:"-" db:"file_data_vol_total"` // FileDataVolTotal as Float64
}
// Non-Swaggered Comment: JobMeta
// Non-Swaggered Comment: When reading from the database or sending data via GraphQL, the start time can be in the much more
// Non-Swaggered Comment: convenient time.Time type. In the `meta.json` files, the start time is encoded as a unix epoch timestamp.
// Non-Swaggered Comment: This is why there is this struct, which contains all fields from the regular job struct, but "overwrites"
// Non-Swaggered Comment: the StartTime field with one of type int64.
// Non-Swaggered Comment: ID *int64 `json:"id,omitempty"` >> never used in the job-archive, only available via REST-API
// JobMeta model
// @Description Meta data information of a HPC job.
type JobMeta struct {
// The unique identifier of a job in the database
ID *int64 `json:"id,omitempty"`
BaseJob
StartTime int64 `json:"startTime" db:"start_time" example:"1649723812" minimum:"1"` // Start epoch time stamp in seconds (Min > 0)
Statistics map[string]JobStatistics `json:"statistics,omitempty"` // Metric statistics of job
}
const (
MonitoringStatusDisabled int32 = 0
MonitoringStatusRunningOrArchiving int32 = 1
MonitoringStatusArchivingFailed int32 = 2
MonitoringStatusArchivingSuccessful int32 = 3
)
var JobDefaults BaseJob = BaseJob{
Exclusive: 1,
MonitoringStatus: MonitoringStatusRunningOrArchiving,
}
// JobStatistics model
// @Description Specification for job metric statistics.
type JobStatistics struct {
// Metric unit (see schema/unit.schema.json)
Unit string `json:"unit" example:"GHz"`
Avg float64 `json:"avg" example:"2500" minimum:"0"` // Job metric average
Min float64 `json:"min" example:"2000" minimum:"0"` // Job metric minimum
Max float64 `json:"max" example:"3000" minimum:"0"` // Job metric maximum
}
// Tag model
// @Description Defines B tag using name and type.
type Tag struct {
// The unique DB identifier of a tag
ID int64 `json:"id" db:"id"`
Type string `json:"type" db:"tag_type" example:"Debug"` // Tag Type
Name string `json:"name" db:"tag_name" example:"Testjob"` // Tag Name
}
// Resource model
// @Description A resource used by a job
type Resource struct {
Hostname string `json:"hostname"` // Name of the host (= node)
HWThreads []int `json:"hwthreads,omitempty"` // List of OS processor ids
Accelerators []string `json:"accelerators,omitempty"` // List of of accelerator device ids
Configuration string `json:"configuration,omitempty"` // The configuration options of the node
}
type JobState string
const (
JobStateRunning JobState = "running"
JobStateCompleted JobState = "completed"
JobStateFailed JobState = "failed"
JobStateCancelled JobState = "cancelled"
JobStateStopped JobState = "stopped"
JobStateTimeout JobState = "timeout"
JobStatePreempted JobState = "preempted"
JobStateOutOfMemory JobState = "out_of_memory"
)
func (e *JobState) UnmarshalGQL(v interface{}) error {
str, ok := v.(string)
if !ok {
return fmt.Errorf("enums must be strings")
}
*e = JobState(str)
if !e.Valid() {
return errors.New("invalid job state")
}
return nil
}
func (e JobState) MarshalGQL(w io.Writer) {
fmt.Fprintf(w, "\"%s\"", e)
}
func (e JobState) Valid() bool {
return e == JobStateRunning ||
e == JobStateCompleted ||
e == JobStateFailed ||
e == JobStateCancelled ||
e == JobStateStopped ||
e == JobStateTimeout ||
e == JobStatePreempted ||
e == JobStateOutOfMemory
}