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parser.go
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parser.go
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package parser
import (
"fmt"
"github.com/fl-flow/dag-scheduler/common/error"
"github.com/fl-flow/dag-scheduler/common/parser/dag_parser"
"github.com/fl-flow/dag-scheduler/common/parser/parameter_parser"
)
func (conf Conf) Parse() (Role2TaskParseredList, Role2Parameter, *error.Error){
var allTasksMap = make(Role2TaskParseredList)
var allParametersMap = make(Role2Parameter)
for group, groupConf := range conf.Dag {
tasks, dagerror := groupConf.Parse()
if dagerror != nil {
return allTasksMap, allParametersMap, dagerror
}
allTasksMap[group] = &tasks
}
for group, groupParameter := range conf.Parameter{
parameters, parameterError := groupParameter.Parse()
if parameterError != nil {
return allTasksMap, allParametersMap, parameterError
}
allParametersMap[group] = parameters
}
error := checkDagParameter(allTasksMap, allParametersMap)
if error != nil {
return allTasksMap, allParametersMap, error
}
return allTasksMap, allParametersMap, nil
}
func checkDagParameter(
taskMap Role2TaskParseredList,
parameterMap Role2Parameter,
) *error.Error {
for group, tasks := range taskMap {
p, ok := parameterMap[group]
if !ok {
return &error.Error{
Code: 11021,
Hits: group,
}
}
e := checkOneceDagParameter(*tasks, p)
if e != nil {
return e
}
}
return nil
}
func checkOneceDagParameter(
tasks dagparser.TaskParseredList,
parameters parameterparser.Parameter) *error.Error {
if len(tasks) != len(parameters.Tasks) {
return &error.Error{Code: 12010}
}
for _, task := range tasks {
_, ok := parameters.Tasks[task.Name]
if !ok {
return &error.Error{
Code: 12020,
Hits: fmt.Sprintf(
"dag's task %v is not in parameters",
task.Name,
),
}
}
}
return nil
}