forked from argoproj/argo-workflows
/
submit.go
242 lines (213 loc) · 8.15 KB
/
submit.go
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package commands
import (
"log"
"os"
"strings"
"github.com/argoproj/pkg/errors"
argoJson "github.com/argoproj/pkg/json"
"github.com/spf13/cobra"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/argoproj/argo/cmd/argo/commands/client"
"github.com/argoproj/argo/pkg/apiclient/cronworkflow"
workflowpkg "github.com/argoproj/argo/pkg/apiclient/workflow"
"github.com/argoproj/argo/pkg/apis/workflow"
wfv1 "github.com/argoproj/argo/pkg/apis/workflow/v1alpha1"
"github.com/argoproj/argo/workflow/common"
"github.com/argoproj/argo/workflow/util"
)
// cliSubmitOpts holds submission options specific to CLI submission (e.g. controlling output)
type cliSubmitOpts struct {
output string // --output
wait bool // --wait
watch bool // --watch
strict bool // --strict
priority *int32 // --priority
}
func NewSubmitCommand() *cobra.Command {
var (
submitOpts util.SubmitOpts
cliSubmitOpts cliSubmitOpts
priority int32
from string
)
var command = &cobra.Command{
Use: "submit [FILE... | --from `kind/name]",
Short: "submit a workflow",
Example: `# Submit multiple workflows from files:
argo submit my-wf.yaml
# Submit a single workflow from an existing resource
argo submit --from cronwf/my-cron-wf
`,
Run: func(cmd *cobra.Command, args []string) {
if cmd.Flag("priority").Changed {
cliSubmitOpts.priority = &priority
}
if from != "" {
if len(args) != 0 {
cmd.HelpFunc()(cmd, args)
os.Exit(1)
}
submitWorkflowFromResource(from, &submitOpts, &cliSubmitOpts)
} else {
submitWorkflowsFromFile(args, &submitOpts, &cliSubmitOpts)
}
},
}
command.Flags().StringVar(&submitOpts.Name, "name", "", "override metadata.name")
command.Flags().StringVar(&submitOpts.GenerateName, "generate-name", "", "override metadata.generateName")
command.Flags().StringVar(&submitOpts.Entrypoint, "entrypoint", "", "override entrypoint")
command.Flags().StringArrayVarP(&submitOpts.Parameters, "parameter", "p", []string{}, "pass an input parameter")
command.Flags().StringVar(&submitOpts.ServiceAccount, "serviceaccount", "", "run all pods in the workflow using specified serviceaccount")
command.Flags().StringVar(&submitOpts.InstanceID, "instanceid", "", "submit with a specific controller's instance id label")
command.Flags().BoolVar(&submitOpts.DryRun, "dry-run", false, "modify the workflow on the client-side without creating it")
command.Flags().BoolVar(&submitOpts.ServerDryRun, "server-dry-run", false, "send request to server with dry-run flag which will modify the workflow without creating it")
command.Flags().StringVarP(&cliSubmitOpts.output, "output", "o", "", "Output format. One of: name|json|yaml|wide")
command.Flags().BoolVarP(&cliSubmitOpts.wait, "wait", "w", false, "wait for the workflow to complete")
command.Flags().BoolVar(&cliSubmitOpts.watch, "watch", false, "watch the workflow until it completes")
command.Flags().BoolVar(&cliSubmitOpts.strict, "strict", true, "perform strict workflow validation")
command.Flags().Int32Var(&priority, "priority", 0, "workflow priority")
command.Flags().StringVarP(&submitOpts.ParameterFile, "parameter-file", "f", "", "pass a file containing all input parameters")
command.Flags().StringVarP(&submitOpts.Labels, "labels", "l", "", "Comma separated labels to apply to the workflow. Will override previous values.")
command.Flags().StringVar(&from, "from", "", "Submit from an existing `kind/name` E.g., --from=cronwf/hello-world-cwf")
// Only complete files with appropriate extension.
err := command.Flags().SetAnnotation("parameter-file", cobra.BashCompFilenameExt, []string{"json", "yaml", "yml"})
if err != nil {
log.Fatal(err)
}
return command
}
func submitWorkflowsFromFile(filePaths []string, submitOpts *util.SubmitOpts, cliOpts *cliSubmitOpts) {
fileContents, err := util.ReadManifest(filePaths...)
errors.CheckError(err)
var workflows []wfv1.Workflow
for _, body := range fileContents {
wfs := unmarshalWorkflows(body, cliOpts.strict)
workflows = append(workflows, wfs...)
}
submitWorkflows(workflows, submitOpts, cliOpts)
}
func submitWorkflowFromResource(resourceIdentifier string, submitOpts *util.SubmitOpts, cliOpts *cliSubmitOpts) {
parts := strings.SplitN(resourceIdentifier, "/", 2)
if len(parts) != 2 {
log.Fatalf("resource identifier '%s' is malformed. Should be `kind/name`, e.g. cronwf/hello-world-cwf", resourceIdentifier)
}
kind := parts[0]
name := parts[1]
ctx, apiClient := client.NewAPIClient()
serviceClient := apiClient.NewCronWorkflowServiceClient()
namespace := client.Namespace()
var workflowToSubmit *wfv1.Workflow
switch kind {
case workflow.CronWorkflowKind, workflow.CronWorkflowSingular, workflow.CronWorkflowPlural, workflow.CronWorkflowShortName:
cronWf, err := serviceClient.GetCronWorkflow(ctx, &cronworkflow.GetCronWorkflowRequest{
Name: name,
Namespace: namespace,
})
if err != nil {
log.Fatalf("Unable to get CronWorkflow '%s': %s", name, err)
}
workflowToSubmit, err = common.ConvertCronWorkflowToWorkflow(cronWf)
if err != nil {
log.Fatalf("Unable to create Workflow from CronWorkflow '%s': %s", name, err)
}
default:
log.Fatalf("Resource kind '%s' is not supported with --from", kind)
}
submitWorkflows([]wfv1.Workflow{*workflowToSubmit}, submitOpts, cliOpts)
}
func submitWorkflows(workflows []wfv1.Workflow, submitOpts *util.SubmitOpts, cliOpts *cliSubmitOpts) {
ctx, apiClient := client.NewAPIClient()
serviceClient := apiClient.NewWorkflowServiceClient()
namespace := client.Namespace()
if cliOpts.watch {
if len(workflows) > 1 {
log.Fatalf("Cannot watch more than one workflow")
}
if cliOpts.wait {
log.Fatalf("--wait cannot be combined with --watch")
}
if submitOpts.DryRun {
log.Fatalf("--watch cannot be combined with --dry-run")
}
if submitOpts.ServerDryRun {
log.Fatalf("--watch cannot be combined with --server-dry-run")
}
}
if cliOpts.wait {
if submitOpts.DryRun {
log.Fatalf("--wait cannot be combined with --dry-run")
}
if submitOpts.ServerDryRun {
log.Fatalf("--wait cannot be combined with --server-dry-run")
}
}
if submitOpts.DryRun {
if cliOpts.output == "" {
log.Fatalf("--dry-run should have an output option")
}
if submitOpts.ServerDryRun {
log.Fatalf("--dry-run cannot be combined with --server-dry-run")
}
}
if submitOpts.ServerDryRun {
if cliOpts.output == "" {
log.Fatalf("--server-dry-run should have an output option")
}
}
if len(workflows) == 0 {
log.Println("No Workflow found in given files")
os.Exit(1)
}
var workflowNames []string
for _, wf := range workflows {
if wf.Namespace == "" {
// This is here to avoid passing an empty namespace when using --server-dry-run
wf.Namespace = namespace
}
err := util.ApplySubmitOpts(&wf, submitOpts)
errors.CheckError(err)
wf.Spec.Priority = cliOpts.priority
options := &metav1.CreateOptions{}
if submitOpts.DryRun {
options.DryRun = []string{"All"}
}
created, err := serviceClient.CreateWorkflow(ctx, &workflowpkg.WorkflowCreateRequest{
Namespace: wf.Namespace,
Workflow: &wf,
InstanceID: submitOpts.InstanceID,
ServerDryRun: submitOpts.ServerDryRun,
CreateOptions: options,
})
if err != nil {
log.Fatalf("Failed to submit workflow: %v", err)
}
printWorkflow(created, cliOpts.output, DefaultStatus)
workflowNames = append(workflowNames, created.Name)
}
waitOrWatch(workflowNames, *cliOpts)
}
// unmarshalWorkflows unmarshals the input bytes as either json or yaml
func unmarshalWorkflows(wfBytes []byte, strict bool) []wfv1.Workflow {
var wf wfv1.Workflow
var jsonOpts []argoJson.JSONOpt
if strict {
jsonOpts = append(jsonOpts, argoJson.DisallowUnknownFields)
}
err := argoJson.Unmarshal(wfBytes, &wf, jsonOpts...)
if err == nil {
return []wfv1.Workflow{wf}
}
yamlWfs, err := common.SplitWorkflowYAMLFile(wfBytes, strict)
if err == nil {
return yamlWfs
}
log.Fatalf("Failed to parse workflow: %v", err)
return nil
}
func waitOrWatch(workflowNames []string, cliSubmitOpts cliSubmitOpts) {
if cliSubmitOpts.wait {
WaitWorkflows(workflowNames, false, !(cliSubmitOpts.output == "" || cliSubmitOpts.output == "wide"))
} else if cliSubmitOpts.watch {
watchWorkflow(workflowNames[0])
}
}