Files
onepanel/server/workflow_server.go
2020-04-28 16:59:24 -07:00

455 lines
13 KiB
Go

package server
import (
"context"
"github.com/onepanelio/core/pkg/util"
"github.com/onepanelio/core/server/converter"
"google.golang.org/grpc/codes"
"math"
"sort"
"strings"
"time"
"github.com/golang/protobuf/ptypes/empty"
"github.com/onepanelio/core/api"
v1 "github.com/onepanelio/core/pkg"
"github.com/onepanelio/core/pkg/util/ptr"
"github.com/onepanelio/core/server/auth"
)
type WorkflowServer struct{}
func NewWorkflowServer() *WorkflowServer {
return &WorkflowServer{}
}
func GenApiWorkflowExecution(wf *v1.WorkflowExecution) (workflow *api.WorkflowExecution) {
return apiWorkflowExecution(wf)
}
func apiWorkflowExecution(wf *v1.WorkflowExecution) (workflow *api.WorkflowExecution) {
workflow = &api.WorkflowExecution{
CreatedAt: wf.CreatedAt.Format(time.RFC3339),
Name: wf.Name,
Uid: wf.UID,
Phase: string(wf.Phase),
Manifest: wf.Manifest,
}
if !wf.StartedAt.IsZero() {
workflow.StartedAt = wf.StartedAt.Format(time.RFC3339)
}
if !wf.FinishedAt.IsZero() {
workflow.FinishedAt = wf.FinishedAt.Format(time.RFC3339)
}
if wf.WorkflowTemplate != nil {
workflow.WorkflowTemplate = apiWorkflowTemplate(wf.WorkflowTemplate)
}
return
}
func (s *WorkflowServer) CreateWorkflowExecution(ctx context.Context, req *api.CreateWorkflowExecutionRequest) (*api.WorkflowExecution, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "create", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
workflow := &v1.WorkflowExecution{
Labels: converter.APIKeyValueToLabel(req.WorkflowExecution.Labels),
WorkflowTemplate: &v1.WorkflowTemplate{
UID: req.WorkflowExecution.WorkflowTemplate.Uid,
Version: req.WorkflowExecution.WorkflowTemplate.Version,
},
}
for _, param := range req.WorkflowExecution.Parameters {
workflow.Parameters = append(workflow.Parameters, v1.WorkflowExecutionParameter{
Name: param.Name,
Value: ptr.String(param.Value),
})
}
wf, err := client.CreateWorkflowExecution(req.Namespace, workflow)
if err != nil {
return nil, err
}
return apiWorkflowExecution(wf), nil
}
func (s *WorkflowServer) AddWorkflowExecutionStatistics(ctx context.Context, req *api.AddWorkflowExecutionStatisticRequest) (*empty.Empty, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "create", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return &empty.Empty{}, err
}
workflowOutcomeIsSuccess := false
if req.Statistics.WorkflowStatus == "Succeeded" {
workflowOutcomeIsSuccess = true
}
err = client.FinishWorkflowExecutionStatisticViaExitHandler(req.Namespace, req.Name,
req.Statistics.WorkflowTemplateId, workflowOutcomeIsSuccess)
if err != nil {
return &empty.Empty{}, err
}
return &empty.Empty{}, nil
}
func (s *WorkflowServer) CronStartWorkflowExecutionStatistic(ctx context.Context, req *api.CronStartWorkflowExecutionStatisticRequest) (*empty.Empty, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return &empty.Empty{}, err
}
err = client.CronStartWorkflowExecutionStatisticInsert(req.Namespace, req.Name, req.Statistics.WorkflowTemplateId)
if err != nil {
return &empty.Empty{}, err
}
return &empty.Empty{}, nil
}
func (s *WorkflowServer) GetWorkflowExecution(ctx context.Context, req *api.GetWorkflowExecutionRequest) (*api.WorkflowExecution, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return nil, err
}
wf, err := client.GetWorkflowExecution(req.Namespace, req.Name)
if err != nil {
return nil, err
}
return apiWorkflowExecution(wf), nil
}
func (s *WorkflowServer) WatchWorkflowExecution(req *api.WatchWorkflowExecutionRequest, stream api.WorkflowService_WatchWorkflowExecutionServer) error {
client := stream.Context().Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return err
}
watcher, err := client.WatchWorkflowExecution(req.Namespace, req.Name)
if err != nil {
return err
}
wf := &v1.WorkflowExecution{}
ticker := time.NewTicker(time.Second)
for {
select {
case wf = <-watcher:
case <-ticker.C:
}
if wf == nil {
break
}
if err := stream.Send(apiWorkflowExecution(wf)); err != nil {
return err
}
}
return nil
}
func (s *WorkflowServer) GetWorkflowExecutionLogs(req *api.GetWorkflowExecutionLogsRequest, stream api.WorkflowService_GetWorkflowExecutionLogsServer) error {
client := stream.Context().Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return err
}
watcher, err := client.GetWorkflowExecutionLogs(req.Namespace, req.Name, req.PodName, req.ContainerName)
if err != nil {
return err
}
le := &v1.LogEntry{}
for {
le = <-watcher
if le == nil {
break
}
if err := stream.Send(&api.LogEntry{
Timestamp: le.Timestamp.String(),
Content: le.Content,
}); err != nil {
return err
}
}
return nil
}
func (s *WorkflowServer) GetWorkflowExecutionMetrics(ctx context.Context, req *api.GetWorkflowExecutionMetricsRequest) (*api.GetWorkflowExecutionMetricsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return nil, err
}
metrics, err := client.GetWorkflowExecutionMetrics(req.Namespace, req.Name, req.PodName)
if err != nil {
return nil, err
}
var apiMetrics []*api.Metric
for _, m := range metrics {
apiMetrics = append(apiMetrics, &api.Metric{
Name: m.Name,
Value: m.Value,
Format: m.Format,
})
}
if len(apiMetrics) == 0 {
return nil, util.NewUserError(codes.NotFound, "Metrics were not found.")
}
return &api.GetWorkflowExecutionMetricsResponse{Metrics: apiMetrics}, nil
}
func (s *WorkflowServer) ListWorkflowExecutions(ctx context.Context, req *api.ListWorkflowExecutionsRequest) (*api.ListWorkflowExecutionsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "list", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
if req.PageSize <= 0 {
req.PageSize = 15
}
workflows, err := client.ListWorkflowExecutions(req.Namespace, req.WorkflowTemplateUid, req.WorkflowTemplateVersion)
if err != nil {
return nil, err
}
var apiWorkflowExecutions []*api.WorkflowExecution
for _, wf := range workflows {
apiWorkflowExecutions = append(apiWorkflowExecutions, apiWorkflowExecution(wf))
}
pages := int32(math.Ceil(float64(len(apiWorkflowExecutions)) / float64(req.PageSize)))
if req.Page > pages {
req.Page = pages
}
if req.Page <= 0 {
req.Page = 1
}
start := (req.Page - 1) * req.PageSize
end := start + req.PageSize
if end >= int32(len(apiWorkflowExecutions)) {
end = int32(len(apiWorkflowExecutions))
}
return &api.ListWorkflowExecutionsResponse{
Count: end - start,
WorkflowExecutions: apiWorkflowExecutions[start:end],
Page: req.Page,
Pages: pages,
TotalCount: int32(len(apiWorkflowExecutions)),
}, nil
}
func (s *WorkflowServer) ResubmitWorkflowExecution(ctx context.Context, req *api.ResubmitWorkflowExecutionRequest) (*api.WorkflowExecution, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "create", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return nil, err
}
wf, err := client.ResubmitWorkflowExecution(req.Namespace, req.Name)
if err != nil {
return nil, err
}
return apiWorkflowExecution(wf), nil
}
func (s *WorkflowServer) TerminateWorkflowExecution(ctx context.Context, req *api.TerminateWorkflowExecutionRequest) (*empty.Empty, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "update", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
err = client.TerminateWorkflowExecution(req.Namespace, req.Name)
if err != nil {
return nil, err
}
return &empty.Empty{}, nil
}
func (s *WorkflowServer) GetArtifact(ctx context.Context, req *api.GetArtifactRequest) (*api.ArtifactResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return nil, err
}
data, err := client.GetArtifact(req.Namespace, req.Name, req.Key)
if err != nil {
return nil, err
}
return &api.ArtifactResponse{
Data: data,
}, nil
}
func (s *WorkflowServer) ListFiles(ctx context.Context, req *api.ListFilesRequest) (*api.ListFilesResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", req.Name)
if err != nil || !allowed {
return nil, err
}
files, err := client.ListFiles(req.Namespace, req.Path)
if err != nil {
return nil, err
}
apiFiles := make([]*api.File, len(files))
for i, file := range files {
apiFiles[i] = &api.File{
Path: file.Path,
Name: file.Name,
Extension: file.Extension,
Directory: file.Directory,
Size: file.Size,
ContentType: file.ContentType,
LastModified: file.LastModified.UTC().Format(time.RFC3339),
}
}
sort.Slice(apiFiles, func(i, j int) bool {
fileI := apiFiles[i]
fileJ := apiFiles[j]
if fileI.Directory && !fileJ.Directory {
return true
}
return strings.Compare(fileI.Path, fileJ.Path) < 0
})
parentPath := v1.FilePathToParentPath(req.Path)
return &api.ListFilesResponse{
Files: apiFiles,
ParentPath: parentPath,
}, nil
}
func (s *WorkflowServer) GetWorkflowExecutionLabels(ctx context.Context, req *api.GetLabelsRequest) (*api.GetLabelsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "get", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
labels, err := client.GetWorkflowExecutionLabels(req.Namespace, req.Name, "tags.onepanel.io/")
if err != nil {
return nil, err
}
resp := &api.GetLabelsResponse{
Labels: mapToKeyValue(labels),
}
return resp, nil
}
// Adds any labels that are not yet associated to the workflow execution.
// If the label already exists, overwrites it.
func (s *WorkflowServer) AddWorkflowExecutionLabels(ctx context.Context, req *api.AddLabelsRequest) (*api.GetLabelsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "update", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
keyValues := make(map[string]string)
for _, item := range req.Labels.Items {
keyValues[item.Key] = item.Value
}
labels, err := client.SetWorkflowExecutionLabels(req.Namespace, req.Name, "tags.onepanel.io/", keyValues, false)
if err != nil {
return nil, err
}
resp := &api.GetLabelsResponse{
Labels: mapToKeyValue(labels),
}
return resp, nil
}
// Deletes all of the old labels and adds the new ones.
func (s *WorkflowServer) ReplaceWorkflowExecutionLabels(ctx context.Context, req *api.ReplaceLabelsRequest) (*api.GetLabelsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "update", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
keyValues := make(map[string]string)
for _, item := range req.Labels.Items {
keyValues[item.Key] = item.Value
}
labels, err := client.SetWorkflowExecutionLabels(req.Namespace, req.Name, "tags.onepanel.io/", keyValues, true)
if err != nil {
return nil, err
}
resp := &api.GetLabelsResponse{
Labels: mapToKeyValue(labels),
}
return resp, nil
}
func (s *WorkflowServer) DeleteWorkflowExecutionLabel(ctx context.Context, req *api.DeleteLabelRequest) (*api.GetLabelsResponse, error) {
client := ctx.Value("kubeClient").(*v1.Client)
allowed, err := auth.IsAuthorized(client, req.Namespace, "delete", "argoproj.io", "workflows", "")
if err != nil || !allowed {
return nil, err
}
keyToDelete := "tags.onepanel.io/" + req.Key
labels, err := client.DeleteWorkflowExecutionLabel(req.Namespace, req.Name, keyToDelete)
if err != nil {
return nil, err
}
keyValues := make(map[string]string)
for key, val := range labels {
keyValues[key] = val
}
labels, err = client.SetWorkflowExecutionLabels(req.Namespace, req.Name, "", keyValues, true)
if err != nil {
return nil, err
}
resp := &api.GetLabelsResponse{
Labels: mapToKeyValue(labels),
}
return resp, nil
}