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fix: wsbuilder: complete job and mark workspace deleted if no provisioners available#18465

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26 changes: 17 additions & 9 deletionscli/delete_test.go
View file
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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,6 +4,7 @@ import (
"context"
"fmt"
"io"
"net/http"
"testing"

"github.com/stretchr/testify/assert"
Expand DownExpand Up@@ -51,28 +52,35 @@ func TestDelete(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{IncludeProvisionerDaemon: true})
owner := coderdtest.CreateFirstUser(t, client)
version := coderdtest.CreateTemplateVersion(t, client, owner.OrganizationID, nil)
coderdtest.AwaitTemplateVersionJobCompleted(t, client, version.ID)
template := coderdtest.CreateTemplate(t, client, owner.OrganizationID, version.ID)
workspace := coderdtest.CreateWorkspace(t, client, template.ID)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, client, workspace.LatestBuild.ID)
templateAdmin, _ := coderdtest.CreateAnotherUser(t, client, owner.OrganizationID, rbac.RoleTemplateAdmin())
version := coderdtest.CreateTemplateVersion(t, templateAdmin, owner.OrganizationID, nil)
coderdtest.AwaitTemplateVersionJobCompleted(t, templateAdmin, version.ID)
template := coderdtest.CreateTemplate(t, templateAdmin, owner.OrganizationID, version.ID)
workspace := coderdtest.CreateWorkspace(t, templateAdmin, template.ID)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, templateAdmin, workspace.LatestBuild.ID)

ctx := testutil.Context(t, testutil.WaitShort)
inv, root := clitest.New(t, "delete", workspace.Name, "-y", "--orphan")
clitest.SetupConfig(t, templateAdmin, root)

//nolint:gocritic // Deleting orphaned workspaces requires an admin.
clitest.SetupConfig(t, client, root)
doneChan := make(chan struct{})
pty := ptytest.New(t).Attach(inv)
inv.Stderr = pty.Output()
go func() {
defer close(doneChan)
err := inv.Run()
err := inv.WithContext(ctx).Run()
// When running with the race detector on, we sometimes get an EOF.
if err != nil {
assert.ErrorIs(t, err, io.EOF)
}
}()
pty.ExpectMatch("has been deleted")
<-doneChan
testutil.TryReceive(ctx, t, doneChan)

_, err := client.Workspace(ctx, workspace.ID)
require.Error(t, err)
cerr := coderdtest.SDKError(t, err)
require.Equal(t, http.StatusGone, cerr.StatusCode())
})

// Super orphaned, as the workspace doesn't even have a user.
Expand Down
3 changes: 2 additions & 1 deletioncoderd/database/dbmem/dbmem.go
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Original file line numberDiff line numberDiff line change
Expand Up@@ -4464,7 +4464,8 @@ func (q *FakeQuerier) GetProvisionerDaemons(_ context.Context) ([]database.Provi
defer q.mutex.RUnlock()

if len(q.provisionerDaemons) == 0 {
return nil, sql.ErrNoRows
// Returning err=nil here for consistency with real querier
return []database.ProvisionerDaemon{}, nil
}
// copy the data so that the caller can't manipulate any data inside dbmem
// after returning
Expand Down
40 changes: 36 additions & 4 deletionscoderd/workspacebuilds.go
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Original file line numberDiff line numberDiff line change
Expand Up@@ -3,6 +3,7 @@ package coderd
import (
"context"
"database/sql"
"encoding/json"
"errors"
"fmt"
"math"
Expand DownExpand Up@@ -423,20 +424,51 @@ func (api *API) postWorkspaceBuilds(rw http.ResponseWriter, r *http.Request) {
return
}

var queuePos database.GetProvisionerJobsByIDsWithQueuePositionRow
if provisionerJob != nil {
queuePos.ProvisionerJob = *provisionerJob
queuePos.QueuePosition = 0
if err := provisionerjobs.PostJob(api.Pubsub, *provisionerJob); err != nil {
// Client probably doesn't care about this error, so just log it.
api.Logger.Error(ctx, "failed to post provisioner job to pubsub", slog.Error(err))
}

// We may need to complete the audit if wsbuilder determined that
// no provisioner could handle an orphan-delete job and completed it.
if createBuild.Orphan && createBuild.Transition == codersdk.WorkspaceTransitionDelete && provisionerJob.CompletedAt.Valid {
buildResourceInfo := audit.AdditionalFields{
WorkspaceName: workspace.Name,
BuildNumber: strconv.Itoa(int(workspaceBuild.BuildNumber)),
BuildReason: workspaceBuild.Reason,
WorkspaceID: workspace.ID,
WorkspaceOwner: workspace.OwnerName,
}
briBytes, err := json.Marshal(buildResourceInfo)
if err != nil {
api.Logger.Error(ctx, "failed to marshal build resource info for audit", slog.Error(err))
}
auditor := api.Auditor.Load()
bag := audit.BaggageFromContext(ctx)
audit.BackgroundAudit(ctx, &audit.BackgroundAuditParams[database.WorkspaceBuild]{
Audit: *auditor,
Log: api.Logger,
UserID: provisionerJob.InitiatorID,
OrganizationID: workspace.OrganizationID,
RequestID: provisionerJob.ID,
IP: bag.IP,
Action: database.AuditActionDelete,
Old: previousWorkspaceBuild,
New: *workspaceBuild,
Status: http.StatusOK,
AdditionalFields: briBytes,
})
}
}

apiBuild, err := api.convertWorkspaceBuild(
*workspaceBuild,
workspace,
database.GetProvisionerJobsByIDsWithQueuePositionRow{
ProvisionerJob: *provisionerJob,
QueuePosition: 0,
},
queuePos,
[]database.WorkspaceResource{},
[]database.WorkspaceResourceMetadatum{},
[]database.WorkspaceAgent{},
Expand Down
192 changes: 163 additions & 29 deletionscoderd/workspacebuilds_test.go
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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,7 @@
package coderd_test

import (
"bytes"
"context"
"database/sql"
"errors"
Expand All@@ -25,6 +26,7 @@ import (
"github.com/coder/coder/v2/coderd/coderdtest/oidctest"
"github.com/coder/coder/v2/coderd/database"
"github.com/coder/coder/v2/coderd/database/dbauthz"
"github.com/coder/coder/v2/coderd/database/dbfake"
"github.com/coder/coder/v2/coderd/database/dbgen"
"github.com/coder/coder/v2/coderd/database/dbtestutil"
"github.com/coder/coder/v2/coderd/database/dbtime"
Expand DownExpand Up@@ -371,42 +373,174 @@ func TestWorkspaceBuildsProvisionerState(t *testing.T) {

t.Run("Orphan", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{IncludeProvisionerDaemon: true})
first := coderdtest.CreateFirstUser(t, client)

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
Comment on lines -374 to -378
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review: refactored to use dbfake instead


version := coderdtest.CreateTemplateVersion(t, client, first.OrganizationID, nil)
template := coderdtest.CreateTemplate(t, client, first.OrganizationID, version.ID)
coderdtest.AwaitTemplateVersionJobCompleted(t, client, version.ID)
t.Run("WithoutDelete", func(t *testing.T) {
t.Parallel()
client, store := coderdtest.NewWithDatabase(t, nil)
first := coderdtest.CreateFirstUser(t, client)
templateAdmin, templateAdminUser := coderdtest.CreateAnotherUser(t, client, first.OrganizationID, rbac.RoleTemplateAdmin())

r := dbfake.WorkspaceBuild(t, store, database.WorkspaceTable{
OwnerID: templateAdminUser.ID,
OrganizationID: first.OrganizationID,
}).Do()

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()

// Trying to orphan without delete transition fails.
_, err := templateAdmin.CreateWorkspaceBuild(ctx, r.Workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: r.TemplateVersion.ID,
Transition: codersdk.WorkspaceTransitionStart,
Orphan: true,
})
require.Error(t, err, "Orphan is only permitted when deleting a workspace.")
cerr := coderdtest.SDKError(t, err)
require.Equal(t, http.StatusBadRequest, cerr.StatusCode())
})

workspace := coderdtest.CreateWorkspace(t, client, template.ID)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, client, workspace.LatestBuild.ID)
t.Run("WithState", func(t *testing.T) {
t.Parallel()
client, store := coderdtest.NewWithDatabase(t, nil)
first := coderdtest.CreateFirstUser(t, client)
templateAdmin, templateAdminUser := coderdtest.CreateAnotherUser(t, client, first.OrganizationID, rbac.RoleTemplateAdmin())

r := dbfake.WorkspaceBuild(t, store, database.WorkspaceTable{
OwnerID: templateAdminUser.ID,
OrganizationID: first.OrganizationID,
}).Do()

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()

// Providing both state and orphan fails.
_, err := templateAdmin.CreateWorkspaceBuild(ctx, r.Workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: r.TemplateVersion.ID,
Transition: codersdk.WorkspaceTransitionDelete,
ProvisionerState: []byte(" "),
Orphan: true,
})
require.Error(t, err)
cerr := coderdtest.SDKError(t, err)
require.Equal(t, http.StatusBadRequest, cerr.StatusCode())
})

// Providing both state and orphan fails.
_, err := client.CreateWorkspaceBuild(ctx, workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: workspace.LatestBuild.TemplateVersionID,
Transition: codersdk.WorkspaceTransitionDelete,
ProvisionerState: []byte(" "),
Orphan: true,
t.Run("NoPermission", func(t *testing.T) {
t.Parallel()
client, store := coderdtest.NewWithDatabase(t, nil)
first := coderdtest.CreateFirstUser(t, client)
member, memberUser := coderdtest.CreateAnotherUser(t, client, first.OrganizationID)

r := dbfake.WorkspaceBuild(t, store, database.WorkspaceTable{
OwnerID: memberUser.ID,
OrganizationID: first.OrganizationID,
}).Do()

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()

// Trying to orphan without being a template admin fails.
_, err := member.CreateWorkspaceBuild(ctx, r.Workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: r.TemplateVersion.ID,
Transition: codersdk.WorkspaceTransitionDelete,
Orphan: true,
})
require.Error(t, err)
cerr := coderdtest.SDKError(t, err)
require.Equal(t, http.StatusForbidden, cerr.StatusCode())
})
require.Error(t, err)
cerr := coderdtest.SDKError(t, err)
require.Equal(t, http.StatusBadRequest, cerr.StatusCode())

// Regular orphan operation succeeds.
build, err := client.CreateWorkspaceBuild(ctx, workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: workspace.LatestBuild.TemplateVersionID,
Transition: codersdk.WorkspaceTransitionDelete,
Orphan: true,
t.Run("OK", func(t *testing.T) {
// Include a provisioner so that we can test that provisionerdserver
// performs deletion.
auditor := audit.NewMock()
client, store := coderdtest.NewWithDatabase(t, &coderdtest.Options{IncludeProvisionerDaemon: true, Auditor: auditor})
first := coderdtest.CreateFirstUser(t, client)
templateAdmin, templateAdminUser := coderdtest.CreateAnotherUser(t, client, first.OrganizationID, rbac.RoleTemplateAdmin())

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
// This is a valid zip file. Without this the job will fail to complete.
// TODO: add this to dbfake by default.
zipBytes := make([]byte, 22)
zipBytes[0] = 80
zipBytes[1] = 75
zipBytes[2] = 0o5
zipBytes[3] = 0o6
uploadRes, err := client.Upload(ctx, codersdk.ContentTypeZip, bytes.NewReader(zipBytes))
require.NoError(t, err)

tv := dbfake.TemplateVersion(t, store).
FileID(uploadRes.ID).
Seed(database.TemplateVersion{
OrganizationID: first.OrganizationID,
CreatedBy: templateAdminUser.ID,
}).
Do()

r := dbfake.WorkspaceBuild(t, store, database.WorkspaceTable{
OwnerID: templateAdminUser.ID,
OrganizationID: first.OrganizationID,
TemplateID: tv.Template.ID,
}).Do()

auditor.ResetLogs()
// Regular orphan operation succeeds.
build, err := templateAdmin.CreateWorkspaceBuild(ctx, r.Workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: r.TemplateVersion.ID,
Transition: codersdk.WorkspaceTransitionDelete,
Orphan: true,
})
require.NoError(t, err)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, client, build.ID)

// Validate that the deletion was audited.
require.True(t, auditor.Contains(t, database.AuditLog{
ResourceID: build.ID,
Action: database.AuditActionDelete,
}))
})
require.NoError(t, err)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, client, build.ID)

_, err = client.Workspace(ctx, workspace.ID)
require.Error(t, err)
require.Equal(t, http.StatusGone, coderdtest.SDKError(t, err).StatusCode())
Comment on lines -407 to -409
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review: moved this check to the relevant CLI test

t.Run("NoProvisioners", func(t *testing.T) {
t.Parallel()
auditor := audit.NewMock()
client, store := coderdtest.NewWithDatabase(t, &coderdtest.Options{Auditor: auditor})
first := coderdtest.CreateFirstUser(t, client)
templateAdmin, templateAdminUser := coderdtest.CreateAnotherUser(t, client, first.OrganizationID, rbac.RoleTemplateAdmin())

ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
r := dbfake.WorkspaceBuild(t, store, database.WorkspaceTable{
OwnerID: templateAdminUser.ID,
OrganizationID: first.OrganizationID,
}).Do()

// nolint:gocritic // For testing
daemons, err := store.GetProvisionerDaemons(dbauthz.AsSystemReadProvisionerDaemons(ctx))
require.NoError(t, err)
require.Empty(t, daemons, "Provisioner daemons should be empty for this test")

// Orphan deletion still succeeds despite no provisioners being available.
build, err := templateAdmin.CreateWorkspaceBuild(ctx, r.Workspace.ID, codersdk.CreateWorkspaceBuildRequest{
TemplateVersionID: r.TemplateVersion.ID,
Transition: codersdk.WorkspaceTransitionDelete,
Orphan: true,
})
require.NoError(t, err)
require.Equal(t, codersdk.WorkspaceTransitionDelete, build.Transition)
require.Equal(t, codersdk.ProvisionerJobFailed, build.Job.Status)
require.Contains(t, build.Job.Error, "No provisioners were available to handle the request")

ws, err := client.Workspace(ctx, r.Workspace.ID)
require.Empty(t, ws)
require.Equal(t, http.StatusGone, coderdtest.SDKError(t, err).StatusCode())

// Validate that the deletion was audited.
require.True(t, auditor.Contains(t, database.AuditLog{
ResourceID: build.ID,
Action: database.AuditActionDelete,
}))
})
})
}

Expand Down
42 changes: 42 additions & 0 deletionscoderd/wsbuilder/wsbuilder.go
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Original file line numberDiff line numberDiff line change
Expand Up@@ -464,6 +464,48 @@ func (b *Builder) buildTx(authFunc func(action policy.Action, object rbac.Object
return BuildError{http.StatusInternalServerError, "get workspace build", err}
}

// If the requestor is trying to orphan-delete a workspace and there are no
// provisioners available, we should complete the build and mark the
// workspace as deleted ourselves.
// Orphan-deleting a workspace sends an empty state to Terraform, which means
// it won't actually delete anything.
// There are cases where tagged provisioner daemons have been decommissioned
// without deleting the relevant workspaces, and without any provisioners
// available these workspaces cannot be deleted.
hasActiveEligibleProvisioner := false
for _, pd := range provisionerDaemons {
age := now.Sub(pd.ProvisionerDaemon.LastSeenAt.Time)
if age <= provisionerdserver.StaleInterval {
hasActiveEligibleProvisioner = true
break
}
}
if b.state.orphan && !hasActiveEligibleProvisioner {
// nolint: gocritic // At this moment, we are pretending to be provisionerd.
if err := store.UpdateProvisionerJobWithCompleteWithStartedAtByID(dbauthz.AsProvisionerd(b.ctx), database.UpdateProvisionerJobWithCompleteWithStartedAtByIDParams{
CompletedAt: sql.NullTime{Valid: true, Time: now},
Error: sql.NullString{Valid: true, String: "No provisioners were available to handle the request. The workspace has been deleted. No resources were destroyed."},
ErrorCode: sql.NullString{Valid: false},
ID: provisionerJob.ID,
StartedAt: sql.NullTime{Valid: true, Time: now},
UpdatedAt: now,
}); err != nil {
return BuildError{http.StatusInternalServerError, "mark orphan-delete provisioner job as completed", err}
}

// Re-fetch the completed provisioner job.
if pj, err := store.GetProvisionerJobByID(b.ctx, provisionerJob.ID); err == nil {
provisionerJob = pj
}

if err := store.UpdateWorkspaceDeletedByID(b.ctx, database.UpdateWorkspaceDeletedByIDParams{
ID: b.workspace.ID,
Deleted: true,
}); err != nil {
return BuildError{http.StatusInternalServerError, "mark workspace as deleted", err}
}
}

return nil
}, nil)
if err != nil {
Expand Down
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