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package main
import (
"context"
"fmt"
"log"
"net/http"
"net/url"
"strconv"
"strings"
"time"
"github.com/gorilla/mux"
"github.com/lxc/incus/v6/internal/jmap"
"github.com/lxc/incus/v6/internal/server/operations"
"github.com/lxc/incus/v6/internal/server/response"
localUtil "github.com/lxc/incus/v6/internal/server/util"
"github.com/lxc/incus/v6/shared/api"
)
var operationCmd = APIEndpoint{
Path: "operations/{id}",
Delete: APIEndpointAction{Handler: operationDelete},
Get: APIEndpointAction{Handler: operationGet},
}
var operationsCmd = APIEndpoint{
Path: "operations",
Get: APIEndpointAction{Handler: operationsGet},
}
var operationWebsocket = APIEndpoint{
Path: "operations/{id}/websocket",
Get: APIEndpointAction{Handler: operationWebsocketGet},
}
var operationWait = APIEndpoint{
Path: "operations/{id}/wait",
Get: APIEndpointAction{Handler: operationWaitGet},
}
func operationDelete(d *Daemon, r *http.Request) response.Response {
id, err := url.PathUnescape(mux.Vars(r)["id"])
if err != nil {
return response.SmartError(err)
}
// First check if the query is for a local operation from this node
op, err := operations.OperationGetInternal(id)
if err != nil {
return response.SmartError(err)
}
_, err = op.Cancel()
if err != nil {
return response.BadRequest(err)
}
return response.EmptySyncResponse
}
func operationGet(d *Daemon, r *http.Request) response.Response {
id, err := url.PathUnescape(mux.Vars(r)["id"])
if err != nil {
return response.SmartError(err)
}
var body *api.Operation
// First check if the query is for a local operation from this node
op, err := operations.OperationGetInternal(id)
if err != nil {
return response.SmartError(err)
}
_, body, err = op.Render()
if err != nil {
log.Println(fmt.Errorf("Failed to handle operations request: %w", err))
}
return response.SyncResponse(true, body)
}
func operationsGet(d *Daemon, r *http.Request) response.Response {
recursion := localUtil.IsRecursionRequest(r)
localOperationURLs := func() (jmap.Map, error) {
// Get all the operations
ops := operations.Clone()
// Build a list of URLs
body := jmap.Map{}
for _, v := range ops {
status := strings.ToLower(v.Status().String())
_, ok := body[status]
if !ok {
body[status] = make([]string, 0)
}
body[status] = append(body[status].([]string), v.URL())
}
return body, nil
}
localOperations := func() (jmap.Map, error) {
// Get all the operations
ops := operations.Clone()
// Build a list of operations
body := jmap.Map{}
for _, v := range ops {
status := strings.ToLower(v.Status().String())
_, ok := body[status]
if !ok {
body[status] = make([]*api.Operation, 0)
}
_, op, err := v.Render()
if err != nil {
return nil, err
}
body[status] = append(body[status].([]*api.Operation), op)
}
return body, nil
}
// Start with local operations
var md jmap.Map
var err error
if recursion {
md, err = localOperations()
if err != nil {
return response.InternalError(err)
}
} else {
md, err = localOperationURLs()
if err != nil {
return response.InternalError(err)
}
}
return response.SyncResponse(true, md)
}
func operationWebsocketGet(d *Daemon, r *http.Request) response.Response {
id, err := url.PathUnescape(mux.Vars(r)["id"])
if err != nil {
return response.SmartError(err)
}
// First check if the query is for a local operation from this node
op, err := operations.OperationGetInternal(id)
if err != nil {
return response.SmartError(err)
}
return operations.OperationWebSocket(r, op)
}
func operationWaitGet(d *Daemon, r *http.Request) response.Response {
id, err := url.PathUnescape(mux.Vars(r)["id"])
if err != nil {
return response.InternalError(fmt.Errorf("Failed to extract operation ID from URL: %w", err))
}
timeoutSecs := -1
if r.FormValue("timeout") != "" {
timeoutSecs, err = strconv.Atoi(r.FormValue("timeout"))
if err != nil {
return response.InternalError(fmt.Errorf("Failed to extract operation wait timeout from URL: %w", err))
}
}
var ctx context.Context
var cancel context.CancelFunc
if timeoutSecs > -1 {
ctx, cancel = context.WithDeadline(r.Context(), time.Now().Add(time.Second*time.Duration(timeoutSecs)))
} else {
ctx, cancel = context.WithCancel(r.Context())
}
defer cancel()
op, err := operations.OperationGetInternal(id)
if err != nil {
return response.NotFound(err)
}
err = op.Wait(ctx)
if err != nil {
return response.SmartError(err)
}
_, opAPI, err := op.Render()
if err != nil {
return response.SmartError(err)
}
return response.SyncResponse(true, opAPI)
}
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