portainer/api/http/handler/stacks/stack_list.go

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package stacks
import (
"net/http"
"github.com/portainer/portainer"
httperror "github.com/portainer/portainer/http/error"
"github.com/portainer/portainer/http/proxy"
"github.com/portainer/portainer/http/request"
"github.com/portainer/portainer/http/response"
"github.com/portainer/portainer/http/security"
)
type stackListOperationFilters struct {
SwarmID string `json:"SwarmID"`
EndpointID int `json:"EndpointID"`
}
// GET request on /api/stacks?(filters=<filters>)
func (handler *Handler) stackList(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
var filters stackListOperationFilters
err := request.RetrieveJSONQueryParameter(r, "filters", &filters, true)
if err != nil {
return &httperror.HandlerError{http.StatusBadRequest, "Invalid query parameter: filters", err}
}
stacks, err := handler.StackService.Stacks()
if err != nil {
return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve stacks from the database", err}
}
stacks = filterStacks(stacks, &filters)
resourceControls, err := handler.ResourceControlService.ResourceControls()
if err != nil {
return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve resource controls from the database", err}
}
securityContext, err := security.RetrieveRestrictedRequestContext(r)
if err != nil {
return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve info from request context", err}
}
filteredStacks := proxy.FilterStacks(stacks, resourceControls, securityContext.IsAdmin,
securityContext.UserID, securityContext.UserMemberships)
return response.JSON(w, filteredStacks)
}
func filterStacks(stacks []portainer.Stack, filters *stackListOperationFilters) []portainer.Stack {
if filters.EndpointID == 0 && filters.SwarmID == "" {
return stacks
}
filteredStacks := make([]portainer.Stack, 0, len(stacks))
for _, stack := range stacks {
if stack.Type == portainer.DockerComposeStack && stack.EndpointID == portainer.EndpointID(filters.EndpointID) {
filteredStacks = append(filteredStacks, stack)
}
if stack.Type == portainer.DockerSwarmStack && stack.SwarmID == filters.SwarmID {
filteredStacks = append(filteredStacks, stack)
}
}
return filteredStacks
}