feat(home): filter by connection type and agent version [EE-3373] (#7085)

api/http/handler/endpoints/endpoint_agent_versions.go

@@ -0,0 +1,50 @@
+package endpoints
+
+import (
+	"net/http"
+
+	httperror "github.com/portainer/libhttp/error"
+	"github.com/portainer/libhttp/response"
+	"github.com/portainer/portainer/api/http/security"
+	"github.com/portainer/portainer/api/internal/set"
+)
+
+// @id AgentVersions
+// @summary List agent versions
+// @description List all agent versions based on the current user authorizations and query parameters.
+// @description **Access policy**: restricted
+// @tags endpoints
+// @security ApiKeyAuth
+// @security jwt
+// @produce json
+// @success 200 {array} string "List of available agent versions"
+// @failure 500 "Server error"
+// @router /endpoints/agent_versions [get]
+
+func (handler *Handler) agentVersions(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
+	endpointGroups, err := handler.DataStore.EndpointGroup().EndpointGroups()
+	if err != nil {
+		return httperror.InternalServerError("Unable to retrieve environment groups from the database", err)
+	}
+
+	endpoints, err := handler.DataStore.Endpoint().Endpoints()
+	if err != nil {
+		return httperror.InternalServerError("Unable to retrieve environments from the database", err)
+	}
+
+	securityContext, err := security.RetrieveRestrictedRequestContext(r)
+	if err != nil {
+		return httperror.InternalServerError("Unable to retrieve info from request context", err)
+	}
+
+	filteredEndpoints := security.FilterEndpoints(endpoints, endpointGroups, securityContext)
+
+	agentVersions := set.Set[string]{}
+	for _, endpoint := range filteredEndpoints {
+		if endpoint.Agent.Version != "" {
+			agentVersions[endpoint.Agent.Version] = true
+		}
+	}
+
+	return response.JSON(w, agentVersions.Keys())
+}