handle moves of VMs not in inventory

server/handler/vmModifyEvent.go

@@ -106,16 +106,18 @@ func (h *Handler) VmModifyEvent(w http.ResponseWriter, r *http.Request) {
 					params.UpdateType = "reconfigure"
 				}
 			case "config.managedBy": // This changes when a VM becomes a placeholder or vice versa
-
 				if change["newValue"] == "(extensionKey = \"com.vmware.vcDr\", type = \"placeholderVm\")" {
 					params.PlaceholderChange = sql.NullString{String: "placeholderVm", Valid: true}
+					h.Logger.Debug("placeholderVm")
 					changeFound = true
 					params.UpdateType = "srm"
 				} else if change["newValue"] == "<unset>" {
 					params.PlaceholderChange = sql.NullString{String: "Vm", Valid: true}
+					h.Logger.Debug("vm")
 					changeFound = true
 					params.UpdateType = "srm"
 				} else if change["newValue"] == "testVm" {
+					h.Logger.Debug("testVm")
 					params.PlaceholderChange = sql.NullString{String: "testVm", Valid: true}
 					changeFound = true
 					params.UpdateType = "srm"
@@ -217,15 +219,15 @@ func (h *Handler) VmModifyEvent(w http.ResponseWriter, r *http.Request) {
 					// TODO Add a record to the inventory table for this VM
 					h.Logger.Info("Received VM modify event for a VM not currently in the inventory. Adding to inventory")
 
-					iid, err := h.AddVmToInventory(event, ctx, unixTimestamp)
-					if err != nil {
-						h.Logger.Error("Received error adding VM to inventory", "error", err)
+					iid, err2 := h.AddVmToInventory(event, ctx, unixTimestamp)
+					if err2 != nil {
+						h.Logger.Error("Received error adding VM to inventory", "error", err2)
 						w.Header().Set("Content-Type", "application/json")
 						w.WriteHeader(http.StatusInternalServerError)
 						json.NewEncoder(w).Encode(map[string]string{
 							"status": "ERROR",
 							"message": fmt.Sprintf("Valid request but experienced error adding vm id '%s' in datacenter name '%s' to inventory table : %s",
-								event.CloudEvent.Data.VM.VM.Value, event.CloudEvent.Data.Datacenter.Name, err),
+								event.CloudEvent.Data.VM.VM.Value, event.CloudEvent.Data.Datacenter.Name, err2),
 						})
 						return
 					}

server/handler/vmMoveEvent.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"database/sql"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
@@ -66,8 +67,39 @@ func (h *Handler) VmMoveEvent(w http.ResponseWriter, r *http.Request) {
 	invResult, err := h.Database.Queries().GetInventoryVmId(ctx, invParams)
 
 	if err != nil {
+		// If a VM is being moved it must exist, so lets add an inventory record for this VM
 		h.Logger.Error("unable to find existing inventory record for this VM", "error", err)
-		// TODO - how to handle?
+		if errors.Is(err, sql.ErrNoRows) {
+			// Add a record to the inventory table for this VM
+			h.Logger.Info("Received VM modify event for a VM not currently in the inventory. Adding to inventory")
+
+			iid, err2 := h.AddVmToInventory(event, ctx, unixTimestamp)
+			if err2 != nil {
+				h.Logger.Error("Received error adding VM to inventory", "error", err2)
+				w.Header().Set("Content-Type", "application/json")
+				w.WriteHeader(http.StatusInternalServerError)
+				json.NewEncoder(w).Encode(map[string]string{
+					"status": "ERROR",
+					"message": fmt.Sprintf("Valid request but experienced error adding vm id '%s' in datacenter name '%s' to inventory table : %s",
+						event.CloudEvent.Data.VM.VM.Value, event.CloudEvent.Data.Datacenter.Name, err2),
+				})
+				return
+			}
+
+			if iid > 0 {
+				params.InventoryId = sql.NullInt64{Int64: iid, Valid: iid > 0}
+			} else {
+				h.Logger.Error("Received zero for inventory id when adding VM to inventory")
+				w.Header().Set("Content-Type", "application/json")
+				w.WriteHeader(http.StatusInternalServerError)
+				json.NewEncoder(w).Encode(map[string]string{
+					"status": "ERROR",
+					"message": fmt.Sprintf("Valid request but received zero result when adding vm id '%s' in datacenter name '%s' to inventory table",
+						event.CloudEvent.Data.VM.VM.Value, event.CloudEvent.Data.Datacenter.Name),
+				})
+				return
+			}
+		}
 	} else {
 		params.InventoryId = sql.NullInt64{Int64: invResult.Iid, Valid: invResult.Iid > 0}
 	}