Azure SD: check for nil before accessing and dereferencing (#13578)

Signed-off-by: darshanime <deathbullet@gmail.com>
This commit is contained in:
Darshan Chaudhary 2024-02-14 22:29:01 +05:30 committed by GitHub
parent 452f4c96b7
commit 0e8a2e44a4
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 115 additions and 2 deletions

View file

@ -569,7 +569,7 @@ func (client *azureClient) getScaleSetVMs(ctx context.Context, scaleSet armcompu
} }
func mapFromVM(vm armcompute.VirtualMachine) virtualMachine { func mapFromVM(vm armcompute.VirtualMachine) virtualMachine {
osType := string(*vm.Properties.StorageProfile.OSDisk.OSType) var osType string
tags := map[string]*string{} tags := map[string]*string{}
networkInterfaces := []string{} networkInterfaces := []string{}
var computerName string var computerName string
@ -580,6 +580,12 @@ func mapFromVM(vm armcompute.VirtualMachine) virtualMachine {
} }
if vm.Properties != nil { if vm.Properties != nil {
if vm.Properties.StorageProfile != nil &&
vm.Properties.StorageProfile.OSDisk != nil &&
vm.Properties.StorageProfile.OSDisk.OSType != nil {
osType = string(*vm.Properties.StorageProfile.OSDisk.OSType)
}
if vm.Properties.NetworkProfile != nil { if vm.Properties.NetworkProfile != nil {
for _, vmNIC := range vm.Properties.NetworkProfile.NetworkInterfaces { for _, vmNIC := range vm.Properties.NetworkProfile.NetworkInterfaces {
networkInterfaces = append(networkInterfaces, *vmNIC.ID) networkInterfaces = append(networkInterfaces, *vmNIC.ID)
@ -608,7 +614,7 @@ func mapFromVM(vm armcompute.VirtualMachine) virtualMachine {
} }
func mapFromVMScaleSetVM(vm armcompute.VirtualMachineScaleSetVM, scaleSetName string) virtualMachine { func mapFromVMScaleSetVM(vm armcompute.VirtualMachineScaleSetVM, scaleSetName string) virtualMachine {
osType := string(*vm.Properties.StorageProfile.OSDisk.OSType) var osType string
tags := map[string]*string{} tags := map[string]*string{}
networkInterfaces := []string{} networkInterfaces := []string{}
var computerName string var computerName string
@ -619,6 +625,12 @@ func mapFromVMScaleSetVM(vm armcompute.VirtualMachineScaleSetVM, scaleSetName st
} }
if vm.Properties != nil { if vm.Properties != nil {
if vm.Properties.StorageProfile != nil &&
vm.Properties.StorageProfile.OSDisk != nil &&
vm.Properties.StorageProfile.OSDisk.OSType != nil {
osType = string(*vm.Properties.StorageProfile.OSDisk.OSType)
}
if vm.Properties.NetworkProfile != nil { if vm.Properties.NetworkProfile != nil {
for _, vmNIC := range vm.Properties.NetworkProfile.NetworkInterfaces { for _, vmNIC := range vm.Properties.NetworkProfile.NetworkInterfaces {
networkInterfaces = append(networkInterfaces, *vmNIC.ID) networkInterfaces = append(networkInterfaces, *vmNIC.ID)

View file

@ -79,6 +79,55 @@ func TestMapFromVMWithEmptyTags(t *testing.T) {
require.Equal(t, expectedVM, actualVM) require.Equal(t, expectedVM, actualVM)
} }
func TestMapFromVMWithEmptyOSType(t *testing.T) {
id := "test"
name := "name"
size := "size"
vmSize := armcompute.VirtualMachineSizeTypes(size)
vmType := "type"
location := "westeurope"
computerName := "computer_name"
networkProfile := armcompute.NetworkProfile{
NetworkInterfaces: []*armcompute.NetworkInterfaceReference{},
}
properties := &armcompute.VirtualMachineProperties{
OSProfile: &armcompute.OSProfile{
ComputerName: &computerName,
},
StorageProfile: &armcompute.StorageProfile{
OSDisk: &armcompute.OSDisk{},
},
NetworkProfile: &networkProfile,
HardwareProfile: &armcompute.HardwareProfile{
VMSize: &vmSize,
},
}
testVM := armcompute.VirtualMachine{
ID: &id,
Name: &name,
Type: &vmType,
Location: &location,
Tags: nil,
Properties: properties,
}
expectedVM := virtualMachine{
ID: id,
Name: name,
ComputerName: computerName,
Type: vmType,
Location: location,
Tags: map[string]*string{},
NetworkInterfaces: []string{},
Size: size,
}
actualVM := mapFromVM(testVM)
require.Equal(t, expectedVM, actualVM)
}
func TestMapFromVMWithTags(t *testing.T) { func TestMapFromVMWithTags(t *testing.T) {
id := "test" id := "test"
name := "name" name := "name"
@ -193,6 +242,58 @@ func TestMapFromVMScaleSetVMWithEmptyTags(t *testing.T) {
require.Equal(t, expectedVM, actualVM) require.Equal(t, expectedVM, actualVM)
} }
func TestMapFromVMScaleSetVMWithEmptyOSType(t *testing.T) {
id := "test"
name := "name"
size := "size"
vmSize := armcompute.VirtualMachineSizeTypes(size)
vmType := "type"
instanceID := "123"
location := "westeurope"
computerName := "computer_name"
networkProfile := armcompute.NetworkProfile{
NetworkInterfaces: []*armcompute.NetworkInterfaceReference{},
}
properties := &armcompute.VirtualMachineScaleSetVMProperties{
OSProfile: &armcompute.OSProfile{
ComputerName: &computerName,
},
StorageProfile: &armcompute.StorageProfile{},
NetworkProfile: &networkProfile,
HardwareProfile: &armcompute.HardwareProfile{
VMSize: &vmSize,
},
}
testVM := armcompute.VirtualMachineScaleSetVM{
ID: &id,
Name: &name,
Type: &vmType,
InstanceID: &instanceID,
Location: &location,
Tags: nil,
Properties: properties,
}
scaleSet := "testSet"
expectedVM := virtualMachine{
ID: id,
Name: name,
ComputerName: computerName,
Type: vmType,
Location: location,
Tags: map[string]*string{},
NetworkInterfaces: []string{},
ScaleSet: scaleSet,
InstanceID: instanceID,
Size: size,
}
actualVM := mapFromVMScaleSetVM(testVM, scaleSet)
require.Equal(t, expectedVM, actualVM)
}
func TestMapFromVMScaleSetVMWithTags(t *testing.T) { func TestMapFromVMScaleSetVMWithTags(t *testing.T) {
id := "test" id := "test"
name := "name" name := "name"