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Properly sanitize extra system data (#307) 

Fixes https://github.com/rancher/elemental-operator/issues/306
This commit is contained in:
Itxaka 2022-12-20 09:34:32 +01:00 committed by GitHub
parent 95bb57dc4e
commit 4658997ab3
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 103 additions and 27 deletions
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18
pkg/server/register.go
View File

@ -454,14 +454,14 @@ func updateInventoryFromSystemData(data []byte, inv *elementalv1.MachineInventor
// Model still looks weird, maybe there is a way of getting it differently as we need to sanitize a lot of data in there?
// Currently, something like "Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz" ends up being:
// "Intel-R-Core-TM-i7-7700K-CPU-4-20GHz"
inv.Labels["elemental.cattle.io/CpuModel"] = doubleDash.ReplaceAllString(sanitize.ReplaceAllString(systemData.CPU.Processors[0].Model, "-"), "-")
inv.Labels["elemental.cattle.io/CpuVendor"] = doubleDash.ReplaceAllString(sanitize.ReplaceAllString(systemData.CPU.Processors[0].Vendor, "-"), "-")
inv.Labels["elemental.cattle.io/CpuModel"] = sanitizeString(systemData.CPU.Processors[0].Model)
inv.Labels["elemental.cattle.io/CpuVendor"] = sanitizeString(systemData.CPU.Processors[0].Vendor)
// Capabilities available here at systemData.CPU.Processors[X].Capabilities
}
// This could happen so always check.
if systemData.GPU != nil && len(systemData.GPU.GraphicsCards) > 0 && systemData.GPU.GraphicsCards[0].DeviceInfo != nil {
inv.Labels["elemental.cattle.io/GpuModel"] = sanitize.ReplaceAllString(systemData.GPU.GraphicsCards[0].DeviceInfo.Product.Name, "-")
inv.Labels["elemental.cattle.io/GpuVendor"] = sanitize.ReplaceAllString(systemData.GPU.GraphicsCards[0].DeviceInfo.Vendor.Name, "-")
inv.Labels["elemental.cattle.io/GpuModel"] = sanitizeString(systemData.GPU.GraphicsCards[0].DeviceInfo.Product.Name)
inv.Labels["elemental.cattle.io/GpuVendor"] = sanitizeString(systemData.GPU.GraphicsCards[0].DeviceInfo.Vendor.Name)
}
inv.Labels["elemental.cattle.io/NetNumberInterfaces"] = strconv.Itoa(len(systemData.Network.NICs))
@ -492,6 +492,16 @@ func updateInventoryFromSystemData(data []byte, inv *elementalv1.MachineInventor
return nil
}
// sanitizeString will sanitize a given string by:
// replacing all invalid chars as set on the sanitize regex by dashes
// removing any double dashes resulted from the above method
// removing prefix+suffix if they are a dash
func sanitizeString(s string) string {
s1 := sanitize.ReplaceAllString(s, "-")
s2 := doubleDash.ReplaceAllString(s1, "-")
return strings.TrimSuffix(strings.TrimPrefix(s2, "-"), "-")
}
func mergeInventoryLabels(inventory *elementalv1.MachineInventory, data []byte) error {
labels := map[string]string{}
if err := json.Unmarshal(data, &labels); err != nil {

112
pkg/server/register_test.go
View File

@ -25,6 +25,7 @@ import (
"github.com/jaypipes/ghw/pkg/memory"
"github.com/jaypipes/ghw/pkg/net"
"github.com/rancher/elemental-operator/pkg/hostinfo"
"k8s.io/apimachinery/pkg/util/validation"
"regexp"
"strings"
"testing"
@ -294,24 +295,23 @@ func TestMergeInventoryLabels(t *testing.T) {
}
}
func TestUpdateInventoryFromSystemData(t *testing.T) {
inventory := &elementalv1.MachineInventory{}
data := hostinfo.HostInfo{
Block: &block.Info{
Disks: []*block.Disk{
Disks: []*block.Disk{
{
Name: "testdisk1",
SizeBytes: 300,
IsRemovable: true,
Name: "testdisk1",
SizeBytes: 300,
IsRemovable: true,
},
{
Name: "testdisk2",
SizeBytes: 600,
IsRemovable: false,
Name: "testdisk2",
SizeBytes: 600,
IsRemovable: false,
},
},
Partitions: nil,
Partitions: nil,
},
Memory: &memory.Info{
Area: memory.Area{
@ -320,7 +320,7 @@ func TestUpdateInventoryFromSystemData(t *testing.T) {
},
CPU: &cpu.Info{
TotalCores: 300,
TotalThreads: 300,
TotalThreads: 300,
},
Network: &net.Info{
NICs: []*net.NIC{
@ -338,16 +338,82 @@ func TestUpdateInventoryFromSystemData(t *testing.T) {
err = updateInventoryFromSystemData(encodedData, inventory)
assert.NilError(t, err)
// Check that the labels we properly added to the inventory
assert.Equal(t,inventory.Labels["elemental.cattle.io/TotalMemory"], "100" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/CpuTotalCores"], "300" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/CpuTotalThreads"], "300" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/NetNumberInterfaces"], "2" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/NetIface0-Name"], "myNic1" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/NetIface1-Name"], "myNic2" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice0-Name"], "testdisk1" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice1-Name"], "testdisk2" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice0-Size"], "300" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice1-Size"], "600" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice0-Removable"], "true" )
assert.Equal(t,inventory.Labels["elemental.cattle.io/BlockDevice1-Removable"], "false" )
}
assert.Equal(t, inventory.Labels["elemental.cattle.io/TotalMemory"], "100")
assert.Equal(t, inventory.Labels["elemental.cattle.io/CpuTotalCores"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/CpuTotalThreads"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetNumberInterfaces"], "2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetIface0-Name"], "myNic1")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetIface1-Name"], "myNic2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Name"], "testdisk1")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Name"], "testdisk2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Size"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Size"], "600")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Removable"], "true")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Removable"], "false")
}
func TestUpdateInventoryFromSystemDataSanitized(t *testing.T) {
inventory := &elementalv1.MachineInventory{}
data := hostinfo.HostInfo{
Block: &block.Info{
Disks: []*block.Disk{
{
Name: "testdisk1",
SizeBytes: 300,
IsRemovable: true,
},
{
Name: "testdisk2",
SizeBytes: 600,
IsRemovable: false,
},
},
Partitions: nil,
},
Memory: &memory.Info{
Area: memory.Area{
TotalPhysicalBytes: 100,
},
},
CPU: &cpu.Info{
TotalCores: 300,
TotalThreads: 300,
Processors: []*cpu.Processor{
{
Vendor: "-this_is@broken?TM-][{¬{$h4yh46Ŋ£$⅝ŋg46¬~{~←ħ¬",
Model: "-this_is@broken?TM-][{¬{$h4yh46Ŋ£$⅝ŋg46¬~{~←ħ¬",
},
},
},
Network: &net.Info{
NICs: []*net.NIC{
{
Name: "myNic1",
},
{
Name: "myNic2",
},
},
},
}
encodedData, err := json.Marshal(data)
assert.NilError(t, err)
err = updateInventoryFromSystemData(encodedData, inventory)
assert.NilError(t, err)
// Check that the labels we properly added to the inventory
assert.Equal(t, inventory.Labels["elemental.cattle.io/TotalMemory"], "100")
assert.Equal(t, inventory.Labels["elemental.cattle.io/CpuTotalCores"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/CpuTotalThreads"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetNumberInterfaces"], "2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetIface0-Name"], "myNic1")
assert.Equal(t, inventory.Labels["elemental.cattle.io/NetIface1-Name"], "myNic2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Name"], "testdisk1")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Name"], "testdisk2")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Size"], "300")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Size"], "600")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice0-Removable"], "true")
assert.Equal(t, inventory.Labels["elemental.cattle.io/BlockDevice1-Removable"], "false")
// Check values were sanitized
assert.Equal(t, len(validation.IsValidLabelValue(inventory.Labels["elemental.cattle.io/CpuModel"])), 0)
assert.Equal(t, len(validation.IsValidLabelValue(inventory.Labels["elemental.cattle.io/CpuVendor"])), 0)
}