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open-nomad
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Merge pull request #4147 from hashicorp/b-health 

Driver health detection cleanups
This commit is contained in:
Alex Dadgar 2018-04-12 16:16:03 -07:00 committed by GitHub
parent 2f3d926f88 ff1a1a63e8
commit 1626d8fdba
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 117 additions and 205 deletions
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22
client/client.go
View File

@ -1023,11 +1023,15 @@ func (c *Client) updateNodeFromDriver(name string, fingerprint, health *structs.
var hasChanged bool
hadDriver := c.config.Node.Drivers[name] != nil
if fingerprint != nil {
if c.config.Node.Drivers[name] == nil {
if !hadDriver {
// If the driver info has not yet been set, do that here
hasChanged = true
c.config.Node.Drivers[name] = fingerprint
for attrName, newVal := range fingerprint.Attributes {
c.config.Node.Attributes[attrName] = newVal
}
} else {
// The driver info has already been set, fix it up
if c.config.Node.Drivers[name].Detected != fingerprint.Detected {
@ -1049,12 +1053,26 @@ func (c *Client) updateNodeFromDriver(name string, fingerprint, health *structs.
}
}
}
// COMPAT Remove in Nomad 0.10
// We maintain the driver enabled attribute until all drivers expose
// their attributes as DriverInfo
driverName := fmt.Sprintf("driver.%s", name)
if fingerprint.Detected {
c.config.Node.Attributes[driverName] = "1"
} else {
delete(c.config.Node.Attributes, driverName)
}
}
if health != nil {
if c.config.Node.Drivers[name] == nil {
if !hadDriver {
hasChanged = true
if info, ok := c.config.Node.Drivers[name]; !ok {
c.config.Node.Drivers[name] = health
} else {
info.MergeHealthCheck(health)
}
} else {
oldVal := c.config.Node.Drivers[name]
if health.HealthCheckEquals(oldVal) {

40
client/client_test.go
View File

@ -20,7 +20,6 @@ import (
nconfig "github.com/hashicorp/nomad/nomad/structs/config"
"github.com/hashicorp/nomad/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
ctestutil "github.com/hashicorp/nomad/client/testutil"
)
@ -139,18 +138,22 @@ func TestClient_RPC_Passthrough(t *testing.T) {
func TestClient_Fingerprint(t *testing.T) {
t.Parallel()
require := require.New(t)
driver.CheckForMockDriver(t)
c := TestClient(t, nil)
defer c.Shutdown()
// Ensure default values are present
// Ensure we are fingerprinting
testutil.WaitForResult(func() (bool, error) {
node := c.Node()
require.NotEqual("", node.Attributes["kernel.name"])
require.NotEqual("", node.Attributes["cpu.arch"])
require.NotEqual("", node.Attributes["driver.mock_driver"])
if _, ok := node.Attributes["kernel.name"]; !ok {
return false, fmt.Errorf("Expected value for kernel.name")
}
if _, ok := node.Attributes["cpu.arch"]; !ok {
return false, fmt.Errorf("Expected value for cpu.arch")
}
return true, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
}
func TestClient_Fingerprint_Periodic(t *testing.T) {
@ -162,25 +165,26 @@ func TestClient_Fingerprint_Periodic(t *testing.T) {
c1 := TestClient(t, func(c *config.Config) {
c.Options = map[string]string{
driver.ShutdownPeriodicAfter: "true",
driver.ShutdownPeriodicDuration: "3",
driver.ShutdownPeriodicDuration: "1",
}
})
defer c1.Shutdown()
node := c1.config.Node
mockDriverName := "driver.mock_driver"
{
// Ensure the mock driver is registered on the client
testutil.WaitForResult(func() (bool, error) {
c1.configLock.Lock()
defer c1.configLock.Unlock()
mockDriverStatus := node.Attributes[mockDriverName]
mockDriverInfo := node.Drivers["mock_driver"]
if mockDriverStatus == "" {
return false, fmt.Errorf("mock driver attribute should be set on the client")
// assert that the driver is set on the node attributes
mockDriverInfoAttr := node.Attributes["driver.mock_driver"]
if mockDriverInfoAttr == "" {
return false, fmt.Errorf("mock driver is empty when it should be set on the node attributes")
}
mockDriverInfo := node.Drivers["mock_driver"]
// assert that the Driver information for the node is also set correctly
if mockDriverInfo == nil {
return false, fmt.Errorf("mock driver is nil when it should be set on node Drivers")
@ -204,11 +208,7 @@ func TestClient_Fingerprint_Periodic(t *testing.T) {
testutil.WaitForResult(func() (bool, error) {
c1.configLock.Lock()
defer c1.configLock.Unlock()
mockDriverStatus := node.Attributes[mockDriverName]
mockDriverInfo := node.Drivers["mock_driver"]
if mockDriverStatus != "" {
return false, fmt.Errorf("mock driver attribute should not be set on the client")
}
// assert that the Driver information for the node is also set correctly
if mockDriverInfo == nil {
return false, fmt.Errorf("mock driver is nil when it should be set on node Drivers")

2
client/driver/rkt.go
View File

@ -370,7 +370,7 @@ func (d *RktDriver) Fingerprint(req *cstructs.FingerprintRequest, resp *cstructs
}
// Output version information when the fingerprinter first sees rkt
if req.Node.Attributes[rktDriverAttr] != "1" {
if info, ok := req.Node.Drivers["rkt"]; ok && info != nil && !info.Detected {
d.logger.Printf("[DEBUG] driver.rkt: detect version: %s", strings.Replace(out, "\n", " ", -1))
}
resp.AddAttribute(rktDriverAttr, "1")

73
client/fingerprint_manager.go
View File

@ -187,17 +187,6 @@ func (fm *FingerprintManager) setupDrivers(drivers []string) error {
return err
}
// Set the initial health check status to be the driver detected status.
// Later, the periodic health checker will update this value for drivers
// where health checks are enabled.
healthInfo := &structs.DriverInfo{
Healthy: detected,
UpdateTime: time.Now(),
}
if node := fm.updateNodeFromDriver(name, nil, healthInfo); node != nil {
fm.setNode(node)
}
// Start a periodic watcher to detect changes to a drivers health and
// attributes.
go fm.watchDriver(d, name)
@ -336,6 +325,18 @@ func (fm *FingerprintManager) fingerprintDriver(name string, f fingerprint.Finge
var response cstructs.FingerprintResponse
fm.nodeLock.Lock()
// Determine if the driver has been detected before.
originalNode, haveDriver := fm.node.Drivers[name]
firstDetection := !haveDriver
// Determine if the driver is healthy
var driverIsHealthy bool
if haveDriver && originalNode.Healthy {
driverIsHealthy = true
}
// Fingerprint the driver.
request := &cstructs.FingerprintRequest{Config: fm.getConfig(), Node: fm.node}
err := f.Fingerprint(request, &response)
fm.nodeLock.Unlock()
@ -344,45 +345,39 @@ func (fm *FingerprintManager) fingerprintDriver(name string, f fingerprint.Finge
return false, err
}
if node := fm.updateNodeAttributes(&response); node != nil {
fm.setNode(node)
}
// Remove the health check attribute indicating the status of the driver,
// as the overall driver info object should indicate this.
delete(response.Attributes, fmt.Sprintf("driver.%s", name))
di := &structs.DriverInfo{
fingerprintInfo := &structs.DriverInfo{
Attributes: response.Attributes,
Detected: response.Detected,
}
// Remove the attribute indicating the status of the driver, as the overall
// driver info object should indicate this.
driverKey := fmt.Sprintf("driver.%s", name)
delete(di.Attributes, driverKey)
if node := fm.updateNodeFromDriver(name, di, nil); node != nil {
fm.setNode(node)
// We set the health status based on the detection state of the driver if:
// * It is the first time we are fingerprinting the driver. This gives all
// drivers an initial health.
// * If the driver becomes undetected. This gives us an immediate unhealthy
// state and description when it transistions from detected and healthy to
// undetected.
// * If the driver does not have its own health checks. Then we always
// couple the states.
var healthInfo *structs.DriverInfo
if firstDetection || !hasPeriodicHealthCheck || !response.Detected && driverIsHealthy {
state := " "
if !response.Detected {
state = " not "
}
// Get a copy of the current node
var driverExists, driverIsHealthy bool
fm.nodeLock.Lock()
driverInfo, driverExists := fm.node.Drivers[name]
if driverExists {
driverIsHealthy = driverInfo.Healthy
}
fm.nodeLock.Unlock()
// If either 1) the driver is undetected or 2) if the driver does not have
// periodic health checks enabled, set the health status to the match that
// of the fingerprinter
if !hasPeriodicHealthCheck || !response.Detected && driverExists && driverIsHealthy {
healthInfo := &structs.DriverInfo{
healthInfo = &structs.DriverInfo{
Healthy: response.Detected,
HealthDescription: fmt.Sprintf("Driver %s is detected: %t", name, response.Detected),
HealthDescription: fmt.Sprintf("Driver %s is%sdetected", name, state),
UpdateTime: time.Now(),
}
if node := fm.updateNodeFromDriver(name, nil, healthInfo); node != nil {
fm.setNode(node)
}
if node := fm.updateNodeFromDriver(name, fingerprintInfo, healthInfo); node != nil {
fm.setNode(node)
}
return response.Detected, nil

171
client/fingerprint_manager_test.go
View File

@ -16,19 +16,10 @@ func TestFingerprintManager_Run_MockDriver(t *testing.T) {
driver.CheckForMockDriver(t)
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
})
testClient := TestClient(t, nil)
testClient.logger = log.New(os.Stderr, "", log.LstdFlags)
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -44,26 +35,19 @@ func TestFingerprintManager_Run_MockDriver(t *testing.T) {
node := testClient.config.Node
require.NotEqual("", node.Attributes["driver.mock_driver"])
require.NotNil(node.Drivers["mock_driver"])
require.True(node.Drivers["mock_driver"].Detected)
require.True(node.Drivers["mock_driver"].Healthy)
}
func TestFingerprintManager_Run_ResourcesFingerprint(t *testing.T) {
driver.CheckForMockDriver(t)
t.Parallel()
driver.CheckForMockDriver(t)
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
})
testClient := TestClient(t, nil)
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -87,19 +71,10 @@ func TestFingerprintManager_Run_ResourcesFingerprint(t *testing.T) {
func TestFingerprintManager_Fingerprint_Run(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
})
testClient := TestClient(t, nil)
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -115,7 +90,7 @@ func TestFingerprintManager_Fingerprint_Run(t *testing.T) {
node := testClient.config.Node
require.NotEqual("", node.Attributes["driver.raw_exec"])
require.NotNil(node.Drivers["raw_exec"])
require.True(node.Drivers["raw_exec"].Detected)
require.True(node.Drivers["raw_exec"].Healthy)
}
@ -123,16 +98,9 @@ func TestFingerprintManager_Fingerprint_Run(t *testing.T) {
func TestFingerprintManager_Fingerprint_Periodic(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
driver.CheckForMockDriver(t)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"test.shutdown_periodic_after": "true",
"test.shutdown_periodic_duration": "2",
}
@ -140,7 +108,6 @@ func TestFingerprintManager_Fingerprint_Periodic(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -158,13 +125,13 @@ func TestFingerprintManager_Fingerprint_Periodic(t *testing.T) {
// Ensure the mock driver is registered and healthy on the client
testutil.WaitForResult(func() (bool, error) {
fm.nodeLock.Lock()
node := fm.node
defer fm.nodeLock.Unlock()
mockDriverStatus := node.Attributes["driver.mock_driver"]
if mockDriverStatus == "" {
return false, fmt.Errorf("mock driver attribute should be set on the client")
node := fm.node
dinfo, ok := node.Drivers["mock_driver"]
if !ok || !dinfo.Detected || !dinfo.Healthy {
return false, fmt.Errorf("mock driver should be detected and healthy: %+v", dinfo)
}
return true, nil
}, func(err error) {
t.Fatalf("err: %v", err)
@ -175,12 +142,11 @@ func TestFingerprintManager_Fingerprint_Periodic(t *testing.T) {
{
testutil.WaitForResult(func() (bool, error) {
fm.nodeLock.Lock()
node := fm.node
defer fm.nodeLock.Unlock()
mockDriverStatus := node.Attributes["driver.mock_driver"]
if mockDriverStatus != "" {
return false, fmt.Errorf("mock driver attribute should not be set on the client")
node := fm.node
dinfo, ok := node.Drivers["mock_driver"]
if !ok || dinfo.Detected || dinfo.Healthy {
return false, fmt.Errorf("mock driver should not be detected and healthy")
}
return true, nil
}, func(err error) {
@ -194,14 +160,7 @@ func TestFingerprintManager_Fingerprint_Periodic(t *testing.T) {
func TestFingerprintManager_HealthCheck_Driver(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"test.shutdown_periodic_after": "true",
@ -211,7 +170,6 @@ func TestFingerprintManager_HealthCheck_Driver(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -269,7 +227,7 @@ func TestFingerprintManager_HealthCheck_Driver(t *testing.T) {
t.Fatalf("err: %v", err)
})
// Ensure the mock driver is de-registered when it becomes unhealthy
// Ensure the mock driver is registered
testutil.WaitForResult(func() (bool, error) {
fm.nodeLock.Lock()
node := fm.node
@ -277,7 +235,7 @@ func TestFingerprintManager_HealthCheck_Driver(t *testing.T) {
mockDriverAttribute := node.Attributes["driver.mock_driver"]
if mockDriverAttribute == "" {
return false, fmt.Errorf("mock driver info should be set on the client attributes")
return false, fmt.Errorf("mock driver info should set on the client attributes")
}
mockDriverInfo := node.Drivers["mock_driver"]
if mockDriverInfo == nil {
@ -297,22 +255,14 @@ func TestFingerprintManager_HealthCheck_Driver(t *testing.T) {
node := fm.node
fm.nodeLock.Unlock()
mockDriverAttributes := node.Drivers["mock_driver"].Attributes
require.Equal(mockDriverAttributes["driver.mock_driver"], "")
require.NotContains(mockDriverAttributes, "driver.mock_driver")
}
func TestFingerprintManager_HealthCheck_Periodic(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"test.shutdown_periodic_after": "true",
"test.shutdown_periodic_duration": "2",
}
@ -320,7 +270,6 @@ func TestFingerprintManager_HealthCheck_Periodic(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -408,15 +357,8 @@ func TestFimgerprintManager_Run_InWhitelist(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"test.shutdown_periodic_after": "true",
"test.shutdown_periodic_duration": "2",
}
@ -424,7 +366,6 @@ func TestFimgerprintManager_Run_InWhitelist(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -446,14 +387,7 @@ func TestFimgerprintManager_Run_InWhitelist(t *testing.T) {
func TestFingerprintManager_Run_InBlacklist(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"fingerprint.whitelist": " arch,memory,foo,bar ",
"fingerprint.blacklist": " cpu ",
@ -462,7 +396,6 @@ func TestFingerprintManager_Run_InBlacklist(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -478,7 +411,7 @@ func TestFingerprintManager_Run_InBlacklist(t *testing.T) {
node := testClient.config.Node
require.Equal(node.Attributes["cpu.frequency"], "")
require.NotContains(node.Attributes, "cpu.frequency")
require.NotEqual(node.Attributes["memory.totalbytes"], "")
}
@ -486,13 +419,7 @@ func TestFingerprintManager_Run_Combination(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"fingerprint.whitelist": " arch,cpu,memory,foo,bar ",
"fingerprint.blacklist": " memory,nomad ",
@ -501,7 +428,6 @@ func TestFingerprintManager_Run_Combination(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -519,21 +445,14 @@ func TestFingerprintManager_Run_Combination(t *testing.T) {
require.NotEqual(node.Attributes["cpu.frequency"], "")
require.NotEqual(node.Attributes["cpu.arch"], "")
require.Equal(node.Attributes["memory.totalbytes"], "")
require.Equal(node.Attributes["nomad.version"], "")
require.NotContains(node.Attributes, "memory.totalbytes")
require.NotContains(node.Attributes, "nomad.version")
}
func TestFingerprintManager_Run_WhitelistDrivers(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"driver.whitelist": " raw_exec , foo ",
@ -542,7 +461,6 @@ func TestFingerprintManager_Run_WhitelistDrivers(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -557,20 +475,15 @@ func TestFingerprintManager_Run_WhitelistDrivers(t *testing.T) {
require.Nil(err)
node := testClient.config.Node
require.NotEqual(node.Attributes["driver.raw_exec"], "")
require.NotNil(node.Drivers["raw_exec"])
require.NotContains(node.Drivers, "java")
}
func TestFingerprintManager_Run_AllDriversBlacklisted(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.whitelist": " foo,bar,baz ",
}
@ -578,7 +491,6 @@ func TestFingerprintManager_Run_AllDriversBlacklisted(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -594,22 +506,16 @@ func TestFingerprintManager_Run_AllDriversBlacklisted(t *testing.T) {
node := testClient.config.Node
require.Equal(node.Attributes["driver.raw_exec"], "")
require.Equal(node.Attributes["driver.exec"], "")
require.Equal(node.Attributes["driver.docker"], "")
require.NotContains(node.Attributes, "driver.raw_exec")
require.NotContains(node.Attributes, "driver.exec")
require.NotContains(node.Attributes, "driver.docker")
}
func TestFingerprintManager_Run_DriversWhiteListBlacklistCombination(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"driver.whitelist": " raw_exec,exec,foo,bar,baz ",
@ -619,7 +525,6 @@ func TestFingerprintManager_Run_DriversWhiteListBlacklistCombination(t *testing.
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -635,24 +540,15 @@ func TestFingerprintManager_Run_DriversWhiteListBlacklistCombination(t *testing.
node := testClient.config.Node
require.NotEqual(node.Attributes["driver.raw_exec"], "")
require.Equal(node.Attributes["driver.exec"], "")
require.Equal(node.Attributes["foo"], "")
require.Equal(node.Attributes["bar"], "")
require.Equal(node.Attributes["baz"], "")
require.NotNil(node.Drivers["raw_exec"])
require.NotContains(node.Drivers, "exec")
}
func TestFingerprintManager_Run_DriversInBlacklist(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, serverAddr := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
testClient := TestClient(t, func(c *config.Config) {
c.RPCHandler = s1
c.Servers = []string{serverAddr}
c.Options = map[string]string{
"driver.raw_exec.enable": "1",
"driver.whitelist": " raw_exec,foo,bar,baz ",
@ -662,7 +558,6 @@ func TestFingerprintManager_Run_DriversInBlacklist(t *testing.T) {
testClient.logger = testLogger()
defer testClient.Shutdown()
waitTilNodeReady(testClient, t)
fm := NewFingerprintManager(
testClient.GetConfig,
@ -678,6 +573,6 @@ func TestFingerprintManager_Run_DriversInBlacklist(t *testing.T) {
node := testClient.config.Node
require.NotEqual(node.Attributes["driver.raw_exec"], "")
require.Equal(node.Attributes["driver.exec"], "")
require.NotNil(node.Drivers["raw_exec"])
require.NotContains(node.Drivers, "exec")
}

4
command/node_status.go
View File

@ -396,6 +396,10 @@ func (c *NodeStatusCommand) outputTruncatedNodeDriverInfo(node *api.Node) string
drivers := make([]string, 0, len(node.Drivers))
for driverName, driverInfo := range node.Drivers {
if !driverInfo.Detected {
continue
}
if !driverInfo.Healthy {
drivers = append(drivers, fmt.Sprintf("%s (unhealthy)", driverName))
} else {