func Validate(c *cli.Context, startTime time.Time) {
gossConfig := getGossConfig(c)
sys := system.New(c)
outputer := getOutputer(c)
sleep := c.Duration("sleep")
retryTimeout := c.Duration("retry-timeout")
i := 1
for {
iStartTime := time.Now()
out := validate(sys, gossConfig, c.Int("max-concurrent"))
exitCode := outputer.Output(os.Stdout, out, iStartTime)
if retryTimeout == 0 || exitCode == 0 {
os.Exit(exitCode)
}
elapsed := time.Since(startTime)
if elapsed+sleep > retryTimeout {
color.Red("\nERROR: Timeout of %s reached before tests entered a passing state", retryTimeout)
os.Exit(3)
}
color.Red("Retrying in %s (elapsed/timeout time: %.3fs/%s)\n\n\n", sleep, elapsed.Seconds(), retryTimeout)
// Reset cache
sys = system.New(c)
time.Sleep(sleep)
i++
fmt.Printf("Attempt #%d:\n", i)
}
}
// Simple wrapper to add multiple resources
func AutoAddResources(fileName string, keys []string, c *cli.Context) error {
setStoreFormatFromFileName(fileName)
config := util.Config{
IgnoreList: c.GlobalStringSlice("exclude-attr"),
Timeout: int(c.Duration("timeout") / time.Millisecond),
}
var gossConfig GossConfig
if _, err := os.Stat(fileName); err == nil {
gossConfig = ReadJSON(fileName)
} else {
gossConfig = *NewGossConfig()
}
sys := system.New(c)
for _, key := range keys {
if err := AutoAddResource(fileName, gossConfig, key, c, config, sys); err != nil {
return err
}
}
WriteJSON(fileName, gossConfig)
return nil
}
func (h healthHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
log.Printf("%v: requesting health probe", r.RemoteAddr)
var resp res
tmp, found := h.cache.Get("res")
if found {
resp = tmp.(res)
} else {
h.gossMu.Lock()
defer h.gossMu.Unlock()
tmp, found := h.cache.Get("res")
if found {
resp = tmp.(res)
} else {
h.sys = system.New(h.c)
log.Printf("%v: Stale cache, running tests", r.RemoteAddr)
iStartTime := time.Now()
out := validate(h.sys, h.gossConfig, h.maxConcurrent)
var b bytes.Buffer
exitCode := h.outputer.Output(&b, out, iStartTime)
resp = res{exitCode: exitCode, b: b}
h.cache.Set("res", resp, cache.DefaultExpiration)
}
}
if h.contentType != "" {
w.Header().Set("Content-Type", h.contentType)
}
if resp.exitCode == 0 {
resp.b.WriteTo(w)
} else {
w.WriteHeader(http.StatusServiceUnavailable)
resp.b.WriteTo(w)
}
}
func AppendResource(fileName, resourceName, key string, c *cli.Context) error {
ignoreList := c.GlobalStringSlice("exclude-attr")
var configJSON ConfigJSON
if _, err := os.Stat(fileName); err == nil {
configJSON = ReadJSON(fileName)
} else {
configJSON = *NewConfigJSON()
}
sys := system.New(c)
// Need to figure out a good way to refactor this
switch resourceName {
case "Addr":
res, _ := configJSON.Addrs.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Command":
res, _ := configJSON.Commands.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "DNS":
res, _ := configJSON.DNS.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "File":
res, _ := configJSON.Files.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Group":
res, _ := configJSON.Groups.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Package":
res, _ := configJSON.Packages.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Port":
res, _ := configJSON.Ports.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Process":
res, _ := configJSON.Processes.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Service":
res, _ := configJSON.Services.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "User":
res, _ := configJSON.Users.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
case "Gossfile":
res, _ := configJSON.Gossfiles.AppendSysResource(key, sys, ignoreList)
resourcePrint(fileName, res)
}
WriteJSON(fileName, configJSON)
return nil
}
func Serve(c *cli.Context) {
endpoint := c.String("endpoint")
color.NoColor = true
cache := cache.New(c.Duration("cache"), 30*time.Second)
health := healthHandler{
c: c,
gossConfig: getGossConfig(c),
sys: system.New(c),
outputer: getOutputer(c),
cache: cache,
gossMu: &sync.Mutex{},
maxConcurrent: c.Int("max-concurrent"),
}
if c.String("format") == "json" {
health.contentType = "application/json"
}
http.Handle(endpoint, health)
listenAddr := c.String("listen-addr")
log.Printf("Starting to listen on: %s", listenAddr)
log.Fatal(http.ListenAndServe(c.String("listen-addr"), nil))
}
func AutoAppendResource(fileName, key string, c *cli.Context) error {
var configJSON ConfigJSON
if _, err := os.Stat(fileName); err == nil {
configJSON = ReadJSON(fileName)
} else {
configJSON = *NewConfigJSON()
}
sys := system.New(c)
// file
if strings.Contains(key, "/") {
if res, _, ok := configJSON.Files.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
}
// group
if res, _, ok := configJSON.Groups.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
// package
if res, _, ok := configJSON.Packages.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
// port
if res, _, ok := configJSON.Ports.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
// process
if res, sysres, ok := configJSON.Processes.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
ports := system.GetPorts(true)
pids, _ := sysres.Pids()
for _, pid := range pids {
pidS := strconv.Itoa(pid)
for port, entry := range ports {
if entry.Pid == pidS {
// port
if res, _, ok := configJSON.Ports.AppendSysResourceIfExists(port, sys); ok == true {
resourcePrint(fileName, res)
}
}
}
}
}
// Service
if res, _, ok := configJSON.Services.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
// user
if res, _, ok := configJSON.Users.AppendSysResourceIfExists(key, sys); ok == true {
resourcePrint(fileName, res)
}
WriteJSON(fileName, configJSON)
return nil
}
func Run(specFile string, c *cli.Context) {
sys := system.New(c)
// handle stdin
var fh *os.File
var err error
var path string
if hasStdin() {
fh = os.Stdin
} else {
path = filepath.Dir(specFile)
fh, err = os.Open(specFile)
if err != nil {
fmt.Printf("Error: %v\n", err)
os.Exit(1)
}
}
data, err := ioutil.ReadAll(fh)
if err != nil {
fmt.Printf("Error: %v\n", err)
os.Exit(1)
}
configJSON := mergeJSONData(ReadJSONData(data), 0, path)
out := make(chan resource.TestResult)
in := make(chan resource.Resource)
go func() {
for _, t := range configJSON.Resources() {
in <- t
}
close(in)
}()
if os.Getenv("GOMAXPROCS") == "" {
runtime.GOMAXPROCS(runtime.NumCPU())
}
gomaxprocs := runtime.GOMAXPROCS(-1)
workerCount := gomaxprocs * 5
if workerCount > 50 {
workerCount = 50
}
var wg sync.WaitGroup
for i := 0; i < workerCount; i++ {
wg.Add(1)
go func() {
defer wg.Done()
for f := range in {
for _, r := range f.Validate(sys) {
out <- r
}
}
}()
}
go func() {
wg.Wait()
close(out)
}()
testCount := 0
var failed []resource.TestResult
for testResult := range out {
//fmt.Printf("%v: %s.\n", testResult.Duration, testResult.Desc)
if testResult.Result {
fmt.Printf(".")
testCount++
} else {
fmt.Printf("F")
failed = append(failed, testResult)
testCount++
}
}
for _, testResult := range failed {
fmt.Printf("\n%s\n", testResult.Desc)
}
fmt.Printf("\n\nCount: %d failed: %d\n", testCount, len(failed))
if len(failed) > 0 {
os.Exit(1)
}
}
func Run(c *cli.Context, startTime time.Time) {
sys := system.New(c)
// handle stdin
var fh *os.File
var err error
var path string
if !c.GlobalIsSet("gossfile") && hasStdin() {
fh = os.Stdin
} else {
specFile := c.GlobalString("gossfile")
path = filepath.Dir(specFile)
fh, err = os.Open(specFile)
if err != nil {
fmt.Printf("Error: %v\n", err)
os.Exit(1)
}
}
data, err := ioutil.ReadAll(fh)
if err != nil {
fmt.Printf("Error: %v\n", err)
os.Exit(1)
}
configJSON := mergeJSONData(ReadJSONData(data), 0, path)
out := make(chan []resource.TestResult)
in := make(chan resource.Resource)
go func() {
for _, t := range configJSON.Resources() {
in <- t
}
close(in)
}()
if os.Getenv("GOMAXPROCS") == "" {
runtime.GOMAXPROCS(runtime.NumCPU())
}
gomaxprocs := runtime.GOMAXPROCS(-1)
workerCount := gomaxprocs * 5
if workerCount > 50 {
workerCount = 50
}
var wg sync.WaitGroup
for i := 0; i < workerCount; i++ {
wg.Add(1)
go func() {
defer wg.Done()
for f := range in {
out <- f.Validate(sys)
}
}()
}
go func() {
wg.Wait()
close(out)
}()
//var outputer outputs.Outputer
if c.Bool("no-color") {
color.NoColor = true
}
outputer := outputs.GetOutputer(c.String("format"))
exitCode := outputer.Output(out, startTime)
os.Exit(exitCode)
}
func AppendResource(fileName, resourceName, key string, c *cli.Context) error {
var configJSON ConfigJSON
if _, err := os.Stat(fileName); err == nil {
configJSON = ReadJSON(fileName)
} else {
configJSON = ConfigJSON{}
}
sys := system.New(c)
// Need to figure out a good way to refactor this
switch resourceName {
case "Addr":
sysResource := sys.NewAddr(key, sys)
resource := resource.NewAddr(*sysResource)
resourcePrint(fileName, resource)
configJSON.Addrs = append(configJSON.Addrs, resource)
case "Command":
sysResource := sys.NewCommand(key, sys)
resource := resource.NewCommand(*sysResource)
resourcePrint(fileName, resource)
configJSON.Commands = append(configJSON.Commands, resource)
case "DNS":
sysResource := sys.NewDNS(key, sys)
resource := resource.NewDNS(*sysResource)
resourcePrint(fileName, resource)
configJSON.DNS = append(configJSON.DNS, resource)
case "File":
sysResource := sys.NewFile(key, sys)
resource := resource.NewFile(*sysResource)
resourcePrint(fileName, resource)
configJSON.Files = append(configJSON.Files, resource)
case "Group":
sysResource := sys.NewGroup(key, sys)
resource := resource.NewGroup(*sysResource)
resourcePrint(fileName, resource)
configJSON.Groups = append(configJSON.Groups, resource)
case "Package":
sysResource := sys.NewPackage(key, sys)
resource := resource.NewPackage(sysResource)
resourcePrint(fileName, resource)
configJSON.Packages = append(configJSON.Packages, resource)
case "Port":
sysResource := sys.NewPort(key, sys)
resource := resource.NewPort(*sysResource)
resourcePrint(fileName, resource)
configJSON.Ports = append(configJSON.Ports, resource)
case "Process":
sysResource := sys.NewProcess(key, sys)
resource := resource.NewProcess(*sysResource)
resourcePrint(fileName, resource)
configJSON.Processes = append(configJSON.Processes, resource)
case "Service":
sysResource := sys.NewService(key, sys)
resource := resource.NewService(sysResource)
resourcePrint(fileName, resource)
configJSON.Services = append(configJSON.Services, resource)
case "User":
sysResource := sys.NewUser(key, sys)
resource := resource.NewUser(*sysResource)
resourcePrint(fileName, resource)
configJSON.Users = append(configJSON.Users, resource)
case "Gossfile":
sysResource := sys.NewGossfile(key, sys)
resource := resource.NewGossfile(*sysResource)
resourcePrint(fileName, resource)
configJSON.Gossfiles = append(configJSON.Gossfiles, resource)
}
WriteJSON(fileName, configJSON)
return nil
}
func AppendResource(fileName, resourceName, key string, c *cli.Context) error {
config := util.Config{
IgnoreList: c.GlobalStringSlice("exclude-attr"),
Timeout: int(c.Duration("timeout") / time.Millisecond),
}
var configJSON ConfigJSON
if _, err := os.Stat(fileName); err == nil {
configJSON = ReadJSON(fileName)
} else {
configJSON = *NewConfigJSON()
}
sys := system.New(c)
// Need to figure out a good way to refactor this
switch resourceName {
case "Addr":
res, err := configJSON.Addrs.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Command":
res, err := configJSON.Commands.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "DNS":
res, err := configJSON.DNS.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "File":
res, err := configJSON.Files.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Group":
res, err := configJSON.Groups.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Package":
res, err := configJSON.Packages.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Port":
res, err := configJSON.Ports.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Process":
res, err := configJSON.Processes.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Service":
res, err := configJSON.Services.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "User":
res, err := configJSON.Users.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
case "Gossfile":
res, err := configJSON.Gossfiles.AppendSysResource(key, sys, config)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
resourcePrint(fileName, res)
}
WriteJSON(fileName, configJSON)
return nil
}
