func buildGoogleComputeService(cfg *config.ProviderConfig) (*compute.Service, error) {
if !cfg.IsSet("ACCOUNT_JSON") {
return nil, fmt.Errorf("missing ACCOUNT_JSON")
}
a, err := loadGoogleAccountJSON(cfg.Get("ACCOUNT_JSON"))
if err != nil {
return nil, err
}
config := jwt.Config{
Email: a.ClientEmail,
PrivateKey: []byte(a.PrivateKey),
Scopes: []string{
compute.DevstorageFullControlScope,
compute.ComputeScope,
},
TokenURL: "https://accounts.google.com/o/oauth2/token",
}
client := config.Client(oauth2.NoContext)
if gceCustomHTTPTransport != nil {
client.Transport = gceCustomHTTPTransport
}
return compute.New(client)
}
func newLocalProvider(cfg *config.ProviderConfig) (Provider, error) {
scriptsDir, _ := os.Getwd()
if cfg.IsSet("SCRIPTS_DIR") {
scriptsDir = cfg.Get("SCRIPTS_DIR")
}
if scriptsDir == "" {
scriptsDir = os.TempDir()
}
return &localProvider{cfg: cfg, scriptsDir: scriptsDir}, nil
}
func newDockerProvider(cfg *config.ProviderConfig) (Provider, error) {
client, err := buildDockerClient(cfg)
if err != nil {
return nil, err
}
cpuSetSize := runtime.NumCPU()
if cpuSetSize < 2 {
cpuSetSize = 2
}
privileged := false
if cfg.IsSet("PRIVILEGED") {
privileged = (cfg.Get("PRIVILEGED") == "true")
}
cmd := []string{"/sbin/init"}
if cfg.IsSet("CMD") {
cmd = strings.Split(cfg.Get("CMD"), " ")
}
memory := uint64(1024 * 1024 * 1024 * 4)
if cfg.IsSet("MEMORY") {
if parsedMemory, err := humanize.ParseBytes(cfg.Get("MEMORY")); err == nil {
memory = parsedMemory
}
}
cpus := uint64(2)
if cfg.IsSet("CPUS") {
if parsedCPUs, err := strconv.ParseUint(cfg.Get("CPUS"), 10, 64); err == nil {
cpus = parsedCPUs
}
}
return &dockerProvider{
client: client,
runPrivileged: privileged,
runCmd: cmd,
runMemory: memory,
runCPUs: int(cpus),
cpuSets: make([]bool, cpuSetSize),
}, nil
}
func gceTestSetupSSH(t *testing.T, cfg *config.ProviderConfig) {
var (
td string
err error
)
if !cfg.IsSet("TEMP_DIR") {
td, err = ioutil.TempDir("", "travis-worker")
if err != nil {
t.Fatal(err)
}
cfg.Set("TEMP_DIR", td)
}
td = cfg.Get("TEMP_DIR")
keyPath := filepath.Join(td, "test_rsa")
pubKeyPath := filepath.Join(td, "test_rsa.pub")
err = ioutil.WriteFile(keyPath, []byte(gceTestSSHKey), 0644)
if err != nil {
t.Fatal(err)
}
err = ioutil.WriteFile(pubKeyPath, []byte(gceTestSSHPubKey), 0644)
if err != nil {
t.Fatal(err)
}
if !cfg.IsSet("SSH_KEY_PATH") {
cfg.Set("SSH_KEY_PATH", keyPath)
}
if !cfg.IsSet("SSH_PUB_KEY_PATH") {
cfg.Set("SSH_PUB_KEY_PATH", pubKeyPath)
}
if !cfg.IsSet("SSH_KEY_PASSPHRASE") {
cfg.Set("SSH_KEY_PASSPHRASE", gceTestSSHKeyPassphrase)
}
}
func buildDockerClient(cfg *config.ProviderConfig) (*docker.Client, error) {
// check for both DOCKER_ENDPOINT and DOCKER_HOST, the latter for
// compatibility with docker's own env vars.
if !cfg.IsSet("ENDPOINT") && !cfg.IsSet("HOST") {
return nil, ErrMissingEndpointConfig
}
endpoint := cfg.Get("ENDPOINT")
if endpoint == "" {
endpoint = cfg.Get("HOST")
}
if cfg.IsSet("CERT_PATH") {
path := cfg.Get("CERT_PATH")
ca := fmt.Sprintf("%s/ca.pem", path)
cert := fmt.Sprintf("%s/cert.pem", path)
key := fmt.Sprintf("%s/key.pem", path)
return docker.NewTLSClient(endpoint, cert, key, ca)
}
return docker.NewClient(endpoint)
}
func newJupiterBrainProvider(cfg *config.ProviderConfig) (Provider, error) {
if !cfg.IsSet("ENDPOINT") {
return nil, ErrMissingEndpointConfig
}
if !cfg.IsSet("IMAGE_ALIASES") {
return nil, fmt.Errorf("expected IMAGE_ALIASES config key")
}
aliasNames := cfg.Get("IMAGE_ALIASES")
baseURL, err := url.Parse(cfg.Get("ENDPOINT"))
if err != nil {
return nil, err
}
aliasNamesSlice := strings.Split(aliasNames, ",")
imageAliases := make(map[string]string, len(aliasNamesSlice))
for _, aliasName := range aliasNamesSlice {
normalizedAliasName := strings.ToUpper(string(nonAlphaNumRegexp.ReplaceAll([]byte(aliasName), []byte("_"))))
key := fmt.Sprintf("IMAGE_ALIAS_%s", normalizedAliasName)
if !cfg.IsSet(key) {
return nil, fmt.Errorf("expected image alias %q", aliasName)
}
imageAliases[aliasName] = cfg.Get(key)
}
if !cfg.IsSet("SSH_KEY_PATH") {
return nil, fmt.Errorf("expected SSH_KEY_PATH config key")
}
sshKeyPath := cfg.Get("SSH_KEY_PATH")
if !cfg.IsSet("SSH_KEY_PASSPHRASE") {
return nil, fmt.Errorf("expected SSH_KEY_PASSPHRASE config key")
}
sshKeyPassphrase := cfg.Get("SSH_KEY_PASSPHRASE")
if !cfg.IsSet("KEYCHAIN_PASSWORD") {
return nil, fmt.Errorf("expected KEYCHAIN_PASSWORD config key")
}
keychainPassword := cfg.Get("KEYCHAIN_PASSWORD")
bootPollSleep := 3 * time.Second
if cfg.IsSet("BOOT_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("BOOT_POLL_SLEEP"))
if err != nil {
return nil, err
}
bootPollSleep = si
}
return &jupiterBrainProvider{
client: http.DefaultClient,
baseURL: baseURL,
imageAliases: imageAliases,
sshKeyPath: sshKeyPath,
sshKeyPassphrase: sshKeyPassphrase,
keychainPassword: keychainPassword,
bootPollSleep: bootPollSleep,
}, nil
}
func newJupiterBrainProvider(cfg *config.ProviderConfig) (Provider, error) {
if !cfg.IsSet("ENDPOINT") {
return nil, ErrMissingEndpointConfig
}
baseURL, err := url.Parse(cfg.Get("ENDPOINT"))
if err != nil {
return nil, err
}
if !cfg.IsSet("SSH_KEY_PATH") {
return nil, fmt.Errorf("expected SSH_KEY_PATH config key")
}
sshKeyPath := cfg.Get("SSH_KEY_PATH")
if !cfg.IsSet("SSH_KEY_PASSPHRASE") {
return nil, fmt.Errorf("expected SSH_KEY_PASSPHRASE config key")
}
sshKeyPassphrase := cfg.Get("SSH_KEY_PASSPHRASE")
if !cfg.IsSet("KEYCHAIN_PASSWORD") {
return nil, fmt.Errorf("expected KEYCHAIN_PASSWORD config key")
}
keychainPassword := cfg.Get("KEYCHAIN_PASSWORD")
bootPollSleep := 3 * time.Second
if cfg.IsSet("BOOT_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("BOOT_POLL_SLEEP"))
if err != nil {
return nil, err
}
bootPollSleep = si
}
imageSelectorType := defaultJupiterBrainImageSelectorType
if cfg.IsSet("IMAGE_SELECTOR_TYPE") {
imageSelectorType = cfg.Get("IMAGE_SELECTOR_TYPE")
}
imageSelector, err := buildJupiterBrainImageSelector(imageSelectorType, cfg)
if err != nil {
return nil, err
}
return &jupiterBrainProvider{
client: http.DefaultClient,
baseURL: baseURL,
sshKeyPath: sshKeyPath,
sshKeyPassphrase: sshKeyPassphrase,
keychainPassword: keychainPassword,
bootPollSleep: bootPollSleep,
imageSelectorType: imageSelectorType,
imageSelector: imageSelector,
}, nil
}
func newGCEProvider(cfg *config.ProviderConfig) (Provider, error) {
var (
imageSelector image.Selector
err error
)
client, err := buildGoogleComputeService(cfg)
if err != nil {
return nil, err
}
if !cfg.IsSet("PROJECT_ID") {
return nil, fmt.Errorf("missing PROJECT_ID")
}
projectID := cfg.Get("PROJECT_ID")
if !cfg.IsSet("SSH_KEY_PATH") {
return nil, fmt.Errorf("missing SSH_KEY_PATH config key")
}
sshKeyBytes, err := ioutil.ReadFile(cfg.Get("SSH_KEY_PATH"))
if err != nil {
return nil, err
}
if !cfg.IsSet("SSH_PUB_KEY_PATH") {
return nil, fmt.Errorf("missing SSH_PUB_KEY_PATH config key")
}
sshPubKeyBytes, err := ioutil.ReadFile(cfg.Get("SSH_PUB_KEY_PATH"))
if err != nil {
return nil, err
}
block, _ := pem.Decode(sshKeyBytes)
if block == nil {
return nil, fmt.Errorf("ssh key does not contain a valid PEM block")
}
if !cfg.IsSet("SSH_KEY_PASSPHRASE") {
return nil, fmt.Errorf("missing SSH_KEY_PASSPHRASE config key")
}
der, err := x509.DecryptPEMBlock(block, []byte(cfg.Get("SSH_KEY_PASSPHRASE")))
if err != nil {
return nil, err
}
parsedKey, err := x509.ParsePKCS1PrivateKey(der)
if err != nil {
return nil, err
}
sshKeySigner, err := ssh.NewSignerFromKey(parsedKey)
if err != nil {
return nil, err
}
zoneName := defaultGCEZone
if cfg.IsSet("ZONE") {
zoneName = cfg.Get("ZONE")
}
cfg.Set("ZONE", zoneName)
mtName := defaultGCEMachineType
if cfg.IsSet("MACHINE_TYPE") {
mtName = cfg.Get("MACHINE_TYPE")
}
cfg.Set("MACHINE_TYPE", mtName)
nwName := defaultGCENetwork
if cfg.IsSet("NETWORK") {
nwName = cfg.Get("NETWORK")
}
cfg.Set("NETWORK", nwName)
diskSize := defaultGCEDiskSize
if cfg.IsSet("DISK_SIZE") {
ds, err := strconv.ParseInt(cfg.Get("DISK_SIZE"), 10, 64)
if err == nil {
diskSize = ds
}
}
bootPollSleep := defaultGCEBootPollSleep
if cfg.IsSet("BOOT_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("BOOT_POLL_SLEEP"))
if err != nil {
return nil, err
}
bootPollSleep = si
}
uploadRetries := defaultGCEUploadRetries
if cfg.IsSet("UPLOAD_RETRIES") {
ur, err := strconv.ParseUint(cfg.Get("UPLOAD_RETRIES"), 10, 64)
if err != nil {
return nil, err
}
uploadRetries = ur
}
uploadRetrySleep := defaultGCEUploadRetrySleep
if cfg.IsSet("UPLOAD_RETRY_SLEEP") {
si, err := time.ParseDuration(cfg.Get("UPLOAD_RETRY_SLEEP"))
if err != nil {
return nil, err
}
uploadRetrySleep = si
}
defaultLanguage := defaultGCELanguage
if cfg.IsSet("DEFAULT_LANGUAGE") {
defaultLanguage = cfg.Get("DEFAULT_LANGUAGE")
}
defaultImage := defaultGCEImage
if cfg.IsSet("IMAGE_DEFAULT") {
defaultImage = cfg.Get("IMAGE_DEFAULT")
}
autoImplode := true
if cfg.IsSet("AUTO_IMPLODE") {
ai, err := strconv.ParseBool(cfg.Get("AUTO_IMPLODE"))
if err != nil {
return nil, err
}
autoImplode = ai
}
hardTimeoutMinutes := defaultGCEHardTimeoutMinutes
if cfg.IsSet("HARD_TIMEOUT_MINUTES") {
ht, err := strconv.ParseInt(cfg.Get("HARD_TIMEOUT_MINUTES"), 10, 64)
if err != nil {
return nil, err
}
hardTimeoutMinutes = ht
}
imageSelectorType := defaultGCEImageSelectorType
if cfg.IsSet("IMAGE_SELECTOR_TYPE") {
imageSelectorType = cfg.Get("IMAGE_SELECTOR_TYPE")
}
if imageSelectorType != "legacy" && imageSelectorType != "env" && imageSelectorType != "api" {
return nil, fmt.Errorf("invalid image selector type %q", imageSelectorType)
}
if imageSelectorType == "env" || imageSelectorType == "api" {
imageSelector, err = buildGCEImageSelector(imageSelectorType, cfg)
if err != nil {
return nil, err
}
}
return &gceProvider{
client: client,
projectID: projectID,
cfg: cfg,
ic: &gceInstanceConfig{
DiskSize: diskSize,
SSHKeySigner: sshKeySigner,
SSHPubKey: string(sshPubKeyBytes),
AutoImplode: autoImplode,
HardTimeoutMinutes: hardTimeoutMinutes,
},
imageSelector: imageSelector,
imageSelectorType: imageSelectorType,
instanceGroup: cfg.Get("INSTANCE_GROUP"),
bootPollSleep: bootPollSleep,
defaultLanguage: defaultLanguage,
defaultImage: defaultImage,
uploadRetries: uploadRetries,
uploadRetrySleep: uploadRetrySleep,
}, nil
}
func newGCEProvider(cfg *config.ProviderConfig) (Provider, error) {
var (
imageSelector image.Selector
err error
)
client, err := buildGoogleComputeService(cfg)
if err != nil {
return nil, err
}
if !cfg.IsSet("PROJECT_ID") {
return nil, fmt.Errorf("missing PROJECT_ID")
}
projectID := cfg.Get("PROJECT_ID")
imageProjectID := cfg.Get("PROJECT_ID")
if cfg.IsSet("IMAGE_PROJECT_ID") {
imageProjectID = cfg.Get("IMAGE_PROJECT_ID")
}
zoneName := defaultGCEZone
if cfg.IsSet("ZONE") {
zoneName = cfg.Get("ZONE")
}
cfg.Set("ZONE", zoneName)
mtName := defaultGCEMachineType
if cfg.IsSet("MACHINE_TYPE") {
mtName = cfg.Get("MACHINE_TYPE")
}
cfg.Set("MACHINE_TYPE", mtName)
premiumMTName := defaultGCEPremiumMachineType
if cfg.IsSet("PREMIUM_MACHINE_TYPE") {
premiumMTName = cfg.Get("PREMIUM_MACHINE_TYPE")
}
cfg.Set("PREMIUM_MACHINE_TYPE", premiumMTName)
nwName := defaultGCENetwork
if cfg.IsSet("NETWORK") {
nwName = cfg.Get("NETWORK")
}
cfg.Set("NETWORK", nwName)
diskSize := defaultGCEDiskSize
if cfg.IsSet("DISK_SIZE") {
ds, err := strconv.ParseInt(cfg.Get("DISK_SIZE"), 10, 64)
if err == nil {
diskSize = ds
}
}
bootPollSleep := defaultGCEBootPollSleep
if cfg.IsSet("BOOT_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("BOOT_POLL_SLEEP"))
if err != nil {
return nil, err
}
bootPollSleep = si
}
bootPrePollSleep := defaultGCEBootPrePollSleep
if cfg.IsSet("BOOT_PRE_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("BOOT_PRE_POLL_SLEEP"))
if err != nil {
return nil, err
}
bootPrePollSleep = si
}
stopPollSleep := defaultGCEStopPollSleep
if cfg.IsSet("STOP_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("STOP_POLL_SLEEP"))
if err != nil {
return nil, err
}
stopPollSleep = si
}
stopPrePollSleep := defaultGCEStopPrePollSleep
if cfg.IsSet("STOP_PRE_POLL_SLEEP") {
si, err := time.ParseDuration(cfg.Get("STOP_PRE_POLL_SLEEP"))
if err != nil {
return nil, err
}
stopPrePollSleep = si
}
skipStopPoll := false
if cfg.IsSet("SKIP_STOP_POLL") {
ssp, err := strconv.ParseBool(cfg.Get("SKIP_STOP_POLL"))
if err != nil {
return nil, err
}
skipStopPoll = ssp
}
uploadRetries := defaultGCEUploadRetries
if cfg.IsSet("UPLOAD_RETRIES") {
ur, err := strconv.ParseUint(cfg.Get("UPLOAD_RETRIES"), 10, 64)
if err != nil {
return nil, err
}
uploadRetries = ur
}
uploadRetrySleep := defaultGCEUploadRetrySleep
if cfg.IsSet("UPLOAD_RETRY_SLEEP") {
si, err := time.ParseDuration(cfg.Get("UPLOAD_RETRY_SLEEP"))
if err != nil {
return nil, err
}
uploadRetrySleep = si
}
defaultLanguage := defaultGCELanguage
if cfg.IsSet("DEFAULT_LANGUAGE") {
defaultLanguage = cfg.Get("DEFAULT_LANGUAGE")
}
defaultImage := defaultGCEImage
if cfg.IsSet("IMAGE_DEFAULT") {
defaultImage = cfg.Get("IMAGE_DEFAULT")
}
autoImplode := true
if cfg.IsSet("AUTO_IMPLODE") {
ai, err := strconv.ParseBool(cfg.Get("AUTO_IMPLODE"))
if err != nil {
return nil, err
}
autoImplode = ai
}
imageSelectorType := defaultGCEImageSelectorType
if cfg.IsSet("IMAGE_SELECTOR_TYPE") {
imageSelectorType = cfg.Get("IMAGE_SELECTOR_TYPE")
}
if imageSelectorType != "env" && imageSelectorType != "api" {
return nil, fmt.Errorf("invalid image selector type %q", imageSelectorType)
}
if imageSelectorType == "env" || imageSelectorType == "api" {
imageSelector, err = buildGCEImageSelector(imageSelectorType, cfg)
if err != nil {
return nil, err
}
}
var rateLimiter ratelimit.RateLimiter
if cfg.IsSet("RATE_LIMIT_REDIS_URL") {
rateLimiter = ratelimit.NewRateLimiter(cfg.Get("RATE_LIMIT_REDIS_URL"), cfg.Get("RATE_LIMIT_PREFIX"))
} else {
rateLimiter = ratelimit.NewNullRateLimiter()
}
rateLimitMaxCalls := defaultGCERateLimitMaxCalls
if cfg.IsSet("RATE_LIMIT_MAX_CALLS") {
mc, err := strconv.ParseUint(cfg.Get("RATE_LIMIT_MAX_CALLS"), 10, 64)
if err != nil {
return nil, err
}
rateLimitMaxCalls = mc
}
rateLimitDuration := defaultGCERateLimitDuration
if cfg.IsSet("RATE_LIMIT_DURATION") {
rld, err := time.ParseDuration(cfg.Get("RATE_LIMIT_DURATION"))
if err != nil {
return nil, err
}
rateLimitDuration = rld
}
privKey, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
return nil, err
}
pubKey, err := ssh.NewPublicKey(&privKey.PublicKey)
if err != nil {
return nil, err
}
sshKeySigner, err := ssh.NewSignerFromKey(privKey)
if err != nil {
return nil, err
}
preemptible := true
if cfg.IsSet("PREEMPTIBLE") {
preemptible = asBool(cfg.Get("PREEMPTIBLE"))
}
return &gceProvider{
client: client,
projectID: projectID,
imageProjectID: imageProjectID,
cfg: cfg,
ic: &gceInstanceConfig{
Preemptible: preemptible,
DiskSize: diskSize,
SSHKeySigner: sshKeySigner,
SSHPubKey: string(ssh.MarshalAuthorizedKey(pubKey)),
AutoImplode: autoImplode,
StopPollSleep: stopPollSleep,
StopPrePollSleep: stopPrePollSleep,
SkipStopPoll: skipStopPoll,
},
imageSelector: imageSelector,
imageSelectorType: imageSelectorType,
bootPollSleep: bootPollSleep,
bootPrePollSleep: bootPrePollSleep,
defaultLanguage: defaultLanguage,
defaultImage: defaultImage,
uploadRetries: uploadRetries,
uploadRetrySleep: uploadRetrySleep,
rateLimiter: rateLimiter,
rateLimitMaxCalls: rateLimitMaxCalls,
rateLimitDuration: rateLimitDuration,
}, nil
}