utils

func BoolPtr ¶ added in v0.9.5

func BoolPtr(bl bool) *bool

BoolPtr returns the pointer to bool variable

func CheckResource ¶ added in v0.9.6

func CheckResource(r *common.Resources) error

func CreateDirIfNotExist ¶

func CreateDirIfNotExist(dirpath string) error

func CreateOrOverwriteFile ¶

func CreateOrOverwriteFile(fpath string, data []byte, fileMode os.FileMode) error

func GenCallerID ¶

func GenCallerID() string

timestamp + uuid

func GenClientTLSConfig ¶

func GenClientTLSConfig(caFile string, certFile string, keyFile string) (*tls.Config, error)

GenClientTLSConfig creates the tls Config for client

func GenConfigFileID ¶ added in v0.9.6

func GenConfigFileID(prefix string, configFileName string, version int64) string

func GenMD5 ¶

func GenMD5(content string) string

func GenRequestUUID ¶

func GenRequestUUID() string

func GenServerTLSConfigFromCAFile ¶

func GenServerTLSConfigFromCAFile(caFile string) (*tls.Config, error)

GenServerTLSConfigFromCAFile creates a tls Config with ClientCAs.

func GenServerTLSConfigWithCA ¶

func GenServerTLSConfigWithCA(clientCACert []byte) (*tls.Config, error)

GenServerTLSConfigWithCA creates a tls Config with ClientCAs.

func GenServiceMemberName ¶

func GenServiceMemberName(serviceName string, index int64) string

func GenUUID ¶

func GenUUID() string

GenUUID returns a 32 bytes uuid string

func GetConfigFileVersion ¶

func GetConfigFileVersion(fileID string) (version int64, err error)

func GetNextIP ¶ added in v0.8.1

func GetNextIP(usedIPs map[string]bool, ipnet *net.IPNet, lastIP net.IP) (nextIP net.IP, err error)

GetNextIP gets the next unused ip. aws reserves like 10.0.0.0, 10.0.0.1, 10.0.0.2, 10.0.0.3 and 10.0.0.255, http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC_Subnets.html

func GetReqIDFromContext ¶

func GetReqIDFromContext(ctx context.Context) string

GetReqIDFromContext gets the requuid from ctx.

func Hash ¶

func Hash(s string) uint32

func Int32Ptr ¶ added in v0.9.5

func Int32Ptr(i int32) *int32

Int32Ptr returns the pointer to int32 variable

func Int64Ptr ¶ added in v0.9.5

func Int64Ptr(i int64) *int64

Int64Ptr returns the pointer to int64 variable

func IsDirExist ¶

func IsDirExist(dirpath string) (bool, error)

func IsFileExist ¶

func IsFileExist(fpath string) (bool, error)

func NewRequestContext ¶

func NewRequestContext(ctx context.Context, requuid string) context.Context

NewRequestContext returns a new Context carrying requuid.

func SetLogDir ¶

func SetLogDir()

func SetLogToStd ¶

func SetLogToStd()