diff options
Diffstat (limited to 'vendor/github.com/mattermost/viper')
-rw-r--r-- | vendor/github.com/mattermost/viper/.gitignore | 7 | ||||
-rw-r--r-- | vendor/github.com/mattermost/viper/.travis.yml | 5 | ||||
-rw-r--r-- | vendor/github.com/mattermost/viper/README.md | 45 | ||||
-rw-r--r-- | vendor/github.com/mattermost/viper/go.mod | 16 | ||||
-rw-r--r-- | vendor/github.com/mattermost/viper/go.sum | 26 | ||||
-rw-r--r-- | vendor/github.com/mattermost/viper/viper.go | 113 |
6 files changed, 180 insertions, 32 deletions
diff --git a/vendor/github.com/mattermost/viper/.gitignore b/vendor/github.com/mattermost/viper/.gitignore index 352a34a56..01b5c44b9 100644 --- a/vendor/github.com/mattermost/viper/.gitignore +++ b/vendor/github.com/mattermost/viper/.gitignore @@ -21,4 +21,9 @@ _testmain.go *.exe *.test -*.bench
\ No newline at end of file +*.bench + +.vscode + +# exclude dependencies in the `/vendor` folder +vendor diff --git a/vendor/github.com/mattermost/viper/.travis.yml b/vendor/github.com/mattermost/viper/.travis.yml index 55960d11b..22a8a00e2 100644 --- a/vendor/github.com/mattermost/viper/.travis.yml +++ b/vendor/github.com/mattermost/viper/.travis.yml @@ -2,9 +2,8 @@ go_import_path: github.com/spf13/viper language: go go: - - 1.7.x - - 1.8.x - - 1.9.x + - 1.10.x + - 1.11.x - tip os: diff --git a/vendor/github.com/mattermost/viper/README.md b/vendor/github.com/mattermost/viper/README.md index 64bf47435..87bbc8b44 100644 --- a/vendor/github.com/mattermost/viper/README.md +++ b/vendor/github.com/mattermost/viper/README.md @@ -191,7 +191,7 @@ _When working with ENV variables, it’s important to recognize that Viper treats ENV variables as case sensitive._ Viper provides a mechanism to try to ensure that ENV variables are unique. By -using `SetEnvPrefix`, you can tell Viper to use add a prefix while reading from +using `SetEnvPrefix`, you can tell Viper to use a prefix while reading from the environment variables. Both `BindEnv` and `AutomaticEnv` will use this prefix. @@ -373,12 +373,33 @@ how to use Consul. ### Remote Key/Value Store Example - Unencrypted +#### etcd ```go viper.AddRemoteProvider("etcd", "http://127.0.0.1:4001","/config/hugo.json") viper.SetConfigType("json") // because there is no file extension in a stream of bytes, supported extensions are "json", "toml", "yaml", "yml", "properties", "props", "prop" err := viper.ReadRemoteConfig() ``` +#### Consul +You need to set a key to Consul key/value storage with JSON value containing your desired config. +For example, create a Consul key/value store key `MY_CONSUL_KEY` with value: + +```json +{ + "port": 8080, + "hostname": "myhostname.com" +} +``` + +```go +viper.AddRemoteProvider("consul", "localhost:8500", "MY_CONSUL_KEY") +viper.SetConfigType("json") // Need to explicitly set this to json +err := viper.ReadRemoteConfig() + +fmt.Println(viper.Get("port")) // 8080 +fmt.Println(viper.Get("hostname")) // myhostname.com +``` + ### Remote Key/Value Store Example - Encrypted ```go @@ -437,6 +458,7 @@ The following functions and methods exist: * `GetTime(key string) : time.Time` * `GetDuration(key string) : time.Duration` * `IsSet(key string) : bool` + * `AllSettings() : map[string]interface{}` One important thing to recognize is that each Get function will return a zero value if it’s not found. To check if a given key exists, the `IsSet()` method @@ -590,6 +612,27 @@ if err != nil { } ``` +### Marshalling to string + +You may need to marhsal all the settings held in viper into a string rather than write them to a file. +You can use your favorite format's marshaller with the config returned by `AllSettings()`. + +```go +import ( + yaml "gopkg.in/yaml.v2" + // ... +) + +func yamlStringSettings() string { + c := viper.AllSettings() + bs, err := yaml.Marshal(c) + if err != nil { + t.Fatalf("unable to marshal config to YAML: %v", err) + } + return string(bs) +} +``` + ## Viper or Vipers? Viper comes ready to use out of the box. There is no configuration or diff --git a/vendor/github.com/mattermost/viper/go.mod b/vendor/github.com/mattermost/viper/go.mod new file mode 100644 index 000000000..3f4e1c227 --- /dev/null +++ b/vendor/github.com/mattermost/viper/go.mod @@ -0,0 +1,16 @@ +module github.com/spf13/viper + +require ( + github.com/fsnotify/fsnotify v1.4.7 + github.com/hashicorp/hcl v1.0.0 + github.com/magiconair/properties v1.8.0 + github.com/mitchellh/mapstructure v1.0.0 + github.com/pelletier/go-toml v1.2.0 + github.com/spf13/afero v1.1.2 + github.com/spf13/cast v1.2.0 + github.com/spf13/jwalterweatherman v1.0.0 + github.com/spf13/pflag v1.0.2 + golang.org/x/sys v0.0.0-20180906133057-8cf3aee42992 // indirect + golang.org/x/text v0.3.0 // indirect + gopkg.in/yaml.v2 v2.2.1 +) diff --git a/vendor/github.com/mattermost/viper/go.sum b/vendor/github.com/mattermost/viper/go.sum new file mode 100644 index 000000000..3e3b874bc --- /dev/null +++ b/vendor/github.com/mattermost/viper/go.sum @@ -0,0 +1,26 @@ +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I= +github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= +github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4= +github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ= +github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDePerRcY= +github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ= +github.com/mitchellh/mapstructure v1.0.0 h1:vVpGvMXJPqSDh2VYHF7gsfQj8Ncx+Xw5Y1KHeTRY+7I= +github.com/mitchellh/mapstructure v1.0.0/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y= +github.com/pelletier/go-toml v1.2.0 h1:T5zMGML61Wp+FlcbWjRDT7yAxhJNAiPPLOFECq181zc= +github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic= +github.com/spf13/afero v1.1.2 h1:m8/z1t7/fwjysjQRYbP0RD+bUIF/8tJwPdEZsI83ACI= +github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ= +github.com/spf13/cast v1.2.0 h1:HHl1DSRbEQN2i8tJmtS6ViPyHx35+p51amrdsiTCrkg= +github.com/spf13/cast v1.2.0/go.mod h1:r2rcYCSwa1IExKTDiTfzaxqT2FNHs8hODu4LnUfgKEg= +github.com/spf13/jwalterweatherman v1.0.0 h1:XHEdyB+EcvlqZamSM4ZOMGlc93t6AcsBEu9Gc1vn7yk= +github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo= +github.com/spf13/pflag v1.0.2 h1:Fy0orTDgHdbnzHcsOgfCN4LtHf0ec3wwtiwJqwvf3Gc= +github.com/spf13/pflag v1.0.2/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4= +golang.org/x/sys v0.0.0-20180906133057-8cf3aee42992 h1:BH3eQWeGbwRU2+wxxuuPOdFBmaiBH81O8BugSjHeTFg= +golang.org/x/sys v0.0.0-20180906133057-8cf3aee42992/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg= +golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE= +gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= diff --git a/vendor/github.com/mattermost/viper/viper.go b/vendor/github.com/mattermost/viper/viper.go index bb605594b..f936bc6ed 100644 --- a/vendor/github.com/mattermost/viper/viper.go +++ b/vendor/github.com/mattermost/viper/viper.go @@ -30,6 +30,7 @@ import ( "path/filepath" "reflect" "strings" + "sync" "time" yaml "gopkg.in/yaml.v2" @@ -113,6 +114,23 @@ func (fnfe ConfigFileNotFoundError) Error() string { return fmt.Sprintf("Config File %q Not Found in %q", fnfe.name, fnfe.locations) } +// A DecoderConfigOption can be passed to viper.Unmarshal to configure +// mapstructure.DecoderConfig options +type DecoderConfigOption func(*mapstructure.DecoderConfig) + +// DecodeHook returns a DecoderConfigOption which overrides the default +// DecoderConfig.DecodeHook value, the default is: +// +// mapstructure.ComposeDecodeHookFunc( +// mapstructure.StringToTimeDurationHookFunc(), +// mapstructure.StringToSliceHookFunc(","), +// ) +func DecodeHook(hook mapstructure.DecodeHookFunc) DecoderConfigOption { + return func(c *mapstructure.DecoderConfig) { + c.DecodeHook = hook + } +} + // Viper is a prioritized configuration registry. It // maintains a set of configuration sources, fetches // values to populate those, and provides them according @@ -259,48 +277,73 @@ func (v *Viper) OnConfigChange(run func(in fsnotify.Event)) { } func WatchConfig() { v.WatchConfig() } + func (v *Viper) WatchConfig() { + initWG := sync.WaitGroup{} + initWG.Add(1) go func() { watcher, err := fsnotify.NewWatcher() if err != nil { log.Fatal(err) } defer watcher.Close() - // we have to watch the entire directory to pick up renames/atomic saves in a cross-platform way filename, err := v.getConfigFile() if err != nil { - log.Println("error:", err) + log.Printf("error: %v\n", err) return } configFile := filepath.Clean(filename) configDir, _ := filepath.Split(configFile) + realConfigFile, _ := filepath.EvalSymlinks(filename) - done := make(chan bool) + eventsWG := sync.WaitGroup{} + eventsWG.Add(1) go func() { for { select { - case event := <-watcher.Events: - // we only care about the config file - if filepath.Clean(event.Name) == configFile { - if event.Op&fsnotify.Write == fsnotify.Write || event.Op&fsnotify.Create == fsnotify.Create { - err := v.ReadInConfig() - if err != nil { - log.Println("error:", err) - } + case event, ok := <-watcher.Events: + if !ok { // 'Events' channel is closed + eventsWG.Done() + return + } + currentConfigFile, _ := filepath.EvalSymlinks(filename) + // we only care about the config file with the following cases: + // 1 - if the config file was modified or created + // 2 - if the real path to the config file changed (eg: k8s ConfigMap replacement) + const writeOrCreateMask = fsnotify.Write | fsnotify.Create + if (filepath.Clean(event.Name) == configFile && + event.Op&writeOrCreateMask != 0) || + (currentConfigFile != "" && currentConfigFile != realConfigFile) { + realConfigFile = currentConfigFile + err := v.ReadInConfig() + if err != nil { + log.Printf("error reading config file: %v\n", err) + } + if v.onConfigChange != nil { v.onConfigChange(event) } + } else if filepath.Clean(event.Name) == configFile && + event.Op&fsnotify.Remove&fsnotify.Remove != 0 { + eventsWG.Done() + return } - case err := <-watcher.Errors: - log.Println("error:", err) + + case err, ok := <-watcher.Errors: + if ok { // 'Errors' channel is not closed + log.Printf("watcher error: %v\n", err) + } + eventsWG.Done() + return } } }() - watcher.Add(configDir) - <-done + initWG.Done() // done initalizing the watch in this go routine, so the parent routine can move on... + eventsWG.Wait() // now, wait for event loop to end in this go-routine... }() + initWG.Wait() // make sure that the go routine above fully ended before returning } // SetConfigFile explicitly defines the path, name and extension of the config file. @@ -631,8 +674,10 @@ func (v *Viper) Get(key string) interface{} { return cast.ToBool(val) case string: return cast.ToString(val) - case int64, int32, int16, int8, int: + case int32, int16, int8, int: return cast.ToInt(val) + case int64: + return cast.ToInt64(val) case float64, float32: return cast.ToFloat64(val) case time.Time: @@ -682,6 +727,12 @@ func (v *Viper) GetInt(key string) int { return cast.ToInt(v.Get(key)) } +// GetInt32 returns the value associated with the key as an integer. +func GetInt32(key string) int32 { return v.GetInt32(key) } +func (v *Viper) GetInt32(key string) int32 { + return cast.ToInt32(v.Get(key)) +} + // GetInt64 returns the value associated with the key as an integer. func GetInt64(key string) int64 { return v.GetInt64(key) } func (v *Viper) GetInt64(key string) int64 { @@ -739,9 +790,11 @@ func (v *Viper) GetSizeInBytes(key string) uint { } // UnmarshalKey takes a single key and unmarshals it into a Struct. -func UnmarshalKey(key string, rawVal interface{}) error { return v.UnmarshalKey(key, rawVal) } -func (v *Viper) UnmarshalKey(key string, rawVal interface{}) error { - err := decode(v.Get(key), defaultDecoderConfig(rawVal)) +func UnmarshalKey(key string, rawVal interface{}, opts ...DecoderConfigOption) error { + return v.UnmarshalKey(key, rawVal, opts...) +} +func (v *Viper) UnmarshalKey(key string, rawVal interface{}, opts ...DecoderConfigOption) error { + err := decode(v.Get(key), defaultDecoderConfig(rawVal, opts...)) if err != nil { return err @@ -754,9 +807,11 @@ func (v *Viper) UnmarshalKey(key string, rawVal interface{}) error { // Unmarshal unmarshals the config into a Struct. Make sure that the tags // on the fields of the structure are properly set. -func Unmarshal(rawVal interface{}) error { return v.Unmarshal(rawVal) } -func (v *Viper) Unmarshal(rawVal interface{}) error { - err := decode(v.AllSettings(), defaultDecoderConfig(rawVal)) +func Unmarshal(rawVal interface{}, opts ...DecoderConfigOption) error { + return v.Unmarshal(rawVal, opts...) +} +func (v *Viper) Unmarshal(rawVal interface{}, opts ...DecoderConfigOption) error { + err := decode(v.AllSettings(), defaultDecoderConfig(rawVal, opts...)) if err != nil { return err @@ -769,8 +824,8 @@ func (v *Viper) Unmarshal(rawVal interface{}) error { // defaultDecoderConfig returns default mapsstructure.DecoderConfig with suppot // of time.Duration values & string slices -func defaultDecoderConfig(output interface{}) *mapstructure.DecoderConfig { - return &mapstructure.DecoderConfig{ +func defaultDecoderConfig(output interface{}, opts ...DecoderConfigOption) *mapstructure.DecoderConfig { + c := &mapstructure.DecoderConfig{ Metadata: nil, Result: output, WeaklyTypedInput: true, @@ -779,6 +834,10 @@ func defaultDecoderConfig(output interface{}) *mapstructure.DecoderConfig { mapstructure.StringToSliceHookFunc(","), ), } + for _, opt := range opts { + opt(c) + } + return c } // A wrapper around mapstructure.Decode that mimics the WeakDecode functionality @@ -1108,7 +1167,7 @@ func (v *Viper) SetDefault(key string, value interface{}) { deepestMap[lastKey] = value } -// Set sets the value for the key in the override regiser. +// Set sets the value for the key in the override register. // Set is case-insensitive for a key. // Will be used instead of values obtained via // flags, config file, ENV, default, or key/value store. @@ -1682,8 +1741,8 @@ func (v *Viper) EnvSettings() map[string]interface{} { m := map[string]interface{}{} // start from the list of keys, and construct the map one value at a time for _, k := range v.AllKeys() { - _, ok := v.getEnv(v.mergeWithEnvPrefix(k)) - if !ok { + _, set := v.getEnv(v.mergeWithEnvPrefix(k)) + if !set { continue } path := strings.Split(k, v.keyDelim) |