diff --git a/go.mod b/go.mod index c57f306..8371ed6 100644 --- a/go.mod +++ b/go.mod @@ -7,12 +7,12 @@ replace github.com/coreos/etcd => ./etcd replace github.com/coreos/etcd/client => ./etcd/client require ( - github.com/coreos/etcd v2.2.5+incompatible // indirect + github.com/coreos/etcd v3.3.25+incompatible // indirect github.com/coreos/etcd/client v0.0.0-00010101000000-000000000000 github.com/coreos/go-systemd v0.0.0-20141015001424-e3e4f602334e - github.com/coreos/pkg v0.0.0-20160210003529-549bd7890e35 + github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f github.com/godbus/dbus v0.0.0-20141007185835-25a4b8ca48c6 - github.com/hashicorp/errwrap v1.0.0 // indirect - github.com/rkt/rkt v1.27.0 - golang.org/x/net v0.0.0-20160201052856-d513e58596cd + github.com/hashicorp/errwrap v1.1.0 // indirect + github.com/rkt/rkt v1.30.0 + golang.org/x/net v0.0.0-20201031054903-ff519b6c9102 ) diff --git a/go.sum b/go.sum index 628f0d0..0f6ee56 100644 --- a/go.sum +++ b/go.sum @@ -1,12 +1,21 @@ github.com/coreos/go-systemd v0.0.0-20141015001424-e3e4f602334e h1:UL9vt+QLxHxLGvYzWBtmrWX3Gn386D/JLo+A+lZXF7c= github.com/coreos/go-systemd v0.0.0-20141015001424-e3e4f602334e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4= -github.com/coreos/pkg v0.0.0-20160210003529-549bd7890e35 h1:ZuoApBOR/SNKb9V4JO6PJQpJM+dmO6WwKv3bTUxQbdU= -github.com/coreos/pkg v0.0.0-20160210003529-549bd7890e35/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA= +github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f h1:lBNOc5arjvs8E5mO2tbpBpLoyyu8B6e44T7hJy6potg= +github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA= github.com/godbus/dbus v0.0.0-20141007185835-25a4b8ca48c6 h1:ktNNkmZO+GEJH27RAe03xbhUuXOFgAr5p59K25XYyhk= github.com/godbus/dbus v0.0.0-20141007185835-25a4b8ca48c6/go.mod h1:/YcGZj5zSblfDWMMoOzV4fas9FZnQYTkDnsGvmh2Grw= -github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA= -github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4= -github.com/rkt/rkt v1.27.0 h1:WqQ40PMutsOMXvubNDKiA1Zieuhegr5bIKixxSBEckw= -github.com/rkt/rkt v1.27.0/go.mod h1:V5VwmwHe6x1kflB4uXl1XJwXTgRISEMt2lZE6m6lXd0= -golang.org/x/net v0.0.0-20160201052856-d513e58596cd h1:u9YqWFZbNek1vwz2T9UibRb81i9ibZErhrRGrhlQ/Ro= -golang.org/x/net v0.0.0-20160201052856-d513e58596cd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= +github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY2I= +github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4= +github.com/rkt/rkt v1.30.0 h1:ZI5RQtSibfjicSttV/HLiHuWreYClEJA2Or5XKAdJb0= +github.com/rkt/rkt v1.30.0/go.mod h1:V5VwmwHe6x1kflB4uXl1XJwXTgRISEMt2lZE6m6lXd0= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= +golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= +golang.org/x/net v0.0.0-20201031054903-ff519b6c9102 h1:42cLlJJdEh+ySyeUUbEQ5bsTiq8voBeTuweGVkY6Puw= +golang.org/x/net v0.0.0-20201031054903-ff519b6c9102/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= +golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= +golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= +golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= diff --git a/vendor/github.com/coreos/pkg/capnslog/README.md b/vendor/github.com/coreos/pkg/capnslog/README.md index 81efb1f..f79dbfc 100644 --- a/vendor/github.com/coreos/pkg/capnslog/README.md +++ b/vendor/github.com/coreos/pkg/capnslog/README.md @@ -21,7 +21,7 @@ Still the job of `main` to expose these configurations. `main` may delegate this Splitting streams is probably not the job of your program, but rather, your log aggregation framework. If you must split output streams, again, `main` configures this and you can write a very simple two-output struct that satisfies io.Writer. -Fancy colorful formatting and JSON output are beyond the scope of a basic logging framework -- they're application/log-collector dependant. These are, at best, provided as options, but more likely, provided by your application. +Fancy colorful formatting and JSON output are beyond the scope of a basic logging framework -- they're application/log-collector dependent. These are, at best, provided as options, but more likely, provided by your application. ##### Log objects are an interface diff --git a/vendor/github.com/coreos/pkg/capnslog/formatters.go b/vendor/github.com/coreos/pkg/capnslog/formatters.go index 99ec6f8..b305a84 100644 --- a/vendor/github.com/coreos/pkg/capnslog/formatters.go +++ b/vendor/github.com/coreos/pkg/capnslog/formatters.go @@ -18,6 +18,7 @@ import ( "bufio" "fmt" "io" + "log" "runtime" "strings" "time" @@ -28,7 +29,7 @@ type Formatter interface { Flush() } -func NewStringFormatter(w io.Writer) *StringFormatter { +func NewStringFormatter(w io.Writer) Formatter { return &StringFormatter{ w: bufio.NewWriter(w), } @@ -104,3 +105,53 @@ func (c *PrettyFormatter) Format(pkg string, l LogLevel, depth int, entries ...i func (c *PrettyFormatter) Flush() { c.w.Flush() } + +// LogFormatter emulates the form of the traditional built-in logger. +type LogFormatter struct { + logger *log.Logger + prefix string +} + +// NewLogFormatter is a helper to produce a new LogFormatter struct. It uses the +// golang log package to actually do the logging work so that logs look similar. +func NewLogFormatter(w io.Writer, prefix string, flag int) Formatter { + return &LogFormatter{ + logger: log.New(w, "", flag), // don't use prefix here + prefix: prefix, // save it instead + } +} + +// Format builds a log message for the LogFormatter. The LogLevel is ignored. +func (lf *LogFormatter) Format(pkg string, _ LogLevel, _ int, entries ...interface{}) { + str := fmt.Sprint(entries...) + prefix := lf.prefix + if pkg != "" { + prefix = fmt.Sprintf("%s%s: ", prefix, pkg) + } + lf.logger.Output(5, fmt.Sprintf("%s%v", prefix, str)) // call depth is 5 +} + +// Flush is included so that the interface is complete, but is a no-op. +func (lf *LogFormatter) Flush() { + // noop +} + +// NilFormatter is a no-op log formatter that does nothing. +type NilFormatter struct { +} + +// NewNilFormatter is a helper to produce a new LogFormatter struct. It logs no +// messages so that you can cause part of your logging to be silent. +func NewNilFormatter() Formatter { + return &NilFormatter{} +} + +// Format does nothing. +func (_ *NilFormatter) Format(_ string, _ LogLevel, _ int, _ ...interface{}) { + // noop +} + +// Flush is included so that the interface is complete, but is a no-op. +func (_ *NilFormatter) Flush() { + // noop +} diff --git a/vendor/github.com/coreos/pkg/capnslog/init.go b/vendor/github.com/coreos/pkg/capnslog/init.go index 44b8cd3..38ce6d2 100644 --- a/vendor/github.com/coreos/pkg/capnslog/init.go +++ b/vendor/github.com/coreos/pkg/capnslog/init.go @@ -32,7 +32,7 @@ import ( func init() { initHijack() - // Go `log` pacakge uses os.Stderr. + // Go `log` package uses os.Stderr. SetFormatter(NewDefaultFormatter(os.Stderr)) SetGlobalLogLevel(INFO) } diff --git a/vendor/github.com/coreos/pkg/capnslog/logmap.go b/vendor/github.com/coreos/pkg/capnslog/logmap.go index 8495448..226b60c 100644 --- a/vendor/github.com/coreos/pkg/capnslog/logmap.go +++ b/vendor/github.com/coreos/pkg/capnslog/logmap.go @@ -95,6 +95,11 @@ func (l *LogLevel) Set(s string) error { return nil } +// Returns an empty string, only here to fulfill the pflag.Value interface. +func (l *LogLevel) Type() string { + return "" +} + // ParseLevel translates some potential loglevel strings into their corresponding levels. func ParseLevel(s string) (LogLevel, error) { switch s { diff --git a/vendor/github.com/coreos/pkg/capnslog/pkg_logger.go b/vendor/github.com/coreos/pkg/capnslog/pkg_logger.go index a075167..00ff371 100644 --- a/vendor/github.com/coreos/pkg/capnslog/pkg_logger.go +++ b/vendor/github.com/coreos/pkg/capnslog/pkg_logger.go @@ -37,6 +37,14 @@ func (p *PackageLogger) internalLog(depth int, inLevel LogLevel, entries ...inte } } +// SetLevel allows users to change the current logging level. +func (p *PackageLogger) SetLevel(l LogLevel) { + logger.Lock() + defer logger.Unlock() + p.level = l +} + +// LevelAt checks if the given log level will be outputted under current setting. func (p *PackageLogger) LevelAt(l LogLevel) bool { logger.Lock() defer logger.Unlock() @@ -60,7 +68,7 @@ func (p *PackageLogger) Println(args ...interface{}) { } func (p *PackageLogger) Printf(format string, args ...interface{}) { - p.internalLog(calldepth, INFO, fmt.Sprintf(format, args...)) + p.Logf(INFO, format, args...) } func (p *PackageLogger) Print(args ...interface{}) { @@ -81,9 +89,14 @@ func (p *PackageLogger) Panic(args ...interface{}) { panic(s) } -func (p *PackageLogger) Fatalf(format string, args ...interface{}) { - s := fmt.Sprintf(format, args...) +func (p *PackageLogger) Panicln(args ...interface{}) { + s := fmt.Sprintln(args...) p.internalLog(calldepth, CRITICAL, s) + panic(s) +} + +func (p *PackageLogger) Fatalf(format string, args ...interface{}) { + p.Logf(CRITICAL, format, args...) os.Exit(1) } @@ -93,10 +106,16 @@ func (p *PackageLogger) Fatal(args ...interface{}) { os.Exit(1) } +func (p *PackageLogger) Fatalln(args ...interface{}) { + s := fmt.Sprintln(args...) + p.internalLog(calldepth, CRITICAL, s) + os.Exit(1) +} + // Error Functions func (p *PackageLogger) Errorf(format string, args ...interface{}) { - p.internalLog(calldepth, ERROR, fmt.Sprintf(format, args...)) + p.Logf(ERROR, format, args...) } func (p *PackageLogger) Error(entries ...interface{}) { @@ -106,7 +125,7 @@ func (p *PackageLogger) Error(entries ...interface{}) { // Warning Functions func (p *PackageLogger) Warningf(format string, args ...interface{}) { - p.internalLog(calldepth, WARNING, fmt.Sprintf(format, args...)) + p.Logf(WARNING, format, args...) } func (p *PackageLogger) Warning(entries ...interface{}) { @@ -116,7 +135,7 @@ func (p *PackageLogger) Warning(entries ...interface{}) { // Notice Functions func (p *PackageLogger) Noticef(format string, args ...interface{}) { - p.internalLog(calldepth, NOTICE, fmt.Sprintf(format, args...)) + p.Logf(NOTICE, format, args...) } func (p *PackageLogger) Notice(entries ...interface{}) { @@ -126,7 +145,7 @@ func (p *PackageLogger) Notice(entries ...interface{}) { // Info Functions func (p *PackageLogger) Infof(format string, args ...interface{}) { - p.internalLog(calldepth, INFO, fmt.Sprintf(format, args...)) + p.Logf(INFO, format, args...) } func (p *PackageLogger) Info(entries ...interface{}) { @@ -136,20 +155,32 @@ func (p *PackageLogger) Info(entries ...interface{}) { // Debug Functions func (p *PackageLogger) Debugf(format string, args ...interface{}) { - p.internalLog(calldepth, DEBUG, fmt.Sprintf(format, args...)) + if p.level < DEBUG { + return + } + p.Logf(DEBUG, format, args...) } func (p *PackageLogger) Debug(entries ...interface{}) { + if p.level < DEBUG { + return + } p.internalLog(calldepth, DEBUG, entries...) } // Trace Functions func (p *PackageLogger) Tracef(format string, args ...interface{}) { - p.internalLog(calldepth, TRACE, fmt.Sprintf(format, args...)) + if p.level < TRACE { + return + } + p.Logf(TRACE, format, args...) } func (p *PackageLogger) Trace(entries ...interface{}) { + if p.level < TRACE { + return + } p.internalLog(calldepth, TRACE, entries...) } diff --git a/vendor/github.com/hashicorp/errwrap/errwrap.go b/vendor/github.com/hashicorp/errwrap/errwrap.go index a733bef..44e368e 100644 --- a/vendor/github.com/hashicorp/errwrap/errwrap.go +++ b/vendor/github.com/hashicorp/errwrap/errwrap.go @@ -44,6 +44,8 @@ func Wrap(outer, inner error) error { // // format is the format of the error message. The string '{{err}}' will // be replaced with the original error message. +// +// Deprecated: Use fmt.Errorf() func Wrapf(format string, err error) error { outerMsg := "" if err != nil { @@ -148,6 +150,9 @@ func Walk(err error, cb WalkFunc) { for _, err := range e.WrappedErrors() { Walk(err, cb) } + case interface{ Unwrap() error }: + cb(err) + Walk(e.Unwrap(), cb) default: cb(err) } @@ -167,3 +172,7 @@ func (w *wrappedError) Error() string { func (w *wrappedError) WrappedErrors() []error { return []error{w.Outer, w.Inner} } + +func (w *wrappedError) Unwrap() error { + return w.Inner +} diff --git a/vendor/golang.org/x/net/context/context.go b/vendor/golang.org/x/net/context/context.go index 77b64d0..a3c021d 100644 --- a/vendor/golang.org/x/net/context/context.go +++ b/vendor/golang.org/x/net/context/context.go @@ -5,9 +5,11 @@ // Package context defines the Context type, which carries deadlines, // cancelation signals, and other request-scoped values across API boundaries // and between processes. +// As of Go 1.7 this package is available in the standard library under the +// name context. https://golang.org/pkg/context. // // Incoming requests to a server should create a Context, and outgoing calls to -// servers should accept a Context. The chain of function calls between must +// servers should accept a Context. The chain of function calls between must // propagate the Context, optionally replacing it with a modified copy created // using WithDeadline, WithTimeout, WithCancel, or WithValue. // @@ -16,14 +18,14 @@ // propagation: // // Do not store Contexts inside a struct type; instead, pass a Context -// explicitly to each function that needs it. The Context should be the first +// explicitly to each function that needs it. The Context should be the first // parameter, typically named ctx: // // func DoSomething(ctx context.Context, arg Arg) error { // // ... use ctx ... // } // -// Do not pass a nil Context, even if a function permits it. Pass context.TODO +// Do not pass a nil Context, even if a function permits it. Pass context.TODO // if you are unsure about which Context to use. // // Use context Values only for request-scoped data that transits processes and @@ -36,159 +38,15 @@ // Contexts. package context // import "golang.org/x/net/context" -import ( - "errors" - "fmt" - "sync" - "time" -) - -// A Context carries a deadline, a cancelation signal, and other values across -// API boundaries. -// -// Context's methods may be called by multiple goroutines simultaneously. -type Context interface { - // Deadline returns the time when work done on behalf of this context - // should be canceled. Deadline returns ok==false when no deadline is - // set. Successive calls to Deadline return the same results. - Deadline() (deadline time.Time, ok bool) - - // Done returns a channel that's closed when work done on behalf of this - // context should be canceled. Done may return nil if this context can - // never be canceled. Successive calls to Done return the same value. - // - // WithCancel arranges for Done to be closed when cancel is called; - // WithDeadline arranges for Done to be closed when the deadline - // expires; WithTimeout arranges for Done to be closed when the timeout - // elapses. - // - // Done is provided for use in select statements: - // - // // Stream generates values with DoSomething and sends them to out - // // until DoSomething returns an error or ctx.Done is closed. - // func Stream(ctx context.Context, out <-chan Value) error { - // for { - // v, err := DoSomething(ctx) - // if err != nil { - // return err - // } - // select { - // case <-ctx.Done(): - // return ctx.Err() - // case out <- v: - // } - // } - // } - // - // See http://blog.golang.org/pipelines for more examples of how to use - // a Done channel for cancelation. - Done() <-chan struct{} - - // Err returns a non-nil error value after Done is closed. Err returns - // Canceled if the context was canceled or DeadlineExceeded if the - // context's deadline passed. No other values for Err are defined. - // After Done is closed, successive calls to Err return the same value. - Err() error - - // Value returns the value associated with this context for key, or nil - // if no value is associated with key. Successive calls to Value with - // the same key returns the same result. - // - // Use context values only for request-scoped data that transits - // processes and API boundaries, not for passing optional parameters to - // functions. - // - // A key identifies a specific value in a Context. Functions that wish - // to store values in Context typically allocate a key in a global - // variable then use that key as the argument to context.WithValue and - // Context.Value. A key can be any type that supports equality; - // packages should define keys as an unexported type to avoid - // collisions. - // - // Packages that define a Context key should provide type-safe accessors - // for the values stores using that key: - // - // // Package user defines a User type that's stored in Contexts. - // package user - // - // import "golang.org/x/net/context" - // - // // User is the type of value stored in the Contexts. - // type User struct {...} - // - // // key is an unexported type for keys defined in this package. - // // This prevents collisions with keys defined in other packages. - // type key int - // - // // userKey is the key for user.User values in Contexts. It is - // // unexported; clients use user.NewContext and user.FromContext - // // instead of using this key directly. - // var userKey key = 0 - // - // // NewContext returns a new Context that carries value u. - // func NewContext(ctx context.Context, u *User) context.Context { - // return context.WithValue(ctx, userKey, u) - // } - // - // // FromContext returns the User value stored in ctx, if any. - // func FromContext(ctx context.Context) (*User, bool) { - // u, ok := ctx.Value(userKey).(*User) - // return u, ok - // } - Value(key interface{}) interface{} -} - -// Canceled is the error returned by Context.Err when the context is canceled. -var Canceled = errors.New("context canceled") - -// DeadlineExceeded is the error returned by Context.Err when the context's -// deadline passes. -var DeadlineExceeded = errors.New("context deadline exceeded") - -// An emptyCtx is never canceled, has no values, and has no deadline. It is not -// struct{}, since vars of this type must have distinct addresses. -type emptyCtx int - -func (*emptyCtx) Deadline() (deadline time.Time, ok bool) { - return -} - -func (*emptyCtx) Done() <-chan struct{} { - return nil -} - -func (*emptyCtx) Err() error { - return nil -} - -func (*emptyCtx) Value(key interface{}) interface{} { - return nil -} - -func (e *emptyCtx) String() string { - switch e { - case background: - return "context.Background" - case todo: - return "context.TODO" - } - return "unknown empty Context" -} - -var ( - background = new(emptyCtx) - todo = new(emptyCtx) -) - // Background returns a non-nil, empty Context. It is never canceled, has no -// values, and has no deadline. It is typically used by the main function, +// values, and has no deadline. It is typically used by the main function, // initialization, and tests, and as the top-level Context for incoming // requests. func Background() Context { return background } -// TODO returns a non-nil, empty Context. Code should use context.TODO when +// TODO returns a non-nil, empty Context. Code should use context.TODO when // it's unclear which Context to use or it is not yet available (because the // surrounding function has not yet been extended to accept a Context // parameter). TODO is recognized by static analysis tools that determine @@ -196,252 +54,3 @@ func Background() Context { func TODO() Context { return todo } - -// A CancelFunc tells an operation to abandon its work. -// A CancelFunc does not wait for the work to stop. -// After the first call, subsequent calls to a CancelFunc do nothing. -type CancelFunc func() - -// WithCancel returns a copy of parent with a new Done channel. The returned -// context's Done channel is closed when the returned cancel function is called -// or when the parent context's Done channel is closed, whichever happens first. -// -// Canceling this context releases resources associated with it, so code should -// call cancel as soon as the operations running in this Context complete. -func WithCancel(parent Context) (ctx Context, cancel CancelFunc) { - c := newCancelCtx(parent) - propagateCancel(parent, &c) - return &c, func() { c.cancel(true, Canceled) } -} - -// newCancelCtx returns an initialized cancelCtx. -func newCancelCtx(parent Context) cancelCtx { - return cancelCtx{ - Context: parent, - done: make(chan struct{}), - } -} - -// propagateCancel arranges for child to be canceled when parent is. -func propagateCancel(parent Context, child canceler) { - if parent.Done() == nil { - return // parent is never canceled - } - if p, ok := parentCancelCtx(parent); ok { - p.mu.Lock() - if p.err != nil { - // parent has already been canceled - child.cancel(false, p.err) - } else { - if p.children == nil { - p.children = make(map[canceler]bool) - } - p.children[child] = true - } - p.mu.Unlock() - } else { - go func() { - select { - case <-parent.Done(): - child.cancel(false, parent.Err()) - case <-child.Done(): - } - }() - } -} - -// parentCancelCtx follows a chain of parent references until it finds a -// *cancelCtx. This function understands how each of the concrete types in this -// package represents its parent. -func parentCancelCtx(parent Context) (*cancelCtx, bool) { - for { - switch c := parent.(type) { - case *cancelCtx: - return c, true - case *timerCtx: - return &c.cancelCtx, true - case *valueCtx: - parent = c.Context - default: - return nil, false - } - } -} - -// removeChild removes a context from its parent. -func removeChild(parent Context, child canceler) { - p, ok := parentCancelCtx(parent) - if !ok { - return - } - p.mu.Lock() - if p.children != nil { - delete(p.children, child) - } - p.mu.Unlock() -} - -// A canceler is a context type that can be canceled directly. The -// implementations are *cancelCtx and *timerCtx. -type canceler interface { - cancel(removeFromParent bool, err error) - Done() <-chan struct{} -} - -// A cancelCtx can be canceled. When canceled, it also cancels any children -// that implement canceler. -type cancelCtx struct { - Context - - done chan struct{} // closed by the first cancel call. - - mu sync.Mutex - children map[canceler]bool // set to nil by the first cancel call - err error // set to non-nil by the first cancel call -} - -func (c *cancelCtx) Done() <-chan struct{} { - return c.done -} - -func (c *cancelCtx) Err() error { - c.mu.Lock() - defer c.mu.Unlock() - return c.err -} - -func (c *cancelCtx) String() string { - return fmt.Sprintf("%v.WithCancel", c.Context) -} - -// cancel closes c.done, cancels each of c's children, and, if -// removeFromParent is true, removes c from its parent's children. -func (c *cancelCtx) cancel(removeFromParent bool, err error) { - if err == nil { - panic("context: internal error: missing cancel error") - } - c.mu.Lock() - if c.err != nil { - c.mu.Unlock() - return // already canceled - } - c.err = err - close(c.done) - for child := range c.children { - // NOTE: acquiring the child's lock while holding parent's lock. - child.cancel(false, err) - } - c.children = nil - c.mu.Unlock() - - if removeFromParent { - removeChild(c.Context, c) - } -} - -// WithDeadline returns a copy of the parent context with the deadline adjusted -// to be no later than d. If the parent's deadline is already earlier than d, -// WithDeadline(parent, d) is semantically equivalent to parent. The returned -// context's Done channel is closed when the deadline expires, when the returned -// cancel function is called, or when the parent context's Done channel is -// closed, whichever happens first. -// -// Canceling this context releases resources associated with it, so code should -// call cancel as soon as the operations running in this Context complete. -func WithDeadline(parent Context, deadline time.Time) (Context, CancelFunc) { - if cur, ok := parent.Deadline(); ok && cur.Before(deadline) { - // The current deadline is already sooner than the new one. - return WithCancel(parent) - } - c := &timerCtx{ - cancelCtx: newCancelCtx(parent), - deadline: deadline, - } - propagateCancel(parent, c) - d := deadline.Sub(time.Now()) - if d <= 0 { - c.cancel(true, DeadlineExceeded) // deadline has already passed - return c, func() { c.cancel(true, Canceled) } - } - c.mu.Lock() - defer c.mu.Unlock() - if c.err == nil { - c.timer = time.AfterFunc(d, func() { - c.cancel(true, DeadlineExceeded) - }) - } - return c, func() { c.cancel(true, Canceled) } -} - -// A timerCtx carries a timer and a deadline. It embeds a cancelCtx to -// implement Done and Err. It implements cancel by stopping its timer then -// delegating to cancelCtx.cancel. -type timerCtx struct { - cancelCtx - timer *time.Timer // Under cancelCtx.mu. - - deadline time.Time -} - -func (c *timerCtx) Deadline() (deadline time.Time, ok bool) { - return c.deadline, true -} - -func (c *timerCtx) String() string { - return fmt.Sprintf("%v.WithDeadline(%s [%s])", c.cancelCtx.Context, c.deadline, c.deadline.Sub(time.Now())) -} - -func (c *timerCtx) cancel(removeFromParent bool, err error) { - c.cancelCtx.cancel(false, err) - if removeFromParent { - // Remove this timerCtx from its parent cancelCtx's children. - removeChild(c.cancelCtx.Context, c) - } - c.mu.Lock() - if c.timer != nil { - c.timer.Stop() - c.timer = nil - } - c.mu.Unlock() -} - -// WithTimeout returns WithDeadline(parent, time.Now().Add(timeout)). -// -// Canceling this context releases resources associated with it, so code should -// call cancel as soon as the operations running in this Context complete: -// -// func slowOperationWithTimeout(ctx context.Context) (Result, error) { -// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond) -// defer cancel() // releases resources if slowOperation completes before timeout elapses -// return slowOperation(ctx) -// } -func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) { - return WithDeadline(parent, time.Now().Add(timeout)) -} - -// WithValue returns a copy of parent in which the value associated with key is -// val. -// -// Use context Values only for request-scoped data that transits processes and -// APIs, not for passing optional parameters to functions. -func WithValue(parent Context, key interface{}, val interface{}) Context { - return &valueCtx{parent, key, val} -} - -// A valueCtx carries a key-value pair. It implements Value for that key and -// delegates all other calls to the embedded Context. -type valueCtx struct { - Context - key, val interface{} -} - -func (c *valueCtx) String() string { - return fmt.Sprintf("%v.WithValue(%#v, %#v)", c.Context, c.key, c.val) -} - -func (c *valueCtx) Value(key interface{}) interface{} { - if c.key == key { - return c.val - } - return c.Context.Value(key) -} diff --git a/vendor/golang.org/x/net/context/go17.go b/vendor/golang.org/x/net/context/go17.go new file mode 100644 index 0000000..d20f52b --- /dev/null +++ b/vendor/golang.org/x/net/context/go17.go @@ -0,0 +1,72 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build go1.7 + +package context + +import ( + "context" // standard library's context, as of Go 1.7 + "time" +) + +var ( + todo = context.TODO() + background = context.Background() +) + +// Canceled is the error returned by Context.Err when the context is canceled. +var Canceled = context.Canceled + +// DeadlineExceeded is the error returned by Context.Err when the context's +// deadline passes. +var DeadlineExceeded = context.DeadlineExceeded + +// WithCancel returns a copy of parent with a new Done channel. The returned +// context's Done channel is closed when the returned cancel function is called +// or when the parent context's Done channel is closed, whichever happens first. +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete. +func WithCancel(parent Context) (ctx Context, cancel CancelFunc) { + ctx, f := context.WithCancel(parent) + return ctx, CancelFunc(f) +} + +// WithDeadline returns a copy of the parent context with the deadline adjusted +// to be no later than d. If the parent's deadline is already earlier than d, +// WithDeadline(parent, d) is semantically equivalent to parent. The returned +// context's Done channel is closed when the deadline expires, when the returned +// cancel function is called, or when the parent context's Done channel is +// closed, whichever happens first. +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete. +func WithDeadline(parent Context, deadline time.Time) (Context, CancelFunc) { + ctx, f := context.WithDeadline(parent, deadline) + return ctx, CancelFunc(f) +} + +// WithTimeout returns WithDeadline(parent, time.Now().Add(timeout)). +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete: +// +// func slowOperationWithTimeout(ctx context.Context) (Result, error) { +// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond) +// defer cancel() // releases resources if slowOperation completes before timeout elapses +// return slowOperation(ctx) +// } +func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) { + return WithDeadline(parent, time.Now().Add(timeout)) +} + +// WithValue returns a copy of parent in which the value associated with key is +// val. +// +// Use context Values only for request-scoped data that transits processes and +// APIs, not for passing optional parameters to functions. +func WithValue(parent Context, key interface{}, val interface{}) Context { + return context.WithValue(parent, key, val) +} diff --git a/vendor/golang.org/x/net/context/go19.go b/vendor/golang.org/x/net/context/go19.go new file mode 100644 index 0000000..d88bd1d --- /dev/null +++ b/vendor/golang.org/x/net/context/go19.go @@ -0,0 +1,20 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build go1.9 + +package context + +import "context" // standard library's context, as of Go 1.7 + +// A Context carries a deadline, a cancelation signal, and other values across +// API boundaries. +// +// Context's methods may be called by multiple goroutines simultaneously. +type Context = context.Context + +// A CancelFunc tells an operation to abandon its work. +// A CancelFunc does not wait for the work to stop. +// After the first call, subsequent calls to a CancelFunc do nothing. +type CancelFunc = context.CancelFunc diff --git a/vendor/golang.org/x/net/context/pre_go17.go b/vendor/golang.org/x/net/context/pre_go17.go new file mode 100644 index 0000000..0f35592 --- /dev/null +++ b/vendor/golang.org/x/net/context/pre_go17.go @@ -0,0 +1,300 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !go1.7 + +package context + +import ( + "errors" + "fmt" + "sync" + "time" +) + +// An emptyCtx is never canceled, has no values, and has no deadline. It is not +// struct{}, since vars of this type must have distinct addresses. +type emptyCtx int + +func (*emptyCtx) Deadline() (deadline time.Time, ok bool) { + return +} + +func (*emptyCtx) Done() <-chan struct{} { + return nil +} + +func (*emptyCtx) Err() error { + return nil +} + +func (*emptyCtx) Value(key interface{}) interface{} { + return nil +} + +func (e *emptyCtx) String() string { + switch e { + case background: + return "context.Background" + case todo: + return "context.TODO" + } + return "unknown empty Context" +} + +var ( + background = new(emptyCtx) + todo = new(emptyCtx) +) + +// Canceled is the error returned by Context.Err when the context is canceled. +var Canceled = errors.New("context canceled") + +// DeadlineExceeded is the error returned by Context.Err when the context's +// deadline passes. +var DeadlineExceeded = errors.New("context deadline exceeded") + +// WithCancel returns a copy of parent with a new Done channel. The returned +// context's Done channel is closed when the returned cancel function is called +// or when the parent context's Done channel is closed, whichever happens first. +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete. +func WithCancel(parent Context) (ctx Context, cancel CancelFunc) { + c := newCancelCtx(parent) + propagateCancel(parent, c) + return c, func() { c.cancel(true, Canceled) } +} + +// newCancelCtx returns an initialized cancelCtx. +func newCancelCtx(parent Context) *cancelCtx { + return &cancelCtx{ + Context: parent, + done: make(chan struct{}), + } +} + +// propagateCancel arranges for child to be canceled when parent is. +func propagateCancel(parent Context, child canceler) { + if parent.Done() == nil { + return // parent is never canceled + } + if p, ok := parentCancelCtx(parent); ok { + p.mu.Lock() + if p.err != nil { + // parent has already been canceled + child.cancel(false, p.err) + } else { + if p.children == nil { + p.children = make(map[canceler]bool) + } + p.children[child] = true + } + p.mu.Unlock() + } else { + go func() { + select { + case <-parent.Done(): + child.cancel(false, parent.Err()) + case <-child.Done(): + } + }() + } +} + +// parentCancelCtx follows a chain of parent references until it finds a +// *cancelCtx. This function understands how each of the concrete types in this +// package represents its parent. +func parentCancelCtx(parent Context) (*cancelCtx, bool) { + for { + switch c := parent.(type) { + case *cancelCtx: + return c, true + case *timerCtx: + return c.cancelCtx, true + case *valueCtx: + parent = c.Context + default: + return nil, false + } + } +} + +// removeChild removes a context from its parent. +func removeChild(parent Context, child canceler) { + p, ok := parentCancelCtx(parent) + if !ok { + return + } + p.mu.Lock() + if p.children != nil { + delete(p.children, child) + } + p.mu.Unlock() +} + +// A canceler is a context type that can be canceled directly. The +// implementations are *cancelCtx and *timerCtx. +type canceler interface { + cancel(removeFromParent bool, err error) + Done() <-chan struct{} +} + +// A cancelCtx can be canceled. When canceled, it also cancels any children +// that implement canceler. +type cancelCtx struct { + Context + + done chan struct{} // closed by the first cancel call. + + mu sync.Mutex + children map[canceler]bool // set to nil by the first cancel call + err error // set to non-nil by the first cancel call +} + +func (c *cancelCtx) Done() <-chan struct{} { + return c.done +} + +func (c *cancelCtx) Err() error { + c.mu.Lock() + defer c.mu.Unlock() + return c.err +} + +func (c *cancelCtx) String() string { + return fmt.Sprintf("%v.WithCancel", c.Context) +} + +// cancel closes c.done, cancels each of c's children, and, if +// removeFromParent is true, removes c from its parent's children. +func (c *cancelCtx) cancel(removeFromParent bool, err error) { + if err == nil { + panic("context: internal error: missing cancel error") + } + c.mu.Lock() + if c.err != nil { + c.mu.Unlock() + return // already canceled + } + c.err = err + close(c.done) + for child := range c.children { + // NOTE: acquiring the child's lock while holding parent's lock. + child.cancel(false, err) + } + c.children = nil + c.mu.Unlock() + + if removeFromParent { + removeChild(c.Context, c) + } +} + +// WithDeadline returns a copy of the parent context with the deadline adjusted +// to be no later than d. If the parent's deadline is already earlier than d, +// WithDeadline(parent, d) is semantically equivalent to parent. The returned +// context's Done channel is closed when the deadline expires, when the returned +// cancel function is called, or when the parent context's Done channel is +// closed, whichever happens first. +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete. +func WithDeadline(parent Context, deadline time.Time) (Context, CancelFunc) { + if cur, ok := parent.Deadline(); ok && cur.Before(deadline) { + // The current deadline is already sooner than the new one. + return WithCancel(parent) + } + c := &timerCtx{ + cancelCtx: newCancelCtx(parent), + deadline: deadline, + } + propagateCancel(parent, c) + d := deadline.Sub(time.Now()) + if d <= 0 { + c.cancel(true, DeadlineExceeded) // deadline has already passed + return c, func() { c.cancel(true, Canceled) } + } + c.mu.Lock() + defer c.mu.Unlock() + if c.err == nil { + c.timer = time.AfterFunc(d, func() { + c.cancel(true, DeadlineExceeded) + }) + } + return c, func() { c.cancel(true, Canceled) } +} + +// A timerCtx carries a timer and a deadline. It embeds a cancelCtx to +// implement Done and Err. It implements cancel by stopping its timer then +// delegating to cancelCtx.cancel. +type timerCtx struct { + *cancelCtx + timer *time.Timer // Under cancelCtx.mu. + + deadline time.Time +} + +func (c *timerCtx) Deadline() (deadline time.Time, ok bool) { + return c.deadline, true +} + +func (c *timerCtx) String() string { + return fmt.Sprintf("%v.WithDeadline(%s [%s])", c.cancelCtx.Context, c.deadline, c.deadline.Sub(time.Now())) +} + +func (c *timerCtx) cancel(removeFromParent bool, err error) { + c.cancelCtx.cancel(false, err) + if removeFromParent { + // Remove this timerCtx from its parent cancelCtx's children. + removeChild(c.cancelCtx.Context, c) + } + c.mu.Lock() + if c.timer != nil { + c.timer.Stop() + c.timer = nil + } + c.mu.Unlock() +} + +// WithTimeout returns WithDeadline(parent, time.Now().Add(timeout)). +// +// Canceling this context releases resources associated with it, so code should +// call cancel as soon as the operations running in this Context complete: +// +// func slowOperationWithTimeout(ctx context.Context) (Result, error) { +// ctx, cancel := context.WithTimeout(ctx, 100*time.Millisecond) +// defer cancel() // releases resources if slowOperation completes before timeout elapses +// return slowOperation(ctx) +// } +func WithTimeout(parent Context, timeout time.Duration) (Context, CancelFunc) { + return WithDeadline(parent, time.Now().Add(timeout)) +} + +// WithValue returns a copy of parent in which the value associated with key is +// val. +// +// Use context Values only for request-scoped data that transits processes and +// APIs, not for passing optional parameters to functions. +func WithValue(parent Context, key interface{}, val interface{}) Context { + return &valueCtx{parent, key, val} +} + +// A valueCtx carries a key-value pair. It implements Value for that key and +// delegates all other calls to the embedded Context. +type valueCtx struct { + Context + key, val interface{} +} + +func (c *valueCtx) String() string { + return fmt.Sprintf("%v.WithValue(%#v, %#v)", c.Context, c.key, c.val) +} + +func (c *valueCtx) Value(key interface{}) interface{} { + if c.key == key { + return c.val + } + return c.Context.Value(key) +} diff --git a/vendor/golang.org/x/net/context/pre_go19.go b/vendor/golang.org/x/net/context/pre_go19.go new file mode 100644 index 0000000..b105f80 --- /dev/null +++ b/vendor/golang.org/x/net/context/pre_go19.go @@ -0,0 +1,109 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !go1.9 + +package context + +import "time" + +// A Context carries a deadline, a cancelation signal, and other values across +// API boundaries. +// +// Context's methods may be called by multiple goroutines simultaneously. +type Context interface { + // Deadline returns the time when work done on behalf of this context + // should be canceled. Deadline returns ok==false when no deadline is + // set. Successive calls to Deadline return the same results. + Deadline() (deadline time.Time, ok bool) + + // Done returns a channel that's closed when work done on behalf of this + // context should be canceled. Done may return nil if this context can + // never be canceled. Successive calls to Done return the same value. + // + // WithCancel arranges for Done to be closed when cancel is called; + // WithDeadline arranges for Done to be closed when the deadline + // expires; WithTimeout arranges for Done to be closed when the timeout + // elapses. + // + // Done is provided for use in select statements: + // + // // Stream generates values with DoSomething and sends them to out + // // until DoSomething returns an error or ctx.Done is closed. + // func Stream(ctx context.Context, out chan<- Value) error { + // for { + // v, err := DoSomething(ctx) + // if err != nil { + // return err + // } + // select { + // case <-ctx.Done(): + // return ctx.Err() + // case out <- v: + // } + // } + // } + // + // See http://blog.golang.org/pipelines for more examples of how to use + // a Done channel for cancelation. + Done() <-chan struct{} + + // Err returns a non-nil error value after Done is closed. Err returns + // Canceled if the context was canceled or DeadlineExceeded if the + // context's deadline passed. No other values for Err are defined. + // After Done is closed, successive calls to Err return the same value. + Err() error + + // Value returns the value associated with this context for key, or nil + // if no value is associated with key. Successive calls to Value with + // the same key returns the same result. + // + // Use context values only for request-scoped data that transits + // processes and API boundaries, not for passing optional parameters to + // functions. + // + // A key identifies a specific value in a Context. Functions that wish + // to store values in Context typically allocate a key in a global + // variable then use that key as the argument to context.WithValue and + // Context.Value. A key can be any type that supports equality; + // packages should define keys as an unexported type to avoid + // collisions. + // + // Packages that define a Context key should provide type-safe accessors + // for the values stores using that key: + // + // // Package user defines a User type that's stored in Contexts. + // package user + // + // import "golang.org/x/net/context" + // + // // User is the type of value stored in the Contexts. + // type User struct {...} + // + // // key is an unexported type for keys defined in this package. + // // This prevents collisions with keys defined in other packages. + // type key int + // + // // userKey is the key for user.User values in Contexts. It is + // // unexported; clients use user.NewContext and user.FromContext + // // instead of using this key directly. + // var userKey key = 0 + // + // // NewContext returns a new Context that carries value u. + // func NewContext(ctx context.Context, u *User) context.Context { + // return context.WithValue(ctx, userKey, u) + // } + // + // // FromContext returns the User value stored in ctx, if any. + // func FromContext(ctx context.Context) (*User, bool) { + // u, ok := ctx.Value(userKey).(*User) + // return u, ok + // } + Value(key interface{}) interface{} +} + +// A CancelFunc tells an operation to abandon its work. +// A CancelFunc does not wait for the work to stop. +// After the first call, subsequent calls to a CancelFunc do nothing. +type CancelFunc func() diff --git a/vendor/modules.txt b/vendor/modules.txt index b4af7ed..e0d22bb 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1,4 +1,4 @@ -# github.com/coreos/etcd v2.2.5+incompatible => ./etcd +# github.com/coreos/etcd v3.3.25+incompatible => ./etcd ## explicit github.com/coreos/etcd/Godeps/_workspace/src/github.com/ugorji/go/codec github.com/coreos/etcd/pkg/pathutil @@ -10,20 +10,22 @@ github.com/coreos/etcd/client ## explicit github.com/coreos/go-systemd/journal github.com/coreos/go-systemd/login1 -# github.com/coreos/pkg v0.0.0-20160210003529-549bd7890e35 +# github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f ## explicit github.com/coreos/pkg/capnslog # github.com/godbus/dbus v0.0.0-20141007185835-25a4b8ca48c6 ## explicit github.com/godbus/dbus -# github.com/hashicorp/errwrap v1.0.0 +# github.com/hashicorp/errwrap v1.1.0 ## explicit github.com/hashicorp/errwrap -# github.com/rkt/rkt v1.27.0 +# github.com/rkt/rkt v1.30.0 ## explicit github.com/rkt/rkt/pkg/lock -# golang.org/x/net v0.0.0-20160201052856-d513e58596cd +# golang.org/x/net v0.0.0-20201031054903-ff519b6c9102 ## explicit golang.org/x/net/context +# golang.org/x/tools v0.0.0-20201105173854-bc9fc8d8c4bc +## explicit # github.com/coreos/etcd => ./etcd # github.com/coreos/etcd/client => ./etcd/client