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update go-plugin and hclog

This commit is contained in:
James Bardin 2018-10-02 16:03:07 -04:00 committed by Martin Atkins
parent 9f1098ac5f
commit 6f49a5d124
12 changed files with 306 additions and 65 deletions
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7
go.mod
View File

@ -55,17 +55,18 @@ require (
github.com/hashicorp/go-checkpoint v0.0.0-20171009173528-1545e56e46de
github.com/hashicorp/go-cleanhttp v0.0.0-20171130225243-06c9ea3a335b
github.com/hashicorp/go-getter v0.0.0-20180327010114-90bb99a48d86
github.com/hashicorp/go-hclog v0.0.0-20170716174523-b4e5765d1e5f
github.com/hashicorp/go-immutable-radix v1.0.0 // indirect
github.com/hashicorp/go-hclog v0.0.0-20181001195459-61d530d6c27f
github.com/hashicorp/go-immutable-radix v0.0.0-20180129170900-7f3cd4390caa // indirect
github.com/hashicorp/go-msgpack v0.0.0-20150518234257-fa3f63826f7c // indirect
github.com/hashicorp/go-multierror v1.0.0
github.com/hashicorp/go-plugin v0.0.0-20180814222501-a4620f9913d1
github.com/hashicorp/go-plugin v0.0.0-20181002195811-1faddcf740b6
github.com/hashicorp/go-retryablehttp v0.0.0-20160930035102-6e85be8fee1d
github.com/hashicorp/go-rootcerts v0.0.0-20160503143440-6bb64b370b90
github.com/hashicorp/go-safetemp v0.0.0-20180326211150-b1a1dbde6fdc // indirect
github.com/hashicorp/go-sockaddr v0.0.0-20180320115054-6d291a969b86 // indirect
github.com/hashicorp/go-uuid v1.0.0
github.com/hashicorp/go-version v0.0.0-20180322230233-23480c066577
github.com/hashicorp/golang-lru v0.5.0 // indirect
github.com/hashicorp/hcl v0.0.0-20170504190234-a4b07c25de5f
github.com/hashicorp/hcl2 v0.0.0-20180925175540-3f1c5474d4f7
github.com/hashicorp/hil v0.0.0-20170627220502-fa9f258a9250

12
go.sum
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@ -116,18 +116,18 @@ github.com/hashicorp/go-cleanhttp v0.0.0-20171130225243-06c9ea3a335b h1:xrvnoavY
github.com/hashicorp/go-cleanhttp v0.0.0-20171130225243-06c9ea3a335b/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
github.com/hashicorp/go-getter v0.0.0-20180327010114-90bb99a48d86 h1:mv3oKLM8sTaxmU/PrT39T35HRnUfchK+vtzXw6Ci9lY=
github.com/hashicorp/go-getter v0.0.0-20180327010114-90bb99a48d86/go.mod h1:6rdJFnhkXnzGOJbvkrdv4t9nLwKcVA+tmbQeUlkIzrU=
github.com/hashicorp/go-hclog v0.0.0-20170716174523-b4e5765d1e5f h1:5onjUM14Pu2IrXp+iFQJYxswZoCn8PmSvVQ6IOic8uE=
github.com/hashicorp/go-hclog v0.0.0-20170716174523-b4e5765d1e5f/go.mod h1:9bjs9uLqI8l75knNv3lV1kA55veR+WUPSiKIWcQHudI=
github.com/hashicorp/go-immutable-radix v1.0.0 h1:AKDB1HM5PWEA7i4nhcpwOrO2byshxBjXVn/J/3+z5/0=
github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
github.com/hashicorp/go-hclog v0.0.0-20181001195459-61d530d6c27f h1:Yv9YzBlAETjy6AOX9eLBZ3nshNVRREgerT/3nvxlGho=
github.com/hashicorp/go-hclog v0.0.0-20181001195459-61d530d6c27f/go.mod h1:5CU+agLiy3J7N7QjHK5d05KxGsuXiQLrjA0H7acj2lQ=
github.com/hashicorp/go-immutable-radix v0.0.0-20180129170900-7f3cd4390caa h1:0nA8i+6Rwqaq9xlpmVxxTwk6rxiEhX+E6Wh4vPNHiS8=
github.com/hashicorp/go-immutable-radix v0.0.0-20180129170900-7f3cd4390caa/go.mod h1:6ij3Z20p+OhOkCSrA0gImAWoHYQRGbnlcuk6XYTiaRw=
github.com/hashicorp/go-msgpack v0.0.0-20150518234257-fa3f63826f7c h1:BTAbnbegUIMB6xmQCwWE8yRzbA4XSpnZY5hvRJC188I=
github.com/hashicorp/go-msgpack v0.0.0-20150518234257-fa3f63826f7c/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
github.com/hashicorp/go-multierror v0.0.0-20180717150148-3d5d8f294aa0 h1:j30noezaCfvNLcdMYSvHLv81DxYRSt1grlpseG67vhU=
github.com/hashicorp/go-multierror v0.0.0-20180717150148-3d5d8f294aa0/go.mod h1:JMRHfdO9jKNzS/+BTlxCjKNQHg/jZAft8U7LloJvN7I=
github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
github.com/hashicorp/go-plugin v0.0.0-20180814222501-a4620f9913d1 h1:VOzBI0phmFk2VWekzswI3F7yEu6LPMKz/Bjd9wzRsI0=
github.com/hashicorp/go-plugin v0.0.0-20180814222501-a4620f9913d1/go.mod h1:JSqWYsict+jzcj0+xElxyrBQRPNoiWQuddnxArJ7XHQ=
github.com/hashicorp/go-plugin v0.0.0-20181002195811-1faddcf740b6 h1:czAJ5CXRPr+6vd6RGdJelApnxNbK3dAkakgBwLEWfrc=
github.com/hashicorp/go-plugin v0.0.0-20181002195811-1faddcf740b6/go.mod h1:JSqWYsict+jzcj0+xElxyrBQRPNoiWQuddnxArJ7XHQ=
github.com/hashicorp/go-retryablehttp v0.0.0-20160930035102-6e85be8fee1d h1:/T1aqTlRV/71ER/wHvhqTZaXGQW7XSO+F16mIIHw7zc=
github.com/hashicorp/go-retryablehttp v0.0.0-20160930035102-6e85be8fee1d/go.mod h1:fXcdFsQoipQa7mwORhKad5jmDCeSy/RCGzWA08PO0lM=
github.com/hashicorp/go-rootcerts v0.0.0-20160503143440-6bb64b370b90 h1:9HVkPxOpo+yO93Ah4yrO67d/qh0fbLLWbKqhYjyHq9A=

1
vendor/github.com/hashicorp/go-hclog/.gitignore generated vendored Normal file
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@ -0,0 +1 @@
.idea*

14
vendor/github.com/hashicorp/go-hclog/README.md generated vendored
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@ -10,8 +10,7 @@ interface for use in development and production environments.
It provides logging levels that provide decreased output based upon the
desired amount of output, unlike the standard library `log` package.
It does not provide `Printf` style logging, only key/value logging that is
exposed as arguments to the logging functions for simplicity.
It provides `Printf` style logging of values via `hclog.Fmt()`.
It provides a human readable output mode for use in development as well as
JSON output mode for production.
@ -100,6 +99,17 @@ requestLogger.Info("we are transporting a request")
This allows sub Loggers to be context specific without having to thread that
into all the callers.
### Using `hclog.Fmt()`
```go
var int totalBandwidth = 200
appLogger.Info("total bandwidth exceeded", "bandwidth", hclog.Fmt("%d GB/s", totalBandwidth))
```
```text
... [INFO ] my-app: total bandwidth exceeded: bandwidth="200 GB/s"
```
### Use this with code that uses the standard library logger
If you want to use the standard library's `log.Logger` interface you can wrap

7
vendor/github.com/hashicorp/go-hclog/go.mod generated vendored Normal file
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@ -0,0 +1,7 @@
module github.com/hashicorp/go-hclog
require (
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/stretchr/testify v1.2.2
)

6
vendor/github.com/hashicorp/go-hclog/go.sum generated vendored Normal file
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@ -0,0 +1,6 @@
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=

158
vendor/github.com/hashicorp/go-hclog/int.go generated vendored
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@ -2,14 +2,19 @@ package hclog
import (
"bufio"
"bytes"
"encoding"
"encoding/json"
"fmt"
"log"
"os"
"reflect"
"runtime"
"sort"
"strconv"
"strings"
"sync"
"sync/atomic"
"time"
)
@ -17,8 +22,8 @@ var (
_levelToBracket = map[Level]string{
Debug: "[DEBUG]",
Trace: "[TRACE]",
Info: "[INFO ]",
Warn: "[WARN ]",
Info: "[INFO] ",
Warn: "[WARN] ",
Error: "[ERROR]",
}
)
@ -39,14 +44,25 @@ func New(opts *LoggerOptions) Logger {
level = DefaultLevel
}
return &intLogger{
m: new(sync.Mutex),
mtx := opts.Mutex
if mtx == nil {
mtx = new(sync.Mutex)
}
ret := &intLogger{
m: mtx,
json: opts.JSONFormat,
caller: opts.IncludeLocation,
name: opts.Name,
timeFormat: TimeFormat,
w: bufio.NewWriter(output),
level: level,
level: new(int32),
}
if opts.TimeFormat != "" {
ret.timeFormat = opts.TimeFormat
}
atomic.StoreInt32(ret.level, int32(level))
return ret
}
// The internal logger implementation. Internal in that it is defined entirely
@ -55,12 +71,13 @@ type intLogger struct {
json bool
caller bool
name string
timeFormat string
// this is a pointer so that it's shared by any derived loggers, since
// those derived loggers share the bufio.Writer as well.
m *sync.Mutex
w *bufio.Writer
level Level
level *int32
implied []interface{}
}
@ -75,7 +92,7 @@ const TimeFormat = "2006-01-02T15:04:05.000Z0700"
// Log a message and a set of key/value pairs if the given level is at
// or more severe that the threshold configured in the Logger.
func (z *intLogger) Log(level Level, msg string, args ...interface{}) {
if level < z.level {
if level < Level(atomic.LoadInt32(z.level)) {
return
}
@ -126,14 +143,14 @@ func trimCallerPath(path string) string {
// Non-JSON logging format function
func (z *intLogger) log(t time.Time, level Level, msg string, args ...interface{}) {
z.w.WriteString(t.Format(TimeFormat))
z.w.WriteString(t.Format(z.timeFormat))
z.w.WriteByte(' ')
s, ok := _levelToBracket[level]
if ok {
z.w.WriteString(s)
} else {
z.w.WriteString("[UNKN ]")
z.w.WriteString("[?????]")
}
if z.caller {
@ -174,7 +191,10 @@ func (z *intLogger) log(t time.Time, level Level, msg string, args ...interface{
FOR:
for i := 0; i < len(args); i = i + 2 {
var val string
var (
val string
raw bool
)
switch st := args[i+1].(type) {
case string:
@ -202,15 +222,23 @@ func (z *intLogger) log(t time.Time, level Level, msg string, args ...interface{
case CapturedStacktrace:
stacktrace = st
continue FOR
case Format:
val = fmt.Sprintf(st[0].(string), st[1:]...)
default:
v := reflect.ValueOf(st)
if v.Kind() == reflect.Slice {
val = z.renderSlice(v)
raw = true
} else {
val = fmt.Sprintf("%v", st)
}
}
z.w.WriteByte(' ')
z.w.WriteString(args[i].(string))
z.w.WriteByte('=')
if strings.ContainsAny(val, " \t\n\r") {
if !raw && strings.ContainsAny(val, " \t\n\r") {
z.w.WriteByte('"')
z.w.WriteString(val)
z.w.WriteByte('"')
@ -227,6 +255,45 @@ func (z *intLogger) log(t time.Time, level Level, msg string, args ...interface{
}
}
func (z *intLogger) renderSlice(v reflect.Value) string {
var buf bytes.Buffer
buf.WriteRune('[')
for i := 0; i < v.Len(); i++ {
if i > 0 {
buf.WriteString(", ")
}
sv := v.Index(i)
var val string
switch sv.Kind() {
case reflect.String:
val = sv.String()
case reflect.Int, reflect.Int16, reflect.Int32, reflect.Int64:
val = strconv.FormatInt(sv.Int(), 10)
case reflect.Uint, reflect.Uint16, reflect.Uint32, reflect.Uint64:
val = strconv.FormatUint(sv.Uint(), 10)
default:
val = fmt.Sprintf("%v", sv.Interface())
}
if strings.ContainsAny(val, " \t\n\r") {
buf.WriteByte('"')
buf.WriteString(val)
buf.WriteByte('"')
} else {
buf.WriteString(val)
}
}
buf.WriteRune(']')
return buf.String()
}
// JSON logging function
func (z *intLogger) logJson(t time.Time, level Level, msg string, args ...interface{}) {
vals := map[string]interface{}{
@ -262,6 +329,8 @@ func (z *intLogger) logJson(t time.Time, level Level, msg string, args ...interf
}
}
args = append(z.implied, args...)
if args != nil && len(args) > 0 {
if len(args)%2 != 0 {
cs, ok := args[len(args)-1].(CapturedStacktrace)
@ -279,7 +348,22 @@ func (z *intLogger) logJson(t time.Time, level Level, msg string, args ...interf
// without injecting into logs...
continue
}
vals[args[i].(string)] = args[i+1]
val := args[i+1]
switch sv := val.(type) {
case error:
// Check if val is of type error. If error type doesn't
// implement json.Marshaler or encoding.TextMarshaler
// then set val to err.Error() so that it gets marshaled
switch sv.(type) {
case json.Marshaler, encoding.TextMarshaler:
default:
val = sv.Error()
}
case Format:
val = fmt.Sprintf(sv[0].(string), sv[1:]...)
}
vals[args[i].(string)] = val
}
}
@ -316,36 +400,66 @@ func (z *intLogger) Error(msg string, args ...interface{}) {
// Indicate that the logger would emit TRACE level logs
func (z *intLogger) IsTrace() bool {
return z.level == Trace
return Level(atomic.LoadInt32(z.level)) == Trace
}
// Indicate that the logger would emit DEBUG level logs
func (z *intLogger) IsDebug() bool {
return z.level <= Debug
return Level(atomic.LoadInt32(z.level)) <= Debug
}
// Indicate that the logger would emit INFO level logs
func (z *intLogger) IsInfo() bool {
return z.level <= Info
return Level(atomic.LoadInt32(z.level)) <= Info
}
// Indicate that the logger would emit WARN level logs
func (z *intLogger) IsWarn() bool {
return z.level <= Warn
return Level(atomic.LoadInt32(z.level)) <= Warn
}
// Indicate that the logger would emit ERROR level logs
func (z *intLogger) IsError() bool {
return z.level <= Error
return Level(atomic.LoadInt32(z.level)) <= Error
}
// Return a sub-Logger for which every emitted log message will contain
// the given key/value pairs. This is used to create a context specific
// Logger.
func (z *intLogger) With(args ...interface{}) Logger {
if len(args)%2 != 0 {
panic("With() call requires paired arguments")
}
var nz intLogger = *z
nz.implied = append(nz.implied, args...)
result := make(map[string]interface{}, len(z.implied)+len(args))
keys := make([]string, 0, len(z.implied)+len(args))
// Read existing args, store map and key for consistent sorting
for i := 0; i < len(z.implied); i += 2 {
key := z.implied[i].(string)
keys = append(keys, key)
result[key] = z.implied[i+1]
}
// Read new args, store map and key for consistent sorting
for i := 0; i < len(args); i += 2 {
key := args[i].(string)
_, exists := result[key]
if !exists {
keys = append(keys, key)
}
result[key] = args[i+1]
}
// Sort keys to be consistent
sort.Strings(keys)
nz.implied = make([]interface{}, 0, len(z.implied)+len(args))
for _, k := range keys {
nz.implied = append(nz.implied, k)
nz.implied = append(nz.implied, result[k])
}
return &nz
}
@ -357,6 +471,8 @@ func (z *intLogger) Named(name string) Logger {
if nz.name != "" {
nz.name = nz.name + "." + name
} else {
nz.name = name
}
return &nz
@ -373,6 +489,12 @@ func (z *intLogger) ResetNamed(name string) Logger {
return &nz
}
// Update the logging level on-the-fly. This will affect all subloggers as
// well.
func (z *intLogger) SetLevel(level Level) {
atomic.StoreInt32(z.level, int32(level))
}
// Create a *log.Logger that will send it's data through this Logger. This
// allows packages that expect to be using the standard library log to actually
// use this logger.

29
vendor/github.com/hashicorp/go-hclog/log.go generated vendored
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@ -5,6 +5,7 @@ import (
"log"
"os"
"strings"
"sync"
)
var (
@ -12,7 +13,7 @@ var (
DefaultLevel = Info
)
type Level int
type Level int32
const (
// This is a special level used to indicate that no level has been
@ -36,6 +37,18 @@ const (
Error Level = 5
)
// When processing a value of this type, the logger automatically treats the first
// argument as a Printf formatting string and passes the rest as the values to be
// formatted. For example: L.Info(Fmt{"%d beans/day", beans}). This is a simple
// convience type for when formatting is required.
type Format []interface{}
// Fmt returns a Format type. This is a convience function for creating a Format
// type.
func Fmt(str string, args ...interface{}) Format {
return append(Format{str}, args...)
}
// LevelFromString returns a Level type for the named log level, or "NoLevel" if
// the level string is invalid. This facilitates setting the log level via
// config or environment variable by name in a predictable way.
@ -108,6 +121,10 @@ type Logger interface {
// the current name as well.
ResetNamed(name string) Logger
// Updates the level. This should affect all sub-loggers as well. If an
// implementation cannot update the level on the fly, it should no-op.
SetLevel(level Level)
// Return a value that conforms to the stdlib log.Logger interface
StandardLogger(opts *StandardLoggerOptions) *log.Logger
}
@ -127,12 +144,18 @@ type LoggerOptions struct {
// The threshold for the logger. Anything less severe is supressed
Level Level
// Where to write the logs to. Defaults to os.Stdout if nil
// Where to write the logs to. Defaults to os.Stderr if nil
Output io.Writer
// An optional mutex pointer in case Output is shared
Mutex *sync.Mutex
// Control if the output should be in JSON.
JSONFormat bool
// Intclude file and line information in each log line
// Include file and line information in each log line
IncludeLocation bool
// The time format to use instead of the default
TimeFormat string
}

47
vendor/github.com/hashicorp/go-hclog/nulllogger.go generated vendored Normal file
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@ -0,0 +1,47 @@
package hclog
import (
"io/ioutil"
"log"
)
// NewNullLogger instantiates a Logger for which all calls
// will succeed without doing anything.
// Useful for testing purposes.
func NewNullLogger() Logger {
return &nullLogger{}
}
type nullLogger struct{}
func (l *nullLogger) Trace(msg string, args ...interface{}) {}
func (l *nullLogger) Debug(msg string, args ...interface{}) {}
func (l *nullLogger) Info(msg string, args ...interface{}) {}
func (l *nullLogger) Warn(msg string, args ...interface{}) {}
func (l *nullLogger) Error(msg string, args ...interface{}) {}
func (l *nullLogger) IsTrace() bool { return false }
func (l *nullLogger) IsDebug() bool { return false }
func (l *nullLogger) IsInfo() bool { return false }
func (l *nullLogger) IsWarn() bool { return false }
func (l *nullLogger) IsError() bool { return false }
func (l *nullLogger) With(args ...interface{}) Logger { return l }
func (l *nullLogger) Named(name string) Logger { return l }
func (l *nullLogger) ResetNamed(name string) Logger { return l }
func (l *nullLogger) SetLevel(level Level) {}
func (l *nullLogger) StandardLogger(opts *StandardLoggerOptions) *log.Logger {
return log.New(ioutil.Discard, "", log.LstdFlags)
}

39
vendor/github.com/hashicorp/go-plugin/client.go generated vendored
View File

@ -358,11 +358,19 @@ func (c *Client) Kill() {
doneCh := c.doneLogging
c.l.Unlock()
// If there is no process, we never started anything. Nothing to kill.
// If there is no process, there is nothing to kill.
if process == nil {
return
}
defer func() {
// Make sure there is no reference to the old process after it has been
// killed.
c.l.Lock()
defer c.l.Unlock()
c.process = nil
}()
// We need to check for address here. It is possible that the plugin
// started (process != nil) but has no address (addr == nil) if the
// plugin failed at startup. If we do have an address, we need to close
@ -392,8 +400,12 @@ func (c *Client) Kill() {
if graceful {
select {
case <-doneCh:
// FIXME: this is never reached under normal circumstances, because
// the plugin process is never signaled to exit. We can reach this
// if the child process exited abnormally before the Kill call.
return
case <-time.After(250 * time.Millisecond):
c.logger.Warn("plugin failed to exit gracefully")
}
}
@ -460,6 +472,8 @@ func (c *Client) Start() (addr net.Addr, err error) {
// Goroutine to mark exit status
go func(pid int) {
// ensure the context is cancelled when we're done
defer ctxCancel()
// Wait for the process to die
pidWait(pid)
@ -473,9 +487,6 @@ func (c *Client) Start() (addr net.Addr, err error) {
// Close the logging channel since that doesn't work on reattach
close(c.doneLogging)
// Cancel the context
ctxCancel()
}(p.Pid)
// Set the address and process
@ -542,6 +553,7 @@ func (c *Client) Start() (addr net.Addr, err error) {
// Set the process
c.process = cmd.Process
c.logger.Debug("plugin started", "path", cmd.Path, "pid", c.process.Pid)
// Make sure the command is properly cleaned up if there is an error
defer func() {
@ -564,19 +576,28 @@ func (c *Client) Start() (addr net.Addr, err error) {
defer stderr_w.Close()
defer stdout_w.Close()
// ensure the context is cancelled when we're done
defer ctxCancel()
// Wait for the command to end.
cmd.Wait()
err := cmd.Wait()
debugMsgArgs := []interface{}{
"path", cmd.Path,
"pid", c.process.Pid,
}
if err != nil {
debugMsgArgs = append(debugMsgArgs,
[]interface{}{"error", err.Error()}...)
}
// Log and make sure to flush the logs write away
c.logger.Debug("plugin process exited", "path", cmd.Path)
c.logger.Debug("plugin process exited", debugMsgArgs...)
os.Stderr.Sync()
// Mark that we exited
close(exitCh)
// Cancel the context, marking that we exited
ctxCancel()
// Set that we exited, which takes a lock
c.l.Lock()
defer c.l.Unlock()

15
vendor/github.com/hashicorp/go-plugin/server.go generated vendored
View File

@ -93,7 +93,7 @@ func protocolVersion(opts *ServeConfig) (int, Protocol, PluginSet) {
protoVersion := int(opts.ProtocolVersion)
pluginSet := opts.Plugins
protoType := ProtocolNetRPC
// check if the client sent a list of acceptable versions
// Check if the client sent a list of acceptable versions
var clientVersions []int
if vs := os.Getenv("PLUGIN_PROTOCOL_VERSIONS"); vs != "" {
for _, s := range strings.Split(vs, ",") {
@ -106,7 +106,7 @@ func protocolVersion(opts *ServeConfig) (int, Protocol, PluginSet) {
}
}
// we want to iterate in reverse order, to ensure we match the newest
// We want to iterate in reverse order, to ensure we match the newest
// compatible plugin version.
sort.Sort(sort.Reverse(sort.IntSlice(clientVersions)))
@ -119,7 +119,7 @@ func protocolVersion(opts *ServeConfig) (int, Protocol, PluginSet) {
opts.VersionedPlugins[protoVersion] = pluginSet
}
// sort the version to make sure we match the latest first
// Sort the version to make sure we match the latest first
var versions []int
for v := range opts.VersionedPlugins {
versions = append(versions, v)
@ -127,14 +127,16 @@ func protocolVersion(opts *ServeConfig) (int, Protocol, PluginSet) {
sort.Sort(sort.Reverse(sort.IntSlice(versions)))
// see if we have multiple versions of Plugins to choose from
// See if we have multiple versions of Plugins to choose from
for _, version := range versions {
// record each version, since we guarantee that this returns valid
// Record each version, since we guarantee that this returns valid
// values even if they are not a protocol match.
protoVersion = version
pluginSet = opts.VersionedPlugins[version]
// all plugins in a set must use the same transport, so check the first
// If we have a configured gRPC server we should select a protocol
if opts.GRPCServer != nil {
// All plugins in a set must use the same transport, so check the first
// for the protocol type
for _, p := range pluginSet {
switch p.(type) {
@ -145,6 +147,7 @@ func protocolVersion(opts *ServeConfig) (int, Protocol, PluginSet) {
}
break
}
}
for _, clientVersion := range clientVersions {
if clientVersion == protoVersion {

4
vendor/modules.txt vendored
View File

@ -293,11 +293,11 @@ github.com/hashicorp/go-cleanhttp
# github.com/hashicorp/go-getter v0.0.0-20180327010114-90bb99a48d86
github.com/hashicorp/go-getter
github.com/hashicorp/go-getter/helper/url
# github.com/hashicorp/go-hclog v0.0.0-20170716174523-b4e5765d1e5f
# github.com/hashicorp/go-hclog v0.0.0-20181001195459-61d530d6c27f
github.com/hashicorp/go-hclog
# github.com/hashicorp/go-multierror v1.0.0
github.com/hashicorp/go-multierror
# github.com/hashicorp/go-plugin v0.0.0-20180814222501-a4620f9913d1
# github.com/hashicorp/go-plugin v0.0.0-20181002195811-1faddcf740b6
github.com/hashicorp/go-plugin
# github.com/hashicorp/go-retryablehttp v0.0.0-20160930035102-6e85be8fee1d
github.com/hashicorp/go-retryablehttp