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getRandomID() to allow multiple exec sessions.

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This commit is contained in:
Shishir Mahajan 2020-06-05 12:20:05 -07:00
parent 3327832370
commit 0478eaf96f
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GPG Key ID: D41782E7688DEC4A
2 changed files with 18 additions and 3 deletions
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4
containerd/driver.go
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@ -4,7 +4,6 @@ import (
"context"
"fmt"
"os"
"strings"
"syscall"
"time"
@ -531,8 +530,7 @@ func (d *Driver) ExecTaskStreamingRaw(ctx context.Context, taskID string, comman
pspec := spec.Process
pspec.Terminal = tty
pspec.Args = command
s := strings.Split(taskID, "/")
execID := s[len(s)-1] + "-exec"
execID := getRandomID(8)
opts, doneCh := drivers.StreamToExecOptions(
ctx, command, tty, stream)

17
containerd/utils.go Normal file
View File

@ -0,0 +1,17 @@
package containerd
import (
"math/rand"
"time"
)
var letters = []rune("ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz" + "0123456789")
func getRandomID(length int) string {
rand.Seed(time.Now().UnixNano())
b := make([]rune, length)
for i := 0; i < length; i++ {
b[i] = letters[rand.Intn(len(letters))]
}
return string(b)
}