bump go-runners version to fix possible race in Processing{Media,Emoji} (#1646)

Signed-off-by: kim <grufwub@gmail.com>
This commit is contained in:
kim 2023-03-24 23:07:50 +00:00 committed by GitHub
parent e8595f0c64
commit 883dc5476b
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 25 additions and 19 deletions

2
go.mod
View file

@ -12,7 +12,7 @@ require (
codeberg.org/gruf/go-kv v1.6.1
codeberg.org/gruf/go-logger/v2 v2.2.1
codeberg.org/gruf/go-mutexes v1.1.5
codeberg.org/gruf/go-runners v1.6.0
codeberg.org/gruf/go-runners v1.6.1
codeberg.org/gruf/go-sched v1.2.3
codeberg.org/gruf/go-store/v2 v2.2.1
github.com/KimMachineGun/automemlimit v0.2.4

4
go.sum
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@ -79,8 +79,8 @@ codeberg.org/gruf/go-mutexes v1.1.5 h1:8Y8DwCGf24MyzOSaPvLrtk/B4ecVx4z+fppL6dY+P
codeberg.org/gruf/go-mutexes v1.1.5/go.mod h1:1j/6/MBeBQUedAtAtysLLnBKogfOZAxdym0E3wlaBD8=
codeberg.org/gruf/go-pools v1.1.0 h1:LbYP24eQLl/YI1fSU2pafiwhGol1Z1zPjRrMsXpF88s=
codeberg.org/gruf/go-pools v1.1.0/go.mod h1:ZMYpt/DjQWYC3zFD3T97QWSFKs62zAUGJ/tzvgB9D68=
codeberg.org/gruf/go-runners v1.6.0 h1:cAHKxMgtkb3v6it4qZZs4fo+yYgICNCrYvFlayuvSdk=
codeberg.org/gruf/go-runners v1.6.0/go.mod h1:QRcSExqXX8DM0rm8Xs6qX7baOzyvw0JIe4mu3TsQT+Y=
codeberg.org/gruf/go-runners v1.6.1 h1:0KNiEfGnmNUs9intqxEAWqIKUyxVOmYTtn3kPVOHsjQ=
codeberg.org/gruf/go-runners v1.6.1/go.mod h1:QRcSExqXX8DM0rm8Xs6qX7baOzyvw0JIe4mu3TsQT+Y=
codeberg.org/gruf/go-sched v1.2.3 h1:H5ViDxxzOBR3uIyGBCf0eH8b1L8wMybOXcdtUUTXZHk=
codeberg.org/gruf/go-sched v1.2.3/go.mod h1:vT9uB6KWFIIwnG9vcPY2a0alYNoqdL1mSzRM8I+PK7A=
codeberg.org/gruf/go-store/v2 v2.2.1 h1:lbvMjhMLebefiaPNLtWvPySKSYM5xN1aztSxxz+vCzU=

View file

@ -15,8 +15,7 @@
// that only a single instance of it is ever running at any one time.
type Processor struct {
mutex sync.Mutex
state uint32
wait sync.WaitGroup
wait *sync.WaitGroup
err *error
}
@ -26,24 +25,34 @@ func (p *Processor) Process(proc Processable) (err error) {
// Acquire state lock.
p.mutex.Lock()
if p.state != 0 {
if p.wait != nil {
// Already running.
//
// Get current err ptr.
// Get current ptrs.
waitPtr := p.wait
errPtr := p.err
// Wait until finish.
// Free state lock.
p.mutex.Unlock()
p.wait.Wait()
// Wait for finish.
waitPtr.Wait()
return *errPtr
}
// Reset error ptr.
p.err = new(error)
// Alloc waiter for new process.
var wait sync.WaitGroup
// No need to alloc new error as
// we use the alloc'd named error
// return required for panic handling.
// Reset ptrs.
p.wait = &wait
p.err = &err
// Set started.
p.wait.Add(1)
p.state = 1
wait.Add(1)
p.mutex.Unlock()
defer func() {
@ -57,15 +66,12 @@ func (p *Processor) Process(proc Processable) (err error) {
err = fmt.Errorf("caught panic: %v", r)
}
// Store error.
*p.err = err
// Mark done.
p.wait.Done()
wait.Done()
// Set stopped.
p.mutex.Lock()
p.state = 0
p.wait = nil
p.mutex.Unlock()
}()

2
vendor/modules.txt vendored
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@ -58,7 +58,7 @@ codeberg.org/gruf/go-mutexes
# codeberg.org/gruf/go-pools v1.1.0
## explicit; go 1.16
codeberg.org/gruf/go-pools
# codeberg.org/gruf/go-runners v1.6.0
# codeberg.org/gruf/go-runners v1.6.1
## explicit; go 1.19
codeberg.org/gruf/go-runners
# codeberg.org/gruf/go-sched v1.2.3