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HOSTINGDE: Add simple exponential back-off retry (#1937)

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Co-authored-by: Tom Limoncelli <tlimoncelli@stackoverflow.com>
This commit is contained in:
Julius Rickert 2023-01-17 17:47:49 +01:00 committed by GitHub
parent 97d9c5889b
commit 83b4a301dc
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 4 deletions
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22
providers/hostingde/hostingdeProvider.go
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@ -3,8 +3,10 @@ package hostingde
import (
"encoding/json"
"fmt"
"math"
"sort"
"strings"
"time"
"github.com/StackExchange/dnscontrol/v3/models"
"github.com/StackExchange/dnscontrol/v3/pkg/diff"
@ -149,16 +151,28 @@ func (hp *hostingdeProvider) GetDomainCorrections(dc *models.DomainConfig) ([]*m
return nil, nil
}
corrections := []*models.Correction{
corrections = []*models.Correction{
{
Msg: fmt.Sprintf("\n%s", strings.Join(msg, "\n")),
F: func() error {
return hp.updateRecords(dc.Name, create, del, mod)
for i := 0; i < 10; i++ {
err := hp.updateRecords(dc.Name, create, del, mod)
if err == nil {
return nil
}
// Code:10205 indicates the zone is currently blocked due to a running zone update.
if !strings.Contains(err.Error(), "Code:10205") {
return err
}
// Exponential back-off retry.
// Base of 1.8 seemed like a good trade-off, retrying for approximately 45 seconds.
time.Sleep(time.Duration(math.Pow(1.8, float64(i))) * 100 * time.Millisecond)
}
return fmt.Errorf("retry exhaustion: zone blocked for 10 attempts")
},
},
}
return corrections, nil
}
// Insert Future diff2 version here.