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fix multus config file generation to avoid self-delegation

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Check masterConfigPath file and skip if it is multus generated
files. Fix #1130
This commit is contained in:
Tomofumi Hayashi 2023-08-16 21:00:26 +09:00
parent 8d8aa80cd5
commit 159f2610c0
1 changed files with 11 additions and 1 deletions
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12
cmd/thin_entrypoint/main.go
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@ -305,7 +305,17 @@ func (o *Options) createMultusConfig() (string, error) {
return "", fmt.Errorf("cannot find master CNI config in %q: %v", o.MultusAutoconfigDir, err) return "", fmt.Errorf("cannot find master CNI config in %q: %v", o.MultusAutoconfigDir, err)
} }
masterConfigPath := files[0] masterConfigPath := ""
for _, filename := range files {
if !strings.HasPrefix(filepath.Base(filename), "00-multus.conf") {
masterConfigPath = filename
break
}
}
if masterConfigPath == "" {
return "", fmt.Errorf("cannot find valid master CNI config in %q", o.MultusAutoconfigDir)
}
masterConfigBytes, err := os.ReadFile(masterConfigPath) masterConfigBytes, err := os.ReadFile(masterConfigPath)
if err != nil { if err != nil {
return "", fmt.Errorf("cannot read master CNI config file %q: %v", masterConfigPath, err) return "", fmt.Errorf("cannot read master CNI config file %q: %v", masterConfigPath, err)