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rootless: create libpod.conf when it doesn't exist

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
This commit is contained in:
Giuseppe Scrivano
2018-11-13 09:49:22 +01:00
parent cd5742ff47
commit a6aca6d106
1 changed files with 21 additions and 1 deletions
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22
libpod/runtime.go
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@ -264,6 +264,7 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
configPath := ConfigPath
foundConfig := true
rootlessConfigPath := ""
if rootless.IsRootless() {
home := os.Getenv("HOME")
if runtime.config.SignaturePolicyPath == "" {
@ -272,7 +273,10 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
runtime.config.SignaturePolicyPath = newPath
}
}
configPath = filepath.Join(home, ".config/containers/libpod.conf")
rootlessConfigPath = filepath.Join(home, ".config/containers/libpod.conf")
configPath = rootlessConfigPath
if _, err := os.Stat(configPath); err != nil {
foundConfig = false
}
@ -317,6 +321,22 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
if err := makeRuntime(runtime); err != nil {
return nil, err
}
if !foundConfig && rootlessConfigPath != "" {
os.MkdirAll(filepath.Dir(rootlessConfigPath), 0755)
file, err := os.OpenFile(rootlessConfigPath, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0666)
if err != nil && !os.IsExist(err) {
return nil, errors.Wrapf(err, "cannot open file %s", rootlessConfigPath)
}
if err == nil {
defer file.Close()
enc := toml.NewEncoder(file)
if err := enc.Encode(runtime.config); err != nil {
os.Remove(rootlessConfigPath)
}
}
}
return runtime, nil
}