refactor(detector): standardize db.NewDB to db.CloseDB (#1380)
* feat(subcmds/report,server): read environment variables when configPath is "" * refactor: standardize db.NewDB to db.CloseDB * chore: clean up import * chore: error wrap * chore: update goval-dictionary * fix(oval): return Pseudo instead of nil for client * chore: fix comment * fix: lint error
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		@@ -4,10 +4,12 @@
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package oval
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import (
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	"github.com/future-architect/vuls/config"
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	"golang.org/x/xerrors"
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	"github.com/future-architect/vuls/constant"
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	"github.com/future-architect/vuls/logging"
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	"github.com/future-architect/vuls/models"
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	ovaldb "github.com/vulsio/goval-dictionary/db"
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)
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// Alpine is the struct of Alpine Linux
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@@ -16,11 +18,12 @@ type Alpine struct {
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}
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// NewAlpine creates OVAL client for SUSE
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func NewAlpine(cnf config.VulnDictInterface) Alpine {
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func NewAlpine(driver ovaldb.DB, baseURL string) Alpine {
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	return Alpine{
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		Base{
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			family: constant.Alpine,
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			Cnf:    cnf,
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			driver:  driver,
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			baseURL: baseURL,
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			family:  constant.Alpine,
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		},
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	}
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}
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@@ -28,23 +31,13 @@ func NewAlpine(cnf config.VulnDictInterface) Alpine {
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// FillWithOval returns scan result after updating CVE info by OVAL
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func (o Alpine) FillWithOval(r *models.ScanResult) (nCVEs int, err error) {
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	var relatedDefs ovalResult
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	if o.Cnf.IsFetchViaHTTP() {
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		if relatedDefs, err = getDefsByPackNameViaHTTP(r, o.Cnf.GetURL()); err != nil {
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			return 0, err
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	if o.driver == nil {
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		if relatedDefs, err = getDefsByPackNameViaHTTP(r, o.baseURL); err != nil {
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			return 0, xerrors.Errorf("Failed to get Definitions via HTTP. err: %w", err)
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		}
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	} else {
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		driver, err := newOvalDB(o.Cnf)
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		if err != nil {
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			return 0, err
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		}
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		defer func() {
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			if err := driver.CloseDB(); err != nil {
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				logging.Log.Errorf("Failed to close DB. err: %+v", err)
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			}
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		}()
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		if relatedDefs, err = getDefsByPackNameFromOvalDB(driver, r); err != nil {
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			return 0, err
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		if relatedDefs, err = getDefsByPackNameFromOvalDB(r, o.driver); err != nil {
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			return 0, xerrors.Errorf("Failed to get Definitions from DB. err: %w", err)
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		}
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	}
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	for _, defPacks := range relatedDefs.entries {
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