8de8bf0e06
* pkg/hubtest: extract methods + consistent error handling * lint * rename variables for further refactor
99 lines
3.2 KiB
Go
99 lines
3.2 KiB
Go
package hubtest
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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log "github.com/sirupsen/logrus"
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"github.com/crowdsecurity/crowdsec/pkg/cwhub"
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)
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func (t *HubTestItem) installAppsecRuleItem(item *cwhub.Item) error {
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sourcePath, err := filepath.Abs(filepath.Join(t.HubPath, item.RemotePath))
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if err != nil {
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return fmt.Errorf("can't get absolute path of '%s': %w", sourcePath, err)
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}
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sourceFilename := filepath.Base(sourcePath)
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// runtime/hub/appsec-rules/author/appsec-rule
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hubDirAppsecRuleDest := filepath.Join(t.RuntimeHubPath, filepath.Dir(item.RemotePath))
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// runtime/appsec-rules/
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itemTypeDirDest := fmt.Sprintf("%s/appsec-rules/", t.RuntimePath)
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if err := os.MkdirAll(hubDirAppsecRuleDest, os.ModePerm); err != nil {
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return fmt.Errorf("unable to create folder '%s': %w", hubDirAppsecRuleDest, err)
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}
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if err := os.MkdirAll(itemTypeDirDest, os.ModePerm); err != nil {
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return fmt.Errorf("unable to create folder '%s': %w", itemTypeDirDest, err)
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}
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// runtime/hub/appsec-rules/crowdsecurity/rule.yaml
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hubDirAppsecRulePath := filepath.Join(itemTypeDirDest, sourceFilename)
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if err := Copy(sourcePath, hubDirAppsecRulePath); err != nil {
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return fmt.Errorf("unable to copy '%s' to '%s': %w", sourcePath, hubDirAppsecRulePath, err)
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}
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// runtime/appsec-rules/rule.yaml
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appsecRulePath := filepath.Join(itemTypeDirDest, sourceFilename)
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if err := os.Symlink(hubDirAppsecRulePath, appsecRulePath); err != nil {
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if !os.IsExist(err) {
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return fmt.Errorf("unable to symlink appsec-rule '%s' to '%s': %w", hubDirAppsecRulePath, appsecRulePath, err)
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}
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}
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return nil
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}
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func (t *HubTestItem) installAppsecRuleCustomFrom(appsecrule string, customPath string) (bool, error) {
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// we check if its a custom appsec-rule
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customAppsecRulePath := filepath.Join(customPath, appsecrule)
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if _, err := os.Stat(customAppsecRulePath); os.IsNotExist(err) {
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return false, nil
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}
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customAppsecRulePathSplit := strings.Split(customAppsecRulePath, "/")
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customAppsecRuleName := customAppsecRulePathSplit[len(customAppsecRulePathSplit)-1]
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itemTypeDirDest := fmt.Sprintf("%s/appsec-rules/", t.RuntimePath)
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if err := os.MkdirAll(itemTypeDirDest, os.ModePerm); err != nil {
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return false, fmt.Errorf("unable to create folder '%s': %w", itemTypeDirDest, err)
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}
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customAppsecRuleDest := fmt.Sprintf("%s/appsec-rules/%s", t.RuntimePath, customAppsecRuleName)
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if err := Copy(customAppsecRulePath, customAppsecRuleDest); err != nil {
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return false, fmt.Errorf("unable to copy appsec-rule from '%s' to '%s': %w", customAppsecRulePath, customAppsecRuleDest, err)
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}
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return true, nil
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}
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func (t *HubTestItem) installAppsecRuleCustom(appsecrule string) error {
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for _, customPath := range t.CustomItemsLocation {
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found, err := t.installAppsecRuleCustomFrom(appsecrule, customPath)
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if err != nil {
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return err
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}
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if found {
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return nil
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}
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}
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return fmt.Errorf("couldn't find custom appsec-rule '%s' in the following location: %+v", appsecrule, t.CustomItemsLocation)
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}
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func (t *HubTestItem) installAppsecRule(name string) error {
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log.Debugf("adding rule '%s'", name)
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if item := t.HubIndex.GetItem(cwhub.APPSEC_RULES, name); item != nil {
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return t.installAppsecRuleItem(item)
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}
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return t.installAppsecRuleCustom(name)
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}
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