mirror of
https://github.com/gocsaf/csaf.git
synced 2025-12-22 18:15:42 +01:00
109 lines
2.3 KiB
Go
109 lines
2.3 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"github.com/csaf-poc/csaf_distribution/csaf"
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"github.com/csaf-poc/csaf_distribution/util"
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)
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func ensureFolders(c *config) error {
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wellknown := filepath.Join(c.Web, ".well-known")
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wellknownCSAF := filepath.Join(wellknown, "csaf")
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if err := createWellknown(wellknownCSAF); err != nil {
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return err
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}
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if err := createFeedFolders(c, wellknownCSAF); err != nil {
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return err
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}
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if err := createProviderMetadata(c, wellknownCSAF); err != nil {
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return err
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}
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return createSecurity(c, wellknown)
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}
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func createWellknown(wellknown string) error {
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st, err := os.Stat(wellknown)
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if err != nil {
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if os.IsNotExist(err) {
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return os.MkdirAll(wellknown, 0755)
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}
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return err
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}
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if !st.IsDir() {
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return errors.New(".well-known/csaf is not a directory")
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}
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return nil
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}
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func createFeedFolders(c *config, wellknown string) error {
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for _, t := range c.TLPs {
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if t == tlpCSAF {
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continue
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}
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tlpLink := filepath.Join(wellknown, string(t))
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if _, err := filepath.EvalSymlinks(tlpLink); err != nil {
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if os.IsNotExist(err) {
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tlpFolder := filepath.Join(c.Folder, string(t))
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if tlpFolder, err = util.MakeUniqDir(tlpFolder); err != nil {
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return err
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}
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if err = os.Symlink(tlpFolder, tlpLink); err != nil {
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return err
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}
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} else {
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return err
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}
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}
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}
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return nil
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}
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func createSecurity(c *config, wellknown string) error {
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security := filepath.Join(wellknown, "security.txt")
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if _, err := os.Stat(security); err != nil {
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if os.IsNotExist(err) {
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f, err := os.Create(security)
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if err != nil {
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return err
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}
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fmt.Fprintf(
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f, "CSAF: %s/.well-known/csaf/provider-metadata.json\n",
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c.Domain)
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return f.Close()
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}
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return err
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}
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return nil
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}
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func createProviderMetadata(c *config, wellknownCSAF string) error {
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path := filepath.Join(wellknownCSAF, "provider-metadata.json")
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_, err := os.Stat(path)
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if err == nil {
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return nil
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}
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if !os.IsNotExist(err) {
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return err
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}
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pm := csaf.NewProviderMetadataDomain(c.Domain, c.modelTLPs())
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pm.Publisher = c.Publisher
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// Set OpenPGP key.
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key, err := c.loadCryptoKey()
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if err != nil {
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return err
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}
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keyID, fingerprint := key.GetHexKeyID(), key.GetFingerprint()
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pm.SetPGP(fingerprint, c.GetOpenPGPURL(keyID))
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return util.WriteToFile(path, pm)
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}
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