mirror of
https://github.com/gregtwallace/apc-p15-tool.git
synced 2025-01-22 16:14:09 +00:00
90 lines
3 KiB
Go
90 lines
3 KiB
Go
package app
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import (
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"context"
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"encoding/base64"
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"fmt"
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"os"
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)
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const (
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createDefaultOutFilePath = "apctool.p15"
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createDefaultOutKeyFilePath = "apctool.key.p15"
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)
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// cmdCreate is the app's command to create an apc p15 file from key and cert
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// pem files
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func (app *app) cmdCreate(_ context.Context, args []string) error {
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// done
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defer app.stdLogger.Println("create: done")
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// extra args == error
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if len(args) != 0 {
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return fmt.Errorf("create: failed, %w (%d)", ErrExtraArgs, len(args))
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}
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keyPem, certPem, err := app.config.create.keyCertPemCfg.GetPemBytes("create")
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if err != nil {
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return err
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}
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// validation done
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// make p15 files
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apcKeyCertFile, keyFile, err := app.pemToAPCP15s(keyPem, certPem, "create")
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if err != nil {
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return err
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}
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// determine file name (should already be done by flag parsing, but avoid nil just in case)
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keyCertFileName := createDefaultOutFilePath
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if app.config.create.outFilePath != nil && *app.config.create.outFilePath != "" {
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keyCertFileName = *app.config.create.outFilePath
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}
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keyFileName := createDefaultOutFilePath
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if app.config.create.outKeyFilePath != nil && *app.config.create.outKeyFilePath != "" {
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keyFileName = *app.config.create.outKeyFilePath
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}
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// write files
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err = os.WriteFile(keyCertFileName, apcKeyCertFile, 0600)
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if err != nil {
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return fmt.Errorf("create: failed to write apc p15 key+cert file (%s)", err)
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}
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app.stdLogger.Printf("create: apc p15 key+cert file %s written to disk", keyCertFileName)
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err = os.WriteFile(keyFileName, keyFile, 0600)
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if err != nil {
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return fmt.Errorf("create: failed to write apc p15 key file (%s)", err)
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}
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app.stdLogger.Printf("create: apc p15 key file %s written to disk", keyFileName)
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// if debug, write additional debug files (b64 format to make copy/paste into asn1 decoder
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// easy to do e.g., https://lapo.it/asn1js)
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if app.config.debugLogging != nil && *app.config.debugLogging {
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keyCertFileNameDebug := keyCertFileName + ".noheader.b64"
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err = os.WriteFile(keyCertFileNameDebug, []byte(base64.StdEncoding.EncodeToString(apcKeyCertFile[apcHeaderLen:])), 0600)
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if err != nil {
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return fmt.Errorf("create: failed to write apc p15 key+cert file (%s)", err)
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}
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app.debugLogger.Printf("create: apc p15 key+cert file %s written to disk", keyCertFileNameDebug)
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keyCertFileNameHeaderDebug := keyCertFileName + ".header.b64"
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err = os.WriteFile(keyCertFileNameHeaderDebug, []byte(base64.StdEncoding.EncodeToString(apcKeyCertFile[apcHeaderLen:])), 0600)
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if err != nil {
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return fmt.Errorf("create: failed to write apc p15 key+cert file (%s)", err)
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}
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app.debugLogger.Printf("create: apc p15 key+cert file header %s written to disk", keyCertFileNameHeaderDebug)
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keyFileNameDebug := keyFileName + ".b64"
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err = os.WriteFile(keyFileNameDebug, []byte(base64.StdEncoding.EncodeToString(keyFile)), 0600)
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if err != nil {
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return fmt.Errorf("create: failed to write apc p15 key file (%s)", err)
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}
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app.debugLogger.Printf("create: apc p15 key file %s written to disk", keyFileNameDebug)
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}
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return nil
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}
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