From f23cfc9c46bf40f10f52c6a5f1898624bd3a808e Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus.dahlberg@kau.se>
Date: Tue, 3 Nov 2020 10:45:32 +0100
Subject: moved x509 chain loading to stfe package

---
 client/add-entry/main.go | 31 ++-----------------------------
 1 file changed, 2 insertions(+), 29 deletions(-)

(limited to 'client')

diff --git a/client/add-entry/main.go b/client/add-entry/main.go
index 56e0ec4..9047529 100644
--- a/client/add-entry/main.go
+++ b/client/add-entry/main.go
@@ -5,10 +5,8 @@ import (
 	"flag"
 	"fmt"
 
-	"crypto/x509"
 	"encoding/base64"
 	"encoding/json"
-	"encoding/pem"
 	"io/ioutil"
 	"net/http"
 
@@ -62,11 +60,7 @@ func params() ([]byte, []byte, error) {
 }
 
 func setup() (*client.Client, error) {
-	blob, err := ioutil.ReadFile(*chain)
-	if err != nil {
-		return nil, fmt.Errorf("failed reading certificate chain: %v", err)
-	}
-	c, err := parseChain(blob)
+	c, err := stfe.LoadChain(*chain)
 	if err != nil {
 		return nil, fmt.Errorf("failed loading certificate chain: %v", err)
 	}
@@ -76,7 +70,7 @@ func setup() (*client.Client, error) {
 		return nil, fmt.Errorf("failed loading key: %v", err)
 	}
 
-	blob, err = ioutil.ReadFile(*operators)
+	blob, err := ioutil.ReadFile(*operators)
 	if err != nil {
 		return nil, fmt.Errorf("failed reading log operators: %v", err)
 	}
@@ -96,24 +90,3 @@ func setup() (*client.Client, error) {
 	}
 	return client.NewClient(log, &http.Client{}, c, &k), nil
 }
-
-func parseChain(rest []byte) ([]*x509.Certificate, error) {
-	var chain []*x509.Certificate
-	for len(rest) > 0 {
-		var block *pem.Block
-		block, rest = pem.Decode(rest)
-		if block == nil {
-			break
-		}
-		if block.Type != "CERTIFICATE" {
-			return nil, fmt.Errorf("unexpected pem block type: %v", block.Type)
-		}
-
-		certificate, err := x509.ParseCertificate(block.Bytes)
-		if err != nil {
-			return nil, fmt.Errorf("failed parsing x509 certificate: %v", err)
-		}
-		chain = append(chain, certificate)
-	}
-	return chain, nil
-}
-- 
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