nixio: Add support for DER certificates, PX5G fix Certmaster

5 files changed, 28 insertions, 6 deletions

diff --git a/libs/nixio/root/etc/nixio/.nixio_stamp b/libs/nixio/root/etc/nixio/.nixio_stamp
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/libs/nixio/root/etc/nixio/.nixio_stamp
diff --git a/libs/nixio/src/tls-context.c b/libs/nixio/src/tls-context.c
index e55de05cc..235a72382 100644
--- a/libs/nixio/src/tls-context.c
+++ b/libs/nixio/src/tls-context.c
@@ -113,7 +113,22 @@ static int nixio_tls_ctx_create(lua_State *L) {
 static int nixio_tls_ctx_set_cert(lua_State *L) {
 	SSL_CTX *ctx = nixio__checktlsctx(L);
 	const char *cert = luaL_checkstring(L, 2);
-	return nixio__tls_pstatus(L, SSL_CTX_use_certificate_chain_file(ctx, cert));
+	const char *type = luaL_optstring(L, 3, "chain");
+	int ktype;
+
+	if (!strcmp(type, "chain")) {
+		return nixio__tls_pstatus(L,
+				SSL_CTX_use_certificate_chain_file(ctx, cert));
+	} else if (!strcmp(type, "pem")) {
+		ktype = SSL_FILETYPE_PEM;
+	} else if (!strcmp(type, "asn1")) {
+		ktype = SSL_FILETYPE_ASN1;
+	} else {
+		return luaL_argerror(L, 3, "supported values: chain, pem, asn1");
+	}
+
+	return nixio__tls_pstatus(L,
+			SSL_CTX_use_certificate_file(ctx, cert, ktype));
 }
 
 static int nixio_tls_ctx_set_key(lua_State *L) {
diff --git a/libs/px5g/lua/px5g/util.lua b/libs/px5g/lua/px5g/util.lua
index e94fb6507..0f07c81b8 100644
--- a/libs/px5g/lua/px5g/util.lua
+++ b/libs/px5g/lua/px5g/util.lua
@@ -29,7 +29,7 @@ function der2pem(data, type)
 	local b64 = nixio.bin.b64encode(data)
 	
 	local outdata = {preamble[type]}
-	for i = 1, 64, #b64 + 63 do
+	for i = 1, #b64, 64 do
 		outdata[#outdata + 1] = b64:sub(i, i + 63) 
 	end
 	outdata[#outdata + 1] = postamble[type]
@@ -37,3 +37,8 @@ function der2pem(data, type)
 	
 	return table.concat(outdata, "\n")
 end
+
+function pem2der(data)
+	local b64 = data:gsub({["\n"] = "", ["%-%-%-%-%-.-%-%-%-%-%-"] = ""})
+	return nixio.bin.b64decode(b64)
+end
\ No newline at end of file
diff --git a/libs/px5g/root/usr/sbin/px5g-genkeys b/libs/px5g/root/usr/sbin/px5g-genkeys
index 29906577f..87a66bfe2 100755
--- a/libs/px5g/root/usr/sbin/px5g-genkeys
+++ b/libs/px5g/root/usr/sbin/px5g-genkeys
@@ -6,6 +6,7 @@ local px5g = require "px5g"
 local nixio = require "nixio"
 local fs = require "nixio.fs"
 local os = require "os"
+nixio.umask(77)
 
 if not fs.access(certfile) then
 	local key = px5g.genkey(2048)
diff --git a/libs/px5g/src/px5g.c b/libs/px5g/src/px5g.c
index 20ae7957f..feecd0127 100644
--- a/libs/px5g/src/px5g.c
+++ b/libs/px5g/src/px5g.c
@@ -85,21 +85,22 @@ static int px5g_rsa_create_selfsigned(lua_State *L) {
 		strftime(tstr, sizeof(tstr), "%F %H:%M:%S", gmtime(&to)),
 	4, "Invalid Time");
 
+	size_t join = 1;
 	lua_pushliteral(L, "");
 	for (int i = 0; i < (sizeof(xfields) / sizeof(*xfields)); i++) {
 		lua_pushstring(L, xfields[i]);
 		lua_rawget(L, 2);
 		if (lua_isstring(L, -1)) {
 			const char *val = lua_tostring(L, -1);
-			luaL_argcheck(L, !strchr(val, '\''), 2, "Invalid Value");
-			lua_pushfstring(L, "%s%s='%s';",
-				lua_tostring(L, -2), xfields[i], val);
-			lua_remove(L, -2);
+			luaL_argcheck(L, !strchr(val, ';'), 2, "Invalid Value");
+			lua_pushfstring(L, "%s=%s;", xfields[i], val);
 			lua_remove(L, -2);
+			join++;
 		} else {
 			lua_pop(L, 1);
 		}
 	}
+	lua_concat(L, join);
 
 	x509_raw cert;
 	x509write_init_raw(&cert);