tang/0003-Fix-permissions-race-condition.patch

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--- tang-7.ori/src/tangd-keygen 2017-06-10 15:29:39.000000000 +0200
+++ tang-7/src/tangd-keygen 2023-06-28 11:40:01.700819479 +0200
@@ -27,6 +27,8 @@
[ $# -eq 3 ] && sig=$2 && exc=$3
+# Set default umask for file creation.
+umask 0337
jwe=`jose jwk gen -i '{"alg":"ES512"}'`
[ -z "$sig" ] && sig=`echo "$jwe" | jose jwk thp -i-`
echo "$jwe" > $1/$sig.jwk
--- tang-7.ori/src/keys.c 2023-06-28 09:57:08.706712410 +0200
+++ tang-7/src/keys.c 2023-06-28 11:43:41.742247417 +0200
@@ -23,6 +23,7 @@
#include <jose/io.h>
#include <jansson.h>
#include <string.h>
+#include <sys/stat.h>
#include "util.h"
#include "keys.h"
@@ -557,6 +558,9 @@
/* At this point, there are no keys, so let's create them. */
const char *alg[] = {"ES512", "ECMR", NULL};
char path[PATH_MAX];
+
+ /* Set default umask for file creation. */
+ umask(0337);
for (int i = 0; alg[i] != NULL; i++) {
struct tang_jwk *jwk __attribute__((cleanup(cleanup_tang_jwk))) = generate_new_tang_jwk(alg[i]);
if (!jwk) {