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authorDave Reisner <dreisner@archlinux.org>2011-10-17 09:47:06 -0400
committerDan McGee <dan@archlinux.org>2011-10-27 17:46:48 -0500
commitf4875fab9bbe3011446032bebcbe232448a3e8d7 (patch)
tree937dc8ff21f3927f635c38d0fd4cd70d5cb7e229
parent3343185473c79d556b29bda30c9c482c7fef5289 (diff)
dload: chmod tempfiles to respect umask
Dan: fix mask calculation, add it to the success/fail block instead. Signed-off-by: Dave Reisner <dreisner@archlinux.org> Signed-off-by: Dan McGee <dan@archlinux.org>
-rw-r--r--lib/libalpm/dload.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c
index 9d919b0a..546329b3 100644
--- a/lib/libalpm/dload.c
+++ b/lib/libalpm/dload.c
@@ -178,6 +178,14 @@ static int utimes_long(const char *path, long seconds)
return 0;
}
+/* prefix to avoid possible future clash with getumask(3) */
+static mode_t _getumask(void)
+{
+ mode_t mask = umask(0);
+ umask(mask);
+ return mask;
+}
+
static size_t parse_headers(void *ptr, size_t size, size_t nmemb, void *user)
{
size_t realsize = size * nmemb;
@@ -295,9 +303,12 @@ static FILE *create_tempfile(struct dload_payload *payload, const char *localpat
MALLOC(randpath, len, RET_ERR(payload->handle, ALPM_ERR_MEMORY, NULL));
snprintf(randpath, len, "%salpmtmp.XXXXXX", localpath);
if((fd = mkstemp(randpath)) == -1 ||
+ fchmod(fd, ~(_getumask()) & 0666) ||
!(fp = fdopen(fd, payload->tempfile_openmode))) {
unlink(randpath);
- close(fd);
+ if(fd >= 0) {
+ close(fd);
+ }
_alpm_log(payload->handle, ALPM_LOG_ERROR,
_("failed to create temporary file for download\n"));
return NULL;