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fuse-overlayfs: set suid when running in a user namespace

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
This commit is contained in:
Giuseppe Scrivano 2018-12-20 12:44:28 +01:00
parent 3e8132d7ae
commit d3e36f332e
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GPG Key ID: E4730F97F60286ED
1 changed files with 6 additions and 1 deletions
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7
main.c
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@ -3537,6 +3537,8 @@ fuse_opt_proc (void *data, const char *arg, int key, struct fuse_args *outargs)
return 1;
if (strcmp (arg, "allow_other") == 0)
return 1;
if (strcmp (arg, "suid") == 0)
return 1;
if (key == FUSE_OPT_KEY_NONOPT)
{
@ -3559,7 +3561,10 @@ get_new_args (int *argc, char **argv)
int i;
char **newargv = malloc (sizeof (char *) * (*argc + 2));
newargv[0] = argv[0];
newargv[1] = "-odefault_permissions,allow_other";
if (geteuid() == 0)
newargv[1] = "-odefault_permissions,allow_other,suid";
else
newargv[1] = "-odefault_permissions,allow_other";
for (i = 1; i < *argc; i++)
newargv[i + 1] = argv[i];
(*argc)++;