Rules generated for a path like '/' were having '//' which isn't
correct for apparmor. Make virt-aa-helper smarter to avoid these.
---
src/security/virt-aa-helper.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/security/virt-aa-helper.c b/src/security/virt-aa-helper.c
index 35423b5..9f1c570 100644
--- a/src/security/virt-aa-helper.c
+++ b/src/security/virt-aa-helper.c
@@ -773,6 +773,7 @@ vah_add_path(virBufferPtr buf, const char *path, const char
*perms, bool recursi
char *tmp = NULL;
int rc = -1;
bool readonly = true;
+ bool trailingSlash;
if (path == NULL)
return rc;
@@ -809,14 +810,18 @@ vah_add_path(virBufferPtr buf, const char *path, const
char *perms, bool recursi
goto cleanup;
}
- virBufferAsprintf(buf, " \"%s%s\" %s,\n", tmp, recursive ? "/**" : "",
perms);
+ trailingSlash = (tmp[strlen(tmp) - 1] == '/');
+
+ virBufferAsprintf(buf, " \"%s%s%s\" %s,\n", tmp, trailingSlash ? "" : "/",
+ recursive ? "**" : "", perms);
if (readonly) {
virBufferAddLit(buf, " # don't audit writes to readonly files\n");
- virBufferAsprintf(buf, " deny \"%s%s\" w,\n", tmp, recursive ? "/**"
: "");
+ virBufferAsprintf(buf, " deny \"%s%s%s\" w,\n", tmp,
+ trailingSlash ? "" : "/", recursive ? "**" : "");
}
if (recursive) {
/* allow reading (but not creating) the dir */
- virBufferAsprintf(buf, " \"%s/\" r,\n", tmp);
+ virBufferAsprintf(buf, " \"%s%s\" r,\n", tmp, trailingSlash ? "" :
"/");
}
cleanup:
--
2.1.4
--
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