lxc-create: check absoule path for param '--dir'

Fix: #3123

Signed-off-by: qianfan Zhao <qianfanguijin@163.com>

diff --git a/src/lxc/tools/lxc_create.c b/src/lxc/tools/lxc_create.c
index 4bafbd9aa28999b64ad2e62fd049c2824b651a2a..0309562c297f4da81b1608909783189cf6e31765 100644 (file)
--- a/src/lxc/tools/lxc_create.c
+++ b/src/lxc/tools/lxc_create.c
@@ -235,6 +235,11 @@ int main(int argc, char *argv[])
                exit(EXIT_FAILURE);
        }
 
+       if (my_args.dir && my_args.dir[0] != '/') {
+               ERROR("--dir should use absolute path");
+               exit(EXIT_FAILURE);
+       }
+
        if (strncmp(my_args.template, "none", strlen(my_args.template)) == 0)
                my_args.template = NULL;