jail: actually chdir into OCI defined CWD

Current working directory was parsed by never applied. Apply it just
before executing user process.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

diff --git a/jail/jail.c b/jail/jail.c
index 5018fcc09fce13e6c22c3d161b3be0ef4e545def..1650534b1887ae16c85d6b0b6ce67801b50a480a 100644 (file)
--- a/jail/jail.c
+++ b/jail/jail.c
@@ -710,6 +710,9 @@ static int exec_jail(void *pipes_ptr)
        if (!envp)
                exit(EXIT_FAILURE);
 
+       if (opts.cwd && chdir(opts.cwd))
+               exit(EXIT_FAILURE);
+
        if (opts.ociseccomp && applyOCIlinuxseccomp(opts.ociseccomp))
                exit(EXIT_FAILURE);