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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2019-02-23 11:49:07 +0100 |
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committer | GitHub <noreply@github.com> | 2019-02-23 11:49:07 +0100 |
commit | 0969d725a3b302d9baa0616a204f7fc824404973 (patch) | |
tree | cf18caca541ae0b7b532b1768de0276326035e13 /pkg | |
parent | b223d4e1367463a32eeeb31a4b9d8a351641d83c (diff) | |
parent | 7e920e486512d350faa43306d2cda12fdad887e1 (diff) | |
download | podman-0969d725a3b302d9baa0616a204f7fc824404973.tar.gz podman-0969d725a3b302d9baa0616a204f7fc824404973.tar.bz2 podman-0969d725a3b302d9baa0616a204f7fc824404973.zip |
Merge pull request #2393 from giuseppe/reexec-into-same-wd
rootless: force same cwd when re-execing
Diffstat (limited to 'pkg')
-rw-r--r-- | pkg/rootless/rootless_linux.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/pkg/rootless/rootless_linux.c b/pkg/rootless/rootless_linux.c index acc5d6b2a..dfbc7fe33 100644 --- a/pkg/rootless/rootless_linux.c +++ b/pkg/rootless/rootless_linux.c @@ -109,6 +109,13 @@ reexec_userns_join (int userns, int mountns) char uid[16]; char **argv; int pid; + char *cwd = getcwd (NULL, 0); + + if (cwd == NULL) + { + fprintf (stderr, "error getting current working directory: %s\n", strerror (errno)); + _exit (EXIT_FAILURE); + } sprintf (uid, "%d", geteuid ()); @@ -154,6 +161,13 @@ reexec_userns_join (int userns, int mountns) _exit (EXIT_FAILURE); } + if (chdir (cwd) < 0) + { + fprintf (stderr, "cannot chdir: %s\n", strerror (errno)); + _exit (EXIT_FAILURE); + } + free (cwd); + execvp (argv[0], argv); _exit (EXIT_FAILURE); @@ -190,6 +204,13 @@ reexec_in_user_namespace (int ready) char *listen_fds = NULL; char *listen_pid = NULL; bool do_socket_activation = false; + char *cwd = getcwd (NULL, 0); + + if (cwd == NULL) + { + fprintf (stderr, "error getting current working directory: %s\n", strerror (errno)); + _exit (EXIT_FAILURE); + } listen_pid = getenv("LISTEN_PID"); listen_fds = getenv("LISTEN_FDS"); @@ -265,6 +286,13 @@ reexec_in_user_namespace (int ready) _exit (EXIT_FAILURE); } + if (chdir (cwd) < 0) + { + fprintf (stderr, "cannot chdir: %s\n", strerror (errno)); + _exit (EXIT_FAILURE); + } + free (cwd); + execvp (argv[0], argv); _exit (EXIT_FAILURE); |