diff options
| -rw-r--r-- | ChangeLog | 10 | ||||
| -rw-r--r-- | support/namespace.h | 11 | ||||
| -rw-r--r-- | support/support_chroot.c | 32 |
3 files changed, 41 insertions, 12 deletions
@@ -1,5 +1,15 @@ 2017-09-01 Florian Weimer <fweimer@redhat.com> + * support/namespace.h (struct support_chroot_configuration): Add + hosts, host_conf. + (struct support_chroot): Add path_hosts, path_host_conf. + * support/support_chroot.c (write_file): New function. + (support_chroot_create): Call it to process /etc/resolv.conf, + /etc/hosts, /etc/host.conf. + (support_chroot_free): Update. + +2017-09-01 Florian Weimer <fweimer@redhat.com> + * sysdeps/posix/getaddrinfo.c (gaih_inet): Only use h_errno if status indicates it is set. diff --git a/support/namespace.h b/support/namespace.h index 859c2fd..9eddb1a 100644 --- a/support/namespace.h +++ b/support/namespace.h @@ -66,7 +66,9 @@ struct support_chroot_configuration { /* File contents. The files are not created if the field is NULL. */ - const char *resolv_conf; + const char *resolv_conf; /* /etc/resolv.conf. */ + const char *hosts; /* /etc/hosts. */ + const char *host_conf; /* /etc/host.conf. */ }; /* The result of the creation of a chroot. */ @@ -78,8 +80,11 @@ struct support_chroot /* Path to the chroot directory. */ char *path_chroot; - /* Path to the /etc/resolv.conf file. */ - char *path_resolv_conf; + /* Paths to files in the chroot. These are absolute and outside of + the chroot. */ + char *path_resolv_conf; /* /etc/resolv.conf. */ + char *path_hosts; /* /etc/hosts. */ + char *path_host_conf; /* /etc/host.conf. */ }; /* Create a chroot environment. The returned data should be freed diff --git a/support/support_chroot.c b/support/support_chroot.c index c0807b3..f3ef551 100644 --- a/support/support_chroot.c +++ b/support/support_chroot.c @@ -24,6 +24,23 @@ #include <support/test-driver.h> #include <support/xunistd.h> +/* If CONTENTS is not NULL, write it to the file at DIRECTORY/RELPATH, + and store the name in *ABSPATH. If CONTENTS is NULL, store NULL in + *ABSPATH. */ +static void +write_file (const char *directory, const char *relpath, const char *contents, + char **abspath) +{ + if (contents != NULL) + { + *abspath = xasprintf ("%s/%s", directory, relpath); + add_temp_file (*abspath); + support_write_file_string (*abspath, contents); + } + else + *abspath = NULL; +} + struct support_chroot * support_chroot_create (struct support_chroot_configuration conf) { @@ -39,15 +56,10 @@ support_chroot_create (struct support_chroot_configuration conf) xmkdir (path_etc, 0777); add_temp_file (path_etc); - if (conf.resolv_conf != NULL) - { - /* Create an empty resolv.conf file. */ - chroot->path_resolv_conf = xasprintf ("%s/resolv.conf", path_etc); - add_temp_file (chroot->path_resolv_conf); - support_write_file_string (chroot->path_resolv_conf, conf.resolv_conf); - } - else - chroot->path_resolv_conf = NULL; + write_file (path_etc, "resolv.conf", conf.resolv_conf, + &chroot->path_resolv_conf); + write_file (path_etc, "hosts", conf.hosts, &chroot->path_hosts); + write_file (path_etc, "host.conf", conf.host_conf, &chroot->path_host_conf); free (path_etc); @@ -67,5 +79,7 @@ support_chroot_free (struct support_chroot *chroot) { free (chroot->path_chroot); free (chroot->path_resolv_conf); + free (chroot->path_hosts); + free (chroot->path_host_conf); free (chroot); } |