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support_chroot_create: Add support for /etc/hosts, /etc/host.conf

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This commit is contained in:
Florian Weimer
2017-09-01 08:58:07 +02:00
parent a2881ef014
commit 65329bd233
3 changed files with 41 additions and 12 deletions
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32
support/support_chroot.c
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@@ -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);
}