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2009-08-25 Vladimir Serbinenko <phcoder@gmail.com>

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Authentication support.

	* commands/password.c: New file.
	* conf/common.rmk (pkglib_MODULES): Add password.mod.
	(password_mod_SOURCES): New variable.
	(password_mod_CFLAGS): Likewise.
	(password_mod_LDFLAGS): Likewise.
	(normal_mod_SOURCES): Add normal/auth.c.
	* conf/i386-coreboot.rmk (grub_emu_SOURCES): Add commands/password.c and
	normal/auth.c.
	* conf/i386-efi.rmk (grub_emu_SOURCES): Likewise.
	* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/i386-pc.rmk (grub_emu_SOURCES): Likewise.
	* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
	* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
	* include/grub/auth.h: New file.
	* include/grub/err.h (grub_err_t): New enum value
	GRUB_ERR_ACCESS_DENIED.
	* include/grub/menu.h (grub_menu_entry): New fields 'restricted' and
	'users'.
	* include/grub/normal.h (grub_cmdline_get): New argument 'history'.
	* normal/cmdline.c (grub_cmdline_get): New argument 'history'. All
	users updated.
	* normal/auth.c: New file.
	* normal/main.c (grub_normal_add_menu_entry): Handle --users option.
	(grub_cmdline_run): Don't allow to go to command line without
	authentication.
	* normal/menu.c (grub_menu_execute_entry): Handle restricted entries.
	* normal/menu_entry.c (grub_menu_entry_run): Don't allow editing
	menuentry without superuser rights.
	* normal/menu_viewer.c (grub_menu_viewer_show_menu): Don't exit if
	user isn't a superuser.
This commit is contained in:
phcoder 2009-08-24 23:55:06 +00:00
parent 70f1161d13
commit e7e1f93ff6
20 changed files with 531 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

33
normal/main.c
View file

@ -28,6 +28,7 @@
#include <grub/parser.h>
#include <grub/reader.h>
#include <grub/menu_viewer.h>
#include <grub/auth.h>
#define GRUB_DEFAULT_HISTORY_SIZE 50
@ -164,6 +165,7 @@ grub_normal_add_menu_entry (int argc, const char **args,
int i;
struct grub_menu_entry_class *classes_head; /* Dummy head node for list. */
struct grub_menu_entry_class *classes_tail;
char *users = NULL;
/* Allocate dummy head node for class list. */
classes_head = grub_zalloc (sizeof (struct grub_menu_entry_class));
@ -218,6 +220,18 @@ grub_normal_add_menu_entry (int argc, const char **args,
classes_tail = new_class;
continue;
}
else if (grub_strcmp(arg, "users") == 0)
{
i++;
users = grub_strdup (args[i]);
if (! users)
{
failed = 1;
break;
}
continue;
}
else
{
/* Handle invalid argument. */
@ -275,6 +289,9 @@ grub_normal_add_menu_entry (int argc, const char **args,
(*last)->title = menutitle;
(*last)->classes = classes_head;
if (users)
(*last)->restricted = 1;
(*last)->users = users;
(*last)->sourcecode = menusourcecode;
menu->size++;
@ -465,7 +482,19 @@ quit:
void
grub_cmdline_run (int nested)
{
grub_reader_t reader = grub_reader_get_current ();
grub_reader_t reader;
grub_err_t err = GRUB_ERR_NONE;
err = grub_auth_check_authentication (NULL);
if (err)
{
grub_print_error ();
grub_errno = GRUB_ERR_NONE;
return;
}
reader = grub_reader_get_current ();
reader_nested = nested;
if (reader->init)
@ -501,7 +530,7 @@ grub_normal_read_line (char **line, int cont)
while (1)
{
cmdline[0] = 0;
if (grub_cmdline_get (prompt, cmdline, sizeof (cmdline), 0, 1))
if (grub_cmdline_get (prompt, cmdline, sizeof (cmdline), 0, 1, 1))
break;
if ((reader_nested) || (cont))