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Implement 'debug ls' and 'debug ll' commands.

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These commands can be used to list files in the appliance.
This commit is contained in:
Richard Jones
2009-08-18 08:56:18 +01:00
parent a578bd9c8e
commit 24a6cf4533
2 changed files with 64 additions and 3 deletions
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64
daemon/debug.c
View File

@@ -47,6 +47,8 @@ struct cmd {
static char *debug_help (const char *subcmd, int argc, char *const *const argv);
static char *debug_env (const char *subcmd, int argc, char *const *const argv);
static char *debug_fds (const char *subcmd, int argc, char *const *const argv);
static char *debug_ls (const char *subcmd, int argc, char *const *const argv);
static char *debug_ll (const char *subcmd, int argc, char *const *const argv);
static char *debug_segv (const char *subcmd, int argc, char *const *const argv);
static char *debug_sh (const char *subcmd, int argc, char *const *const argv);
@@ -54,6 +56,8 @@ static struct cmd cmds[] = {
{ "help", debug_help },
{ "env", debug_env },
{ "fds", debug_fds },
{ "ls", debug_ls },
{ "ll", debug_ll },
{ "segv", debug_segv },
{ "sh", debug_sh },
{ NULL, NULL }
@@ -259,4 +263,64 @@ debug_env (const char *subcmd, int argc, char *const *const argv)
return out;
}
/* List files in the appliance. */
static char *
debug_ls (const char *subcmd, int argc, char *const *const argv)
{
int len = count_strings (argv);
const char *cargv[len+3];
int i;
cargv[0] = "ls";
cargv[1] = "-a";
for (i = 0; i < len; ++i)
cargv[2+i] = argv[i];
cargv[2+len] = NULL;
int r;
char *out, *err;
r = commandv (&out, &err, (void *) cargv);
if (r == -1) {
reply_with_error ("ls: %s", err);
free (out);
free (err);
return NULL;
}
free (err);
return out;
}
/* List files in the appliance. */
static char *
debug_ll (const char *subcmd, int argc, char *const *const argv)
{
int len = count_strings (argv);
const char *cargv[len+3];
int i;
cargv[0] = "ls";
cargv[1] = "-la";
for (i = 0; i < len; ++i)
cargv[2+i] = argv[i];
cargv[2+len] = NULL;
int r;
char *out, *err;
r = commandv (&out, &err, (void *) cargv);
if (r == -1) {
reply_with_error ("ll: %s", err);
free (out);
free (err);
return NULL;
}
free (err);
return out;
}
#endif /* ENABLE_DEBUG_COMMAND */

3
daemon/ls.c
View File

@@ -75,9 +75,6 @@ do_ls (const char *path)
* necessarily exist in the chroot), this command can be used to escape
* from the sysroot (eg. 'll /..'). This command is not meant for
* serious use anyway, just for quick interactive sessions.
*
* FIXME: eventually, provide a "debug ll" command that would list files
* in the appliance.
*/
char *