/*
* Validate the given pool name, optionally putting an extended error message in
* 'buf'.
*/
static boolean_t
zpool_name_valid(libzfs_handle_t *hdl, boolean_t isopen, const char *pool)
{
namecheck_err_t why;
char what;
int ret;
ret = pool_namecheck(pool, &why, &what);
/*
* The rules for reserved pool names were extended at a later point.
* But we need to support users with existing pools that may now be
* invalid. So we only check for this expanded set of names during a
* create (or import), and only in userland.
*/
if (ret == 0 && !isopen &&
(strncmp(pool, "mirror", 6) == 0 ||
strncmp(pool, "raidz", 5) == 0 ||
strncmp(pool, "spare", 5) == 0)) {
zfs_error_aux(hdl,
dgettext(TEXT_DOMAIN, "name is reserved"));
return (B_FALSE);
}
if (ret != 0) {
if (hdl != NULL) {
switch (why) {
case NAME_ERR_TOOLONG:
zfs_error_aux(hdl,
dgettext(TEXT_DOMAIN, "name is too long"));
break;
case NAME_ERR_INVALCHAR:
zfs_error_aux(hdl,
dgettext(TEXT_DOMAIN, "invalid character "
"'%c' in pool name"), what);
break;
case NAME_ERR_NOLETTER:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
"name must begin with a letter"));
break;
case NAME_ERR_RESERVED:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
"name is reserved"));
break;
case NAME_ERR_DISKLIKE:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
"pool name is reserved"));
break;
}
}
return (B_FALSE);
}
return (B_TRUE);
}
/**
* Check if the zpool name is valid
* @param psz_zpool: the zpool name
* @param ppsz_error: the error message if any
* @return 0 in case of success, 1 in case of error
*/
static int libzfs_zpool_name_valid(const char *psz_zpool, const char **ppsz_error)
{
namecheck_err_t why;
char c_what;
int i_error;
if(pool_namecheck(psz_zpool, &why, &c_what))
{
switch(why)
{
case NAME_ERR_TOOLONG:
*ppsz_error = "name is too long";
break;
case NAME_ERR_INVALCHAR:
*ppsz_error = "invalid character in pool name";
break;
case NAME_ERR_NOLETTER:
*ppsz_error = "name must begin with a letter";
break;
case NAME_ERR_RESERVED:
*ppsz_error = "name is reserved";
break;
case NAME_ERR_DISKLIKE:
*ppsz_error = "pool name is reserved";
break;
case NAME_ERR_LEADING_SLASH:
*ppsz_error = "leading slash in name";
break;
case NAME_ERR_EMPTY_COMPONENT:
*ppsz_error = "empty component in name";
break;
case NAME_ERR_TRAILING_SLASH:
*ppsz_error = "trailing slash in name";
break;
case NAME_ERR_MULTIPLE_AT:
*ppsz_error = "multiple '@' delimiters in name";
break;
default:
*ppsz_error = "zpool name invalid";
}
return 1;
}
return 0;
}
