original files of m241
This commit is contained in:
neelimap
@@ -0,0 +1,559 @@
|
||||
|
||||
/*
|
||||
******************************************************************************
|
||||
* INTERPEAK SOURCE FILE
|
||||
*
|
||||
* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipnet_cmd_ip_rule.c,v $ $Revision: 1.2.40.3 $
|
||||
* $Source: /home/interpeak/CVSRoot/ipnet2/src/ipnet_cmd_ip_rule.c,v $
|
||||
* $Author: hxie $
|
||||
* $State: Exp $ $Locker: $
|
||||
*
|
||||
* INTERPEAK_COPYRIGHT_STRING
|
||||
* Design and implementation by Joel Hortelius <joel.hortelis@interpeak.se>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 1 DESCRIPTION
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 2 CONFIGURATION
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
#ifdef IPCOM_KERNEL
|
||||
#undef IPCOM_KERNEL
|
||||
#endif
|
||||
#include "ipnet_config.h"
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 3 INCLUDE FILES
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
#define IPCOM_USE_CLIB_PROTO
|
||||
#include <ipcom_clib.h>
|
||||
#include <ipcom_cmd.h>
|
||||
#include <ipcom_getopt.h>
|
||||
#include <ipcom_shell.h>
|
||||
#include <ipcom_sysctl.h>
|
||||
|
||||
#include "ipnet.h"
|
||||
#include "ipnet_cmd.h"
|
||||
#include "ipnet_ctrl.h"
|
||||
#include "ipnet_h.h"
|
||||
#include "ipnet_sysctl.h"
|
||||
|
||||
#include "ipnet_cmd_ip.h"
|
||||
|
||||
#ifdef IPNET_USE_NETLINK
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 4 DEFINES
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
enum
|
||||
{
|
||||
IPNET_IP_RULE_MAIN_HELP,
|
||||
IPNET_IP_RULE_MAIN_LIST,
|
||||
IPNET_IP_RULE_MAIN_FLUSH,
|
||||
IPNET_IP_RULE_MAIN_ADD,
|
||||
IPNET_IP_RULE_MAIN_DEL,
|
||||
IPNET_IP_RULE_MAIN_MONITOR
|
||||
};
|
||||
|
||||
enum
|
||||
{
|
||||
IPNET_IP_RULE_ATTRIBUTE_NOT,
|
||||
IPNET_IP_RULE_ATTRIBUTE_FROM,
|
||||
IPNET_IP_RULE_ATTRIBUTE_TO,
|
||||
IPNET_IP_RULE_ATTRIBUTE_PREFERENCE,
|
||||
IPNET_IP_RULE_ATTRIBUTE_TABLE,
|
||||
IPNET_IP_RULE_ATTRIBUTE_IIF,
|
||||
IPNET_IP_RULE_ATTRIBUTE_PROHIBIT,
|
||||
IPNET_IP_RULE_ATTRIBUTE_UNREACHABLE,
|
||||
IPNET_IP_RULE_ATTRIBUTE_REJECT,
|
||||
IPNET_IP_RULE_ATTRIBUTE_SRCLOOKUP
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 5 TYPES
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 6 EXTERN PROTOTYPES
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 7 LOCAL PROTOTYPES
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 8 DATA
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
static Ipcom_cmd_int_str_map ipnet_ip_rule_main[] =
|
||||
{
|
||||
{ IPNET_IP_RULE_MAIN_HELP, "help" },
|
||||
|
||||
{ IPNET_IP_RULE_MAIN_LIST, "show" },
|
||||
{ IPNET_IP_RULE_MAIN_LIST, "list" },
|
||||
{ IPNET_IP_RULE_MAIN_LIST, "lst" },
|
||||
|
||||
{ IPNET_IP_RULE_MAIN_FLUSH, "flush" },
|
||||
|
||||
{ IPNET_IP_RULE_MAIN_ADD, "add" },
|
||||
{ IPNET_IP_RULE_MAIN_DEL, "delete" },
|
||||
{ IPNET_IP_RULE_MAIN_DEL, "del" },
|
||||
{ IPNET_IP_RULE_MAIN_MONITOR, "monitor" },
|
||||
|
||||
{ -1, IP_NULL },
|
||||
};
|
||||
|
||||
static Ipcom_cmd_int_str_map ipnet_ip_rule_attributes[] =
|
||||
{
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_NOT, "not" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_FROM, "from" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_TO, "to" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_PREFERENCE, "pref" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_PREFERENCE, "prio" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_PREFERENCE, "priority" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_PREFERENCE, "preference" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_TABLE, "table" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_IIF, "iif" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_PROHIBIT, "prohibit" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_UNREACHABLE, "unreachable" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_REJECT, "reject" },
|
||||
{ IPNET_IP_RULE_ATTRIBUTE_SRCLOOKUP, "src-lookup" },
|
||||
|
||||
{ -1, IP_NULL },
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 9 STATIC FUNCTIONS
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
IP_STATIC int
|
||||
ipnet_cmd_ip_rule_usage(Ipnet_ip_config_t *cfg, int ret)
|
||||
{
|
||||
ipnet_ip_stdio_printf(cfg, ""IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, "NAME"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " ip rule - Display and modify the IPNET routing rule states and configurations"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, ""IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, "SYNOPSIS"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " ip rule <list|flush>"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " ip rule <add|del> [not] [from <prefix>] [to <prefix>] [iif <devname>]"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " [pref <preference>] [table <default|<number>>] [prohibit] [reject] [unreachable] [src-lookup]"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " ip rule help"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " ip rule monitor"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, ""IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, "DESCRIPTION"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " help Display usage information"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " list|flush List/Flush all rules"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " add|delete Add/Delete a rule based on the selectors"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " Selector Decription:"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " iif <devname> - The device <devname> the packet was received on"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " not - The meaning of the rule is inverted"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " to <prefix> - The prefix matching the destination address"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " from <prefix> - The prefix matching the source address"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " table <default|table> - The table to try routing lookup in on success"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " prohibit - The rule generates a administratively prohibited result"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " unreachable - The rule generates a network unreachable result"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " reject - The rule generates a silent drop"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " pref <preference> - The preference of this rule"IP_LF);
|
||||
ipnet_ip_stdio_printf(cfg, " src-lookup - Do the routing lookup based on source address"IP_LF);
|
||||
return ret;
|
||||
}
|
||||
|
||||
IP_STATIC Ip_u32
|
||||
ipnet_cmd_ip_module_rule_get_table(Ipnet_ip_handle_msg_t *nlmsg)
|
||||
{
|
||||
struct Ip_fib_rule_hdr *fib = IP_NLMSG_DATA(nlmsg->hdr);
|
||||
|
||||
if (nlmsg->rta[IP_FRA_TABLE])
|
||||
return ipnet_ip_rta_u32(nlmsg->rta[IP_FRA_TABLE]);
|
||||
|
||||
return fib->table;
|
||||
}
|
||||
|
||||
IP_STATIC int
|
||||
ipnet_cmd_ip_module_rule_print(Ipnet_ip_config_t *cfg, Ipnet_ip_handle_msg_t *nlmsg)
|
||||
{
|
||||
char buf[128];
|
||||
struct Ip_fib_rule_hdr *fib = IP_NLMSG_DATA(nlmsg->hdr);
|
||||
|
||||
if (cfg->is_silent)
|
||||
return 0;
|
||||
|
||||
ipnet_ip_parse_reply(nlmsg, IP_FRA_MAX, sizeof(*fib));
|
||||
|
||||
if (nlmsg->hdr->nlmsg_type == IP_RTM_DELRULE)
|
||||
ipnet_ip_stdio_printf(cfg, "Deleted ");
|
||||
|
||||
ipcom_snprintf(buf, sizeof(buf), "%u:", IP_NULL != nlmsg->rta[IP_FRA_PRIORITY]? ipnet_ip_rta_u32(nlmsg->rta[IP_FRA_PRIORITY]) : 0);
|
||||
ipnet_ip_stdio_printf(cfg, "%08s", buf);
|
||||
|
||||
if (IP_BIT_ISSET(fib->flags, IP_FIB_RULE_INVERT))
|
||||
ipnet_ip_stdio_printf(cfg, " not");
|
||||
|
||||
ipnet_ip_stdio_printf(cfg, " from %s", ipnet_ip_format_host(fib->family, ipnet_ip_rta_data_safe(nlmsg->rta[IP_FRA_SRC]), fib->src_len, buf, sizeof(buf), "all"));
|
||||
ipnet_ip_stdio_printf(cfg, " to %s", ipnet_ip_format_host(fib->family, ipnet_ip_rta_data_safe(nlmsg->rta[IP_FRA_DST]), fib->dst_len, buf, sizeof(buf), "all"));
|
||||
|
||||
if (IP_NULL != nlmsg->rta[IP_FRA_IFNAME])
|
||||
ipnet_ip_stdio_printf(cfg, " iif %s", ipnet_ip_rta_str(nlmsg->rta[IP_FRA_IFNAME]));
|
||||
|
||||
if (IP_FR_ACT_TO_TBL == fib->action)
|
||||
ipnet_ip_stdio_printf(cfg, " table %u", ipnet_cmd_ip_module_rule_get_table(nlmsg));
|
||||
else if (IP_FR_ACT_BLACKHOLE == fib->action)
|
||||
ipnet_ip_stdio_printf(cfg, " reject");
|
||||
else if (IP_FR_ACT_UNREACHABLE == fib->action)
|
||||
ipnet_ip_stdio_printf(cfg, " unreachable");
|
||||
else if (IP_FR_ACT_PROHIBIT == fib->action)
|
||||
ipnet_ip_stdio_printf(cfg, " prohibit");
|
||||
|
||||
if (IP_BIT_ISSET(fib->flags, IP_FIB_RULE_FIND_SADDR))
|
||||
ipnet_ip_stdio_printf(cfg, " src-lookup");
|
||||
ipnet_ip_stdio_printf(cfg, IP_LF);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
IP_STATIC Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_list(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
Ip_ssize_t ret;
|
||||
Ipnet_ip_handle_msg_t *nlmsg;
|
||||
|
||||
/* Dump the NETLINK information */
|
||||
if (0 <= (ret = ipnet_ip_dump_netlink(cfg, cfg->handle, IP_RTM_GETRULE, cfg->family, cfg->core, IP_TRUE)))
|
||||
{
|
||||
for (nlmsg = IPCOM_LIST_FIRST(&cfg->handle->replies); IP_NULL != nlmsg; nlmsg = IPCOM_LIST_NEXT(&nlmsg->next))
|
||||
ipnet_cmd_ip_module_rule_print(cfg, nlmsg);
|
||||
}
|
||||
else
|
||||
ipnet_ip_stdio_printf(cfg, "Unable to dump rule table, error = %d"IP_LF, (int)ret);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
IP_STATIC Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_flush(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
Ip_ssize_t ret;
|
||||
Ipnet_ip_handle_msg_t *nlmsg;
|
||||
|
||||
/* Dump the NETLINK information */
|
||||
if (0 <= (ret = ipnet_ip_dump_netlink(cfg, cfg->handle, IP_RTM_GETRULE, cfg->family, cfg->core, IP_TRUE)))
|
||||
{
|
||||
for (nlmsg = IPCOM_LIST_FIRST(&cfg->handle->replies); IP_NULL != nlmsg; nlmsg = IPCOM_LIST_NEXT(&nlmsg->next))
|
||||
{
|
||||
if (nlmsg->hdr->nlmsg_type != IP_RTM_NEWRULE)
|
||||
continue;
|
||||
|
||||
nlmsg->hdr->nlmsg_type = IP_RTM_DELRULE;
|
||||
nlmsg->hdr->nlmsg_flags = IP_NLM_F_REQUEST|IP_NLM_F_ACK;
|
||||
|
||||
(void)ipnet_ip_request_netlink(cfg, cfg->handle, nlmsg->hdr, cfg->core, IP_TRUE);
|
||||
ipnet_cmd_ip_module_rule_print(cfg, nlmsg);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
IP_STATIC Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_modify(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
char *sarg;
|
||||
int arg;
|
||||
struct Ip_nlmsghdr *nlh = (struct Ip_nlmsghdr *)&cfg->handle->tx[0];
|
||||
struct Ip_fib_rule_hdr *fib;
|
||||
Ip_u32 uarg;
|
||||
|
||||
|
||||
ipcom_memset(nlh, 0, sizeof(*nlh));
|
||||
nlh->nlmsg_len = IP_NLMSG_LENGTH(0);
|
||||
|
||||
/* Start of the routing message */
|
||||
fib = (struct Ip_fib_rule_hdr *)IP_NLMSG_DATA(nlh);
|
||||
ipcom_memset(fib, 0, sizeof(*fib));
|
||||
fib->family = cfg->family;
|
||||
|
||||
/* Move past the routing header */
|
||||
nlh->nlmsg_len = IP_NLMSG_ALIGN(nlh->nlmsg_len) + sizeof(*fib);
|
||||
|
||||
/* Time to go through the filter parameters */
|
||||
while (IP_FALSE != ipnet_ip_cmd_param_str(&sarg, cfg))
|
||||
{
|
||||
Ipnet_ip_prefix_t addr;
|
||||
|
||||
if (IP_FALSE == ipnet_ip_str_to_key(&arg, ipnet_ip_rule_attributes, sarg))
|
||||
return ipnet_cmd_ip_unknown_keyword(cfg, sarg);
|
||||
|
||||
switch (arg)
|
||||
{
|
||||
case IPNET_IP_RULE_ATTRIBUTE_NOT:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "not", arg))
|
||||
return -1;
|
||||
fib->flags |= IP_FIB_RULE_INVERT;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_SRCLOOKUP:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "src-lookup", arg))
|
||||
return -1;
|
||||
fib->flags |= IP_FIB_RULE_FIND_SADDR;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_FROM:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "from <prefix>", arg))
|
||||
return -1;
|
||||
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_str(&sarg, cfg))
|
||||
return ipnet_cmd_ip_requires_argument(cfg, "from <prefix>");
|
||||
|
||||
if (IP_TRUE != ipnet_ip_str_to_prefix(fib->family, sarg, &addr))
|
||||
return ipnet_cmd_ip_unknown_keyword(cfg, sarg);
|
||||
|
||||
if (fib->family == IP_AF_UNSPEC)
|
||||
fib->family = addr.prefix_family;
|
||||
|
||||
ipcom_netlink_addattr_l(nlh, IPNET_IP_HANDLE_BUFFER, IP_FRA_SRC, &addr.prefix, addr.prefix_max/8);
|
||||
fib->src_len = addr.prefix_length;
|
||||
break;
|
||||
|
||||
case IPNET_IP_RULE_ATTRIBUTE_TO:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "to <prefix>", arg))
|
||||
return -1;
|
||||
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_str(&sarg, cfg))
|
||||
return ipnet_cmd_ip_requires_argument(cfg, "to <prefix>");
|
||||
|
||||
if (IP_TRUE != ipnet_ip_str_to_prefix(fib->family, sarg, &addr))
|
||||
return ipnet_cmd_ip_unknown_keyword(cfg, sarg);
|
||||
|
||||
if (fib->family == IP_AF_UNSPEC)
|
||||
fib->family = addr.prefix_family;
|
||||
|
||||
ipcom_netlink_addattr_l(nlh, IPNET_IP_HANDLE_BUFFER, IP_FRA_DST, &addr.prefix, addr.prefix_max/8);
|
||||
fib->dst_len = addr.prefix_length;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_PREFERENCE:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "pref <preference>", arg))
|
||||
return -1;
|
||||
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_uint(&uarg, cfg, IP_NULL))
|
||||
return ipnet_cmd_ip_requires_argument(cfg, "scope <scope>");
|
||||
ipcom_netlink_addattr_l(nlh, IPNET_IP_HANDLE_BUFFER, IP_FRA_PRIORITY, &uarg, sizeof(uarg));
|
||||
break;
|
||||
|
||||
case IPNET_IP_RULE_ATTRIBUTE_TABLE:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "table <table>", arg))
|
||||
return -1;
|
||||
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_uint(&uarg, cfg, IP_NULL))
|
||||
return ipnet_cmd_ip_requires_argument(cfg, "table <table>");
|
||||
ipcom_netlink_addattr_l(nlh, IPNET_IP_HANDLE_BUFFER, IP_FRA_TABLE, &uarg, sizeof(uarg));
|
||||
fib->table = (Ip_u16)uarg;
|
||||
fib->action = IP_FR_ACT_TO_TBL;
|
||||
break;
|
||||
|
||||
case IPNET_IP_RULE_ATTRIBUTE_PROHIBIT:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "prohibit", arg))
|
||||
return -1;
|
||||
fib->action = IP_FR_ACT_PROHIBIT;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_UNREACHABLE:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "unreachable", arg))
|
||||
return -1;
|
||||
fib->action = IP_FR_ACT_UNREACHABLE;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_REJECT:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "reject", arg))
|
||||
return -1;
|
||||
fib->action = IP_FR_ACT_BLACKHOLE;
|
||||
break;
|
||||
case IPNET_IP_RULE_ATTRIBUTE_IIF:
|
||||
if (IP_TRUE != ipnet_cmd_ip_check_mask(cfg, "iif <devname>", arg))
|
||||
return -1;
|
||||
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_str(&sarg, cfg))
|
||||
return ipnet_cmd_ip_requires_argument(cfg, "iif <devname>");
|
||||
|
||||
ipcom_netlink_addattr_l(nlh, IPNET_IP_HANDLE_BUFFER, IP_FRA_IFNAME, sarg, ipcom_strlen(sarg) + 1);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (fib->action == IP_FR_ACT_UNSPEC)
|
||||
{
|
||||
ipnet_ip_stdio_printf(cfg, "One of \'table <table>\', \'reject\', \'prohibit\' or \'unreachable\' must be specified"IP_LF);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (fib->family == IP_AF_UNSPEC)
|
||||
{
|
||||
if (cfg->family != IP_AF_UNSPEC)
|
||||
fib->family = cfg->family;
|
||||
else
|
||||
{
|
||||
#if defined(IPCOM_USE_INET)
|
||||
fib->family = IP_AF_INET;
|
||||
#else
|
||||
fib->family = IP_AF_INET6;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
IP_STATIC Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_add(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
Ip_ssize_t ret = ipnet_cmd_ip_module_rule_modify(cfg);
|
||||
struct Ip_nlmsghdr *nlh = (struct Ip_nlmsghdr *)&cfg->handle->tx[0];
|
||||
|
||||
if (0 <= ret)
|
||||
{
|
||||
nlh->nlmsg_flags = IP_NLM_F_CREATE|IP_NLM_F_EXCL|IP_NLM_F_REQUEST|IP_NLM_F_ACK;
|
||||
nlh->nlmsg_type = IP_RTM_NEWRULE;
|
||||
|
||||
if (0 > (ret = ipnet_ip_request_netlink(cfg, cfg->handle, IP_NULL, cfg->core, IP_TRUE)))
|
||||
ipnet_ip_stdio_printf(cfg, "RTNETLINK answers: %s"IP_LF, ipcom_strerror(-(int)ret));
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
IP_STATIC Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_delete(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
Ip_ssize_t ret = ipnet_cmd_ip_module_rule_modify(cfg);
|
||||
struct Ip_nlmsghdr *nlh = (struct Ip_nlmsghdr *)&cfg->handle->tx[0];
|
||||
|
||||
if (0 <= ret)
|
||||
{
|
||||
nlh->nlmsg_type = IP_RTM_DELRULE;
|
||||
nlh->nlmsg_flags = IP_NLM_F_REQUEST|IP_NLM_F_ACK;
|
||||
if (0 > (ret = ipnet_ip_request_netlink(cfg, cfg->handle, IP_NULL, cfg->core, IP_TRUE)))
|
||||
ipnet_ip_stdio_printf(cfg, "RTNETLINK answers: %s"IP_LF, ipcom_strerror(-(int)ret));
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 10 GLOBAL FUNCTIONS
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
|
||||
IP_GLOBAL Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
int arg;
|
||||
char *sparam;
|
||||
|
||||
cfg->handle = ipnet_ip_open_netlink(cfg, 0, IP_NETLINK_ROUTE);
|
||||
if (IP_NULL == cfg->handle)
|
||||
return -1;
|
||||
|
||||
/* START */
|
||||
|
||||
/* Resolve the subcommand */
|
||||
if (IP_TRUE != ipnet_ip_cmd_param_str(&sparam, cfg))
|
||||
return ipnet_cmd_ip_rule_usage(cfg, -1);
|
||||
|
||||
/* Resolve the module */
|
||||
if (IP_FALSE == ipnet_ip_str_to_key(&arg, ipnet_ip_rule_main, sparam))
|
||||
return ipnet_cmd_ip_unknown_keyword(cfg, sparam);
|
||||
else
|
||||
{
|
||||
ipnet_cmd_ip_clear_mask(cfg);
|
||||
switch (arg)
|
||||
{
|
||||
case IPNET_IP_RULE_MAIN_ADD:
|
||||
return ipnet_cmd_ip_module_rule_add(cfg);
|
||||
case IPNET_IP_RULE_MAIN_DEL:
|
||||
return ipnet_cmd_ip_module_rule_delete(cfg);
|
||||
case IPNET_IP_RULE_MAIN_LIST:
|
||||
return ipnet_cmd_ip_module_rule_list(cfg);
|
||||
case IPNET_IP_RULE_MAIN_FLUSH:
|
||||
return ipnet_cmd_ip_module_rule_flush(cfg);
|
||||
case IPNET_IP_RULE_MAIN_HELP:
|
||||
return ipnet_cmd_ip_rule_usage(cfg, 0);
|
||||
case IPNET_IP_RULE_MAIN_MONITOR:
|
||||
return ipnet_cmd_ip_module_monitor(cfg, IP_BIT_VAL(IPNET_IP_MODULE_RULE));
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
IP_GLOBAL Ip_u32
|
||||
ipnet_cmd_ip_module_rule_monitor_groups(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
if (cfg->family == IP_AF_INET)
|
||||
return IP_RTMGRP_IPV4_RULE;
|
||||
|
||||
if (cfg->family == IP_AF_INET6)
|
||||
return IP_RTMGRP_IPV6_RULE;
|
||||
|
||||
return IP_RTMGRP_IPV6_RULE|IP_RTMGRP_IPV4_RULE;
|
||||
}
|
||||
|
||||
IP_GLOBAL Ip_bool
|
||||
ipnet_cmd_ip_module_rule_monitor(Ipnet_ip_config_t *cfg, Ipnet_ip_handle_msg_t *nlmsg)
|
||||
{
|
||||
if (nlmsg->hdr->nlmsg_type == IP_RTM_NEWRULE || nlmsg->hdr->nlmsg_type == IP_RTM_DELRULE)
|
||||
{
|
||||
ipnet_cmd_ip_module_rule_print(cfg, nlmsg);
|
||||
return IP_TRUE;
|
||||
}
|
||||
|
||||
return IP_FALSE;
|
||||
}
|
||||
|
||||
IP_GLOBAL Ip_ssize_t
|
||||
ipnet_cmd_ip_module_rule_flush_all(Ipnet_ip_config_t *cfg)
|
||||
{
|
||||
/**/
|
||||
return ipnet_cmd_ip_module_rule_flush(cfg);
|
||||
}
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* 11 PUBLIC FUNCTIONS
|
||||
****************************************************************************
|
||||
*/
|
||||
|
||||
#endif /* IPNET_USE_NETLINK */
|
||||
|
||||
/*
|
||||
****************************************************************************
|
||||
* END OF FILE
|
||||
****************************************************************************
|
||||
*/
|
||||
Reference in New Issue
Block a user