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ipmitool/lib/ipmi_channel.c
Alexander Amelkin 65a2c548d8 lanplus: Refactoring 
Some minor formatting corrections.
Also introduced a new helper function to reduce nesting level.

Signed-off-by: Alexander Amelkin <alexander@amelkin.msk.ru>
2018-11-01 19:29:45 +03:00

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/* -*-mode: C; indent-tabs-mode: t; -*-
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
* SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE
* FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
* OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
* SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA,
* OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
* PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
* LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,
* EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include <unistd.h>
#include <signal.h>
#include <ipmitool/ipmi.h>
#include <ipmitool/ipmi_intf.h>
#include <ipmitool/helper.h>
#include <ipmitool/log.h>
#include <ipmitool/ipmi_lanp.h>
#include <ipmitool/ipmi_channel.h>
#include <ipmitool/ipmi_strings.h>
#include <ipmitool/ipmi_constants.h>
#include <ipmitool/ipmi_user.h>
extern int csv_output;
extern int verbose;
void printf_channel_usage(void);
/* _ipmi_get_channel_access - Get Channel Access for given channel. Results are
* stored into passed struct.
*
* @intf - IPMI interface
* @channel_access - ptr to channel_access_t with Channel set.
* @get_volatile_settings - get volatile if != 0, else non-volatile settings.
*
* returns - negative number means error, positive is a ccode.
*/
int
_ipmi_get_channel_access(struct ipmi_intf *intf,
struct channel_access_t *channel_access,
uint8_t get_volatile_settings)
{
struct ipmi_rs *rsp;
struct ipmi_rq req = {0};
uint8_t data[2];
if (!channel_access) {
return (-3);
}
data[0] = channel_access->channel & 0x0F;
/* volatile - 0x80; non-volatile - 0x40 */
data[1] = get_volatile_settings ? 0x80 : 0x40;
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_CHANNEL_ACCESS;
req.msg.data = data;
req.msg.data_len = 2;
rsp = intf->sendrecv(intf, &req);
if (!rsp) {
return (-1);
} else if (rsp->ccode) {
return rsp->ccode;
} else if (rsp->data_len != 2) {
return (-2);
}
channel_access->alerting = rsp->data[0] & 0x20;
channel_access->per_message_auth = rsp->data[0] & 0x10;
channel_access->user_level_auth = rsp->data[0] & 0x08;
channel_access->access_mode = rsp->data[0] & 0x07;
channel_access->privilege_limit = rsp->data[1] & 0x0F;
return 0;
}
/* _ipmi_get_channel_info - Get Channel Info for given channel. Results are
* stored into passed struct.
*
* @intf - IPMI interface
* @channel_info - ptr to channel_info_t with Channel set.
*
* returns - negative number means error, positive is a ccode.
*/
int
_ipmi_get_channel_info(struct ipmi_intf *intf,
struct channel_info_t *channel_info)
{
struct ipmi_rs *rsp;
struct ipmi_rq req = {0};
uint8_t data[1];
if (!channel_info) {
return (-3);
}
data[0] = channel_info->channel & 0x0F;
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_CHANNEL_INFO;
req.msg.data = data;
req.msg.data_len = 1;
rsp = intf->sendrecv(intf, &req);
if (!rsp) {
return (-1);
} else if (rsp->ccode) {
return rsp->ccode;
} else if (rsp->data_len != 9) {
return (-2);
}
channel_info->channel = rsp->data[0] & 0x0F;
channel_info->medium = rsp->data[1] & 0x7F;
channel_info->protocol = rsp->data[2] & 0x1F;
channel_info->session_support = rsp->data[3] & 0xC0;
channel_info->active_sessions = rsp->data[3] & 0x3F;
memcpy(channel_info->vendor_id, &rsp->data[4],
sizeof(channel_info->vendor_id));
memcpy(channel_info->aux_info, &rsp->data[7],
sizeof(channel_info->aux_info));
return 0;
}
/* _ipmi_set_channel_access - Set Channel Access values for given channel.
*
* @intf - IPMI interface
* @channel_access - channel_access_t with desired values and channel set.
* @access_option:
* - 0 = don't set/change Channel Access
* - 1 = set non-volatile settings of Channel Access
* - 2 = set volatile settings of Channel Access
* @privilege_option:
* - 0 = don't set/change Privilege Level Limit
* - 1 = set non-volatile settings of Privilege Limit
* - 2 = set volatile settings of Privilege Limit
*
* returns - negative number means error, positive is a ccode. See IPMI
* specification for further information on ccodes for Set Channel Access.
* 0x82 - set not supported on selected channel, eg. session-less channel.
* 0x83 - access mode not supported
*/
int
_ipmi_set_channel_access(struct ipmi_intf *intf,
struct channel_access_t channel_access,
uint8_t access_option,
uint8_t privilege_option)
{
struct ipmi_rs *rsp;
struct ipmi_rq req;
uint8_t data[3];
/* Only values from <0..2> are accepted as valid. */
if (access_option > 2 || privilege_option > 2) {
return (-3);
}
memset(&data, 0, sizeof(data));
data[0] = channel_access.channel & 0x0F;
data[1] = (access_option << 6);
if (channel_access.alerting) {
data[1] |= 0x20;
}
if (channel_access.per_message_auth) {
data[1] |= 0x10;
}
if (channel_access.user_level_auth) {
data[1] |= 0x08;
}
data[1] |= (channel_access.access_mode & 0x07);
data[2] = (privilege_option << 6);
data[2] |= (channel_access.privilege_limit & 0x0F);
memset(&req, 0, sizeof(req));
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_SET_CHANNEL_ACCESS;
req.msg.data = data;
req.msg.data_len = 3;
rsp = intf->sendrecv(intf, &req);
if (!rsp) {
return (-1);
}
return rsp->ccode;
}
static const char *
iana_string(uint32_t iana)
{
static char s[10];
if (iana) {
sprintf(s, "%06x", iana);
return s;
} else {
return "N/A";
}
}
/**
* ipmi_1_5_authtypes
*
* Create a string describing the supported authentication types as
* specified by the parameter n
*/
static const char *
ipmi_1_5_authtypes(uint8_t n)
{
uint32_t i;
static char supportedTypes[128];
memset(supportedTypes, 0, sizeof(supportedTypes));
for (i = 0; ipmi_authtype_vals[i].val != 0; i++) {
if (n & ipmi_authtype_vals[i].val) {
strcat(supportedTypes, ipmi_authtype_vals[i].str);
strcat(supportedTypes, " ");
}
}
return supportedTypes;
}
uint8_t
ipmi_current_channel_medium(struct ipmi_intf *intf)
{
return ipmi_get_channel_medium(intf, 0xE);
}
/**
* ipmi_get_channel_auth_cap
*
* return 0 on success
* -1 on failure
*/
int
ipmi_get_channel_auth_cap(struct ipmi_intf *intf, uint8_t channel, uint8_t priv)
{
struct ipmi_rs *rsp;
struct ipmi_rq req;
struct get_channel_auth_cap_rsp auth_cap;
uint8_t msg_data[2];
/* Ask for IPMI v2 data as well */
msg_data[0] = channel | 0x80;
msg_data[1] = priv;
memset(&req, 0, sizeof(req));
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_CHANNEL_AUTH_CAP;
req.msg.data = msg_data;
req.msg.data_len = 2;
rsp = intf->sendrecv(intf, &req);
if (!rsp || rsp->ccode) {
/*
* It's very possible that this failed because we asked for IPMI v2 data
* Ask again, without requesting IPMI v2 data
*/
msg_data[0] &= 0x7F;
rsp = intf->sendrecv(intf, &req);
if (!rsp) {
lprintf(LOG_ERR, "Unable to Get Channel Authentication Capabilities");
return (-1);
}
if (rsp->ccode) {
lprintf(LOG_ERR, "Get Channel Authentication Capabilities failed: %s",
val2str(rsp->ccode, completion_code_vals));
return (-1);
}
}
memcpy(&auth_cap, rsp->data, sizeof(struct get_channel_auth_cap_rsp));
printf("Channel number : %d\n",
auth_cap.channel_number);
printf("IPMI v1.5 auth types : %s\n",
ipmi_1_5_authtypes(auth_cap.enabled_auth_types));
if (auth_cap.v20_data_available) {
printf("KG status : %s\n",
(auth_cap.kg_status) ? "non-zero" : "default (all zeroes)");
}
printf("Per message authentication : %sabled\n",
(auth_cap.per_message_auth) ? "dis" : "en");
printf("User level authentication : %sabled\n",
(auth_cap.user_level_auth) ? "dis" : "en");
printf("Non-null user names exist : %s\n",
(auth_cap.non_null_usernames) ? "yes" : "no");
printf("Null user names exist : %s\n",
(auth_cap.null_usernames) ? "yes" : "no");
printf("Anonymous login enabled : %s\n",
(auth_cap.anon_login_enabled) ? "yes" : "no");
if (auth_cap.v20_data_available) {
printf("Channel supports IPMI v1.5 : %s\n",
(auth_cap.ipmiv15_support) ? "yes" : "no");
printf("Channel supports IPMI v2.0 : %s\n",
(auth_cap.ipmiv20_support) ? "yes" : "no");
}
/*
* If there is support for an OEM authentication type, there is some
* information.
*/
if (auth_cap.enabled_auth_types & IPMI_1_5_AUTH_TYPE_BIT_OEM) {
printf("IANA Number for OEM : %d\n",
auth_cap.oem_id[0] |
auth_cap.oem_id[1] << 8 |
auth_cap.oem_id[2] << 16);
printf("OEM Auxiliary Data : 0x%x\n",
auth_cap.oem_aux_data);
}
return 0;
}
static inline size_t parse_cipher_suite(uint8_t *cipher_suite_data,
size_t data_len,
uint32_t *iana,
uint8_t *auth_alg,
uint8_t *integrity_alg,
uint8_t *crypt_alg,
enum cipher_suite_ids *cipher_suite_id)
{
size_t size = 0;
const char *incomplete = "Incomplete data record in cipher suite data";
if (*cipher_suite_data == STANDARD_CIPHER_SUITE) {
struct std_cipher_suite_record_t *record =
(struct std_cipher_suite_record_t*)cipher_suite_data;
/* Verify that we have at least a full record left; id + 3 algs */
if (data_len < sizeof(*record)) {
lprintf(LOG_INFO, "%s", incomplete);
goto out;
}
/* IANA code remains default (0) */
*cipher_suite_id = record->cipher_suite_id;
*auth_alg = CIPHER_ALG_MASK & record->auth_alg;
*integrity_alg = CIPHER_ALG_MASK & record->integrity_alg;
*crypt_alg = CIPHER_ALG_MASK & record->crypt_alg;
size = sizeof(*record);
} else if (*cipher_suite_data == OEM_CIPHER_SUITE) {
/* OEM record type */
struct oem_cipher_suite_record_t *record =
(struct oem_cipher_suite_record_t*)cipher_suite_data;
/* Verify that we have at least a full record left
* id + iana + 3 algs
*/
if (data_len < sizeof(*record)) {
lprintf(LOG_INFO, "%s", incomplete);
goto out;
}
/* Grab the IANA */
*iana = ipmi24toh(record->iana);
*cipher_suite_id = record->cipher_suite_id;
*auth_alg = CIPHER_ALG_MASK & record->auth_alg;
*integrity_alg = CIPHER_ALG_MASK & record->integrity_alg;
*crypt_alg = CIPHER_ALG_MASK & record->crypt_alg;
size = sizeof(*record);
} else {
lprintf(LOG_INFO, "Bad start of record byte in cipher suite data "
"(value %x)", *cipher_suite_data);
}
out:
return size;
}
static size_t
parse_channel_cipher_suite_data(uint8_t *cipher_suite_data, size_t data_len,
struct cipher_suite_info* suites,
size_t nr_suites)
{
size_t count = 0;
size_t offset = 0;
/* Default everything to zeroes */
memset(suites, 0, sizeof(*suites) * nr_suites);
while (offset < data_len && count < nr_suites) {
size_t suite_size;
/* Set non-zero defaults */
suites[count].auth_alg = IPMI_AUTH_RAKP_NONE;
suites[count].integrity_alg = IPMI_INTEGRITY_NONE;
suites[count].crypt_alg = IPMI_CRYPT_NONE;
/* Update fields from cipher suite data */
suite_size = parse_cipher_suite(cipher_suite_data + offset,
data_len - offset,
&suites[count].iana,
&suites[count].auth_alg,
&suites[count].integrity_alg,
&suites[count].crypt_alg,
&suites[count].cipher_suite_id);
if (!suite_size) {
lprintf(LOG_INFO,
"Failed to parse cipher suite data at offset %d",
offset);
break;
}
offset += suite_size;
count++;
}
return count;
}
int
ipmi_get_channel_cipher_suites(struct ipmi_intf *intf,
const char *payload_type,
uint8_t channel,
struct cipher_suite_info *suites,
size_t *count)
{
struct ipmi_rs *rsp;
struct ipmi_rq req;
uint8_t rqdata[3];
uint8_t list_index = 0;
/* 0x40 sets * 16 bytes per set */
uint8_t cipher_suite_data[MAX_CIPHER_SUITE_RECORD_OFFSET *
MAX_CIPHER_SUITE_DATA_LEN];
size_t offset = 0;
size_t nr_suites = 0;
if (!suites || !count || !*count)
return -1;
nr_suites = *count;
*count = 0;
memset(cipher_suite_data, 0, sizeof(cipher_suite_data));
memset(&req, 0, sizeof(req));
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_CHANNEL_CIPHER_SUITES;
req.msg.data = rqdata;
req.msg.data_len = sizeof(rqdata);
rqdata[0] = channel;
rqdata[1] = ((strncmp(payload_type, "ipmi", 4) == 0)? 0: 1);
do {
/* Always ask for cipher suite format */
rqdata[2] = LIST_ALGORITHMS_BY_CIPHER_SUITE | list_index;
rsp = intf->sendrecv(intf, &req);
if (!rsp) {
lprintf(LOG_ERR, "Unable to Get Channel Cipher Suites");
return -1;
}
if (rsp->ccode || rsp->data_len < 1) {
lprintf(LOG_ERR, "Get Channel Cipher Suites failed: %s",
val2str(rsp->ccode, completion_code_vals));
return -1;
}
/*
* We got back cipher suite data -- store it.
* printf("copying data to offset %d\n", offset);
* printbuf(rsp->data + 1, rsp->data_len - 1, "this is the data");
*/
memcpy(cipher_suite_data + offset, rsp->data + 1, rsp->data_len - 1);
offset += rsp->data_len - 1;
/*
* Increment our list for the next call
*/
++list_index;
} while ((rsp->data_len == (sizeof(uint8_t) + MAX_CIPHER_SUITE_DATA_LEN))
&& (list_index < MAX_CIPHER_SUITE_RECORD_OFFSET));
*count = parse_channel_cipher_suite_data(cipher_suite_data, offset, suites,
nr_suites);
return 0;
}
static int
ipmi_print_channel_cipher_suites(struct ipmi_intf *intf,
const char *payload_type,
uint8_t channel)
{
int rc;
size_t i = 0;
struct cipher_suite_info suites[MAX_CIPHER_SUITE_COUNT];
size_t nr_suites = sizeof(*suites);
const char *header_str =
"ID IANA Auth Alg Integrity Alg Confidentiality Alg";
rc = ipmi_get_channel_cipher_suites(intf, payload_type, channel,
suites, &nr_suites);
if (rc < 0)
return rc;
if (!csv_output) {
printf("%s\n", header_str);
}
for (i = 0; i < nr_suites; i++) {
/* We have everything we need to spit out a cipher suite record */
printf(csv_output ? "%d,%s,%s,%s,%s\n"
: "%-4d %-7s %-15s %-15s %-15s\n",
suites[i].cipher_suite_id,
iana_string(suites[i].iana),
val2str(suites[i].auth_alg, ipmi_auth_algorithms),
val2str(suites[i].integrity_alg, ipmi_integrity_algorithms),
val2str(suites[i].crypt_alg, ipmi_encryption_algorithms));
}
return 0;
}
/**
* ipmi_get_channel_info
*
* returns 0 on success
* -1 on failure
*
*/
int
ipmi_get_channel_info(struct ipmi_intf *intf, uint8_t channel)
{
struct channel_info_t channel_info = {0};
struct channel_access_t channel_access = {0};
int ccode = 0;
channel_info.channel = channel;
ccode = _ipmi_get_channel_info(intf, &channel_info);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR, "Unable to Get Channel Info");
return (-1);
}
printf("Channel 0x%x info:\n", channel_info.channel);
printf(" Channel Medium Type : %s\n",
val2str(channel_info.medium,
ipmi_channel_medium_vals));
printf(" Channel Protocol Type : %s\n",
val2str(channel_info.protocol,
ipmi_channel_protocol_vals));
printf(" Session Support : ");
switch (channel_info.session_support) {
case IPMI_CHANNEL_SESSION_LESS:
printf("session-less\n");
break;
case IPMI_CHANNEL_SESSION_SINGLE:
printf("single-session\n");
break;
case IPMI_CHANNEL_SESSION_MULTI:
printf("multi-session\n");
break;
case IPMI_CHANNEL_SESSION_BASED:
printf("session-based\n");
break;
default:
printf("unknown\n");
break;
}
printf(" Active Session Count : %d\n",
channel_info.active_sessions);
printf(" Protocol Vendor ID : %d\n",
channel_info.vendor_id[0] |
channel_info.vendor_id[1] << 8 |
channel_info.vendor_id[2] << 16);
/* only proceed if this is LAN channel */
if (channel_info.medium != IPMI_CHANNEL_MEDIUM_LAN
&& channel_info.medium != IPMI_CHANNEL_MEDIUM_LAN_OTHER) {
return 0;
}
channel_access.channel = channel_info.channel;
ccode = _ipmi_get_channel_access(intf, &channel_access, 1);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR, "Unable to Get Channel Access (volatile)");
return (-1);
}
printf(" Volatile(active) Settings\n");
printf(" Alerting : %sabled\n",
(channel_access.alerting) ? "dis" : "en");
printf(" Per-message Auth : %sabled\n",
(channel_access.per_message_auth) ? "dis" : "en");
printf(" User Level Auth : %sabled\n",
(channel_access.user_level_auth) ? "dis" : "en");
printf(" Access Mode : ");
switch (channel_access.access_mode) {
case 0:
printf("disabled\n");
break;
case 1:
printf("pre-boot only\n");
break;
case 2:
printf("always available\n");
break;
case 3:
printf("shared\n");
break;
default:
printf("unknown\n");
break;
}
memset(&channel_access, 0, sizeof(channel_access));
channel_access.channel = channel_info.channel;
/* get non-volatile settings */
ccode = _ipmi_get_channel_access(intf, &channel_access, 0);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR, "Unable to Get Channel Access (non-volatile)");
return (-1);
}
printf(" Non-Volatile Settings\n");
printf(" Alerting : %sabled\n",
(channel_access.alerting) ? "dis" : "en");
printf(" Per-message Auth : %sabled\n",
(channel_access.per_message_auth) ? "dis" : "en");
printf(" User Level Auth : %sabled\n",
(channel_access.user_level_auth) ? "dis" : "en");
printf(" Access Mode : ");
switch (channel_access.access_mode) {
case 0:
printf("disabled\n");
break;
case 1:
printf("pre-boot only\n");
break;
case 2:
printf("always available\n");
break;
case 3:
printf("shared\n");
break;
default:
printf("unknown\n");
break;
}
return 0;
}
/* ipmi_get_channel_medium - Return Medium of given IPMI Channel.
*
* @channel - IPMI Channel
*
* @returns IPMI Channel Medium
* @retval IPMI_CHANNEL_MEDIUM_RESERVED if ccode was not IPMI_CC_OK
* @retval 0 on error
*/
uint8_t
ipmi_get_channel_medium(struct ipmi_intf *intf, uint8_t channel)
{
struct channel_info_t channel_info = {0};
int ccode = 0;
channel_info.channel = channel;
ccode = _ipmi_get_channel_info(intf, &channel_info);
if (ccode == 0xCC) {
return IPMI_CHANNEL_MEDIUM_RESERVED;
} else if (ccode < 0 && eval_ccode(ccode) != 0) {
return 0;
} else if (ccode) {
lprintf(LOG_ERR, "Get Channel Info command failed: %s",
val2str(ccode, completion_code_vals));
return IPMI_CHANNEL_MEDIUM_RESERVED;
}
lprintf(LOG_DEBUG, "Channel type: %s",
val2str(channel_info.medium, ipmi_channel_medium_vals));
return channel_info.medium;
}
/* ipmi_get_user_access - Get User Access for given Channel and User or Users.
*
* @intf - IPMI interface
* @channel - IPMI Channel we're getting access for
* @user_id - User ID. If 0 is passed, all IPMI users will be listed
*
* returns - 0 on success, (-1) on error
*/
static int
ipmi_get_user_access(struct ipmi_intf *intf, uint8_t channel, uint8_t user_id)
{
struct user_access_t user_access;
struct user_name_t user_name;
int ccode = 0;
int curr_uid;
int init = 1;
int max_uid = 0;
curr_uid = user_id ? user_id : 1;
do {
memset(&user_access, 0, sizeof(user_access));
user_access.channel = channel;
user_access.user_id = curr_uid;
ccode = _ipmi_get_user_access(intf, &user_access);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR,
"Unable to Get User Access (channel %d id %d)",
channel, curr_uid);
return (-1);
}
memset(&user_name, 0, sizeof(user_name));
user_name.user_id = curr_uid;
ccode = _ipmi_get_user_name(intf, &user_name);
if (ccode == 0xCC) {
user_name.user_id = curr_uid;
memset(&user_name.user_name, '\0', 17);
} else if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR, "Unable to Get User Name (id %d)", curr_uid);
return (-1);
}
if (init) {
printf("Maximum User IDs : %d\n", user_access.max_user_ids);
printf("Enabled User IDs : %d\n", user_access.enabled_user_ids);
max_uid = user_access.max_user_ids;
init = 0;
}
printf("\n");
printf("User ID : %d\n", curr_uid);
printf("User Name : %s\n", user_name.user_name);
printf("Fixed Name : %s\n",
(curr_uid <= user_access.fixed_user_ids) ? "Yes" : "No");
printf("Access Available : %s\n",
(user_access.callin_callback) ? "callback" : "call-in / callback");
printf("Link Authentication : %sabled\n",
(user_access.link_auth) ? "en" : "dis");
printf("IPMI Messaging : %sabled\n",
(user_access.ipmi_messaging) ? "en" : "dis");
printf("Privilege Level : %s\n",
val2str(user_access.privilege_limit, ipmi_privlvl_vals));
printf("Enable Status : %s\n",
val2str(user_access.enable_status, ipmi_user_enable_status_vals));
curr_uid ++;
} while (!user_id && curr_uid <= max_uid);
return 0;
}
/* ipmi_set_user_access - Query BMC for current Channel ACLs, parse CLI args
* and update current ACLs.
*
* returns - 0 on success, (-1) on error
*/
int
ipmi_set_user_access(struct ipmi_intf *intf, int argc, char **argv)
{
struct user_access_t user_access = {0};
int ccode = 0;
int i = 0;
uint8_t channel = 0;
uint8_t priv = 0;
uint8_t user_id = 0;
if (argc > 0 && strncmp(argv[0], "help", 4) == 0) {
printf_channel_usage();
return 0;
} else if (argc < 3) {
lprintf(LOG_ERR, "Not enough parameters given.");
printf_channel_usage();
return (-1);
}
if (is_ipmi_channel_num(argv[0], &channel) != 0
|| is_ipmi_user_id(argv[1], &user_id) != 0) {
return (-1);
}
user_access.channel = channel;
user_access.user_id = user_id;
ccode = _ipmi_get_user_access(intf, &user_access);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR,
"Unable to Get User Access (channel %d id %d)",
channel, user_id);
return (-1);
}
for (i = 2; i < argc; i ++) {
if (strncmp(argv[i], "callin=", 7) == 0) {
if (strncmp(argv[i] + 7, "off", 3) == 0) {
user_access.callin_callback = 1;
} else {
user_access.callin_callback = 0;
}
} else if (strncmp(argv[i], "link=", 5) == 0) {
if (strncmp(argv[i] + 5, "off", 3) == 0) {
user_access.link_auth = 0;
} else {
user_access.link_auth = 1;
}
} else if (strncmp(argv[i], "ipmi=", 5) == 0) {
if (strncmp(argv[i] + 5, "off", 3) == 0) {
user_access.ipmi_messaging = 0;
} else {
user_access.ipmi_messaging = 1;
}
} else if (strncmp(argv[i], "privilege=", 10) == 0) {
if (str2uchar(argv[i] + 10, &priv) != 0) {
lprintf(LOG_ERR,
"Numeric value expected, but '%s' given.",
argv[i] + 10);
return (-1);
}
user_access.privilege_limit = priv;
} else {
lprintf(LOG_ERR, "Invalid option: %s\n", argv[i]);
return (-1);
}
}
ccode = _ipmi_set_user_access(intf, &user_access, 0);
if (eval_ccode(ccode) != 0) {
lprintf(LOG_ERR,
"Unable to Set User Access (channel %d id %d)",
channel, user_id);
return (-1);
}
printf("Set User Access (channel %d id %d) successful.\n",
channel, user_id);
return 0;
}
int
ipmi_channel_main(struct ipmi_intf *intf, int argc, char **argv)
{
int retval = 0;
uint8_t channel;
uint8_t priv = 0;
if (argc < 1) {
lprintf(LOG_ERR, "Not enough parameters given.");
printf_channel_usage();
return (-1);
} else if (strncmp(argv[0], "help", 4) == 0) {
printf_channel_usage();
return 0;
} else if (strncmp(argv[0], "authcap", 7) == 0) {
if (argc != 3) {
printf_channel_usage();
return (-1);
}
if (is_ipmi_channel_num(argv[1], &channel) != 0
|| is_ipmi_user_priv_limit(argv[2], &priv) != 0) {
return (-1);
}
retval = ipmi_get_channel_auth_cap(intf, channel, priv);
} else if (strncmp(argv[0], "getaccess", 10) == 0) {
uint8_t user_id = 0;
if ((argc < 2) || (argc > 3)) {
lprintf(LOG_ERR, "Not enough parameters given.");
printf_channel_usage();
return (-1);
}
if (is_ipmi_channel_num(argv[1], &channel) != 0) {
return (-1);
}
if (argc == 3) {
if (is_ipmi_user_id(argv[2], &user_id) != 0) {
return (-1);
}
}
retval = ipmi_get_user_access(intf, channel, user_id);
} else if (strncmp(argv[0], "setaccess", 9) == 0) {
return ipmi_set_user_access(intf, (argc - 1), &(argv[1]));
} else if (strncmp(argv[0], "info", 4) == 0) {
channel = 0xE;
if (argc > 2) {
printf_channel_usage();
return (-1);
}
if (argc == 2) {
if (is_ipmi_channel_num(argv[1], &channel) != 0) {
return (-1);
}
}
retval = ipmi_get_channel_info(intf, channel);
} else if (strncmp(argv[0], "getciphers", 10) == 0) {
/* channel getciphers <ipmi|sol> [channel] */
channel = 0xE;
if ((argc < 2) || (argc > 3) ||
(strncmp(argv[1], "ipmi", 4) && strncmp(argv[1], "sol", 3))) {
printf_channel_usage();
return (-1);
}
if (argc == 3) {
if (is_ipmi_channel_num(argv[2], &channel) != 0) {
return (-1);
}
}
retval = ipmi_print_channel_cipher_suites(intf,
argv[1], /* ipmi | sol */
channel);
} else {
lprintf(LOG_ERR, "Invalid CHANNEL command: %s\n", argv[0]);
printf_channel_usage();
retval = -1;
}
return retval;
}
/* printf_channel_usage - print-out help. */
void
printf_channel_usage()
{
lprintf(LOG_NOTICE,
"Channel Commands: authcap <channel number> <max privilege>");
lprintf(LOG_NOTICE,
" getaccess <channel number> [user id]");
lprintf(LOG_NOTICE,
" setaccess <channel number> "
"<user id> [callin=on|off] [ipmi=on|off] [link=on|off] [privilege=level]");
lprintf(LOG_NOTICE,
" info [channel number]");
lprintf(LOG_NOTICE,
" getciphers <ipmi | sol> [channel]");
lprintf(LOG_NOTICE,
"");
lprintf(LOG_NOTICE,
"Possible privilege levels are:");
lprintf(LOG_NOTICE,
" 1 Callback level");
lprintf(LOG_NOTICE,
" 2 User level");
lprintf(LOG_NOTICE,
" 3 Operator level");
lprintf(LOG_NOTICE,
" 4 Administrator level");
lprintf(LOG_NOTICE,
" 5 OEM Proprietary level");
lprintf(LOG_NOTICE,
" 15 No access");
}
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