net-snmp/apps/snmptls.c

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2022-06-27 15:01:12 +08:00
/*
* Note: this file originally auto-generated by mib2c using
* $
*/
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-features.h>
#undef NETSNMP_USE_ASSERT
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
netsnmp_feature_require(tls_fingerprint_build)
netsnmp_feature_require(row_create)
#include <ctype.h>
#include <openssl/ssl.h>
#include <openssl/x509.h>
#include <net-snmp/library/cert_util.h>
#include "tlstm-mib.h"
#include "tlstm-mib/snmpTlstmAddrTable/snmpTlstmAddrTable.h"
#include "tlstm-mib/snmpTlstmParamsTable/snmpTlstmParamsTable.h"
#include "tlstm-mib/snmpTlstmCertToTSNTable/snmpTlstmCertToTSNTable.h"
/*
#define COL_SNMPTLSTMCERTTOTSN_ID 1
#define COL_SNMPTLSTMCERTTOTSN_FINGERPRINT 2
#define COL_SNMPTLSTMCERTTOTSN_MAPTYPE 3
#define COL_SNMPTLSTMCERTTOTSN_DATA 4
#define COL_SNMPTLSTMCERTTOTSN_STORAGETYPE 5
#define COL_SNMPTLSTMCERTTOTSN_ROWSTATUS 6
*/
const oid certNum[] = { SNMP_TLS_TM_CERT_COUNT };
const oid certChg[] = { SNMP_TLS_TM_CERT_CHANGED };
const oid certTbl[] = { SNMP_TLS_TM_CERT_TABLE };
/*
#define COLUMN_SNMPTLSTMPARAMSCLIENTFINGERPRINT 1
#define COLUMN_SNMPTLSTMPARAMSSTORAGETYPE 2
#define COLUMN_SNMPTLSTMPARAMSROWSTATUS 3
*/
const oid paramsNum[] = { SNMP_TLS_TM_PARAMS_COUNT };
const oid paramsChg[] = { SNMP_TLS_TM_PARAMS_CHANGED };
const oid paramsTbl[] = { SNMP_TLS_TM_PARAMS_TABLE };
const oid addrNum[] = { SNMP_TLS_TM_ADDR_COUNT };
const oid addrChg[] = { SNMP_TLS_TM_ADDR_CHANGED };
const oid addrTbl[] = { SNMP_TLS_TM_ADDR_TABLE };
const oid tlstmCertSpecified[] = { SNMP_TLS_TM_BASE, 1, 1, 1 };
const oid tlstmCertSANRFC822Name[] = { SNMP_TLS_TM_BASE, 1, 1, 2 };
const oid tlstmCertSANDNSName[] = { SNMP_TLS_TM_BASE, 1, 1, 3 };
const oid tlstmCertSANIpAddress[] = { SNMP_TLS_TM_BASE, 1, 1, 4 };
const oid tlstmCertSANAny[] = { SNMP_TLS_TM_BASE, 1, 1, 5 };
const oid tlstmCertCommonName[] = { SNMP_TLS_TM_BASE, 1, 1, 6 };
const oid *certMapTypes[TSNM_tlstmCert_MAX + 1] = {
0, tlstmCertSpecified, tlstmCertSANRFC822Name, tlstmCertSANDNSName,
tlstmCertSANIpAddress, tlstmCertSANAny, tlstmCertCommonName };
/** **************************************************************************
*
* cert rows
*
*/
netsnmp_variable_list *
cert_row_create(uint32_t priority, int hash_type, const char *fp,
const oid *map_type, int map_type_len, const u_char *data,
int data_len, uint32_t st, int *row_status_index)
{
oid name[] = { SNMP_TLS_TM_CERT_TABLE, 1, -1, -1 };
int name_len = OID_LENGTH(name), col_pos = name_len - 2;
int rs_index = 4;
u_char bin_fp[SNMP_MAXBUF_SMALL], *bin_fp_ptr = bin_fp;
u_int rs;
size_t bin_fp_len;
netsnmp_variable_list *vl = NULL, *vb;
netsnmp_require_ptr_LRV( fp, NULL );
DEBUGMSGT(("cert:create", "creating varbinds for pri %d, fp %s\n", priority,
fp));
bin_fp_len = sizeof(bin_fp);
netsnmp_tls_fingerprint_build(hash_type, fp, &bin_fp_ptr, &bin_fp_len, 0);
name[name_len-1] = priority;
name[col_pos] = COL_SNMPTLSTMCERTTOTSN_FINGERPRINT;
vl = snmp_varlist_add_variable(&vl, name, name_len, ASN_OCTET_STR,
&bin_fp, bin_fp_len);
netsnmp_require_ptr_LRV(vl, NULL);
if (map_type_len && map_type) {
name[col_pos] = COL_SNMPTLSTMCERTTOTSN_MAPTYPE;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_OBJECT_ID,
map_type, map_type_len * sizeof(oid));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
}
else
--rs_index;
if (data) {
name[col_pos] = COL_SNMPTLSTMCERTTOTSN_DATA;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_OCTET_STR,
data, data_len);
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
}
else
--rs_index;
if (st) {
name[col_pos] = COL_SNMPTLSTMCERTTOTSN_STORAGETYPE;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&st, sizeof(st));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
}
else
--rs_index;
name[col_pos] = COL_SNMPTLSTMCERTTOTSN_ROWSTATUS;
rs = RS_CREATEANDGO;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&rs, sizeof(rs));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
if (row_status_index)
*row_status_index = rs_index;
return vl;
}
/** **************************************************************************
*
* param rows
*
*/
netsnmp_variable_list *
params_row_create(const char *param_name, int hash_type, const char *fp,
uint32_t st, int *row_status_index)
{
oid name[MAX_OID_LEN];
int name_len, col_pos, rs_index = 2;
u_char bin_fp[SNMP_MAXBUF_SMALL], *bin_fp_ptr = bin_fp;
u_int rs;
size_t bin_fp_len;
netsnmp_variable_list *vl = NULL, *vb;
netsnmp_require_ptr_LRV( param_name, NULL );
netsnmp_require_ptr_LRV( fp, NULL );
DEBUGMSGT(("params:create", "creating varbinds for %s params, fp %s\n",
param_name, fp));
/*
* build base name
*/
name_len = OID_LENGTH(paramsTbl);
memcpy(name, paramsTbl, sizeof(paramsTbl));
name[name_len++] = 1; /* entry */
col_pos = name_len++; /* column */
while (*param_name)
name[name_len++] = *param_name++;
bin_fp_len = sizeof(bin_fp);
netsnmp_tls_fingerprint_build(hash_type, fp, &bin_fp_ptr, &bin_fp_len, 0);
name[col_pos] = COLUMN_SNMPTLSTMPARAMSCLIENTFINGERPRINT;
vl = snmp_varlist_add_variable(&vl, name, name_len, ASN_OCTET_STR,
&bin_fp, bin_fp_len);
netsnmp_require_ptr_LRV(vl, NULL);
if (st) {
name[col_pos] = COLUMN_SNMPTLSTMPARAMSSTORAGETYPE;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&st, sizeof(st));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
}
else
--rs_index;
name[col_pos] = COLUMN_SNMPTLSTMPARAMSROWSTATUS;
rs = RS_CREATEANDGO;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&rs, sizeof(rs));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
if (row_status_index)
*row_status_index = rs_index;
return vl;
}
/** **************************************************************************
*
* addr rows
*
*/
netsnmp_variable_list *
addr_row_create(const char *target_name, int hash_type, const char *fp,
const char *identity, uint32_t st, int *row_status_index)
{
oid name[MAX_OID_LEN];
int name_len, col_pos, rs_index = 3;
u_char bin_fp[SNMP_MAXBUF_SMALL], *bin_fp_ptr = bin_fp;
u_int rs;
size_t bin_fp_len;
netsnmp_variable_list *vl = NULL, *vb;
netsnmp_require_ptr_LRV( target_name, NULL );
DEBUGMSGT(("addr:create", "creating varbinds for %s addr, fp %s, id %s\n",
target_name, fp, identity));
/*
* build base name
*/
name_len = OID_LENGTH(addrTbl);
memcpy(name, addrTbl, sizeof(addrTbl));
name[name_len++] = 1; /* entry */
col_pos = name_len++; /* column */
while (*target_name)
name[name_len++] = *target_name++;
if (fp) {
bin_fp_len = sizeof(bin_fp);
netsnmp_tls_fingerprint_build(hash_type, fp, &bin_fp_ptr,
&bin_fp_len, 0);
name[col_pos] = COLUMN_SNMPTLSTMADDRSERVERFINGERPRINT;
vl = snmp_varlist_add_variable(&vl, name, name_len, ASN_OCTET_STR,
&bin_fp, bin_fp_len);
netsnmp_require_ptr_LRV(vl, NULL);
}
else
--rs_index;
if (identity) {
name[col_pos] = COLUMN_SNMPTLSTMADDRSERVERIDENTITY;
vl = snmp_varlist_add_variable(&vl, name, name_len, ASN_OCTET_STR,
identity, strlen(identity));
netsnmp_require_ptr_LRV(vl, NULL);
}
else
--rs_index;
if (st) {
name[col_pos] = COLUMN_SNMPTLSTMADDRSTORAGETYPE;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&st, sizeof(st));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
}
else
--rs_index;
name[col_pos] = COLUMN_SNMPTLSTMADDRROWSTATUS;
rs = RS_CREATEANDGO;
vb = snmp_varlist_add_variable(&vl, name, name_len, ASN_INTEGER,
&rs, sizeof(rs));
if (NULL == vb) {
snmp_free_varbind(vl);
return NULL;
}
if (row_status_index)
*row_status_index = rs_index;
return vl;
}
/** **************************************************************************
*
* application code
*
*/
static char *_data = NULL, *_map_type_str = NULL, *_id_str = NULL;
static char *_storage_type_str = NULL, *_fp_str = NULL;
static int _storage_type = ST_NONE, _hash_type = NS_HASH_NONE;
static size_t _data_len;
static void
optProc(int argc, char *const *argv, int opt)
{
if ('C' != opt)
return;
while (*optarg) {
switch (*optarg++) {
case 'm':
if (optind < argc)
_map_type_str = argv[optind++];
else {
fprintf(stderr, "Bad -Cm option: no argument given\n");
exit(1);
}
break;
case 'd':
if (optind < argc) {
_data = argv[optind++];
_data_len = strlen(_data);
}
else {
fprintf(stderr, "Bad -Cd option: no argument given\n");
exit(1);
}
break;
case 's':
if (optind < argc) {
if (isdigit(0xFF & argv[optind][0]))
_storage_type = atoi(argv[optind++]);
else
_storage_type_str = argv[optind++];
}
else {
fprintf(stderr, "Bad -Cs option: no argument given\n");
exit(1);
}
break;
case 'h':
if (optind < argc) {
if (isdigit(0xFF & argv[optind][0]))
_hash_type = atoi(argv[optind++]);
}
else {
fprintf(stderr, "Bad -Ch option: no argument given\n");
exit(1);
}
break;
case 'f':
if (optind < argc)
_fp_str = argv[optind++];
else {
fprintf(stderr, "Bad -Cf option: no argument given\n");
exit(1);
}
break;
case 'i':
if (optind < argc)
_id_str = argv[optind++];
else {
fprintf(stderr, "Bad -Ci option: no argument given\n");
exit(1);
}
break;
default:
fprintf(stderr, "Unknown flag passed to -C: %c\n",
optarg[-1]);
exit(1);
}
}
}
void
_parse_storage_type(const char *arg)
{
netsnmp_pdu dummy;
oid name[] = { SNMP_TLS_TM_CERT_TABLE, 1,
COL_SNMPTLSTMCERTTOTSN_STORAGETYPE };
int name_len = OID_LENGTH(name);
if (NULL == arg)
return;
memset(&dummy, 0x00, sizeof(dummy));
snmp_add_var(&dummy, name, name_len, 'i', arg);
if (dummy.variables) {
_storage_type = *dummy.variables->val.integer;
snmp_free_varbind(dummy.variables);
}
else {
fprintf(stderr, "unknown storage type %s for -Cs\n", arg);
exit(1);
}
return;
}
void
usage(void)
{
fprintf(stderr, "USAGE: snmptls [-Cm mapTypeOID] [-Cd data] [-Cs storageType] ");
snmp_parse_args_usage(stderr);
fprintf(stderr, "<command> [command options]\n\n");
snmp_parse_args_descriptions(stderr);
fprintf(stderr, " [options] certToSecName add <priority> <hashType> <fingerprint>\n");
fprintf(stderr, "\t-Cm\t\tMaptype; [snmpTlstmCertCommonName|snmpTlstmCertSANRFC822Name|snmpTlstmCertSANIpAddress|snmpTlstmCertSANDNSName|snmpTlstmCertSpecified]\n");
fprintf(stderr, "\t\t\t(default is snmpTlstmCertSpecified)\n");
fprintf(stderr, "\t-Cd\t\tData; data for snmpTlstmCertSpecified.\n");
fprintf(stderr, "\t-Cs\t\tstorageType; default is nonVolatile.\n");
fprintf(stderr, " [options] targetParamsFingerprint add <params-name> <hashType> <fingerprint>\n");
fprintf(stderr, "\t-Cs\t\tstorageType; default is nonVolatile.\n");
fprintf(stderr, " [options] targetAddr add <target-name> <hashType> [<hash_type> <remote-fingerprint>] [server-identity]\n");
fprintf(stderr, "\t-Cs\t\tstorageType; default is nonVolatile.\n");
exit(1);
}
int
main(int argc, char **argv)
{
netsnmp_session session, *ss;
netsnmp_variable_list *var_list = NULL;
int arg, rs_idx = 0;
u_int hash_type;
char *fingerprint, *tmp;
/*
* get the common command line arguments
*/
switch (arg = snmp_parse_args(argc, argv, &session, "C:", optProc)) {
case NETSNMP_PARSE_ARGS_ERROR:
exit(1);
case NETSNMP_PARSE_ARGS_SUCCESS_EXIT:
exit(0);
case NETSNMP_PARSE_ARGS_ERROR_USAGE:
usage();
default:
break;
}
/*
* Open an SNMP session.
*/
SOCK_STARTUP;
ss = snmp_open(&session);
if (ss == NULL) {
/*
* diagnose snmp_open errors with the input netsnmp_session pointer
*/
snmp_sess_perror("snmptls", &session);
SOCK_CLEANUP;
exit(1);
}
if (strcmp(argv[arg], "certToSecName") == 0) {
oid map_type[MAX_OID_LEN];
u_int pri;
size_t map_type_len = 0;
if (strcmp(argv[++arg], "add") != 0) {
fprintf(stderr, "only add is supported at this time\n");
exit(1);
}
pri = atoi(argv[++arg]);
tmp = argv[++arg];
hash_type = atoi(tmp);
fingerprint = argv[++arg];
DEBUGMSGT(("snmptls",
"create pri %d, hash type %d, fp %s",
pri, hash_type, fingerprint));
if (_map_type_str) {
map_type_len = MAX_OID_LEN;
if (snmp_parse_oid(_map_type_str, map_type, &map_type_len)
== NULL) {
snmp_perror(_map_type_str);
exit(1);
}
DEBUGMSG(("snmptls", ", map type "));
DEBUGMSGOID(("snmptls", map_type, map_type_len));
}
if (_data)
DEBUGMSG(("snmptls", ", data %s", _data));
_parse_storage_type(_storage_type_str);
DEBUGMSG(("snmptls", "\n"));
var_list = cert_row_create(pri, hash_type, fingerprint, map_type,
map_type_len, (u_char*)_data, _data_len,
_storage_type, &rs_idx);
}
else if (strcmp(argv[arg], "targetParamsFingerprint") == 0) {
char * params_name;
if (strcmp(argv[++arg], "add") != 0) {
fprintf(stderr, "only add is supported at this time\n");
exit(1);
}
params_name = argv[++arg];
hash_type = atoi(argv[++arg]);
fingerprint = argv[++arg];
_parse_storage_type(_storage_type_str);
DEBUGMSGT(("snmptls",
"create %s param fp, hash type %d, fp %s\n",
params_name, hash_type, fingerprint));
var_list = params_row_create(params_name, hash_type, fingerprint,
_storage_type, &rs_idx);
}
else if (strcmp(argv[arg], "targetAddr") == 0) {
char * addr_name;
if (strcmp(argv[++arg], "add") != 0) {
fprintf(stderr, "only add is supported at this time\n");
exit(1);
}
addr_name = argv[++arg];
_parse_storage_type(_storage_type_str);
DEBUGMSGT(("snmptls",
"create %s addr fp, hash type %d, fp %s, id %s\n",
addr_name, _hash_type, _fp_str, _id_str));
var_list = addr_row_create(addr_name, _hash_type, _fp_str, _id_str,
_storage_type, &rs_idx);
}
if (! var_list) {
fprintf(stderr, "no command specified\n");
usage();
}
netsnmp_row_create(ss, var_list, rs_idx);
SOCK_CLEANUP;
return 0;
}