nut-debian/server/netinstcmd.c
2012-01-24 11:22:33 +01:00

109 lines
2.7 KiB
C

/* netinstcmd.c - INSTCMD handler for upsd
Copyright (C) 2003 Russell Kroll <rkroll@exploits.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "common.h"
#include "upsd.h"
#include "sstate.h"
#include "state.h"
#include "user.h" /* for user_checkinstcmd */
#include "neterr.h"
#include "netinstcmd.h"
static void send_instcmd(nut_ctype_t *client, const char *upsname,
const char *cmdname, const char *value)
{
int found;
upstype_t *ups;
const cmdlist_t *ctmp;
char sockcmd[SMALLBUF], esc[SMALLBUF];
ups = get_ups_ptr(upsname);
if (!ups) {
send_err(client, NUT_ERR_UNKNOWN_UPS);
return;
}
if (!ups_available(ups, client))
return;
ctmp = sstate_getcmdlist(ups);
found = 0;
while (ctmp) {
if (!strcasecmp(ctmp->name, cmdname)) {
found = 1;
break;
}
ctmp = ctmp->next;
}
if (!found) {
send_err(client, NUT_ERR_CMD_NOT_SUPPORTED);
return;
}
/* see if this user is allowed to do this command */
if (!user_checkinstcmd(client->username, client->password, cmdname)) {
send_err(client, NUT_ERR_ACCESS_DENIED);
return;
}
/* see if the user has also passed a value for this command */
if (value != NULL) {
upslogx(LOG_INFO, "Instant command: %s@%s did %s with value \"%s\" on %s",
client->username, client->addr, cmdname, value, ups->name);
snprintf(sockcmd, sizeof(sockcmd), "INSTCMD %s %s\n",
cmdname, pconf_encode(value, esc, sizeof(esc)));
}
else {
upslogx(LOG_INFO, "Instant command: %s@%s did %s on %s",
client->username, client->addr, cmdname, ups->name);
snprintf(sockcmd, sizeof(sockcmd), "INSTCMD %s\n", cmdname);
}
if (!sstate_sendline(ups, sockcmd)) {
upslogx(LOG_INFO, "Set command send failed");
send_err(client, NUT_ERR_INSTCMD_FAILED);
return;
}
/* FIXME: need to retrieve the cookie number */
sendback(client, "OK\n");
}
void net_instcmd(nut_ctype_t *client, int numarg, const char **arg)
{
if (numarg < 2) {
send_err(client, NUT_ERR_INVALID_ARGUMENT);
return;
}
/* INSTCMD <ups> <cmdname> [<extra>]*/
send_instcmd(client, arg[0], arg[1], (numarg == 3)?arg[2]:NULL);
return;
}