umonitor.c 14.6 KB
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/* umonitor.c */

/* Synchronet for *nix node activity monitor */

/* $Id$ */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
 * Copyright 2003 Rob Swindell - http://www.synchro.net/copyright.html		*
 *																			*
 * 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.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

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#include "sbbs.h"
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#include "conwrap.h"	/* this has to go BEFORE curses.h so getkey() can be macroed around */
#include <curses.h>
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#include <signal.h>
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#include <sys/types.h>
#include <sys/time.h>
#ifdef __QNX__
#include <string.h>
#endif
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#include <stdio.h>
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#include <unistd.h>
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#include "genwrap.h"
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#include "uifc.h"
#include "sbbsdefs.h"
#include "genwrap.h"	/* stricmp */
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#include "dirwrap.h"	/* lock/unlock/sopen */
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#include "filewrap.h"	/* lock/unlock/sopen */
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#include "sbbs_ini.h"	/* INI parsing */
#include "scfglib.h"	/* SCFG files */
#include "ars_defs.h"	/* needed for SCFG files */
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#include "userdat.h"	/* getnodedat() */
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#include "spyon.h"
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#include "chat.h"
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#define CTRL(x) (x&037)
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/********************/
/* Global Variables */
/********************/
uifcapi_t uifc; /* User Interface (UIFC) Library API */
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const char *YesStr="Yes";
const char *NoStr="No";
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int lprintf(char *fmt, ...)
{
	va_list argptr;
	char sbuf[1024];
	int	len;

	va_start(argptr,fmt);
	len=vsnprintf(sbuf,sizeof(sbuf),fmt,argptr);
	sbuf[sizeof(sbuf)-1]=0;
	va_end(argptr);
	uifc.msg(sbuf);
	return(len);
}
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void bail(int code)
{
    if(code) {
        puts("\nHit a key...");
        getch(); 
	}
    uifc.bail();

    exit(code);
}

void allocfail(uint size)
{
    printf("\7Error allocating %u bytes of memory.\n",size);
    bail(1);
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}

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void node_toggles(scfg_t *cfg,int nodenum)  {
	int nodefile;
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	char**	opt;
	int		i,j;
	node_t	node;
	int		save=0;

	if((opt=(char **)MALLOC(sizeof(char *)*(MAX_OPTS+1)))==NULL)
		allocfail(sizeof(char *)*(MAX_OPTS+1));
	for(i=0;i<(MAX_OPTS+1);i++)
		if((opt[i]=(char *)MALLOC(MAX_OPLN))==NULL)
			allocfail(MAX_OPLN);

	i=0;
	uifc.helpbuf=	"`Node Toggles:`\n"
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					"\nToDo: Add help (Mention that changes take effect immediately)";
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	while(save==0) {
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		if(getnodedat(cfg,nodenum,&node,&nodefile)) {
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			uifc.msg("Error reading node data!");
			break;
		}
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		j=0;
		sprintf(opt[j++],"%-30s%3s","Locked for SysOps only",node.misc&NODE_LOCK ? YesStr : NoStr);
		sprintf(opt[j++],"%-30s%3s","Interrupt (Hangup)",node.misc&NODE_INTR ? YesStr : NoStr);
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		sprintf(opt[j++],"%-30s%3s","Re-run on logoff",node.misc&NODE_RRUN ? YesStr : NoStr);
		sprintf(opt[j++],"%-30s%3s","Down node after logoff"
			,(node.misc&NODE_DOWN || (node.status==NODE_OFFLINE)) ? YesStr : NoStr);
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		opt[j][0]=0;

		switch(uifc.list(WIN_MID,0,0,0,&i,0,"Node Toggles",opt)) {
			case 0:	/* Locked */
				node.misc ^= NODE_LOCK;
				break;

			case 1:	/* Interrupt */
				node.misc ^= NODE_INTR;
				break;

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			case 2:	/* Re-run */
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				node.misc ^= NODE_RRUN;
				break;

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			case 3:	/* Down */
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				if(node.status != NODE_WFC && node.status != NODE_OFFLINE)
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					node.misc ^= NODE_DOWN;
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				else {
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					if(node.status!=NODE_OFFLINE)
						node.status=NODE_OFFLINE;
					else
						node.status=NODE_WFC;
				}
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				break;

			case -1:
				save=1;
				break;
				
			default:
				uifc.msg("Option not implemented");
				continue;
		}
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		putnodedat(cfg,nodenum,&node,nodefile);
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	}
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}

int dospy(int nodenum, bbs_startup_t *bbs_startup)  {
	char str[80],str2[80];
	int i;

	if(bbs_startup->temp_dir[0])
    	snprintf(str,sizeof(str),"%slocalspy%d.sock", bbs_startup->temp_dir, nodenum);
	else
		snprintf(str,sizeof(str),"%slocalspy%d.sock", bbs_startup->ctrl_dir, nodenum);
	endwin();
	i=spyon(str);
	refresh();
	switch(i) {
		case SPY_NOSOCKET:
			uifc.msg("Could not create socket");
			return(-1);
					
		case SPY_NOCONNECT:
			sprintf(str2,"Failed to connect to %s",str);
			uifc.msg(str2);
			return(-1);

		case SPY_SELECTFAILED:
			uifc.msg("select() failed, connection terminated.");
			return(-1);

		case SPY_SOCKETLOST:
			uifc.msg("Spy socket lost");
			return(-1);
							
		case SPY_STDINLOST:
			uifc.msg("STDIN has gone away... you probably can't close this window.  :-)");
			return(-1);
							
		case SPY_CLOSED:
			break;
			
		default:
			sprintf(str,"Unknown return code %d",i);
			uifc.msg(str);
			return(-1);
	}
	return(0);
}

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int sendmessage(scfg_t *cfg, int nodenum,node_t *node)  {
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	char str[80],str2[80];

	uifc.input(WIN_MID,0,0,"Telegram",str2,58,K_WRAP|K_MSG);
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	sprintf(str,"\1n\1y\1hMessage From Sysop:\1w %s\r\n",str2);
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	if(getnodedat(cfg,nodenum,node,NULL))
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		return(-1);
	if(node->useron==0)
		return(-1);
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	putsmsg(cfg, node->useron, str);
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	return(0);
}

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int clearerrors(scfg_t *cfg, int nodenum, node_t *node) {
	int nodefile;
	if(getnodedat(cfg,nodenum,node,&nodefile)) {
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		uifc.msg("getnodedat() failed! (Nothing done)");
		return(-1);
	}
	node->errors=0;
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	putnodedat(cfg,nodenum,node,nodefile);
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	return(0);
}

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int main(int argc, char** argv)  {
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	char**	opt;
	char**	mopt;
	int		main_dflt=0;
	int		main_bar=0;
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	char	revision[16];
	char	str[256],ctrl_dir[41],*p;
	char	title[256];
	int		i,j;
	node_t	node;
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	char	*buf;
	int		buffile;
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	int		nodefile;
	box_t	boxch;
	scfg_t	cfg;
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	/******************/
	/* Ini file stuff */
	/******************/
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	char	ini_file[MAX_PATH+1];
	FILE*				fp;
	bbs_startup_t		bbs_startup;
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	sscanf("$Revision$", "%*s %s", revision);
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    printf("\nSynchronet UNIX Monitor %s-%s  Copyright 2003 "
        "Rob Swindell\n",revision,PLATFORM_DESC);

	p=getenv("SBBSCTRL");
	if(p==NULL) {
		printf("\7\nSBBSCTRL environment variable is not set.\n");
		printf("This environment variable must be set to your CTRL directory.");
		printf("\nExample: SET SBBSCTRL=/sbbs/ctrl\n");
		exit(1); }

	sprintf(ctrl_dir,"%.40s",p);
	if(ctrl_dir[strlen(ctrl_dir)-1]!='\\'
		&& ctrl_dir[strlen(ctrl_dir)-1]!='/')
		strcat(ctrl_dir,"/");

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	gethostname(str,sizeof(str)-1);
	sprintf(ini_file,"%s%c%s.ini",ctrl_dir,BACKSLASH,str);
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#if defined(PREFIX)
	if(!fexistcase(ini_file))
		sprintf(ini_file,"%s/etc/sbbs.ini",PREFIX);
#endif
	if(!fexistcase(ini_file))
		sprintf(ini_file,"%s%csbbs.ini",ctrl_dir,BACKSLASH);

	/* Initialize BBS startup structure */
    memset(&bbs_startup,0,sizeof(bbs_startup));
    bbs_startup.size=sizeof(bbs_startup);
    strcpy(bbs_startup.ctrl_dir,ctrl_dir);

	/* Read .ini file here */
	if(ini_file[0]!=0 && (fp=fopen(ini_file,"r"))!=NULL) {
		printf("Reading %s\n",ini_file);
	}
	/* We call this function to set defaults, even if there's no .ini file */
	sbbs_read_ini(fp, 
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		NULL, &bbs_startup, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
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	/* close .ini file here */
	if(fp!=NULL)
		fclose(fp);

	chdir(bbs_startup.ctrl_dir);
	
	/* Read .cfg files here */
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	cfg.size=sizeof(cfg);
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	if(!read_main_cfg(&cfg, str)) {
		printf("ERROR! %s\n",str);
		exit(1);
	}

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	if(!read_xtrn_cfg(&cfg, str)) {
		printf("ERROR! %s\n",str);
		exit(1);
	}

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/*	if(!read_node_cfg(&cfg, str)) {
		printf("ERROR! %s\n",str);
		exit(1);
	} */

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    memset(&uifc,0,sizeof(uifc));

	uifc.esc_delay=500;

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	boxch.ls=ACS_VLINE; 
	boxch.rs=ACS_VLINE;
	boxch.ts=ACS_HLINE;
	boxch.bs=ACS_HLINE;
	boxch.tl=ACS_ULCORNER;
	boxch.tr=ACS_URCORNER;
	boxch.bl=ACS_LLCORNER;
	boxch.br=ACS_LRCORNER;
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	for(i=1;i<argc;i++) {
        if(argv[i][0]=='-'
            )
            switch(toupper(argv[i][1])) {
                case 'C':
        			uifc.mode|=UIFC_COLOR;
                    break;
                case 'L':
                    uifc.scrn_len=atoi(argv[i]+2);
                    break;
                case 'E':
                    uifc.esc_delay=atoi(argv[i]+2);
                    break;
				case 'I':
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					/* Set up ex-ascii codes */
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					boxch.ls=186; 
					boxch.rs=186;
					boxch.ts=205;
					boxch.bs=205;
					boxch.tl=201;
					boxch.tr=187;
					boxch.bl=200;
					boxch.br=188;
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					uifc.mode|=UIFC_IBM;
					break;
                default:
                    printf("\nusage: %s [ctrl_dir] [options]"
                        "\n\noptions:\n\n"
                        "-c  =  force color mode\n"
                        "-e# =  set escape delay to #msec\n"
						"-i  =  force IBM charset\n"
                        "-l# =  set screen lines to #\n"
						,argv[0]
                        );
        			exit(0);
           }
    }

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	signal(SIGPIPE, SIG_IGN);   

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	uifc.size=sizeof(uifc);
	i=uifcinic(&uifc);  /* curses */
	if(i!=0) {
		printf("uifc library init returned error %d\n",i);
		exit(1);
	}

	if((opt=(char **)MALLOC(sizeof(char *)*(MAX_OPTS+1)))==NULL)
		allocfail(sizeof(char *)*(MAX_OPTS+1));
	for(i=0;i<(MAX_OPTS+1);i++)
		if((opt[i]=(char *)MALLOC(MAX_OPLN))==NULL)
			allocfail(MAX_OPLN);

	if((mopt=(char **)MALLOC(sizeof(char *)*MAX_OPTS))==NULL)
		allocfail(sizeof(char *)*MAX_OPTS);
	for(i=0;i<MAX_OPTS;i++)
		if((mopt[i]=(char *)MALLOC(MAX_OPLN))==NULL)
			allocfail(MAX_OPLN);

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	sprintf(title,"Synchronet UNIX Monitor %s-%s",revision,PLATFORM_DESC);
	if(uifc.scrn(title)) {
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		printf(" USCRN (len=%d) failed!\n",uifc.scrn_len+1);
		bail(1);
	}

	while(1) {
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		for(i=1;i<=cfg.sys_nodes;i++) {
			if((j=getnodedat(&cfg,i,&node,NULL)))
				sprintf(mopt[i-1],"Error reading node data (%d)!",j);
			else
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				sprintf(mopt[i-1],"%3d: %s",i,nodestatus(&cfg,&node,str,71));
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		}
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		mopt[i-1][0]=0;
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		uifc.helpbuf=	"`Synchronet Monitor:`\n"
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						"\nCTRL-E displays the error log"
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						"\nF12 spys on the currently selected node"
						"\nF11 send message to the currently selected node"
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						"\nF10 Chats with the user on the currently selected node"
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						"\nDEL Clear errors on currently selected node"
						"\nCTRL-L Lock node toggle"
						"\nCTRL-R Rerun node"
						"\nCTRL-D Down node toggle"
						"\nCTRL-I Interrupt node"
						"\nToDo: Add more help. (Explain what you're looking at)";
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		j=uifc.list(WIN_ORG|WIN_MID|WIN_ESC|WIN_ACT|WIN_DYN,0,0,70,&main_dflt,&main_bar
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			,title,mopt);

		if(j==-7) {	/* CTRL-E */
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			sprintf(str,"%s/error.log",cfg.data_dir);
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			if(fexist(str)) {
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				if((buffile=sopen(str,O_RDONLY,SH_DENYWR))>=0) {
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					j=filelength(buffile);
					if((buf=(char *)MALLOC(j+1))!=NULL) {
						read(buffile,buf,j);
						close(buffile);
						*(buf+j)=0;
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						uifc.showbuf(buf,"Error Log",0);
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						free(buf);
						continue;
					}
					close(buffile);
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					uifc.msg("Error allocating memory for the error log");
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					continue;
				}
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				uifc.msg("Error opening error log");
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			}
			else {
				uifc.msg("Error log does not exist");
			}
			continue;
		}
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		if(j==-2-KEY_DC) {	/* Clear errors */
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			clearerrors(&cfg, main_dflt+1,&node);
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			continue;
		}

		if(j==-2-KEY_F(10)) {	/* Chat */
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			if(getnodedat(&cfg,main_dflt+1,&node,NULL)) {
				uifc.msg("Error reading node data!");
				continue;
			}
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			if((node.status==NODE_INUSE) && node.useron)
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				chat(&cfg,main_dflt+1,&node,&boxch,uifc.timedisplay);
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			continue;
		}

		if(j==-2-KEY_F(11)) {	/* Send message */
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			sendmessage(&cfg, main_dflt+1,&node);
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			continue;
		}
		
		if(j==-2-KEY_F(12)) {	/* Spy */
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			dospy(main_dflt+1,&bbs_startup);
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			continue;
		}
		
		if(j==-2-CTRL('l')) {	/* Lock node */
			if(getnodedat(&cfg,main_dflt+1,&node,&nodefile)) {
				uifc.msg("Error reading node data!");
				continue;
			}
			node.misc^=NODE_LOCK;
			putnodedat(&cfg,main_dflt+1,&node,nodefile);
			continue;
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		}
		
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		if(j==-2-CTRL('r')) {	/* Rerun node */
			if(getnodedat(&cfg,main_dflt+1,&node,&nodefile)) {
				uifc.msg("Error reading node data!");
				continue;
			}
			node.misc^=NODE_RRUN;
			putnodedat(&cfg,main_dflt+1,&node,nodefile);
			continue;
		}
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		if(j==-2-CTRL('d')) {	/* Down node */
			if(getnodedat(&cfg,main_dflt+1,&node,&nodefile)) {
				uifc.msg("Error reading node data!");
				continue;
			}
			if(node.status != NODE_WFC && node.status != NODE_OFFLINE)
				node.misc ^= NODE_DOWN;
			else {
				if(node.status!=NODE_OFFLINE)
					node.status=NODE_OFFLINE;
				else
					node.status=NODE_WFC;
			}
			putnodedat(&cfg,main_dflt+1,&node,nodefile);
			continue;
		}

		if(j==-2-CTRL('i')) {	/* Interrupt node */
			if(getnodedat(&cfg,main_dflt+1,&node,&nodefile)) {
				uifc.msg("Error reading node data!");
				continue;
			}
			node.misc^=NODE_INTR;
			putnodedat(&cfg,main_dflt+1,&node,nodefile);
			continue;
		}
		
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		if(j <= -2)
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			continue;

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		if(j==-1) {
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			i=0;
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			strcpy(opt[0],YesStr);
			strcpy(opt[1],NoStr);
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			opt[2][0]=0;
			uifc.helpbuf=	"`Exit Synchronet UNIX Monitor:`\n"
							"\n"
							"\nIf you want to exit the Synchronet UNIX monitor utility,"
							"\nselect `Yes`. Otherwise, select `No` or hit ~ ESC ~.";
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			i=uifc.list(WIN_MID,0,0,0,&i,0,"Exit Synchronet Monitor",opt);
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			if(!i)
				bail(0);
			continue;
		}
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		if(j<cfg.sys_nodes && j>=0) {
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			i=0;
			strcpy(opt[i++],"Spy on node");
			strcpy(opt[i++],"Node toggles");
			strcpy(opt[i++],"Clear Errors");
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			if(!getnodedat(&cfg,j+1,&node,NULL)) {
				if((node.status==NODE_INUSE) && node.useron) {
					strcpy(opt[i++],"Send message to user");
					strcpy(opt[i++],"Chat with user");
				}
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			}
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			opt[i][0]=0;
			i=0;
			uifc.helpbuf=	"`Node Options:`\n"
							"\nToDo: Add help";
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			switch(uifc.list(WIN_MID|WIN_SAV,0,0,0,&i,0,"Node Options",opt))  {
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				case 0:	/* Spy */
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					dospy(j+1,&bbs_startup);
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					break;

				case 1: /* Node Toggles */
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					node_toggles(&cfg, j+1);
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					break;

				case 2:
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					clearerrors(&cfg, j+1,&node);
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					break;

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				case 3:	/* Send message */
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					sendmessage(&cfg, j+1,&node);
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					break;

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				case 4:
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					chat(&cfg,main_dflt+1,&node,&boxch,uifc.timedisplay);
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					break;
				
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				case -1:
					break;
					
				default:
					uifc.msg("Option not implemented");
					break;
			}
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		}
	}
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}