void
threadmain(int argc, char *argv[])
{
char *haddr, *vaddr, *webroot, *file;
traceinit();
threadsetname("main");
vaddr = nil;
haddr = "tcp!*!9000";
webroot = nil;
ARGBEGIN{
case 'a':
vaddr = EARGF(usage());
break;
case 'D':
settrace(EARGF(usage()));
break;
case 'd':
debug = 1;
nofork = 1;
break;
case 'h':
haddr = EARGF(usage());
break;
case 'L':
ventilogging = 1;
break;
case 'r':
readonly = 1;
break;
case 's':
nofork = 1;
break;
case 'W':
webroot = EARGF(usage());
break;
default:
usage();
}ARGEND
if(argc < 1)
usage();
file = argv[0];
if(!nofork)
rfork(RFNOTEG);
#ifdef PLAN9PORT
{
/* sigh - needed to avoid signals when writing to hungup networks */
struct sigaction sa;
memset(&sa, 0, sizeof sa);
sa.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sa, nil);
}
#endif
ventifmtinstall();
trace(TraceQuiet, "venti started");
fprint(2, "%T venti: ");
statsinit();
mminit(file, readonly ? OREAD : ORDWR);
/*
* default other configuration-file parameters
*/
if(vaddr == nil)
vaddr = "tcp!*!venti";
if(haddr){
fprint(2, "httpd %s...", haddr);
if(httpdinit(haddr, webroot) < 0)
fprint(2, "warning: can't start http server: %r");
}
fprint(2, "init...");
fprint(2, "announce %s...", vaddr);
ventisrv = vtlisten(vaddr);
if(ventisrv == nil)
sysfatal("can't announce %s: %r", vaddr);
fprint(2, "serving.\n");
if(nofork)
ventiserver(nil);
else
vtproc(ventiserver, nil);
threadexits(nil);
}
void
threadmain(int argc, char *argv[])
{
char *configfile, *haddr, *vaddr, *webroot;
u32int mem, icmem, bcmem, minbcmem, mempcnt, stfree;
Allocs allocs;
Config config;
traceinit();
threadsetname("main");
mempcnt = 0;
vaddr = nil;
haddr = nil;
configfile = nil;
webroot = nil;
mem = Unspecified;
icmem = 0;
bcmem = 0;
ARGBEGIN{
case 'a':
vaddr = EARGF(usage());
break;
case 'B':
bcmem = unittoull(EARGF(usage()));
break;
case 'c':
configfile = EARGF(usage());
break;
case 'C':
mem = unittoull(EARGF(usage()));
break;
case 'D':
settrace(EARGF(usage()));
break;
case 'd':
debug = 1;
nofork = 1;
break;
case 'h':
haddr = EARGF(usage());
break;
case 'm':
mempcnt = atoi(EARGF(usage()));
if (mempcnt <= 0 || mempcnt >= 100)
usage();
break;
case 'I':
icmem = unittoull(EARGF(usage()));
break;
case 'L':
ventilogging = 1;
break;
case 'r':
readonly = 1;
break;
case 's':
nofork = 1;
break;
case 'w': /* compatibility with old venti */
queuewrites = 1;
break;
case 'W':
webroot = EARGF(usage());
break;
default:
usage();
}ARGEND
if(argc)
usage();
if(!nofork)
rfork(RFNOTEG);
#ifdef PLAN9PORT
{
/* sigh - needed to avoid signals when writing to hungup networks */
struct sigaction sa;
memset(&sa, 0, sizeof sa);
sa.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sa, nil);
}
#endif
ventifmtinstall();
trace(TraceQuiet, "venti started");
fprint(2, "%T venti: ");
if(configfile == nil)
configfile = "venti.conf";
/* remember free memory before initventi & loadbloom, for auto-sizing */
stfree = freemem();
fprint(2, "conf...");
if(initventi(configfile, &config) < 0)
sysfatal("can't init server: %r");
/*
* load bloom filter
*/
if(mainindex->bloom && loadbloom(mainindex->bloom) < 0)
sysfatal("can't load bloom filter: %r");
/*
* size memory allocations; assumes bloom filter is loaded
*/
allocs = sizeallocs((Allocs){mem, bcmem, icmem, stfree, mempcnt},
&config);
mem = allocs.mem;
bcmem = allocs.bcmem;
icmem = allocs.icmem;
fprint(2, "%s: mem %,ud bcmem %,ud icmem %,ud...",
argv0, mem, bcmem, icmem);
/*
* default other configuration-file parameters
*/
if(haddr == nil)
haddr = config.haddr;
if(vaddr == nil)
vaddr = config.vaddr;
if(vaddr == nil)
vaddr = "tcp!*!venti";
if(webroot == nil)
webroot = config.webroot;
if(queuewrites == 0)
queuewrites = config.queuewrites;
if(haddr){
fprint(2, "httpd %s...", haddr);
if(httpdinit(haddr, webroot) < 0)
fprint(2, "warning: can't start http server: %r");
}
fprint(2, "init...");
/*
* lump cache
*/
if(0) fprint(2, "initialize %d bytes of lump cache for %d lumps\n",
mem, mem / (8 * 1024));
initlumpcache(mem, mem / (8 * 1024));
/*
* index cache
*/
initicache(icmem);
initicachewrite();
/*
* block cache: need a block for every arena and every process
*/
minbcmem = maxblocksize *
(mainindex->narenas + mainindex->nsects*4 + 16);
if(bcmem < minbcmem)
bcmem = minbcmem;
if(0) fprint(2, "initialize %d bytes of disk block cache\n", bcmem);
initdcache(bcmem);
if(mainindex->bloom)
startbloomproc(mainindex->bloom);
fprint(2, "sync...");
if(!readonly && syncindex(mainindex) < 0)
sysfatal("can't sync server: %r");
if(!readonly && queuewrites){
fprint(2, "queue...");
if(initlumpqueues(mainindex->nsects) < 0){
fprint(2, "can't initialize lump queues,"
" disabling write queueing: %r");
queuewrites = 0;
}
}
if(initarenasum() < 0)
fprint(2, "warning: can't initialize arena summing process: %r");
fprint(2, "announce %s...", vaddr);
ventisrv = vtlisten(vaddr);
if(ventisrv == nil)
sysfatal("can't announce %s: %r", vaddr);
fprint(2, "serving.\n");
if(nofork)
ventiserver(nil);
else
vtproc(ventiserver, nil);
threadexits(nil);
}
