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Implement write buffer.

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rsc 2004-03-11 19:14:09 +00:00
parent d49a2e4801
commit 2499885177
12 changed files with 358 additions and 48 deletions
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31
src/cmd/venti/httpd.c
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@ -137,12 +137,14 @@ httpproc(void *v)
c = v;
for(t = 15*60*1000; ; t = 15*1000){
if(hparsereq(c, t) <= 0)
fprint(2, "httpd: get headers\n");
if(hparsereq(c, t) < 0)
break;
ok = -1;
for(i = 0; i < MaxObjs && objs[i].name[0]; i++){
if(strcmp(c->req.uri, objs[i].name) == 0){
fprint(2, "httpd: call function %p\n", objs[i].f);
ok = (*objs[i].f)(c);
break;
}
@ -180,7 +182,10 @@ static int
preq(HConnect *c)
{
if(hparseheaders(c, 15*60*1000) < 0)
{
fprint(2, "hparseheaders failed\n");
return -1;
}
if(strcmp(c->req.meth, "GET") != 0
&& strcmp(c->req.meth, "HEAD") != 0)
return hunallowed(c, "GET, HEAD");
@ -196,7 +201,7 @@ preqtext(HConnect *c)
int r;
r = preq(c);
if(r <= 0)
if(r < 0)
return r;
hout = &c->hout;
@ -221,7 +226,7 @@ notfound(HConnect *c)
int r;
r = preq(c);
if(r <= 0)
if(r < 0)
return r;
return hfail(c, HNotFound, c->req.uri);
}
@ -233,9 +238,13 @@ estats(HConnect *c)
int r;
r = preqtext(c);
if(r <= 0)
if(r < 0)
{
fprint(2, "preqtext failed\n");
return r;
}
fprint(2, "write stats\n");
hout = &c->hout;
hprint(hout, "lump writes=%,ld\n", stats.lumpwrites);
hprint(hout, "lump reads=%,ld\n", stats.lumpreads);
@ -268,13 +277,21 @@ estats(HConnect *c)
hprint(hout, "disk cache misses=%,ld\n", stats.pcmiss);
hprint(hout, "disk cache reads=%,ld\n", stats.pcreads);
hprint(hout, "disk cache bytes read=%,lld\n", stats.pcbreads);
fprint(2, "write new stats\n");
hprint(hout, "disk cache writes=%,ld\n", stats.dirtydblocks);
hprint(hout, "disk cache writes absorbed=%,ld %d%%\n", stats.absorbedwrites,
percent(stats.absorbedwrites, stats.dirtydblocks));
fprint(2, "back to old stats\n");
hprint(hout, "disk writes=%,ld\n", stats.diskwrites);
hprint(hout, "disk bytes written=%,lld\n", stats.diskbwrites);
hprint(hout, "disk reads=%,ld\n", stats.diskreads);
hprint(hout, "disk bytes read=%,lld\n", stats.diskbreads);
fprint(2, "hflush stats\n");
hflush(hout);
fprint(2, "done with stats\n");
return 0;
}
@ -288,7 +305,7 @@ sindex(HConnect *c)
int i, r, active;
r = preqtext(c);
if(r <= 0)
if(r < 0)
return r;
hout = &c->hout;
@ -348,7 +365,7 @@ dindex(HConnect *c)
int i, r;
r = preqtext(c);
if(r <= 0)
if(r < 0)
return r;
hout = &c->hout;
@ -376,7 +393,7 @@ xindex(HConnect *c)
int r;
r = preq(c);
if(r <= 0)
if(r < 0)
return r;
hout = &c->hout;