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1642 lines
72 KiB
1642 lines
72 KiB
/******************************************************************************
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* Copyright © 2014-2016 The SuperNET Developers. *
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* *
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* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
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* the top-level directory of this distribution for the individual copyright *
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* holder information and the developer policies on copyright and licensing. *
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* *
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* Unless otherwise agreed in a custom licensing agreement, no part of the *
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* SuperNET software, including this file may be copied, modified, propagated *
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* or distributed except according to the terms contained in the LICENSE file *
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* *
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* Removal or modification of this copyright notice is prohibited. *
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* *
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******************************************************************************/
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#include "iguana777.h"
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// peer context, ie massively multithreaded -> bundlesQ
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static int32_t numDuplicates,numAfteremit;
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static int64_t sizeDuplicates,sizeAfteremit;
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struct iguana_bundlereq *iguana_bundlereq(struct iguana_info *coin,struct iguana_peer *addr,int32_t type,uint8_t *data,int32_t datalen)
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{
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struct iguana_bundlereq *req; int32_t allocsize;
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if ( data == 0 )
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datalen = 0;
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allocsize = (uint32_t)sizeof(*req) + datalen;
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req = mycalloc(type,1,allocsize);
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req->allocsize = allocsize;
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req->datalen = datalen;
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req->addr = addr;
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req->coin = coin;
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req->type = type;
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if ( data != 0 && datalen > 0 )
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memcpy(req->serializeddata,data,datalen);
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return(req);
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}
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int32_t iguana_speculativesearch(struct iguana_info *coin,struct iguana_block **blockptrp,bits256 hash2)
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{
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int32_t i,j; struct iguana_bundle *bp;
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if ( blockptrp != 0 )
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*blockptrp = 0;
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for (i=0; i<coin->bundlescount; i++)
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{
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if ( (bp= coin->bundles[i]) != 0 && bp->speculative != 0 )
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{
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for (j=0; j<bp->n&&j<bp->numspec; j++)
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if ( bits256_cmp(hash2,bp->speculative[j]) == 0 )
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{
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if ( blockptrp != 0 )
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*blockptrp = bp->blocks[j];
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if ( bp->speculativecache[j] != 0 )
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return(1);
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else return(-1);
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}
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}
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}
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return(0);
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}
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int32_t iguana_sendblockreqPT(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_bundle *bp,int32_t bundlei,bits256 hash2,int32_t iamthreadsafe)
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{
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static bits256 lastreq,lastreq2;
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int32_t len,j; struct iguana_bundle *checkbp; uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(uint32_t)*32 + sizeof(bits256)]; struct iguana_block *block=0;
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char hexstr[65]; init_hexbytes_noT(hexstr,hash2.bytes,sizeof(hash2));
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if ( addr == 0 || memcmp(lastreq.bytes,hash2.bytes,sizeof(hash2)) == 0 || memcmp(lastreq2.bytes,hash2.bytes,sizeof(hash2)) == 0 )
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{
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//printf("duplicate req %s or null addr.%p\n",bits256_str(hexstr,hash2),addr);
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// if ( (rand() % 10 ) != 0 )
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return(0);
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}
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if ( addr->usock < 0 )
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return(0);
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checkbp = 0, j = -2;
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if ( (checkbp= iguana_bundlefind(coin,&checkbp,&j,hash2)) != 0 && j >= 0 && j < checkbp->n )
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{
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if ( checkbp->emitfinish != 0 || ((block= checkbp->blocks[j]) != 0 && block->txvalid != 0) )
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{
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//printf("found valid [%d:%d] in blockreqPT\n",checkbp->hdrsi,j);
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return(0);
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}
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}
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if ( 1 && coin->enableCACHE != 0 && iguana_speculativesearch(coin,&block,hash2) != 0 )
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{
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if ( block != 0 && block->hdrsi != 0 && block->bundlei != 0 )
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{
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//printf("found valid [%d:%d] in blockreqPT txvalid.%d\n",block!=0?block->hdrsi:-1,block!=0?block->bundlei:-1,block->txvalid);
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if ( block->txvalid != 0 )
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return(0);
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}
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}
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if ( addr->msgcounts.verack == 0 )
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{
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//printf("iguana_sendblockreq (%s) addrind.%d hasn't verack'ed yet\n",addr->ipaddr,addr->addrind);
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//iguana_send_version(coin,addr,coin->myservices);
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return(-1);
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}
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lastreq2 = lastreq;
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lastreq = hash2;
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if ( (len= iguana_getdata(coin,serialized,MSG_BLOCK,&hash2,1)) > 0 )
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{
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iguana_send(coin,addr,serialized,len);
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coin->numreqsent++;
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addr->pendblocks++;
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addr->pendtime = (uint32_t)time(NULL);
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if ( bp != 0 && bundlei >= 0 && bundlei < bp->n )
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bp->issued[bundlei] = addr->pendtime;
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if ( block != 0 )
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block->issued = addr->pendtime;
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if ( 0 && coin->current == bp )
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printf("REQ.%s bundlei.%d hdrsi.%d\n",bits256_str(hexstr,hash2),bundlei,bp!=0?bp->hdrsi:-1);
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} else printf("MSG_BLOCK null datalen.%d\n",len);
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return(len);
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}
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int32_t iguana_sendtxidreq(struct iguana_info *coin,struct iguana_peer *addr,bits256 hash2)
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{
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uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(uint32_t)*32 + sizeof(bits256)];
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int32_t len,i,r,j; //char hexstr[65]; init_hexbytes_noT(hexstr,hash2.bytes,sizeof(hash2));
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if ( (len= iguana_getdata(coin,serialized,MSG_TX,&hash2,1)) > 0 )
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{
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if ( addr == 0 )
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{
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r = rand();
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for (i=0; i<coin->MAXPEERS; i++)
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{
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j = (i + r) % coin->MAXPEERS;
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addr = &coin->peers->active[j];
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if ( coin->peers->active[j].usock >= 0 && coin->peers->active[j].dead == 0 )
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{
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iguana_send(coin,addr,serialized,len);
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break;
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}
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}
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} else iguana_send(coin,addr,serialized,len);
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} else printf("MSG_TX null datalen.%d\n",len);
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printf("send MSG_TX.%d\n",len);
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return(len);
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}
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int32_t iguana_txidreq(struct iguana_info *coin,char **retstrp,bits256 txid)
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{
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int32_t i;
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while ( coin->numreqtxids >= sizeof(coin->reqtxids)/sizeof(*coin->reqtxids) )
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{
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printf("txidreq full, wait\n");
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sleep(1);
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}
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char str[65]; printf("txidreq.%s\n",bits256_str(str,txid));
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coin->reqtxids[coin->numreqtxids++] = txid;
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for (i=0; i<coin->MAXPEERS; i++)
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if ( coin->peers->active[i].usock >= 0 )
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iguana_sendtxidreq(coin,coin->peers->ranked[i],txid);
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return(0);
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}
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void iguana_gotunconfirmedM(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_msgtx *tx,uint8_t *data,int32_t datalen)
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{
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struct iguana_bundlereq *req;
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char str[65]; printf("%s unconfirmed.%s\n",addr->ipaddr,bits256_str(str,tx->txid));
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req = iguana_bundlereq(coin,addr,'U',data,datalen);
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req->datalen = datalen;
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req->txid = tx->txid;
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memcpy(req->serializeddata,data,datalen);
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queue_enqueue("recvQ",&coin->recvQ,&req->DL,0);
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}
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#ifdef later
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struct iguana_txblock *iguana_peertxdata(struct iguana_info *coin,int32_t *bundleip,char *fname,struct OS_memspace *mem,uint32_t ipbits,bits256 hash2)
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{
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int32_t bundlei,datalen,checki,hdrsi,fpos; char str[65],str2[65]; FILE *fp;
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bits256 checkhash2; struct iguana_txblock *txdata = 0; static const bits256 zero;
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if ( (bundlei= iguana_peerfname(coin,&hdrsi,GLOBAL_TMPDIR,fname,ipbits,hash2,zero,1)) >= 0 )
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//if ( (bundlei= iguana_peerfname(coin,&hdrsi,fname,ipbits,hash2)) >= 0 )
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{
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if ( (fp= fopen(fname,"rb")) != 0 )
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{
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fseek(fp,bundlei * sizeof(bundlei),SEEK_SET);
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fread(&fpos,1,sizeof(fpos),fp);
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fseek(fp,fpos,SEEK_SET);
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fread(&checki,1,sizeof(checki),fp);
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if ( ftell(fp)-sizeof(checki) == fpos && bundlei == checki )
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{
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fread(&checkhash2,1,sizeof(checkhash2),fp);
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if ( memcmp(hash2.bytes,checkhash2.bytes,sizeof(hash2)) == 0 )
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{
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fread(&datalen,1,sizeof(datalen),fp);
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if ( datalen < (mem->totalsize - mem->used - 4) )
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{
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if ( (txdata= iguana_memalloc(mem,datalen,0)) != 0 )
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{
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fread(txdata,1,datalen,fp);
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if ( txdata->datalen != datalen || txdata->block.bundlei != bundlei )
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{
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printf("%s peertxdata txdata->datalen.%d != %d bundlei.%d vs %d\n",bits256_str(str,txdata->block.RO.hash2),txdata->datalen,datalen,txdata->block.bundlei,bundlei);
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//getchar();
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txdata = 0;
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iguana_memreset(mem);
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} //else printf("SUCCESS txdata.%s bundlei.%d fpos.%d T.%d U.%d S.%d P.%d\n",bits256_str(str,txdata->block.hash2),bundlei,fpos,txdata->numtxids,txdata->numunspents,txdata->numspends,txdata->numpkinds);
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} else printf("peertxdata error allocating txdata\n");
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} else printf("mismatch peertxdata datalen %d vs %ld totalsize %ld\n",datalen,mem->totalsize - mem->used - 4,(long)mem->totalsize);
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} else printf("peertxdata hash mismatch %s != %s\n",bits256_str(str,hash2),bits256_str(str2,checkhash2));
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} else printf("peertxdata bundlei.%d != checki.%d, fpos.%d ftell.%ld\n",bundlei,checki,fpos,ftell(fp));
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fclose(fp);
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} else printf("cant find file.(%s)\n",fname);
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} //else printf("bundlei.%d\n",bundlei);
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*bundleip = bundlei;
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return(txdata);
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}
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#endif
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int32_t iguana_speculativefind(struct iguana_info *coin,struct iguana_bundle *bp,struct iguana_block *block,uint8_t *data,int32_t recvlen)
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{
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int32_t i,j,numcached,cachelen=0; uint8_t *tmp; char str[65];
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if ( coin->enableCACHE == 0 || recvlen < 0 )
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return(-1);
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if ( recvlen < 0 || recvlen > IGUANA_MAXPACKETSIZE )
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{
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printf("iguana_speculativefind: illegal recvlen.%d\n",recvlen);
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return(-1);
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}
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for (i=0; i<bp->n; i++)
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{
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if ( bits256_cmp(bp->speculative[i],block->RO.hash2) == 0 )
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{
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if ( (tmp= bp->speculativecache[i]) != 0 )
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{
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memcpy(&cachelen,tmp,sizeof(cachelen));
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if ( cachelen < 0 || cachelen > IGUANA_MAXPACKETSIZE )
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{
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printf("illegal cachelen.%d %s [%d:%d] %p\n",cachelen,coin->symbol,bp->hdrsi,i,tmp);
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bp->speculativecache[i] = 0;
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continue;
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}
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if ( memcmp(&recvlen,tmp,sizeof(recvlen)) != 0 || memcmp(&tmp[sizeof(recvlen)],data,recvlen) != 0 )
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{
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//printf("cachedata ERROR [%d:%d] already has recvlen.%d vs %d for %s\n",bp->hdrsi,i,recvlen,cachelen,bits256_str(str,block->RO.hash2));
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}
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return(0);
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}
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bp->speculativecache[i] = calloc(1,recvlen + sizeof(recvlen));
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memcpy(bp->speculativecache[i],&recvlen,sizeof(recvlen));
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memcpy(&bp->speculativecache[i][sizeof(recvlen)],data,recvlen);
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for (j=numcached=0; j<bp->n; j++)
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if ( bp->speculativecache[j] != 0 )
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numcached++;
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if ( 0 && bp == coin->current )
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printf("cache %s [%d:%d] h.%d s.%d c.%d -> %d\n",bits256_str(str,block->RO.hash2),bp->hdrsi,i,bp->numhashes,bp->numsaved,bp->numcached,numcached);
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return(i);
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}
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}
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return(-1);
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}
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int8_t iguana_blockstatus(struct iguana_info *coin,struct iguana_block *block)
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{
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int32_t status = 0;
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if ( block->RO.recvlen != 0 )
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status |= 1;
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if ( block->fpipbits != 0 )
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status |= 2;
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if ( block->fpos >= 0 )
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status |= 4;
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if ( bits256_nonz(block->RO.prev_block) != 0 )
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status |= 8;
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if ( block->queued != 0 )
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status |= 0xc0; // force negative, 0x80 can be +128
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return(status);
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}
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void iguana_bundletime(struct iguana_info *coin,struct iguana_bundle *bp,int32_t bundlei,struct iguana_block *block,int32_t duplicateflag)
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{
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uint32_t starttime; int32_t duration;
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if ( bp != 0 && bundlei >= 0 && bundlei < bp->n && block != 0 )
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{
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starttime = block->issued;
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if ( starttime == 0 || bp->issued[bundlei] > block->issued )
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starttime = bp->issued[bundlei];
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bp->issued[bundlei] = 1;
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if ( starttime != 0 )
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{
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duration = (uint32_t)time(NULL) - starttime;
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if ( duplicateflag != 0 )
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{
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bp->duplicatedurations += duration;
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bp->duplicatescount++;
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}
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else
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{
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bp->totaldurations += duration;
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bp->durationscount++;
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}
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if ( (block= bp->blocks[bundlei]) != 0 && block->lag == 0 )
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block->lag = duration;
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}
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}
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}
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void iguana_gotblockM(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_txblock *origtxdata,struct iguana_msgtx *txarray,struct iguana_msghdr *H,uint8_t *data,int32_t recvlen)
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{
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struct iguana_bundlereq *req; struct iguana_txblock *txdata = 0; int32_t valid,speculative=0,i,j,bundlei,copyflag; struct iguana_block *block; struct iguana_bundle *bp; uint32_t now; char str[65];
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if ( recvlen < 0 || recvlen > IGUANA_MAXPACKETSIZE )
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{
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printf("iguana_getblockM: illegal recvlen.%d\n",recvlen);
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return;
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}
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if ( 0 )
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{
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for (i=0; i<txdata->space[0]; i++)
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if ( txdata->space[i] != 0 )
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break;
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if ( i != txdata->space[0] )
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{
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for (i=0; i<txdata->space[0]; i++)
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printf("%02x ",txdata->space[i]);
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printf("extra\n");
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}
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}
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if ( coin->numreqtxids > 0 )
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{
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for (i=0; i<origtxdata->zblock.RO.txn_count; i++)
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{
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for (j=0; j<coin->numreqtxids; j++)
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{
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if ( memcmp(coin->reqtxids[j].bytes,txarray[i].txid.bytes,sizeof(bits256)) == 0 )
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{
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char str[65]; printf("i.%d j.%d found txid.%s\n",i,j,bits256_str(str,coin->reqtxids[j]));
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}
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}
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}
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}
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origtxdata->zblock.RO.allocsize = sizeof(origtxdata->zblock);
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if ( iguana_blockvalidate(coin,&valid,(struct iguana_block *)&origtxdata->zblock,1) < 0 )
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{
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printf("got block that doesnt validate? %s\n",bits256_str(str,origtxdata->zblock.RO.hash2));
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return;
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}
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else if ( 0 && coin->enableCACHE != 0 )
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printf("cache.%d validated.(%s)\n",coin->enableCACHE,bits256_str(str,origtxdata->zblock.RO.hash2));
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origtxdata->zblock.txvalid = 1;
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if ( coin->virtualchain == 0 && addr != 0 && addr != &coin->internaladdr )
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{
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static uint64_t received[IGUANA_MAXPEERS],count[IGUANA_MAXPEERS],lastcount,lastreceived,last;
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received[addr->addrind] += recvlen;
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count[addr->addrind]++;
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now = (uint32_t)time(NULL);
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if ( ((rand() % 1000) == 0 && now > last+10) || now > last+600 )
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{
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int64_t sum2 = 0,sum = 0,diffr,diff; double bw = 0.;
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for (i=0; i<sizeof(received)/sizeof(*received); i++)
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sum += received[i], sum2 += count[i];
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diffr = (sum - lastreceived), diff = (sum2 - lastcount);
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//printf("diffr %d diff %d, last %d/%d\n",(int32_t)diffr,(int32_t)diff,(int32_t)lastreceived,(int32_t)lastcount);
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lastreceived = sum, lastcount = sum2;
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if ( diff != 0 )
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{
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bw = ((double)diffr / (now - last + 1));
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if ( bw > coin->maxbandwidth )
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coin->maxbandwidth = bw;
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}
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dxblend(&coin->bandwidth,bw,.9);
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char str[65],str2[65],str3[65],str4[65]; printf("%s BLOCKS.%llu RECV %s ave %.1f | dup.%d %s after.%d %s %s/sec %.2f%% %s\n",coin->symbol,(long long)sum2,mbstr(str,sum),(double)sum/(sum2!=0?sum2:1),numDuplicates,mbstr(str2,sizeDuplicates),numAfteremit,mbstr(str3,sizeAfteremit),mbstr(str4,bw),coin->maxbandwidth!=0.?100.*coin->bandwidth/coin->maxbandwidth:0.,coin->maxbandwidth>4*coin->bandwidth?"SLOW":"");
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last = now;
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}
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if ( coin->bandwidth < 0.25*coin->maxbandwidth )
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{
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//printf(">>SLOW.%d<< ",addr->addrind);
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//iguana_blast(coin,addr);
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}
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}
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copyflag = (coin->enableCACHE != 0) && (strcmp(coin->symbol,"BTC") != 0);
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bp = 0, bundlei = -2;
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bp = iguana_bundlefind(coin,&bp,&bundlei,origtxdata->zblock.RO.hash2);
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if ( bp != 0 && bundlei >= 0 && bundlei < bp->n )
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{
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block = bp->blocks[bundlei];
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if ( bp->emitfinish != 0 )
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{
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numAfteremit++;
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sizeAfteremit += recvlen;
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if ( block != 0 )
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iguana_bundletime(coin,bp,bundlei,block,1);
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//printf("got [%d:%d] with emitfinish.%u\n",bp->hdrsi,bundlei,bp->emitfinish);
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return;
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}
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bp->dirty++;
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if ( bundlei >= 0 && block != 0 )
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{
|
|
if ( block->fpipbits != 0 && block->txvalid != 0 )
|
|
{
|
|
numDuplicates++;
|
|
sizeDuplicates += recvlen;
|
|
iguana_bundletime(coin,bp,bundlei,block,1);
|
|
//printf("duplicate [%d:%d] %s\n",bp->hdrsi,bundlei,bits256_str(str,block->RO.hash2));
|
|
if ( bits256_cmp(origtxdata->zblock.RO.hash2,block->RO.hash2) == 0 )
|
|
return;
|
|
else printf("mismatched tx received? mainchain.%d\n",block->mainchain);
|
|
if ( block->mainchain != 0 )
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
iguana_bundletime(coin,bp,bundlei,block,0);
|
|
if ( 0 && bp == coin->current )
|
|
printf("recv [%d:%d] %s\n",bp->hdrsi,bundlei,bits256_str(str,block->RO.hash2));
|
|
}
|
|
iguana_blockzcopyRO(coin->chain->zcash,&block->RO,0,&origtxdata->zblock.RO,0);
|
|
block->txvalid = 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( (bp= coin->current) != 0 )
|
|
{
|
|
for (i=0; i<coin->bundlescount; i++)
|
|
{
|
|
if ( (bp= coin->bundles[i]) != 0 && bp->emitfinish == 0 && bp->speculative != 0 && bp->numhashes < bp->n )
|
|
{
|
|
if ( (j= iguana_speculativefind(coin,bp,(struct iguana_block *)&origtxdata->zblock,data,recvlen)) >= 0 )
|
|
{
|
|
copyflag = 0;
|
|
speculative = 1;
|
|
if ( bp->blocks[j] != 0 )
|
|
iguana_bundletime(coin,bp,j,bp->blocks[j],0);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
block = 0;
|
|
if ( copyflag != 0 && recvlen != 0 && (bp == 0 || bundlei < 0 || ((block= bp->blocks[bundlei]) != 0 && block->fpipbits == 0 && block->req == 0)) )
|
|
{
|
|
struct iguana_msghdr checkH;
|
|
req = iguana_bundlereq(coin,addr,'B',data,copyflag * recvlen);
|
|
req->copyflag = 1;
|
|
req->H = *H;
|
|
if ( 0 && iguana_sethdr(&checkH,coin->chain->netmagic,H->command,req->serializeddata,recvlen) > 0 && memcmp(&checkH,H,sizeof(checkH)) != 0 )
|
|
{
|
|
int z;
|
|
for (z=0; z<sizeof(checkH); z++)
|
|
printf("%02x",((uint8_t *)&checkH)[z]);
|
|
printf(" req->H datalen.%d crc.%08x error\n",recvlen,calc_crc32(0,data,recvlen));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
copyflag = 0;
|
|
req = iguana_bundlereq(coin,addr,'B',0,0);
|
|
}
|
|
req->recvlen = recvlen;
|
|
if ( bits256_cmp(origtxdata->zblock.RO.hash2,coin->APIblockhash) == 0 )
|
|
{
|
|
printf("MATCHED APIblockhash\n");
|
|
coin->APIblockstr = calloc(1,recvlen*2+1);
|
|
init_hexbytes_noT(coin->APIblockstr,data,recvlen);
|
|
}
|
|
txdata = origtxdata;
|
|
if ( addr != 0 )
|
|
{
|
|
if ( addr->pendblocks > 0 )
|
|
addr->pendblocks--;
|
|
addr->lastblockrecv = (uint32_t)time(NULL);
|
|
addr->recvblocks += 1.;
|
|
addr->recvtotal += recvlen;
|
|
if ( speculative == 0 && iguana_ramchain_data(coin,addr,origtxdata,txarray,origtxdata->zblock.RO.txn_count,data,recvlen) >= 0 )
|
|
{
|
|
txdata->zblock.fpipbits = (uint32_t)addr->ipbits;
|
|
txdata->zblock.RO.recvlen = recvlen;
|
|
txdata->zblock.fpos = 0;
|
|
req->datalen = txdata->datalen;
|
|
req->ipbits = txdata->zblock.fpipbits;
|
|
/*if ( 0 )
|
|
{
|
|
struct iguana_txblock *checktxdata; struct OS_memspace checkmem; int32_t checkbundlei;
|
|
memset(&checkmem,0,sizeof(checkmem));
|
|
iguana_meminit(&checkmem,"checkmem",0,txdata->datalen + 4096,0);
|
|
if ( (checktxdata= iguana_peertxdata(coin,&checkbundlei,fname,&checkmem,(uint32_t)addr->ipbits,txdata->block.RO.hash2)) != 0 )
|
|
{
|
|
printf("check datalen.%d bundlei.%d T.%d U.%d S.%d P.%d X.%d\n",checktxdata->datalen,checkbundlei,checktxdata->numtxids,checktxdata->numunspents,checktxdata->numspends,checktxdata->numpkinds,checktxdata->numexternaltxids);
|
|
}
|
|
iguana_mempurge(&checkmem);
|
|
}*/
|
|
} //else printf("cant save block\n");
|
|
}
|
|
req->zblock = txdata->zblock;
|
|
if ( coin->virtualchain != 0 )
|
|
printf("%s recvlen.%d ipbits.%x prev.(%s)\n",coin->symbol,req->zblock.RO.recvlen,req->zblock.fpipbits,bits256_str(str,txdata->zblock.RO.prev_block));
|
|
req->zblock.RO.txn_count = req->numtx = txdata->zblock.RO.txn_count;
|
|
coin->recvcount++;
|
|
coin->recvtime = (uint32_t)time(NULL);
|
|
req->addr = addr;
|
|
netBLOCKS++;
|
|
queue_enqueue("recvQ",&coin->recvQ,&req->DL,0);
|
|
}
|
|
|
|
void iguana_gottxidsM(struct iguana_info *coin,struct iguana_peer *addr,bits256 *txids,int32_t n)
|
|
{
|
|
struct iguana_bundlereq *req;
|
|
//printf("got %d txids from %s\n",n,addr->ipaddr);
|
|
req = iguana_bundlereq(coin,addr,'T',0,0);
|
|
req->hashes = txids, req->n = n;
|
|
queue_enqueue("recvQ",&coin->recvQ,&req->DL,0);
|
|
}
|
|
|
|
void iguana_gotheadersM(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_zblock *zblocks,int32_t n)
|
|
{
|
|
struct iguana_bundlereq *req; int32_t i,num;
|
|
if ( addr != 0 )
|
|
{
|
|
static uint32_t hdrsreceived[IGUANA_MAXPEERS];
|
|
hdrsreceived[addr->addrind] += n;
|
|
char str[65];
|
|
if ( (rand() % 1000) == 0 )
|
|
{
|
|
uint32_t i,sum = 0;
|
|
for (i=0; i<sizeof(hdrsreceived)/sizeof(*hdrsreceived); i++)
|
|
sum += hdrsreceived[i];
|
|
printf("TOTAL HDRS RECEIVED %u -> %s\n",sum,mbstr(str,sum*80));
|
|
}
|
|
addr->recvhdrs++;
|
|
if ( addr->pendhdrs > 0 )
|
|
addr->pendhdrs--;
|
|
//printf("%s blocks[%d] ht.%d gotheaders pend.%d %.0f\n",addr->ipaddr,n,blocks[0].height,addr->pendhdrs,milliseconds());
|
|
if ( bits256_cmp(zblocks[1].RO.hash2,coin->RThash1) == 0 )
|
|
{
|
|
num = (n < coin->chain->bundlesize ? n : coin->chain->bundlesize);
|
|
for (i=0; i<num; i++)
|
|
addr->RThashes[i] = zblocks[i].RO.hash2;
|
|
addr->numRThashes = num;
|
|
}
|
|
}
|
|
req = iguana_bundlereq(coin,addr,'H',0,0);
|
|
req->blocks = zblocks, req->n = n;
|
|
HDRnet++;
|
|
queue_enqueue("recvQ",&coin->recvQ,&req->DL,0);
|
|
}
|
|
|
|
void iguana_gotblockhashesM(struct iguana_info *coin,struct iguana_peer *addr,bits256 *blockhashes,int32_t n)
|
|
{
|
|
struct iguana_bundlereq *req; int32_t num;
|
|
if ( addr != 0 )
|
|
{
|
|
addr->recvhdrs++;
|
|
if ( addr->pendhdrs > 0 )
|
|
addr->pendhdrs--;
|
|
if ( bits256_cmp(blockhashes[1],coin->RThash1) == 0 )
|
|
{
|
|
num = (n < coin->chain->bundlesize ? n : coin->chain->bundlesize);
|
|
memcpy(addr->RThashes,blockhashes,num * sizeof(*addr->RThashes));
|
|
addr->numRThashes = num;
|
|
}
|
|
}
|
|
req = iguana_bundlereq(coin,addr,'S',0,0);
|
|
req->hashes = blockhashes, req->n = n;
|
|
char str[65];
|
|
if ( 0 && n > 2 && addr != 0 )
|
|
printf("addr.%d %s [%d]\n",addr->rank,bits256_str(str,blockhashes[1]),n);
|
|
queue_enqueue("recvQ",&coin->recvQ,&req->DL,0);
|
|
if ( strcmp("BTC",coin->symbol) != 0 && n > coin->chain->bundlesize )
|
|
iguana_sendblockreqPT(coin,addr,0,-1,blockhashes[1],0);
|
|
}
|
|
|
|
uint32_t iguana_allhashcmp(struct iguana_info *coin,struct iguana_bundle *bp,bits256 *blockhashes,int32_t num)
|
|
{
|
|
bits256 allhash; int32_t err,i,n; struct iguana_block *block,*prev;
|
|
if ( bits256_nonz(bp->allhash) > 0 && num >= coin->chain->bundlesize && bp->emitfinish == 0 )
|
|
{
|
|
vcalc_sha256(0,allhash.bytes,blockhashes[0].bytes,coin->chain->bundlesize * sizeof(*blockhashes));
|
|
if ( memcmp(allhash.bytes,bp->allhash.bytes,sizeof(allhash)) == 0 )
|
|
{
|
|
if ( bp->bundleheight > 0 )
|
|
prev = iguana_blockfind("allhashcmp",coin,iguana_blockhash(coin,bp->bundleheight-1));
|
|
else prev = 0;
|
|
for (i=n=0; i<coin->chain->bundlesize&&i<bp->n; i++)
|
|
{
|
|
if ( (err= iguana_bundlehash2add(coin,&block,bp,i,blockhashes[i])) < 0 )
|
|
{
|
|
printf("error adding blockhash allhashes hdrsi.%d i.%d\n",bp->hdrsi,i);
|
|
return(err);
|
|
}
|
|
if ( block != 0 && block == bp->blocks[i] )
|
|
{
|
|
if ( i > 0 )
|
|
block->RO.prev_block = blockhashes[i-1];
|
|
block->height = bp->bundleheight + i;
|
|
//printf("allhashcmp ht.%d for %d\n",block->height,i);
|
|
block->mainchain = 1;
|
|
if ( prev != 0 )
|
|
{
|
|
block->RO.prev_block = prev->RO.hash2;
|
|
prev->hh.next = block;
|
|
block->hh.prev = prev;
|
|
}
|
|
//if ( bp->hdrsi < coin->MAXBUNDLES )
|
|
// iguana_blockQ(coin,bp,i,blockhashes[i],0);
|
|
} else printf("no allhashes block.%p or mismatch.%p\n",block,bp->blocks[i]);
|
|
prev = block;
|
|
}
|
|
coin->allhashes++;
|
|
n = 0;
|
|
if ( bp->hdrsi < coin->MAXBUNDLES || (coin->current != 0 && coin->lastpending != 0 && bp->hdrsi >= coin->current->hdrsi && bp->hdrsi <= coin->lastpending->hdrsi) )
|
|
n = iguana_bundleissuemissing(coin,bp,1,3.);
|
|
if ( 0 && n > 0 )
|
|
printf("ALLHASHES FOUND! %d allhashes.%d issued %d\n",bp->bundleheight,coin->allhashes,n);
|
|
if ( bp->queued == 0 )
|
|
iguana_bundleQ(coin,bp,bp->n*5 + (rand() % 500));
|
|
return(bp->queued);
|
|
}
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
void iguana_bundlespeculate(struct iguana_info *coin,struct iguana_bundle *bp,int32_t bundlei,bits256 hash2,int32_t offset)
|
|
{
|
|
if ( bp == 0 )
|
|
return;
|
|
if ( strcmp("BTC",coin->symbol) != 0 && bp->numhashes < bp->n && bundlei == 0 && bp->speculative == 0 && bp->bundleheight < coin->longestchain-coin->chain->bundlesize )
|
|
{
|
|
char str[65]; bits256_str(str,bp->hashes[0]);
|
|
//fprintf(stderr,"Afound block -> %d %d hdr.%s\n",bp->bundleheight,coin->longestchain-coin->chain->bundlesize,str);
|
|
queue_enqueue("hdrsQ",&coin->hdrsQ,queueitem(str),1);
|
|
}
|
|
/*else if ( bp->speculative != 0 && bundlei < bp->numspec && memcmp(hash2.bytes,bp->speculative[bundlei].bytes,sizeof(hash2)) == 0 )
|
|
{
|
|
bundlei += offset;
|
|
if ( bundlei < bp->n && bundlei < bp->numspec && time(NULL) > bp->issued[bundlei]+30 )
|
|
{
|
|
char str[65]; printf("speculative req[%d] %s\n",bundlei,bits256_str(str,bp->speculative[bundlei]));
|
|
iguana_blockQ("speculate",coin,0,-1,bp->speculative[bundlei],0);
|
|
bp->issued[bundlei] = (uint32_t)time(NULL);
|
|
}
|
|
} */ //else printf("speculative.%p %d vs %d cmp.%d\n",bp->speculative,bundlei,bp->numspec,bp->speculative!=0?memcmp(hash2.bytes,bp->speculative[bundlei].bytes,sizeof(hash2)):-1);*/
|
|
}
|
|
|
|
int32_t iguana_bundlehashadd(struct iguana_info *coin,struct iguana_bundle *bp,int32_t bundlei,struct iguana_block *block)
|
|
{
|
|
static const bits256 zero;
|
|
struct iguana_ramchain blockR; int32_t hdrsi,firstflag=0,checki,retval=-1; long size = 0; FILE *fp; char fname[1024];
|
|
block->bundlei = bundlei;
|
|
block->hdrsi = bp->hdrsi;
|
|
if ( bits256_nonz(bp->hashes[bundlei]) != 0 && bits256_cmp(bp->hashes[bundlei],block->RO.hash2) != 0 )
|
|
{
|
|
char str[65],str2[65]; printf("mismatched.[%d:%d] %s <-? %s%s\n",bp->hdrsi,bundlei,bits256_str(str,bp->hashes[bundlei]),bits256_str(str2,block->RO.hash2),block->mainchain?".main":"");
|
|
if ( block == bp->blocks[bundlei] )
|
|
{
|
|
if ( block->mainchain == 0 )
|
|
{
|
|
printf("mainchain blockptr.%p vs %p\n",block,bp->blocks[bundlei]);
|
|
return(-1);
|
|
}
|
|
}
|
|
else if ( bp->blocks[bundlei] != 0 )
|
|
{
|
|
printf("mismatched blockptr.%p vs %p\n",block,bp->blocks[bundlei]);
|
|
return(-1);
|
|
}
|
|
}
|
|
//if ( bp->blocks[bundlei] == 0 )
|
|
firstflag = 1;
|
|
bp->blocks[bundlei] = block;
|
|
iguana_bundlehash2add(coin,0,bp,bundlei,block->RO.hash2);
|
|
if ( firstflag != 0 && bp->emitfinish == 0 )
|
|
{
|
|
//block->fpos = -1;
|
|
if ( 0 && iguana_ramchainfile(coin,0,&blockR,bp,bundlei,block) == 0 )
|
|
{
|
|
size = sizeof(blockR);
|
|
iguana_ramchain_free(coin,&blockR,1);
|
|
}
|
|
else if ( bp->hdrsi > 0 && bp->hdrsi == coin->longestchain/bp->n )
|
|
{
|
|
checki = iguana_peerfname(coin,&hdrsi,GLOBAL_TMPDIR,fname,0,block->RO.hash2,zero,1,0);
|
|
if ( (fp= fopen(fname,"rb")) != 0 )
|
|
{
|
|
fseek(fp,0,SEEK_END);
|
|
size = (uint32_t)ftell(fp);
|
|
fclose(fp);
|
|
}
|
|
}
|
|
if ( size != 0 )
|
|
{
|
|
retval = 0;
|
|
//printf("initialize with fp.[%d:%d] len.%ld\n",bp->hdrsi,bundlei,size);
|
|
block->RO.recvlen = (int32_t)size;
|
|
block->fpipbits = 1;
|
|
block->txvalid = 1;
|
|
block->fpos = 0;
|
|
block->issued = (uint32_t)time(NULL);
|
|
}
|
|
}
|
|
return(retval);
|
|
}
|
|
|
|
// main context, ie single threaded
|
|
struct iguana_bundle *iguana_bundleset(struct iguana_info *coin,struct iguana_block **blockp,int32_t *bundleip,struct iguana_block *origblock)
|
|
{
|
|
struct iguana_block *block,*prevblock; bits256 zero,hash2,prevhash2; struct iguana_bundle *prevbp,*bp = 0; int32_t prevbundlei,bundlei = -2; // struct iguana_ramchain blockR;
|
|
*bundleip = -2; *blockp = 0;
|
|
if ( origblock == 0 )
|
|
return(0);
|
|
memset(zero.bytes,0,sizeof(zero));
|
|
hash2 = origblock->RO.hash2;
|
|
if ( (block= iguana_blockhashset("bundleset",coin,-1,hash2,1)) != 0 )
|
|
{
|
|
prevhash2 = origblock->RO.prev_block;
|
|
if ( block != origblock )
|
|
{
|
|
iguana_blockcopy(coin->chain->zcash,coin->chain->auxpow,coin,block,origblock);
|
|
//fprintf(stderr,"bundleset block.%p vs origblock.%p prev.%d bits.%x fpos.%ld\n",block,origblock,bits256_nonz(prevhash2),block->fpipbits,block->fpos);
|
|
}
|
|
*blockp = block;
|
|
//if ( 0 && bits256_nonz(prevhash2) > 0 )
|
|
// iguana_patch(coin,block);
|
|
bp = 0, bundlei = -2;
|
|
if ( (bp= iguana_bundlefind(coin,&bp,&bundlei,hash2)) != 0 && bundlei < coin->chain->bundlesize )
|
|
{
|
|
if ( iguana_bundlehashadd(coin,bp,bundlei,block) < 0 )
|
|
{
|
|
if ( bp->emitfinish == 0 && block->issued == 0 && strcmp("BTC",coin->symbol) != 0 )//|| coin->PREFETCHLAG < 0) )
|
|
iguana_blockQ("bundleset",coin,bp,bundlei,block->RO.hash2,1);//coin->current == 0 || bp->hdrsi <= coin->current->hdrsi+coin->MAXBUNDLES);
|
|
}
|
|
//fprintf(stderr,"bundle found %d:%d\n",bp->hdrsi,bundlei);
|
|
//printf("bundlehashadd set.%d\n",bundlei);
|
|
if ( bundlei > 0 )
|
|
{
|
|
//printf("bundlehashadd prev %d\n",bundlei);
|
|
if ( bits256_nonz(prevhash2) != 0 )
|
|
iguana_bundlehash2add(coin,0,bp,bundlei-1,prevhash2);
|
|
}
|
|
else if ( bp->hdrsi > 0 && (bp= coin->bundles[bp->hdrsi-1]) != 0 )
|
|
iguana_bundlehash2add(coin,0,bp,coin->chain->bundlesize-1,prevhash2);
|
|
if ( 1 && strcmp("BTC",coin->symbol) != 0 )
|
|
iguana_bundlespeculate(coin,bp,bundlei,hash2,1);
|
|
}
|
|
prevbp = 0, prevbundlei = -2;
|
|
iguana_bundlefind(coin,&prevbp,&prevbundlei,prevhash2);
|
|
//if ( 0 && block->blockhashes != 0 )
|
|
// fprintf(stderr,"has blockhashes bp.%p[%d] prevbp.%p[%d]\n",bp,bundlei,prevbp,prevbundlei);
|
|
if ( prevbp != 0 && prevbundlei >= 0 && (prevblock= iguana_blockfind("bundleset2",coin,prevhash2)) != 0 )
|
|
{
|
|
if ( prevbundlei < coin->chain->bundlesize )
|
|
{
|
|
if ( prevbp->hdrsi+1 == coin->bundlescount && prevbundlei == coin->chain->bundlesize-1 )
|
|
{
|
|
printf("AUTOCREATE.%d\n",prevbp->bundleheight + coin->chain->bundlesize);
|
|
if ( (bp= iguana_bundlecreate(coin,bundleip,prevbp->bundleheight + coin->chain->bundlesize,hash2,zero,0)) != 0 )
|
|
{
|
|
if ( bp->queued == 0 )
|
|
iguana_bundleQ(coin,bp,1000);
|
|
}
|
|
}
|
|
if ( prevbundlei < coin->chain->bundlesize-1 )
|
|
{
|
|
//printf("bundlehash2add next %d\n",prevbundlei);
|
|
iguana_bundlehash2add(coin,0,prevbp,prevbundlei+1,hash2);
|
|
}
|
|
if ( 1 && strcmp("BTC",coin->symbol) != 0 )
|
|
iguana_bundlespeculate(coin,prevbp,prevbundlei,prevhash2,2);
|
|
}
|
|
}
|
|
} else printf("iguana_bundleset: error adding blockhash\n");
|
|
bp = 0, *bundleip = -2;
|
|
return(iguana_bundlefind(coin,&bp,bundleip,hash2));
|
|
}
|
|
|
|
void iguana_checklongestchain(struct iguana_info *coin,struct iguana_bundle *bp,int32_t num)
|
|
{
|
|
int32_t i; struct iguana_peer *addr;
|
|
if ( num > 3 && num < bp->n )
|
|
{
|
|
if ( coin->longestchain > bp->bundleheight+num+10*coin->chain->minconfirms )
|
|
{
|
|
printf("strange.%d suspicious longestchain.%d vs [%d:%d] %d bp->n %d\n",coin->longestchain_strange,coin->longestchain,bp->hdrsi,num,bp->bundleheight+num,bp->n);
|
|
if ( coin->longestchain_strange++ > 10 )
|
|
{
|
|
coin->badlongestchain = coin->longestchain;
|
|
coin->longestchain = bp->bundleheight+num;
|
|
coin->longestchain_strange = 0;
|
|
for (i=0; i<coin->peers->numranked; i++)
|
|
if ( (addr= coin->peers->ranked[i]) != 0 && addr->height >= coin->badlongestchain )
|
|
{
|
|
printf("blacklist addr.(%s) height %d\n",addr->ipaddr,addr->height);
|
|
addr->dead = 1;
|
|
addr->rank = 0;
|
|
}
|
|
}
|
|
}
|
|
else if ( coin->longestchain_strange > 0 )
|
|
{
|
|
printf("not strange.%d suspicious longestchain.%d vs [%d:%d] %d bp->n %d\n",coin->longestchain_strange,coin->longestchain,bp->hdrsi,num,bp->bundleheight+num,bp->n);
|
|
coin->longestchain_strange--;
|
|
}
|
|
}
|
|
}
|
|
|
|
struct iguana_bundlereq *iguana_recvblockhdrs(struct iguana_info *coin,struct iguana_bundlereq *req,struct iguana_zblock *zblocks,int32_t n,int32_t *newhwmp)
|
|
{
|
|
int32_t i,bundlei,match; struct iguana_block *block; bits256 prevhash2; uint8_t serialized[sizeof(struct iguana_msgblock) + sizeof(struct iguana_msgblockhdr_zcash)]; struct iguana_peer *addr; struct iguana_bundle *bp,*firstbp = 0;
|
|
if ( zblocks == 0 )
|
|
{
|
|
printf("iguana_recvblockhdrs null blocks?\n");
|
|
return(req);
|
|
}
|
|
//bsize = 1 + iguana_blockhdrsize(coin->symbol,coin->chain->zcash,coin->chain->auxpow);
|
|
if ( zblocks != 0 && n > 0 )
|
|
{
|
|
memset(prevhash2.bytes,0,sizeof(prevhash2));
|
|
for (i=match=0; i<n; i++)
|
|
{
|
|
//fprintf(stderr,"i.%d of %d bundleset\n",i,n);
|
|
bp = 0, bundlei = -1;
|
|
if ( i > 0 && bits256_cmp(prevhash2,zblocks[i].RO.prev_block) == 0 )
|
|
{
|
|
if ( (bp= iguana_bundleset(coin,&block,&bundlei,(struct iguana_block *)&zblocks[i])) != 0 )
|
|
{
|
|
bp->dirty++;
|
|
if ( 0 && bp->issued[bundlei] == 0 && bp->hdrsi < coin->MAXBUNDLES )
|
|
iguana_blockQ("recvhdr",coin,bp,bundlei,block->RO.hash2,1);
|
|
//printf("{%d:%d} ",bp->hdrsi,bundlei);
|
|
if ( i == 0 )
|
|
{
|
|
firstbp = bp;
|
|
iguana_checklongestchain(coin,bp,n);
|
|
}
|
|
if ( bundlei == i+1 && bp == firstbp )
|
|
match++;
|
|
else
|
|
{
|
|
if ( 0 && bp != coin->current && i != n-1 )
|
|
fprintf(stderr,"recvhdr: ht.%d[%d] vs i.%d\n",bp->bundleheight,bundlei,i);
|
|
}
|
|
}
|
|
}
|
|
prevhash2 = zblocks[i].RO.hash2;
|
|
//printf("%d bp.%p [%d] bundlei.%d %s prev.%s\n",i,bp,bp!=0?bp->hdrsi:-1,bundlei,bits256_str(str,zblocks[i].RO.hash2),bits256_str(str2,zblocks[i].RO.prev_block));
|
|
//else if ( bp != firstbp )
|
|
// printf("blockhash[%d] cant be found n.%d\n",i,n);
|
|
}
|
|
char str[65];
|
|
if ( 0 && bp == coin->current )
|
|
printf("i.%d n.%d match.%d blockhdrs.%s hdrsi.%d\n",i,n,match,bits256_str(str,zblocks[0].RO.hash2),firstbp!=0?firstbp->hdrsi:-1);
|
|
if ( firstbp != 0 && match == coin->chain->bundlesize-1 && n == firstbp->n )
|
|
{
|
|
if ( firstbp->queued == 0 )
|
|
{
|
|
//fprintf(stderr,"firstbp blockQ %d\n",firstbp->bundleheight);
|
|
iguana_bundleQ(coin,firstbp,1000);
|
|
}
|
|
}
|
|
if ( i == n && i == match && firstbp == coin->current && (addr= req->addr) != 0 )
|
|
{
|
|
addr->RThashes[i] = firstbp->hashes[0];
|
|
for (i=1; i<n; i++)
|
|
{
|
|
iguana_serialize_block(coin->chain,&addr->RThashes[i],serialized,(struct iguana_block *)&zblocks[i]);
|
|
}
|
|
//memcpy(addr->RThashes,blockhashes,bp->numspec * sizeof(*addr->RThashes));
|
|
addr->numRThashes = n;
|
|
}
|
|
}
|
|
return(req);
|
|
}
|
|
|
|
void iguana_autoextend(struct iguana_info *coin,struct iguana_bundle *bp)
|
|
{
|
|
char hashstr[65]; struct iguana_bundle *newbp; int32_t bundlei; static const bits256 zero;
|
|
if ( bp->hdrsi == coin->bundlescount-1 && bits256_nonz(bp->nextbundlehash2) != 0 )
|
|
{
|
|
init_hexbytes_noT(hashstr,bp->nextbundlehash2.bytes,sizeof(bits256));
|
|
newbp = 0, bundlei = -2;
|
|
if ( iguana_bundlefind(coin,&newbp,&bundlei,bp->nextbundlehash2) != 0 )
|
|
{
|
|
if ( newbp->bundleheight != bp->bundleheight+bp->n )
|
|
{
|
|
printf("found spurious extra hash for [%d:%d]\n",bp->hdrsi,bp->n);
|
|
memset(&bp->nextbundlehash2,0,sizeof(bp->nextbundlehash2));
|
|
return;
|
|
}
|
|
}
|
|
newbp = iguana_bundlecreate(coin,&bundlei,bp->bundleheight+coin->chain->bundlesize,bp->nextbundlehash2,zero,1);
|
|
if ( newbp != 0 )
|
|
{
|
|
if ( newbp->speculative == 0 )
|
|
queue_enqueue("hdrsQ",&coin->hdrsQ,queueitem(hashstr),1);
|
|
//char str[65],str2[65]; printf("EXTEND last bundle %s/%s ht.%d\n",bits256_str(str,newbp->hashes[0]),bits256_str(str2,bp->nextbundlehash2),newbp->bundleheight);
|
|
if ( newbp->queued == 0 )
|
|
iguana_bundleQ(coin,newbp,1000);
|
|
}
|
|
}
|
|
}
|
|
|
|
struct iguana_bundlereq *iguana_recvblockhashes(struct iguana_info *coin,struct iguana_bundlereq *req,bits256 *blockhashes,int32_t num)
|
|
{
|
|
int32_t bundlei,i,starti; struct iguana_bundle *bp; bits256 allhash,zero; struct iguana_peer *addr; struct iguana_block *block; char str[65],str2[65]; // uint8_t serialized[512];
|
|
memset(zero.bytes,0,sizeof(zero));
|
|
bp = 0, bundlei = -2;
|
|
iguana_bundlefind(coin,&bp,&bundlei,blockhashes[1]);
|
|
if ( 0 && num >= coin->chain->bundlesize )
|
|
printf("blockhashes[%d] %d of %d %s bp.%d[%d]\n",num,bp==0?-1:bp->hdrsi,coin->bundlescount,bits256_str(str,blockhashes[1]),bp==0?-1:bp->bundleheight,bundlei);
|
|
if ( num < 2 )
|
|
return(req);
|
|
if ( bp != 0 )
|
|
{
|
|
bp->dirty++;
|
|
bp->hdrtime = (uint32_t)time(NULL);
|
|
blockhashes[0] = bp->hashes[0];
|
|
//iguana_blockQ("recvhash0",coin,bp,0,blockhashes[0],1);
|
|
if ( num >= coin->chain->bundlesize )
|
|
{
|
|
if ( bits256_nonz(bp->nextbundlehash2) == 0 && num > coin->chain->bundlesize )
|
|
{
|
|
bp->nextbundlehash2 = blockhashes[coin->chain->bundlesize];
|
|
iguana_blockQ("recvhash1",coin,0,-1,bp->nextbundlehash2,1);
|
|
}
|
|
//printf("call allhashes\n");
|
|
if ( 0 && bp->hdrsi == coin->bundlescount-1 )
|
|
iguana_autoextend(coin,bp);
|
|
if ( iguana_allhashcmp(coin,bp,blockhashes,num) > 0 )
|
|
return(req);
|
|
//printf("done allhashes\n");
|
|
}
|
|
else if ( bp->hdrsi == coin->bundlescount-1 )
|
|
iguana_checklongestchain(coin,bp,num);
|
|
if ( strcmp("BTC",coin->symbol) != 0 && (bp->speculative == 0 || num > bp->numspec) && bp->emitfinish == 0 )
|
|
{
|
|
//printf("FOUND speculative.%s BLOCKHASHES[%d] ht.%d\n",bits256_str(str,blockhashes[1]),num,bp->bundleheight);
|
|
if ( bp->speculative == 0 )
|
|
{
|
|
bp->speculative = mycalloc('s',bp->n+1,sizeof(*bp->speculative));
|
|
for (i=0; i<bp->n; i++)
|
|
if ( GETBIT(bp->haveblock,i) == 0 )
|
|
bp->issued[i] = 0;
|
|
iguana_bundleissuemissing(coin,bp,3,1.);
|
|
}
|
|
for (i=1; i<num&&i<=bp->n; i++)
|
|
{
|
|
bp->speculative[i] = blockhashes[i];
|
|
//if ( bp->blocks[i] == 0 || bp->blocks[i]->issued == 0 )
|
|
// iguana_blockQ("speculate",coin,bp,-i,blockhashes[i],0);
|
|
if ( bp->blocks[i] == 0 )
|
|
bp->blocks[i] = iguana_blockhashset("recvhashes3",coin,bp->bundleheight+i,blockhashes[i],1);
|
|
//printf("speculate new issue [%d:%d]\n",bp->hdrsi,i);
|
|
}
|
|
bp->speculative[0] = bp->hashes[0];
|
|
bp->numspec = num <= bp->n+1 ? num : bp->n+1;
|
|
if ( bp == coin->current && (addr= req->addr) != 0 )
|
|
{
|
|
memcpy(addr->RThashes,blockhashes,bp->numspec * sizeof(*addr->RThashes));
|
|
addr->numRThashes = bp->numspec;
|
|
}
|
|
//iguana_blockQ(coin,0,-1,blockhashes[2],1);
|
|
}
|
|
}
|
|
else if ( num >= coin->chain->bundlesize )
|
|
{
|
|
starti = coin->current != 0 ? coin->current->hdrsi : 0;
|
|
for (i=coin->bundlescount-1; i>=starti; i--)
|
|
{
|
|
if ( (bp= coin->bundles[i]) != 0 )//&& bp->emitfinish > 1 )
|
|
{
|
|
blockhashes[0] = bp->hashes[0];
|
|
vcalc_sha256(0,allhash.bytes,blockhashes[0].bytes,coin->chain->bundlesize * sizeof(*blockhashes));
|
|
if ( 0 && i == starti )
|
|
printf("vcalc.(%s) [%d].(%s)\n",bits256_str(str,allhash),bp->hdrsi,bits256_str(str2,bp->hashes[0]));
|
|
if ( bits256_cmp(allhash,bp->allhash) == 0 )
|
|
{
|
|
if ( 0 && bp->speculative == 0 )
|
|
printf("matched allhashes.[%d]\n",bp->hdrsi);
|
|
if ( bp->queued != 0 )
|
|
bp->queued = 0;
|
|
if ( iguana_allhashcmp(coin,bp,blockhashes,coin->chain->bundlesize) > 0 )
|
|
{
|
|
bp->hdrtime = (uint32_t)time(NULL);
|
|
//iguana_blockQ("recvhash2",coin,bp,1,blockhashes[1],1);
|
|
//iguana_blockQ("recvhash3",coin,bp,0,blockhashes[0],1);
|
|
//iguana_blockQ("recvhash4",coin,bp,coin->chain->bundlesize-1,blockhashes[coin->chain->bundlesize-1],0);
|
|
//printf("matched bundle.%d\n",bp->bundleheight);
|
|
return(req);
|
|
} else printf("unexpected mismatch??\n");
|
|
}
|
|
}
|
|
}
|
|
//printf("%s.[%d] no match to allhashes\n",bits256_str(str,blockhashes[1]),num);
|
|
struct iguana_block *block;
|
|
if ( (block= iguana_blockhashset("recvhashes",coin,-1,blockhashes[1],1)) != 0 )
|
|
{
|
|
//block->blockhashes = blockhashes, req->hashes = 0;
|
|
//printf("set block->blockhashes[%d]\n",num);
|
|
}
|
|
/*if ( (addr= coin->peers->ranked[0]) != 0 )
|
|
{
|
|
if ( (len= iguana_getdata(coin,serialized,MSG_BLOCK,&blockhashes[1],1)) > 0 )
|
|
{
|
|
iguana_send(coin,addr,serialized,len);
|
|
//char str[65]; printf("REQ.%s\n",bits256_str(str,blockhashes[1]));
|
|
}
|
|
}*/
|
|
iguana_blockQ("hdr1",coin,0,-1,blockhashes[1],1);
|
|
}
|
|
else
|
|
{
|
|
if ( (block= iguana_blockfind("recvhashes2",coin,blockhashes[1])) == 0 )
|
|
{
|
|
iguana_blockhashset("recvhashes3",coin,-1,blockhashes[1],1);
|
|
if ( (block= iguana_blockfind("recvhashes4",coin,blockhashes[1])) != 0 )
|
|
iguana_blockQ("recvhash6",coin,0,-6,blockhashes[1],1); // should be RT block
|
|
}
|
|
if ( block != 0 )
|
|
block->newtx = 1;
|
|
iguana_blockQ("RTblock",coin,0,-7,blockhashes[1],1); // should be RT block
|
|
}
|
|
if ( strcmp("BTC",coin->symbol) != 0 )
|
|
{
|
|
iguana_blockQ("recvhash7",coin,0,-7,blockhashes[1],1);
|
|
iguana_blockQ("recvhash7",coin,0,-7,blockhashes[num-1],1);
|
|
}
|
|
return(req);
|
|
}
|
|
|
|
struct iguana_bundlereq *iguana_recvblock(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_bundlereq *req,struct iguana_zblock *origblock,int32_t numtx,int32_t datalen,int32_t recvlen,int32_t *newhwmp)
|
|
{
|
|
struct iguana_bundle *bp=0,*prev; int32_t n,bundlei = -2; struct iguana_block *block,*next; char str[65]; bits256 hash2;
|
|
//printf("received.%s\n",bits256_str(str,origblock->RO.hash2));
|
|
if ( bits256_nonz(origblock->RO.prev_block) != 0 )
|
|
iguana_blockQ("prev",coin,0,-1,origblock->RO.prev_block,1);
|
|
if ( (bp= iguana_bundleset(coin,&block,&bundlei,(struct iguana_block *)origblock)) != 0 && bp == coin->current && block != 0 && bp->speculative != 0 && bundlei >= 0 )
|
|
{
|
|
if ( bp->speculative != 0 && bp->numspec <= bundlei )
|
|
{
|
|
bp->speculative[bundlei] = block->RO.hash2;
|
|
bp->numspec = bundlei+1;
|
|
}
|
|
while ( bundlei < bp->n && block != 0 && bp->bundleheight+bundlei == coin->blocks.hwmchain.height+1 && _iguana_chainlink(coin,block) != 0 )
|
|
{
|
|
//printf("MAIN.%d ",bp->bundleheight+bundlei);
|
|
bundlei++;
|
|
block = iguana_bundleblock(coin,&hash2,bp,bundlei);
|
|
}
|
|
//printf("autoadd [%d:%d]\n",bp->hdrsi,bundlei);
|
|
} // else printf("couldnt find.(%s)\n",bits256_str(str,block->RO.hash2));
|
|
if ( bp != 0 )
|
|
{
|
|
bp->dirty++;
|
|
if ( block != 0 && block->mainchain != 0 && bundlei == 0 && bp->hdrsi > 0 )
|
|
{
|
|
if ( (prev= coin->bundles[bp->hdrsi - 1]) != 0 )
|
|
{
|
|
//printf("found adjacent [%d:%d] speculative.%p\n",prev->hdrsi,bp->n-1,prev->speculative);
|
|
}
|
|
}
|
|
}
|
|
else if ( req->copyflag != 0 )
|
|
{
|
|
if ( bp == 0 && (block == 0 || block->queued == 0))
|
|
{
|
|
//fprintf(stderr,"req.%p copyflag.%d data %d %d\n",req,req->copyflag,req->recvlen,recvlen);
|
|
coin->numcached++;
|
|
if ( block != 0 )
|
|
block->queued = 1;
|
|
queue_enqueue("cacheQ",&coin->cacheQ,&req->DL,0);
|
|
return(0);
|
|
}
|
|
else if ( block != 0 && block->req == 0 )
|
|
{
|
|
block->req = req;
|
|
req = 0;
|
|
} //else printf("already have cache entry.(%s)\n",bits256_str(str,origblock->RO.hash2));
|
|
}
|
|
if ( block != 0 )//&& bp != 0 && bp->hdrsi == coin->bundlescount-1 )
|
|
{
|
|
int32_t i,numsaved = 0; struct iguana_block *tmpblock; static int32_t numrecv;
|
|
numrecv++;
|
|
if ( bp != 0 )
|
|
{
|
|
for (i=numsaved=0; i<bp->n; i++)
|
|
if ( (tmpblock= bp->blocks[i]) != 0 && tmpblock->fpipbits != 0 && tmpblock->fpos >= 0 && ((bp->hdrsi == 0 && i == 0) || bits256_nonz(tmpblock->RO.prev_block) != 0) )
|
|
numsaved++;
|
|
}
|
|
//fprintf(stderr,"%s [%d:%d] block.%x | s.%d r.%d copy.%d mainchain.%d\n",bits256_str(str,origblock->RO.hash2),bp!=0?bp->hdrsi:-1,bundlei,block!=0?block->fpipbits:0,numsaved,numrecv,req->copyflag,block->mainchain);
|
|
if ( _iguana_chainlink(coin,block) == 0 )
|
|
{
|
|
next = block;
|
|
for (i=n=0; i<coin->chain->bundlesize && n == 0; i++)
|
|
{
|
|
if ( (block= iguana_blockfind("recvblock",coin,block->RO.prev_block)) == 0 )
|
|
break;
|
|
if ( block->mainchain != 0 || _iguana_chainlink(coin,block) != 0 )
|
|
{
|
|
_iguana_chainlink(coin,next);
|
|
n++;
|
|
break;
|
|
}
|
|
next = block;
|
|
}
|
|
} // else printf("RECV MAINCHAIN.%d\n",coin->blocks.hwmchain.height);
|
|
}
|
|
if ( 0 && bundlei == 1 && bp != 0 && bp->numhashes < bp->n && strcmp("BTC",coin->symbol) != 0 && bp->speculative == 0 && bp == coin->current )
|
|
{
|
|
printf("reissue hdrs request for [%d]\n",bp->hdrsi);
|
|
queue_enqueue("hdrsQ",&coin->hdrsQ,queueitem(bits256_str(str,bp->hashes[0])),1);
|
|
}
|
|
if ( (block= iguana_blockhashset("recvblock",coin,-1,origblock->RO.hash2,1)) != 0 )
|
|
{
|
|
if ( block != (struct iguana_block *)origblock )
|
|
iguana_blockcopy(coin->chain->zcash,coin->chain->auxpow,coin,block,(struct iguana_block *)origblock);
|
|
if ( block->lag != 0 && block->issued != 0 )
|
|
block->lag = (uint32_t)time(NULL) - block->issued;
|
|
//printf("datalen.%d ipbits.%x\n",datalen,req->ipbits);
|
|
} else printf("cant create origblock.%p block.%p bp.%p bundlei.%d\n",origblock,block,bp,bundlei);
|
|
return(req);
|
|
}
|
|
|
|
struct iguana_bundlereq *iguana_recvtxids(struct iguana_info *coin,struct iguana_bundlereq *req,bits256 *txids,int32_t n)
|
|
{
|
|
int32_t i;
|
|
if ( n > 0 )
|
|
{
|
|
for (i=0; i<n; i++)
|
|
iguana_txidreport(coin,txids[i],req->addr);
|
|
}
|
|
return(req);
|
|
}
|
|
|
|
struct iguana_bundlereq *iguana_recvunconfirmed(struct iguana_info *coin,struct iguana_bundlereq *req,uint8_t *data,int32_t datalen)
|
|
{
|
|
int32_t i;
|
|
for (i=0; i<coin->numreqtxids; i++)
|
|
{
|
|
if ( memcmp(req->txid.bytes,coin->reqtxids[i].bytes,sizeof(req->txid)) == 0 )
|
|
{
|
|
char str[65]; printf("got reqtxid.%s datalen.%d | numreqs.%d\n",bits256_str(str,req->txid),req->datalen,coin->numreqtxids);
|
|
coin->reqtxids[i] = coin->reqtxids[--coin->numreqtxids];
|
|
}
|
|
}
|
|
return(req);
|
|
}
|
|
|
|
int32_t iguana_blockreq(struct iguana_info *coin,int32_t height,int32_t priority)
|
|
{
|
|
int32_t hdrsi,bundlei; struct iguana_bundle *bp;
|
|
hdrsi = height / coin->chain->bundlesize;
|
|
bundlei = height % coin->chain->bundlesize;
|
|
if ( (bp= coin->bundles[hdrsi]) != 0 && bits256_nonz(bp->hashes[bundlei]) != 0 )
|
|
{
|
|
iguana_blockQ("blockreq",coin,bp,bundlei,bp->hashes[bundlei],priority);
|
|
return(height);
|
|
}
|
|
return(-1);
|
|
}
|
|
|
|
int32_t iguana_reqblocks(struct iguana_info *coin)
|
|
{
|
|
int32_t hdrsi,lflag,bundlei,iters=0,flag = 0; bits256 hash2; struct iguana_block *next,*block; struct iguana_bundle *bp;
|
|
if ( time(NULL) < coin->lastreqtime+2 )
|
|
return(0);
|
|
coin->lastreqtime = (uint32_t)time(NULL);
|
|
//printf("reqblocks %u\n",coin->lastreqtime);
|
|
hdrsi = (coin->blocks.hwmchain.height+1) / coin->chain->bundlesize;
|
|
if ( (bp= coin->bundles[hdrsi]) != 0 )
|
|
{
|
|
for (bundlei=0; bundlei<coin->chain->bundlesize; bundlei++)
|
|
if ( (block= bp->blocks[bundlei]) != 0 && bits256_cmp(block->RO.hash2,bp->hashes[bundlei]) != 0 && bits256_nonz(bp->hashes[bundlei]) != 0 )
|
|
{
|
|
char str[65]; printf("%s [%d] bundlei.%d ht.%d vs expected %d\n",bits256_str(str,bp->hashes[bundlei]),hdrsi,bundlei,block->height,bp->bundleheight+bundlei);
|
|
bp->blocks[bundlei] = iguana_blockfind("fixit",coin,bp->hashes[bundlei]);
|
|
}
|
|
bundlei = (coin->blocks.hwmchain.height+1) % coin->chain->bundlesize;
|
|
if ( (next= bp->blocks[bundlei]) != 0 || (next= iguana_blockfind("reqblocks",coin,bp->hashes[bundlei])) != 0 )
|
|
{
|
|
if ( bits256_nonz(next->RO.prev_block) > 0 )
|
|
_iguana_chainlink(coin,next);
|
|
else if ( next->queued == 0 && next->fpipbits == 0 && (rand() % 100) == 0 )
|
|
{
|
|
//printf("HWM next %d\n",coin->blocks.hwmchain.height+1);
|
|
iguana_blockQ("reqblocks",coin,bp,bundlei,next->RO.hash2,1);
|
|
}
|
|
}
|
|
}
|
|
lflag = 1;
|
|
while ( coin->active != 0 && iters < coin->longestchain/3+1 )
|
|
{
|
|
iters++;
|
|
lflag = 0;
|
|
hdrsi = (coin->blocks.hwmchain.height+1) / coin->chain->bundlesize;
|
|
bundlei = (coin->blocks.hwmchain.height+1) % coin->chain->bundlesize;
|
|
if ( 1 )
|
|
{
|
|
int32_t hdrsi0,bundlei0;
|
|
if ( (next= iguana_bundleblock(coin,&hash2,coin->bundles[hdrsi],bundlei)) == 0 )
|
|
{
|
|
hdrsi0 = (coin->blocks.hwmchain.height) / coin->chain->bundlesize;
|
|
bundlei0 = (coin->blocks.hwmchain.height) % coin->chain->bundlesize;
|
|
if ( coin->bundles[hdrsi0] != 0 && (block= iguana_bundleblock(coin,&hash2,coin->bundles[hdrsi0],bundlei0)) != 0 )
|
|
next = block->hh.next; //, next/block->mainchain = 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( (next= iguana_blockfind("reqloop",coin,iguana_blockhash(coin,coin->blocks.hwmchain.height+1))) == 0 )
|
|
{
|
|
}
|
|
}
|
|
if ( next == 0 && hdrsi < coin->bundlescount && (bp= coin->bundles[hdrsi]) != 0 && (next= bp->blocks[bundlei]) != 0 )
|
|
{
|
|
if ( bits256_nonz(next->RO.prev_block) == 0 )
|
|
{
|
|
printf(" next has null prev [%d:%d]\n",bp->hdrsi,bundlei);
|
|
iguana_blockQ("reqblocks0",coin,bp,bundlei,next->RO.hash2,1);
|
|
next = 0;
|
|
}
|
|
}
|
|
if ( next != 0 )//&& time(NULL) > coin->nextchecked+10 )
|
|
{
|
|
//printf("have next %d\n",coin->blocks.hwmchain.height);
|
|
if ( memcmp(next->RO.prev_block.bytes,coin->blocks.hwmchain.RO.hash2.bytes,sizeof(bits256)) == 0 )
|
|
{
|
|
coin->nextchecked = (uint32_t)time(NULL);
|
|
if ( _iguana_chainlink(coin,next) != 0 )
|
|
lflag++, flag++;
|
|
//else printf("chainlink error for %d\n",coin->blocks.hwmchain.height+1);
|
|
}
|
|
}
|
|
if ( 1 )//queue_size(&coin->blocksQ) < _IGUANA_MAXPENDING )
|
|
{
|
|
double threshold,lag = OS_milliseconds() - coin->backstopmillis;
|
|
bp = coin->bundles[(coin->blocks.hwmchain.height+1)/coin->chain->bundlesize];
|
|
if ( bp != 0 && bp->durationscount != 0 )
|
|
threshold = (double)bp->totaldurations / bp->durationscount;
|
|
else
|
|
{
|
|
if ( coin->blocks.hwmchain.height >= coin->longestchain-1 )
|
|
threshold = 10000;
|
|
else threshold = 5000;
|
|
if ( strcmp(coin->symbol,"BTC") == 0 )
|
|
threshold *= 3;
|
|
}
|
|
if ( threshold < 1500 )
|
|
threshold = 1500;
|
|
if ( coin->blocks.hwmchain.height < coin->longestchain && ((strcmp(coin->symbol,"BTC") != 0 && coin->backstop != coin->blocks.hwmchain.height+1) || lag > threshold) )
|
|
{
|
|
coin->backstop = coin->blocks.hwmchain.height+1;
|
|
hash2 = iguana_blockhash(coin,coin->backstop);
|
|
bundlei = (coin->blocks.hwmchain.height+1) % coin->chain->bundlesize;
|
|
if ( bp != 0 && bits256_nonz(hash2) == 0 )
|
|
{
|
|
hash2 = bp->hashes[bundlei];
|
|
if ( bits256_nonz(hash2) == 0 && bp->speculative != 0 )
|
|
{
|
|
hash2 = bp->speculative[bundlei];
|
|
if ( bits256_nonz(hash2) > 0 )
|
|
{
|
|
if ( (block= iguana_blockfind("reqblocks",coin,hash2)) != 0 && bits256_cmp(block->RO.prev_block,coin->blocks.hwmchain.RO.hash2) == 0 )
|
|
{
|
|
//printf("speculative is next at %d\n",coin->backstop);
|
|
if ( _iguana_chainlink(coin,block) != 0 )
|
|
lflag++, flag++;//, printf("NEWHWM.%d\n",coin->backstop);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ( bits256_nonz(hash2) > 0 ) //strcmp("BTC",coin->symbol) == 0 &&
|
|
{
|
|
coin->backstopmillis = OS_milliseconds();
|
|
iguana_blockQ("mainchain",coin,0,-1,hash2,1);//lag > threshold);
|
|
flag++;
|
|
char str[65];
|
|
if ( 1 && (rand() % 100000) == 0 )//|| bp->bundleheight > coin->longestchain-coin->chain->bundlesize )
|
|
printf("%s %s MAIN.%d t %.3f lag %.3f\n",coin->symbol,bits256_str(str,hash2),coin->blocks.hwmchain.height+1,threshold,lag);
|
|
}
|
|
if ( 0 && bp != 0 && bundlei < bp->n-1 && (bits256_nonz(bp->hashes[bundlei+1]) != 0 || (bp->speculative != 0 && bits256_nonz(bp->speculative[bundlei+1]) != 0)) )
|
|
{
|
|
int32_t j;
|
|
//memset(bp->hashes[bundlei].bytes,0,sizeof(bp->hashes[bundlei]));
|
|
//bp->blocks[bundlei] = 0;
|
|
for (j=0; j<1&&bundlei+j+1<bp->n; j++)
|
|
{
|
|
if ( time(NULL) > bp->issued[bundlei+1+j]+10 )
|
|
{
|
|
bp->issued[bundlei+1+j] = (uint32_t)time(NULL);
|
|
printf("MAINCHAIN skip issue %d\n",bp->bundleheight+bundlei+1+j);
|
|
if ( bits256_nonz(bp->hashes[bundlei+1+j]) != 0 )
|
|
iguana_blockQ("mainskip",coin,bp,bundlei+1+j,bp->hashes[bundlei+1+j],1);
|
|
else if ( bp->speculative != 0 && bundlei+1+j < bp->numspec )
|
|
iguana_blockQ("mainskip",coin,bp,bundlei+1+j,bp->speculative[bundlei+1+j],1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(flag);
|
|
}
|
|
|
|
int32_t iguana_processrecvQ(struct iguana_info *coin,int32_t *newhwmp) // single threaded
|
|
{
|
|
int32_t flag = 0; struct iguana_bundlereq *req;
|
|
*newhwmp = 0;
|
|
while ( flag < IGUANA_MAXITERATIONS && coin->active != 0 && (req= queue_dequeue(&coin->recvQ,0)) != 0 )
|
|
{
|
|
flag++;
|
|
//fprintf(stderr,"flag.%d %s recvQ.%p type.%c n.%d\n",flag,req->addr != 0 ? req->addr->ipaddr : "0",req,req->type,req->n);
|
|
if ( req->type == 'B' ) // one block with all txdata
|
|
{
|
|
netBLOCKS--;
|
|
req = iguana_recvblock(coin,req->addr,req,&req->zblock,req->numtx,req->datalen,req->recvlen,newhwmp);
|
|
}
|
|
else if ( req->type == 'H' ) // blockhdrs (doesnt have txn_count!)
|
|
{
|
|
HDRnet--;
|
|
if ( (req= iguana_recvblockhdrs(coin,req,req->blocks,req->n,newhwmp)) != 0 )
|
|
{
|
|
if ( req->blocks != 0 )
|
|
myfree(req->blocks,sizeof(struct iguana_zblock) * req->n), req->blocks = 0;
|
|
}
|
|
}
|
|
else if ( req->type == 'S' ) // blockhashes
|
|
{
|
|
if ( (req= iguana_recvblockhashes(coin,req,req->hashes,req->n)) != 0 && req->hashes != 0 )
|
|
myfree(req->hashes,sizeof(*req->hashes) * req->n), req->hashes = 0;
|
|
}
|
|
else if ( req->type == 'U' ) // unconfirmed tx
|
|
req = iguana_recvunconfirmed(coin,req,req->serializeddata,req->datalen);
|
|
else if ( req->type == 'T' ) // txids from inv
|
|
{
|
|
if ( (req= iguana_recvtxids(coin,req,req->hashes,req->n)) != 0 )
|
|
myfree(req->hashes,(req->n+1) * sizeof(*req->hashes)), req->hashes = 0;
|
|
}
|
|
/*else if ( req->type == 'Q' ) // quotes from inv
|
|
{
|
|
if ( (req= instantdex_recvquotes(coin,req,req->hashes,req->n)) != 0 )
|
|
myfree(req->hashes,(req->n+1) * sizeof(*req->hashes)), req->hashes = 0;
|
|
}*/
|
|
else printf("iguana_updatebundles unknown type.%c\n",req->type);//, getchar();
|
|
//fprintf(stderr,"finished coin->recvQ\n");
|
|
if ( req != 0 )
|
|
myfree(req,req->allocsize), req = 0;
|
|
}
|
|
return(flag);
|
|
}
|
|
|
|
int32_t iguana_needhdrs(struct iguana_info *coin)
|
|
{
|
|
if ( coin->longestchain == 0 || coin->blocks.hashblocks < coin->longestchain-coin->chain->bundlesize )
|
|
return(1);
|
|
else return(0);
|
|
}
|
|
|
|
int32_t iguana_reqhdrs(struct iguana_info *coin)
|
|
{
|
|
int32_t i,lag,n = 0; struct iguana_bundle *bp; char hashstr[65];
|
|
if ( queue_size(&coin->hdrsQ) == 0 )
|
|
{
|
|
if ( coin->active != 0 )
|
|
{
|
|
for (i=0; i<coin->bundlescount; i++)
|
|
{
|
|
if ( (bp= coin->bundles[i]) != 0 && (bp == coin->current || bp->hdrsi == coin->longestchain/coin->chain->bundlesize || i == coin->bundlescount-1 || (bp->numhashes < bp->n && bp->speculative == 0)) )
|
|
{
|
|
if ( bp == coin->current )
|
|
lag = 7;
|
|
else lag = 13;
|
|
if ( time(NULL) > bp->issuetime+lag )
|
|
{
|
|
if ( 0 && bp == coin->current )
|
|
printf("LAG.%ld hdrsi.%d numhashes.%d:%d needhdrs.%d qsize.%d zcount.%d\n",time(NULL)-bp->hdrtime,i,bp->numhashes,bp->n,iguana_needhdrs(coin),queue_size(&coin->hdrsQ),coin->zcount);
|
|
if ( bp->issuetime == 0 )
|
|
coin->numpendings++;
|
|
init_hexbytes_noT(hashstr,bp->hashes[0].bytes,sizeof(bits256));
|
|
queue_enqueue("hdrsQ",&coin->hdrsQ,queueitem(hashstr),1);
|
|
//printf("hdrsi.%d reqHDR.(%s) numhashes.%d\n",bp->hdrsi,hashstr,bp->numhashes);
|
|
if ( 1 )
|
|
{
|
|
iguana_blockQ("reqhdrs0",coin,bp,0,bp->hashes[0],1);
|
|
if ( bits256_nonz(bp->hashes[1]) > 0 )
|
|
iguana_blockQ("reqhdrs1",coin,bp,1,bp->hashes[1],1);
|
|
}
|
|
n++;
|
|
bp->hdrtime = bp->issuetime = (uint32_t)time(NULL);
|
|
}
|
|
}
|
|
}
|
|
if ( 0 && n > 0 )
|
|
printf("REQ HDRS pending.%d\n",n);
|
|
coin->zcount = 0;
|
|
}
|
|
} //else coin->zcount = 0;
|
|
return(n);
|
|
}
|
|
|
|
int32_t iguana_blockQ(char *argstr,struct iguana_info *coin,struct iguana_bundle *bp,int32_t bundlei,bits256 hash2,int32_t priority)
|
|
{
|
|
queue_t *Q; char *str; uint32_t now; int32_t n,height = -1; struct iguana_blockreq *req,*ptr; struct iguana_block *block = 0;
|
|
if ( bits256_nonz(hash2) == 0 )
|
|
{
|
|
printf("%s.cant queue zerohash bundlei.%d\n",argstr,bundlei);
|
|
//getchar();
|
|
return(-1);
|
|
}
|
|
if ( 1 && coin->enableCACHE != 0 && iguana_speculativesearch(coin,&block,hash2) != 0 && block != 0 && block->txvalid != 0 )
|
|
{
|
|
//printf("found valid [%d:%d] in blockQ\n",block!=0?block->hdrsi:-1,block!=0?block->bundlei:-1);
|
|
return(0);
|
|
}
|
|
//lag = (priority == 0) ? IGUANA_DEFAULTLAG*3 : IGUANA_DEFAULTLAG;
|
|
now = (uint32_t)time(NULL);
|
|
block = iguana_blockfind("blockQ",coin,hash2);
|
|
if ( priority != 0 || block == 0 )//|| iguana_blockstatus(coin,block) == 0 )
|
|
{
|
|
if ( bp != 0 )
|
|
{
|
|
if ( bits256_cmp(coin->APIblockhash,hash2) != 0 && bp->emitfinish != 0 )
|
|
return(0);
|
|
//if ( now < bp->issued[bundlei]+lag )
|
|
// return(0);
|
|
if ( bundlei >= 0 && bundlei < bp->n )
|
|
{
|
|
if ( block == 0 )
|
|
block = bp->blocks[bundlei];
|
|
height = bp->bundleheight + bundlei;
|
|
}
|
|
else
|
|
{
|
|
if ( priority == 0 && -bundlei >= 0 && -bundlei < bp->n && bp->speculative != 0 )
|
|
{
|
|
if ( bp->speculativecache[-bundlei] != 0 )
|
|
return(0);
|
|
}
|
|
bp = 0;
|
|
bundlei = -1;
|
|
}
|
|
}
|
|
if ( block != 0 )
|
|
{
|
|
if ( bits256_cmp(coin->APIblockhash,hash2) != 0 && (block->fpipbits != 0 || block->req != 0 || block->queued != 0) )
|
|
{
|
|
if ( block->fpipbits == 0 && block->queued == 0 && block->req != 0 )
|
|
{
|
|
block->queued = 1;
|
|
queue_enqueue("cacheQ",&coin->cacheQ,&block->req->DL,0);
|
|
block->req = 0;
|
|
//char str2[65]; printf("already have.(%s)\n",bits256_str(str2,block->RO.hash2));
|
|
}
|
|
return(0);
|
|
}
|
|
if ( block->queued != 0 || block->txvalid != 0 )//|| now < block->issued+lag )
|
|
return(0);
|
|
height = block->height;
|
|
}
|
|
if ( bp != 0 && bp->emitfinish != 0 )
|
|
return(0);
|
|
if ( priority != 0 )
|
|
str = "priorityQ", Q = &coin->priorityQ;
|
|
else str = "blocksQ", Q = &coin->blocksQ;
|
|
if ( Q != 0 )
|
|
{
|
|
req = mycalloc('y',1,sizeof(*req));
|
|
req->hash2 = hash2;
|
|
if ( (req->bp= bp) != 0 && bundlei >= 0 )
|
|
{
|
|
height = bp->bundleheight + bundlei;
|
|
bp->issued[bundlei] = 1;
|
|
}
|
|
req->height = height;
|
|
req->bundlei = bundlei;
|
|
char str2[65];
|
|
//printf("%s %s %s [%d:%d] %d %s %d numranked.%d qsize.%d\n",coin->symbol,argstr,str,bp!=0?bp->hdrsi:-1,bundlei,req->height,bits256_str(str2,hash2),coin->blocks.recvblocks,coin->peers->numranked,queue_size(Q));
|
|
if ( (n= queue_size(Q)) > 100000 )
|
|
{
|
|
if ( 1 && n > 200000 )
|
|
printf("%s %s %s [%d:%d] %d %s %d numranked.%d qsize.%d\n",coin->symbol,argstr,str,bp!=0?bp->hdrsi:-1,bundlei,req->height,bits256_str(str2,hash2),coin->blocks.recvblocks,coin->peers->numranked,queue_size(Q));
|
|
while ( (ptr= queue_dequeue(Q,0)) != 0 )
|
|
myfree(ptr,sizeof(*ptr));
|
|
coin->backlog = n*10 + 1000000;
|
|
} else coin->backlog >>= 1;
|
|
if ( block != 0 )
|
|
{
|
|
//block->numrequests++;
|
|
block->issued = now;
|
|
}
|
|
queue_enqueue(str,Q,&req->DL,0);
|
|
return(1);
|
|
} else printf("null Q\n");
|
|
} //else printf("queueblock skip priority.%d bundlei.%d\n",bundlei,priority);
|
|
return(0);
|
|
}
|
|
|
|
int32_t iguana_pollQsPT(struct iguana_info *coin,struct iguana_peer *addr)
|
|
{
|
|
uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(uint32_t)*32 + sizeof(bits256)];
|
|
struct iguana_block *block; struct iguana_blockreq *req=0; char *hashstr=0; bits256 hash2;
|
|
int32_t bundlei,priority,i,m,z,pend,limit,height=-1,datalen,flag = 0;
|
|
uint32_t now; struct iguana_bundle *bp; struct iguana_peer *ptr;
|
|
if ( addr->msgcounts.verack == 0 )
|
|
return(0);
|
|
//if ( netBLOCKS > IGUANA_NUMHELPERS*1000 )
|
|
// usleep(netBLOCKS);
|
|
now = (uint32_t)time(NULL);
|
|
if ( iguana_needhdrs(coin) != 0 && addr->pendhdrs < IGUANA_MAXPENDHDRS )
|
|
{
|
|
//printf("%s check hdrsQ\n",addr->ipaddr);
|
|
if ( (hashstr= queue_dequeue(&coin->hdrsQ,1)) != 0 )
|
|
{
|
|
if ( (datalen= iguana_gethdrs(coin,serialized,coin->chain->gethdrsmsg,hashstr)) > 0 )
|
|
{
|
|
decode_hex(hash2.bytes,sizeof(hash2),hashstr);
|
|
if ( bits256_nonz(hash2) > 0 )
|
|
{
|
|
bp = 0, bundlei = -2;
|
|
bp = iguana_bundlefind(coin,&bp,&bundlei,hash2);
|
|
z = m = 0;
|
|
if ( bp != 0 )
|
|
{
|
|
if ( bp->bundleheight+coin->chain->bundlesize < coin->longestchain )
|
|
{
|
|
m = (coin->longestchain - bp->bundleheight);
|
|
if ( bp->numhashes < m )
|
|
z = 1;
|
|
}
|
|
else if ( bp->numhashes < bp->n )
|
|
z = 1;
|
|
}
|
|
if ( bp == 0 || bp->speculative == 0 || bp == coin->current || bp->hdrsi == coin->bundlescount-1 || bp->numhashes < bp->n )
|
|
{
|
|
if ( 0 && bp == coin->current )
|
|
printf("%s request HDR.(%s) numhashes.%d [%d]\n",addr!=0?addr->ipaddr:"local",hashstr,bp!=0?bp->numhashes:0,bp!=0?bp->hdrsi:-1);
|
|
iguana_send(coin,addr,serialized,datalen);
|
|
addr->pendhdrs++;
|
|
flag++;
|
|
} //else printf("skip hdrreq.%s m.%d z.%d bp.%p longest.%d queued.%d\n",hashstr,m,z,bp,bp->coin->longestchain,bp->queued);
|
|
}
|
|
//free_queueitem(hashstr);
|
|
//return(flag);
|
|
} else printf("datalen.%d from gethdrs\n",datalen);
|
|
free_queueitem(hashstr);
|
|
hashstr = 0;
|
|
}
|
|
}
|
|
//if ( netBLOCKS > coin->MAXPEERS*coin->MAXPENDING )
|
|
// usleep(netBLOCKS);
|
|
if ( (limit= addr->recvblocks) > coin->MAXPENDINGREQUESTS )
|
|
limit = coin->MAXPENDINGREQUESTS;
|
|
if ( limit < 1 )
|
|
limit = 1;
|
|
if ( addr->pendblocks >= limit )
|
|
{
|
|
//printf("%s %d overlimit.%d\n",addr->ipaddr,addr->pendblocks,limit);
|
|
return(0);
|
|
}
|
|
priority = 1;
|
|
req = queue_dequeue(&coin->priorityQ,0);
|
|
if ( flag == 0 && req == 0 && addr->pendblocks < limit )
|
|
{
|
|
priority = 0;
|
|
for (i=m=pend=0; i<coin->peers->numranked; i++)
|
|
{
|
|
if ( (ptr= coin->peers->ranked[i]) != 0 && ptr->msgcounts.verack > 0 )
|
|
pend += ptr->pendblocks, m++;
|
|
}
|
|
if ( pend < coin->MAXPENDINGREQUESTS*m )
|
|
req = queue_dequeue(&coin->blocksQ,0);
|
|
}
|
|
if ( req != 0 )
|
|
{
|
|
hash2 = req->hash2;
|
|
height = req->height;
|
|
if ( (bp= req->bp) != 0 && req->bundlei >= 0 && req->bundlei < bp->n )
|
|
{
|
|
if ( bp->emitfinish != 0 )
|
|
{
|
|
//printf("skip emitting bundle [%d:%d]\n",bp->hdrsi,req->bundlei);
|
|
return(0);
|
|
}
|
|
block = bp->blocks[req->bundlei];
|
|
} else block = 0;
|
|
if ( priority == 0 && bp != 0 && req->bundlei >= 0 && req->bundlei < bp->n && req->bundlei < coin->chain->bundlesize && block != 0 && (block->fpipbits != 0 || block->queued != 0) )
|
|
{
|
|
if ( 1 && priority != 0 )
|
|
printf("SKIP %p[%d] %d\n",bp,bp!=0?bp->bundleheight:-1,req->bundlei);
|
|
}
|
|
else
|
|
{
|
|
//if ( block != 0 )
|
|
// block->numrequests++;
|
|
iguana_sendblockreqPT(coin,addr,bp,req->bundlei,hash2,0);
|
|
}
|
|
flag++;
|
|
myfree(req,sizeof(*req));
|
|
}
|
|
return(flag);
|
|
}
|
|
|
|
int32_t iguana_processrecv(struct supernet_info *myinfo,struct iguana_info *coin) // single threaded
|
|
{
|
|
int32_t i,newhwm = 0,hwmheight,flag = 0; char str[2000];
|
|
hwmheight = coin->blocks.hwmchain.height;
|
|
coin->RTramchain_busy = 1;
|
|
if ( coin->balanceflush != 0 )
|
|
{
|
|
if ( iguana_balanceflush(coin,coin->balanceflush) > 0 )
|
|
printf("balanceswritten.%d flushed coin->balanceflush %d vs %d coin->longestchain/coin->chain->bundlesize\n",coin->balanceswritten,coin->balanceflush,coin->longestchain/coin->chain->bundlesize);
|
|
coin->balanceflush = 0;
|
|
}
|
|
//printf("recvQ\n");
|
|
flag += iguana_processrecvQ(coin,&newhwm);
|
|
//printf("reqhdrs\n");
|
|
flag += iguana_reqhdrs(coin);
|
|
if ( coin->spendvectorsaved > 1 )
|
|
{
|
|
if ( time(NULL) > coin->laststats+5 )
|
|
{
|
|
//printf("reqblocks\n");
|
|
flag += iguana_reqblocks(coin);
|
|
//printf("bundlestats\n");
|
|
iguana_bundlestats(coin,str,IGUANA_DEFAULTLAG);
|
|
coin->laststats = (uint32_t)time(NULL);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
flag += iguana_reqblocks(coin);
|
|
iguana_bundlestats(coin,str,IGUANA_DEFAULTLAG);
|
|
}
|
|
if ( time(NULL) > coin->spendvectorsaved )
|
|
{
|
|
for (i=0; i<coin->chain->bundlesize; i++)
|
|
{
|
|
if ( coin->RTdatabad != 0 || iguana_realtime_update(coin) <= 0 )
|
|
break;
|
|
}
|
|
}
|
|
coin->RTramchain_busy = 0;//(coin->RTgenesis == 0);
|
|
flag += iguana_process_msgrequestQ(myinfo,coin);
|
|
//if ( strcmp("BTCD",coin->symbol) == 0 )
|
|
// instantdex_update(SuperNET_MYINFO(0));
|
|
|
|
if ( hwmheight != coin->blocks.hwmchain.height )
|
|
flag = 1;
|
|
return(flag);
|
|
}
|
|
|