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432 lines
18 KiB
432 lines
18 KiB
/******************************************************************************
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* Copyright © 2014-2017 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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// included from basilisk.c
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cJSON *basilisk_rawtxobj(struct supernet_info *myinfo,struct basilisk_swap *swap,struct basilisk_rawtx *rawtx)
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{
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char hexstr[sizeof(rawtx->I)*2+1+4096]; cJSON *obj = cJSON_CreateObject();
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jaddstr(obj,"name",rawtx->name);
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init_hexbytes_noT(hexstr,(void *)&rawtx->I,sizeof(rawtx->I));
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jaddstr(obj,"info",hexstr);
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if ( rawtx->I.datalen < sizeof(hexstr)/2 )
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{
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init_hexbytes_noT(hexstr,(void *)rawtx->txbytes,rawtx->I.datalen);
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jaddstr(obj,"txbytes",hexstr);
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}
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return(obj);
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}
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struct basilisk_rawtx *basilisk_nameconv(struct supernet_info *myinfo,struct basilisk_swap *swap,char *name)
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{
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if ( strcmp("myfee",name) == 0 )
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return(&swap->myfee);
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else if ( strcmp("otherfee",name) == 0 )
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return(&swap->otherfee);
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else if ( strcmp("bobdeposit",name) == 0 )
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return(&swap->bobdeposit);
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else if ( strcmp("bobrefund",name) == 0 )
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return(&swap->bobrefund);
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else if ( strcmp("aliceclaim",name) == 0 )
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return(&swap->aliceclaim);
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else if ( strcmp("bobpayment",name) == 0 )
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return(&swap->bobpayment);
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else if ( strcmp("alicespend",name) == 0 )
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return(&swap->alicespend);
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else if ( strcmp("bobreclaim",name) == 0 )
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return(&swap->bobreclaim);
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else if ( strcmp("alicepayment",name) == 0 )
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return(&swap->alicepayment);
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else if ( strcmp("bobspend",name) == 0 )
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return(&swap->bobspend);
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else if ( strcmp("alicereclaim",name) == 0 )
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return(&swap->alicereclaim);
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else return(0);
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}
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int32_t basilisk_txitem(struct supernet_info *myinfo,struct basilisk_swap *swap,cJSON *obj)
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{
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char *hexstr,*name; struct basilisk_rawtx *rawtx = 0;
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if ( (name= jstr(obj,"name")) == 0 || (rawtx= basilisk_nameconv(myinfo,swap,name)) == 0 )
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{
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printf("basilisk_txitem illegal name.(%s)\n",name);
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return(-1);
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}
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if ( rawtx != 0 && (hexstr= jstr(obj,"info")) != 0 && strlen(hexstr) == sizeof(rawtx->I)*2 )
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{
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decode_hex((void *)&rawtx->I,sizeof(rawtx->I),hexstr);
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if ( (hexstr= jstr(obj,"txbytes")) != 0 && strlen(hexstr) == rawtx->I.datalen*2 )
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{
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if ( rawtx->txbytes == 0 )
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{
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printf("free (%s) txbytes\n",name);
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free(rawtx->txbytes);
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}
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rawtx->txbytes = calloc(1,rawtx->I.datalen);
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decode_hex((void *)rawtx->txbytes,rawtx->I.datalen,hexstr);
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}
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printf("PROCESS.(%s)\n",jprint(obj,0));
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return(0);
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}
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return(-1);
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}
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cJSON *basilisk_swapobj(struct supernet_info *myinfo,struct basilisk_swap *swap)
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{
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char hexstr[sizeof(swap->I)*2+1]; cJSON *obj = cJSON_CreateObject();
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init_hexbytes_noT(hexstr,(void *)&swap->I,sizeof(swap->I));
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jaddstr(obj,"name","swap");
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jaddnum(obj,"requestid",swap->I.req.requestid);
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jaddnum(obj,"quoteid",swap->I.req.quoteid);
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jadd(obj,"req",basilisk_requestjson(&swap->I.req));
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jaddstr(obj,"info",hexstr);
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return(obj);
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}
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int32_t basilisk_swapconv(struct supernet_info *myinfo,struct basilisk_swap *swap,cJSON *obj)
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{
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char *hexstr;
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if ( (hexstr= jstr(obj,"info")) != 0 && strlen(hexstr) == sizeof(swap->I)*2 )
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{
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decode_hex((void *)&swap->I,sizeof(swap->I),hexstr);
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if ( juint(obj,"requestid") == swap->I.req.requestid && juint(obj,"quoteid") == swap->I.req.quoteid )
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return(0);
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printf("swapconv mismatched req/quote %d %d, %d %d\n",juint(obj,"requestid"),swap->I.req.requestid,juint(obj,"quoteid"),swap->I.req.quoteid);
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} else printf("no info field in swap obj\n");
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return(-1);
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}
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struct basilisk_swap *basilisk_swapstore(struct supernet_info *myinfo,struct basilisk_swap *swap)
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{
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// save based on requestid/quoteid
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return(swap);
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}
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struct basilisk_swap *basilisk_swapload(struct supernet_info *myinfo,struct basilisk_swap *swap,uint32_t requestid,uint32_t quoteid)
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{
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// set swap fields and return it if found
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return(0);
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}
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void basilisk_swapstart(struct supernet_info *myinfo) // scan saved tmpswap, purge if complete, else Q
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{
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// for resuming pending swaps
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}
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void basilisk_txlog(struct supernet_info *myinfo,struct basilisk_swap *swap,struct basilisk_rawtx *rawtx,int32_t delay)
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{
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char fname[1024],*jsonstr; long filesize; cJSON *item,*dexobj = 0; int32_t i,n,pending; struct basilisk_swap tmpswap,*swapptr;
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sprintf(fname,"%s/DEX.log",GLOBAL_DBDIR), OS_compatible_path(fname);
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if ( myinfo->dexfp == 0 )
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{
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if ( (jsonstr= OS_filestr(&filesize,fname)) != 0 )
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{
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jsonstr[strlen(jsonstr)-1] = ']';
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if ( jsonstr[strlen(jsonstr)-2] == ',' )
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jsonstr[strlen(jsonstr)-2] = ' ';
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if ( jsonstr[strlen(jsonstr)-3] == ',' )
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jsonstr[strlen(jsonstr)-3] = ' ';
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if ( (dexobj= cJSON_Parse(jsonstr)) != 0 )
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{
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if ( is_cJSON_Array(dexobj) != 0 && (n= cJSON_GetArraySize(dexobj)) > 0 )
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{
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pending = 0;
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memset(&tmpswap,0,sizeof(tmpswap));
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swapptr = 0;
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for (i=0; i<n; i++)
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{
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item = jitem(dexobj,i);
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if ( jstr(item,"name") != 0 && strcmp(jstr(item,"name"),"swap") == 0 )
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{
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if ( basilisk_swapconv(myinfo,&tmpswap,item) == 0 )
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swapptr = basilisk_swapstore(myinfo,&tmpswap);
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}
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else if ( swapptr != 0 )
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{
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if ( swapptr->I.req.requestid == juint(item,"requestid") && swapptr->I.req.quoteid == juint(item,"quoteid") )
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basilisk_txitem(myinfo,swapptr,item);
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}
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else if ( (swapptr= basilisk_swapload(myinfo,&tmpswap,juint(item,"requestid"),juint(item,"quoteid"))) != 0 )
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basilisk_txitem(myinfo,swapptr,item);
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}
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basilisk_swapstart(myinfo);
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}
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free_json(dexobj);
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dexobj = 0;
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} else printf("basilisk_txlog error parsing.(%s)\n",jsonstr);
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free(jsonstr);
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}
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if ( (myinfo->dexfp= fopen(fname,"rb+")) != 0 )
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fseek(myinfo->dexfp,0,SEEK_END);
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else if ( (myinfo->dexfp= fopen(fname,"wb")) != 0 )
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fprintf(myinfo->dexfp,"[\n");
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}
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if ( rawtx != 0 )
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{
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// delay -1 -> dont issue, else submit after block timestamp is delay after swap->started
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dexobj = basilisk_rawtxobj(myinfo,swap,rawtx);
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}
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else if ( swap != 0 )
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dexobj = basilisk_swapobj(myinfo,swap);
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if ( dexobj != 0 && (jsonstr= jprint(dexobj,1)) != 0 )
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{
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//printf("%s\n",jsonstr);
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if ( myinfo->dexfp != 0 )
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{
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fprintf(myinfo->dexfp,"%s,\n",jsonstr);
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fflush(myinfo->dexfp);
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}
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free(jsonstr);
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}
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}
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uint32_t basilisk_requestid(struct basilisk_request *rp)
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{
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struct basilisk_request R;
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R = *rp;
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R.requestid = R.quoteid = R.quotetime = 0;
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R.destamount = R.profitmargin = 0;
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//R.relaybits = 0;
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memset(R.desthash.bytes,0,sizeof(R.desthash.bytes));
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if ( 0 )
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{
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int32_t i;
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for (i=0; i<sizeof(R); i++)
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printf("%02x",((uint8_t *)&R)[i]);
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printf(" <- crc.%u\n",calc_crc32(0,(void *)&R,sizeof(R)));
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char str[65],str2[65]; printf("B REQUESTID: t.%u r.%u q.%u %s %.8f %s -> %s %.8f %s crc.%u\n",R.timestamp,R.requestid,R.quoteid,R.src,dstr(R.srcamount),bits256_str(str,R.srchash),R.dest,dstr(R.destamount),bits256_str(str2,R.desthash),calc_crc32(0,(void *)&R,sizeof(R)));
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}
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return(calc_crc32(0,(void *)&R,sizeof(R)));
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}
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uint32_t basilisk_quoteid(struct basilisk_request *rp)
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{
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struct basilisk_request R;
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R = *rp;
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R.requestid = R.quoteid = R.profitmargin = 0; //R.relaybits =
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return(calc_crc32(0,(void *)&R,sizeof(R)));
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}
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struct basilisk_request *basilisk_parsejson(struct basilisk_request *rp,cJSON *reqjson)
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{
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uint32_t requestid,quoteid;
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memset(rp,0,sizeof(*rp));
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rp->srchash = jbits256(reqjson,"srchash");
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rp->desthash = jbits256(reqjson,"desthash");
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rp->srcamount = j64bits(reqjson,"srcamount");
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rp->minamount = j64bits(reqjson,"minamount");
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rp->destamount = j64bits(reqjson,"destamount");
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requestid = juint(reqjson,"requestid");
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quoteid = juint(reqjson,"quoteid");
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//if ( jstr(reqjson,"relay") != 0 )
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// rp->relaybits = (uint32_t)calc_ipbits(jstr(reqjson,"relay"));
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rp->timestamp = juint(reqjson,"timestamp");
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rp->quotetime = juint(reqjson,"quotetime");
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safecopy(rp->src,jstr(reqjson,"src"),sizeof(rp->src));
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safecopy(rp->dest,jstr(reqjson,"dest"),sizeof(rp->dest));
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if ( quoteid != 0 )
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{
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rp->quoteid = basilisk_quoteid(rp);
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if ( quoteid != rp->quoteid )
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printf("basilisk_parsejson quoteid.%u != %u error\n",quoteid,rp->quoteid);
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}
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rp->requestid = basilisk_requestid(rp);
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if ( requestid != rp->requestid )
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{
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int32_t i; for (i=0; i<sizeof(*rp); i++)
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printf("%02x",((uint8_t *)rp)[i]);
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printf(" basilisk_parsejson.(%s) requestid.%u != %u error\n",jprint(reqjson,0),requestid,rp->requestid);
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}
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return(rp);
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}
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struct basilisk_swap *basilisk_request_started(struct supernet_info *myinfo,uint32_t requestid)
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{
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int32_t i; struct basilisk_swap *active = 0;
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portable_mutex_lock(&myinfo->DEX_swapmutex);
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for (i=0; i<myinfo->numswaps; i++)
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if ( myinfo->swaps[i]->I.req.requestid == requestid )
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{
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//printf("REQUEST STARTED.[%d] <- req.%u\n",i,requestid);
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active = myinfo->swaps[i];
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break;
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}
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portable_mutex_unlock(&myinfo->DEX_swapmutex);
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return(active);
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}
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int32_t basilisk_request_cmpref(struct basilisk_request *ref,struct basilisk_request *rp)
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{
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if ( bits256_cmp(rp->srchash,ref->srchash) != 0 || memcmp(rp->src,ref->src,sizeof(ref->src)) != 0 || memcmp(rp->dest,ref->dest,sizeof(ref->dest)) != 0 || rp->srcamount != ref->srcamount || rp->timestamp != ref->timestamp )
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{
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printf("basilisk_request_listprocess mismatched hash\n");
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return(-1);
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} else return(0);
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}
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double basilisk_request_listprocess(struct supernet_info *myinfo,struct basilisk_request *issueR,struct basilisk_request *list,int32_t n)
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{
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int32_t i,noquoteflag=0,havequoteflag=0,myrequest=0,maxi=-1; int64_t balance=0,destamount,minamount = 0,maxamount = 0; uint32_t pendingid=0; struct basilisk_swap *active; double metric = 0.;
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memset(issueR,0,sizeof(*issueR));
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minamount = list[0].minamount;
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//printf("need to verify null quoteid is list[0] requestid.%u quoteid.%u\n",list[0].requestid,list[0].quoteid);
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if ( (active= basilisk_request_started(myinfo,list[0].requestid)) != 0 )
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{
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if ( active->I.req.quoteid != 0 )
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return(0.);
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pendingid = active->I.req.quoteid;
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}
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if ( bits256_cmp(myinfo->myaddr.persistent,list[0].srchash) == 0 ) // my request
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myrequest = 1;
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for (i=0; i<n; i++)
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{
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if ( basilisk_request_cmpref(&list[0],&list[i]) != 0 )
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return(-1);
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if ( list[i].quoteid != 0 )
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{
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if ( bits256_cmp(myinfo->myaddr.persistent,list[i].desthash) == 0 ) // my quoteid
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myrequest |= 2;
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havequoteflag++;
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if ( pendingid == 0 )
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{
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if ( list[i].destamount > maxamount )
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{
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maxamount = list[i].destamount;
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maxi = i;
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}
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}
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else if ( active != 0 && pendingid == list[i].quoteid )
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{
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}
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} else noquoteflag++;
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}
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// MVP -> USD myrequest.0 pendingid.0 noquoteflag.1 havequoteflag.0 maxi.-1 0.00000000
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double retvals[4],refprice=0.,profitmargin,aveprice,destvolume; cJSON *retjson; char *retstr;
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destvolume = dstr(maxamount);
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if ( fabs(destvolume) < SMALLVAL )
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{
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if ( (destvolume= dstr(minamount)) == 0 )
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{
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aveprice = instantdex_avehbla(myinfo,retvals,list[0].src,list[0].dest,1.3 * dstr(list[0].srcamount));
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destvolume = aveprice * dstr(list[0].srcamount);
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}
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}
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printf("%s -> %s myrequest.%d pendingid.%u noquoteflag.%d havequoteflag.%d maxi.%d %.8f destvol %f\n",list[0].src,list[0].dest,myrequest,pendingid,noquoteflag,havequoteflag,maxi,dstr(maxamount),destvolume);
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if ( myinfo->IAMLP != 0 && myrequest == 0 && pendingid == 0 && noquoteflag != 0 && ((profitmargin= tradebot_liquidity_active(myinfo,&refprice,"DEX",list[0].src,list[0].dest,destvolume)) > 0. || refprice != 0.) )
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{
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if ( profitmargin == 0 || (aveprice= instantdex_avehbla(myinfo,retvals,list[0].src,list[0].dest,1.3 * dstr(list[0].srcamount))) == 0. || refprice > aveprice )
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aveprice = refprice;
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if ( fabs(aveprice) < SMALLVAL )
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return(0);
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//retvals[0] = avebid, retvals[1] = bidvol, retvals[2] = aveask, retvals[3] = askvol;
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destamount = (1.0 - profitmargin) * aveprice * list[0].srcamount;
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printf("aveprice %f dest %.8f avebid %f bidvol %f, aveask %f askvol %f\n",aveprice,dstr(destamount),retvals[0],retvals[1],retvals[2],retvals[3]);
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if ( (retstr= InstantDEX_available(myinfo,iguana_coinfind(list[0].dest),0,0,list[0].dest)) != 0 )
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{
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if ( (retjson= cJSON_Parse(retstr)) != 0 )
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{
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balance = jdouble(retjson,"result") * SATOSHIDEN;
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free_json(retjson);
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}
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free(retstr);
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}
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// BTC balance 0.00500000 destamount 0.00041951 aveprice 0.00421619 minamount 0.00020000
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printf("%s balance %.8f destamount %.8f aveprice %.8f maxamount %.8f minamount %.8f\n",list[0].dest,dstr(balance),dstr(destamount),aveprice,dstr(maxamount),dstr(minamount));
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if ( balance > destamount && (int64_t)destamount > 0 && destamount >= minamount ) // max?
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{
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metric = 1.;
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*issueR = list[0];
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issueR->desthash = myinfo->myaddr.persistent;
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issueR->destamount = destamount;
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issueR->quotetime = (uint32_t)time(NULL);
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issueR->profitmargin = (uint32_t)(profitmargin * 1000000);
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}
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}
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else if ( myrequest != 0 && pendingid == 0 && maxi >= 0 ) // automatch best quote
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{
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if ( minamount != 0 && maxamount >= minamount && time(NULL) > list[0].timestamp+BASILISK_AUCTION_DURATION )
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{
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*issueR = list[maxi];
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for (i=0; i<sizeof(*issueR); i++)
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printf("%02x",((uint8_t *)issueR)[i]);
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printf(" automatch[%d] r.%u quoteid.%u triggered %.8f > %.8f\n",maxi,list[maxi].requestid,list[maxi].quoteid,dstr(maxamount),dstr(minamount));
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if ( minamount > 0 )
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metric = (dstr(maxamount) / dstr(minamount)) - 1.;
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else metric = 1.;
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}
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}
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return(metric);
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}
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double basilisk_process_results(struct supernet_info *myinfo,struct basilisk_request *issueR,cJSON *retjson,double hwm)
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{
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cJSON *array,*item; uint8_t *hexdata,*allocptr,hexspace[32768]; char *hexstr; int32_t i,hexlen,n,m,nonz; struct basilisk_request tmpR,R,refR,list[BASILISK_MAXRELAYS]; double metric=0.;
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memset(&refR,0,sizeof(refR));
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memset(&R,0,sizeof(R));
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//printf("process.(%s)\n",jprint(retjson,0));
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if ( (array= jarray(&n,retjson,"messages")) != 0 )
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{
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for (i=nonz=m=0; i<n; i++)
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{
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item = jitem(array,i);
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if ( jobj(item,"error") == 0 )
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{
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if ( (hexstr= jstr(item,"data")) != 0 )
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{
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if ( (hexdata= get_dataptr(0,&allocptr,&hexlen,hexspace,sizeof(hexspace),hexstr)) != 0 )
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{
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memset(&R,0,sizeof(R));
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basilisk_rwDEXquote(0,hexdata,&R);
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//printf("[%d].(%s)\n",i,jprint(basilisk_requestjson(&R),1));
|
|
}
|
|
} else basilisk_parsejson(&R,item);
|
|
if ( nonz != 0 )
|
|
{
|
|
if ( refR.requestid == R.requestid )
|
|
list[m++] = R;
|
|
else
|
|
{
|
|
if ( (metric= basilisk_request_listprocess(myinfo,&tmpR,list,m)) > hwm )
|
|
{
|
|
*issueR = tmpR;
|
|
hwm = metric;
|
|
refR = tmpR;
|
|
printf("SET HWM\n");
|
|
}
|
|
m = 0;
|
|
}
|
|
}
|
|
nonz++;
|
|
if ( m < sizeof(list)/sizeof(*list) )
|
|
{
|
|
//basilisk_parsejson(&list[m++],item);
|
|
list[m++] = R;
|
|
}
|
|
}
|
|
}
|
|
//printf("process_results n.%d m.%d nonz.%d\n",n,m,nonz);
|
|
if ( m > 0 && m < sizeof(list)/sizeof(*list) )
|
|
if ( (metric= basilisk_request_listprocess(myinfo,&tmpR,list,m)) > hwm )
|
|
{
|
|
*issueR = tmpR, hwm = metric;
|
|
//printf("set hwm\n");
|
|
//for (i=0; i<sizeof(*issueR); i++)
|
|
// printf("%02x",((uint8_t *)issueR)[i]);
|
|
//printf("\n");
|
|
}
|
|
}
|
|
return(hwm);
|
|
}
|
|
|
|
|