jl777
8 years ago
22 changed files with 560 additions and 1286 deletions
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/******************************************************************************
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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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#define MAX_ELECTIONS 64 |
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struct vote_info |
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{ |
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bits256 commit,vote; |
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uint64_t stake,repstake; |
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int32_t repid; |
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uint8_t sig[74],siglen; |
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uint8_t pubkey[33],rmd160[20]; |
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}; |
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struct election_info |
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{ |
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bits256 hash; |
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char name[64]; |
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uint32_t expiration,duration,numcandidates,numvotes; |
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cJSON *ballot; |
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struct vote_info *votes; |
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} Elections[MAX_ELECTIONS]; |
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int64_t basilisk_voter_stake(struct supernet_info *myinfo,uint8_t *rmd160,struct iguana_info *coin,uint8_t *pubkey) |
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{ |
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char coinaddr[64]; int64_t stake = 1; |
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calc_rmd160_sha256(rmd160,pubkey,33); |
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bitcoin_address(coinaddr,coin->chain->pubtype,pubkey,33); |
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// get stake of address
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return(stake); |
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} |
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int32_t basilisk_voter_process(struct supernet_info *myinfo,uint8_t *rmd160,struct iguana_info *coin,struct election_info *ep,struct vote_info *vp) |
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{ |
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int32_t i; |
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if ( vp->stake == 0 ) |
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vp->stake = 1; |
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if ( bits256_nonz(vp->vote) != 0 ) |
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{ |
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for (i=1; i<8; i++) |
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if ( vp->vote.uints[i] != 0 ) |
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break; |
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if ( i == 8 ) |
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return(vp->vote.uints[0]); |
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else |
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{ |
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for (i=0; i<20; i++) |
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rmd160[i] = vp->vote.bytes[i + 4]; |
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return(ep->numcandidates); |
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} |
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} |
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return(-1); |
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} |
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int32_t basilisk_election_process(struct supernet_info *myinfo,int64_t *tally,struct iguana_info *coin,struct election_info *ep) |
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{ |
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int32_t i,j,pending = 0; struct vote_info *vp; uint8_t rmd160[20]; |
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for (i=0; i<ep->numvotes; i++) |
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ep->votes[i].repstake = 0; |
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for (i=0; i<ep->numvotes; i++) |
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{ |
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vp = &ep->votes[i]; |
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if ( basilisk_voter_process(myinfo,rmd160,coin,ep,vp) == ep->numcandidates && vp->repid < 0 ) |
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{ |
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for (j=0; j<ep->numvotes; j++) |
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{ |
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if ( i != j && memcmp(rmd160,ep->votes[j].rmd160,20) == 0 ) |
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{ |
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vp->repid = j; |
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ep->votes[j].repstake += vp->stake; |
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break; |
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} |
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} |
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} |
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} |
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if ( tally != 0 ) |
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{ |
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memset(tally,0,ep->numcandidates*sizeof(*tally)); |
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for (i=0; i<ep->numvotes; i++) |
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{ |
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vp = &ep->votes[i]; |
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if ( vp->repid < 0 && vp->vote.uints[0] > 0 && vp->vote.uints[0] <= ep->numcandidates ) |
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tally[vp->vote.uints[0]] += (vp->stake + vp->repstake); |
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else if ( vp->repid < 0 ) |
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pending++; |
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} |
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} |
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return(pending); |
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} |
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cJSON *basilisk_voterjson(struct supernet_info *myinfo,struct iguana_info *coin,struct election_info *ep,struct vote_info *vp) |
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{ |
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char coinaddr[64],sigstr[74*2+1]; int32_t i; uint8_t rmd160[20]; cJSON *item; |
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item = cJSON_CreateObject(); |
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basilisk_voter_process(myinfo,rmd160,coin,ep,vp); |
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bitcoin_address(coinaddr,5,vp->pubkey,sizeof(vp->pubkey)); |
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jaddstr(item,"coinaddr",coinaddr); |
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jaddnum(item,"stake",dstr(vp->stake)); |
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if ( vp->repstake != 0 ) |
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jaddnum(item,"repstake",dstr(vp->repstake)); |
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if ( bits256_nonz(vp->vote) != 0 ) |
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{ |
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for (i=1; i<8; i++) |
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if ( vp->vote.uints[i] != 0 ) |
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break; |
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if ( i == 8 ) |
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{ |
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if ( vp->vote.uints[0] <= ep->numcandidates ) |
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jaddnum(item,"vote",vp->vote.uints[0]); |
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else jaddstr(item,"error","illegal vote"); |
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} |
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else |
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{ |
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for (i=0; i<20; i++) |
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rmd160[i] = vp->vote.bytes[i + 4]; |
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bitcoin_address(coinaddr,5,rmd160,20); |
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jaddstr(item,"delegated",coinaddr); |
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} |
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} |
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else if ( bits256_nonz(vp->commit) != 0 ) |
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jaddbits256(item,"commit",vp->commit); |
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init_hexbytes_noT(sigstr,vp->sig,vp->siglen); |
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jaddstr(item,"sig",sigstr); |
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return(item); |
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} |
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cJSON *basilisk_electionjson(struct supernet_info *myinfo,struct iguana_info *coin,struct election_info *ep) |
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{ |
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int32_t i; cJSON *array,*obj = cJSON_CreateObject(); |
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jaddstr(obj,"name",ep->name); |
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jaddbits256(obj,"hash",ep->hash); |
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jaddnum(obj,"expiration",ep->expiration); |
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jaddnum(obj,"numcandidates",ep->numcandidates); |
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jaddnum(obj,"numvotes",ep->numvotes); |
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jadd(obj,"ballot",jduplicate(ep->ballot)); |
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array = cJSON_CreateArray(); |
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for (i=0; i<ep->numvotes; i++) |
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jaddi(array,basilisk_voterjson(myinfo,coin,ep,&ep->votes[i])); |
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jadd(obj,"votes",array); |
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return(obj); |
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} |
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int32_t basilisk_electionsave(struct election_info *ep) |
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{ |
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char fname[512],str[65],*ballotstr; int32_t n; FILE *fp; |
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OS_ensure_directory("elections"); |
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sprintf(fname,"elections/%s",bits256_str(str,ep->hash)); |
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OS_compatible_path(fname); |
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if ( (fp= fopen(fname,"wb")) != 0 ) |
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{ |
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if ( fwrite(ep,1,sizeof(*ep),fp) != sizeof(*ep) ) |
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printf("error saving election.(%s) to %s\n",ep->name,fname); |
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else |
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{ |
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if ( fwrite(&ep->numvotes,1,sizeof(ep->numvotes),fp) != sizeof(ep->numvotes) ) |
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printf("error saving numvotes.%d to %s\n",ep->numvotes,fname); |
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else if ( ep->numvotes > 0 ) |
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{ |
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if ( fwrite(ep->votes,sizeof(*ep->votes),ep->numvotes,fp) != ep->numvotes ) |
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printf("error saving votes.%d for %s to %s\n",ep->numvotes,ep->name,fname); |
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else |
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{ |
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if ( (ballotstr= jprint(ep->ballot,0)) != 0 ) |
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{ |
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n = (int32_t)strlen(ballotstr) + 1; |
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if ( fwrite(&n,1,sizeof(n),fp) != sizeof(n) ) |
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printf("error saving n.%d for (%s) to %s\n",n,ballotstr,fname); |
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else if ( fwrite(ballotstr,1,n,fp) != n ) |
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printf("error saving election.(%s) to %s\n",ballotstr,fname); |
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free(ballotstr); |
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} |
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} |
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} |
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} |
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fclose(fp); |
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return(0); |
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} |
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return(-1); |
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} |
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struct vote_info *basilisk_vote_find(struct election_info *ep,struct vote_info *vote) |
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{ |
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int32_t i; |
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for (i=0; i<ep->numvotes; i++) |
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{ |
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if ( memcmp(ep->votes[i].pubkey,vote->pubkey,33) == 0 ) |
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return(&ep->votes[i]); |
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} |
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return(0); |
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} |
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struct election_info *basilisk_election_find(int32_t createflag,bits256 hash) |
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{ |
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int32_t i; uint32_t now = (uint32_t)time(NULL); |
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for (i=0; i<sizeof(Elections)/sizeof(*Elections); i++) |
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{ |
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if ( Elections[i].expiration != 0 && now > Elections[i].expiration ) |
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{ |
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basilisk_electionsave(&Elections[i]); |
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memset(&Elections[i],0,sizeof(Elections[i])); |
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} |
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if ( bits256_nonz(hash) != 0 ) |
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{ |
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if ( bits256_nonz(Elections[i].hash) == 0 ) |
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return(&Elections[i]); |
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else if ( bits256_cmp(Elections[i].hash,hash) == 0 ) |
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return(0); |
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} |
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} |
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return(0); |
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} |
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int32_t basilisk_vote_extract(struct supernet_info *myinfo,char *coinaddr,struct vote_info *vote,cJSON *item) |
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{ |
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char str[65],str2[65],str3[65]; uint8_t *sig,*pubkey; int32_t action,siglen,plen; bits256 data,hash; |
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memset(vote,0,sizeof(*vote)); |
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if ( get_dataptr(0,&sig,&siglen,vote->sig,sizeof(vote->sig),jstr(item,"sig")) != 0 ) |
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{ |
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vote->siglen = siglen; |
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action = juint(item,"action"); |
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if ( get_dataptr(0,&pubkey,&plen,vote->pubkey,sizeof(vote->pubkey),jstr(item,"pubkey")) != 0 ) |
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{ |
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bitcoin_address(coinaddr,5,pubkey,33); |
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data = jbits256(item,"data"); |
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if ( bitcoin_verify(myinfo->ctx,vote->sig,vote->siglen,data,vote->pubkey,33) == 0 ) |
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{ |
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if ( (action & 0xff) == 'c' ) |
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{ |
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vote->commit = data; |
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printf("%s commits to %s\n",coinaddr,bits256_str(str,data)); |
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return(action); |
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} |
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else if ( (action & 0xff) == 'r' ) |
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{ |
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if ( bits256_nonz(vote->commit) != 0 ) |
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{ |
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vcalc_sha256(0,hash.bytes,data.bytes,sizeof(data)); |
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if ( bits256_cmp(hash,vote->commit) == 0 ) |
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{ |
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printf("%s vote %s -> %s matches commit %s\n",coinaddr,bits256_str(str,data),bits256_str(str2,hash),bits256_str(str3,vote->commit)); |
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vote->vote = data; |
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// error check vote
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return(action); |
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} |
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else |
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{ |
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printf("%s vote %s -> %s doesnt match commit %s\n",coinaddr,bits256_str(str,data),bits256_str(str2,hash),bits256_str(str3,vote->commit)); |
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return(-2); |
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} |
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} |
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} |
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} else return(-1); |
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} |
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} |
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return(-1); |
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} |
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char *basilisk_respond_VOT(struct supernet_info *myinfo,char *CMD,void *addr,char *remoteaddr,uint32_t basilisktag,cJSON *valsobj,uint8_t *data,int32_t datalen,bits256 hash,int32_t from_basilisk) |
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{ |
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int32_t i,duration,winner,pending,action,numcandidates; char coinaddr[64],*symbol,*votemethod,*ballotstr; cJSON *item,*array,*electionobj,*ballot,*retjson; struct election_info *ep; struct vote_info vote,*vp; struct iguana_info *coin; int64_t *tally,max; |
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retjson = cJSON_CreateObject(); |
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if ( (symbol= jstr(valsobj,"coin")) == 0 ) |
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symbol = "BTCD"; |
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coin = iguana_coinfind(symbol); |
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if ( (votemethod= jstr(valsobj,"votemethod")) != 0 ) |
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{ |
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if ( strcmp(votemethod,"create") == 0 ) |
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{ |
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if ( (ballot= jarray(&numcandidates,valsobj,"ballot")) != 0 && numcandidates > 0 ) |
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{ |
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if ( (duration= juint(valsobj,"duration")) == 0 ) |
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duration = 3600; |
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ballotstr = jprint(ballot,0); |
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vcalc_sha256(0,hash.bytes,(uint8_t *)ballotstr,(int32_t)strlen(ballotstr)); |
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free(ballotstr); |
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if ( (ep= basilisk_election_find(1,hash)) != 0 ) |
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{ |
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ep->hash = hash; |
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ep->duration = duration; |
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ep->expiration = (uint32_t)time(NULL) + duration; |
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ep->ballot = jduplicate(ballot); |
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ep->numcandidates = numcandidates; |
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safecopy(ep->name,jstr(valsobj,"name"),sizeof(ep->name)); |
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if ( (electionobj= basilisk_electionjson(myinfo,coin,ep)) != 0 ) |
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{ |
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jaddstr(retjson,"result","success"); |
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jadd(retjson,"election",electionobj); |
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} else jaddstr(retjson,"error","couldnt create election object"); |
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} else jaddstr(retjson,"error","couldnt allocate election slot"); |
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} |
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} |
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else if ( strcmp(votemethod,"list") == 0 ) |
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{ |
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array = cJSON_CreateArray(); |
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for (i=0; i<sizeof(Elections)/sizeof(*Elections); i++) |
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{ |
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if ( bits256_nonz(Elections[i].hash) != 0 ) |
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{ |
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item = cJSON_CreateObject(); |
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jaddstr(item,"name",Elections[i].name); |
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jaddbits256(item,"hash",Elections[i].hash); |
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jaddi(array,item); |
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} |
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} |
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jaddstr(retjson,"result","success"); |
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jadd(retjson,"elections",array); |
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} |
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if ( (ep= basilisk_election_find(0,hash)) != 0 ) |
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{ |
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if ( strcmp(votemethod,"info") == 0 ) |
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{ |
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jaddstr(retjson,"result","success"); |
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tally = calloc(ep->numcandidates+1,sizeof(*tally)); |
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pending = basilisk_election_process(myinfo,tally,coin,ep); |
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if ( pending != 0 ) |
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jaddnum(retjson,"pending",pending); |
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jadd(retjson,"election",basilisk_electionjson(myinfo,coin,ep)); |
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array = cJSON_CreateArray(); |
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max = 0; |
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winner = -1; |
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for (i=1; i<=ep->numcandidates; i++) |
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{ |
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if ( tally[i] > max ) |
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{ |
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max = tally[i]; |
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winner = i; |
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} |
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jaddinum(array,dstr(tally[i])); |
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} |
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jadd(retjson,"tally",array); |
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if ( winner > 0 ) |
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{ |
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item = jitem(ep->ballot,winner-1); |
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jadd(retjson,"winner",item); |
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} |
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free(tally); |
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} |
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else if ( strcmp(votemethod,"ratify") == 0 ) |
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{ |
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// record ratification of tally
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} |
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else if ( (action= basilisk_vote_extract(myinfo,coinaddr,&vote,valsobj)) > 0 ) |
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{ |
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vp = basilisk_vote_find(ep,&vote); |
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if ( strcmp(votemethod,"vote") == 0 ) |
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{ |
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if ( vp == 0 ) |
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{ |
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ep->votes = realloc(ep->votes,sizeof(*ep->votes) + (ep->numvotes + 1)); |
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vote.repid = -1; |
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vote.stake = basilisk_voter_stake(myinfo,vote.rmd160,coin,vote.pubkey); |
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ep->votes[ep->numvotes++] = vote; |
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jaddstr(retjson,"result","success"); |
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} |
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else if ( action == 'c' ) |
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{ |
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*vp = vote; |
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jaddstr(retjson,"result","success"); |
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} |
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else if ( action == 'r' ) |
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{ |
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*vp = vote; |
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jaddstr(retjson,"result","success"); |
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} else jaddstr(retjson,"error","illegal vote action"); |
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} |
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else if ( strcmp(votemethod,"verify") == 0 ) |
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{ |
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if ( vp == 0 ) |
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jaddstr(retjson,"error","cant find voter"); |
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else if ( action == 'c' ) |
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{ |
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if ( bits256_cmp(vote.commit,vp->commit) == 0 ) |
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jaddstr(retjson,"result","success"); |
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else jaddstr(retjson,"error","mismatched commit"); |
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jaddbits256(retjson,"oldcommit",vp->commit); |
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jaddbits256(retjson,"newcommit",vote.commit); |
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} |
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else if ( action == 'r' ) |
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{ |
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if ( bits256_cmp(vote.vote,vp->vote) == 0 ) |
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jaddstr(retjson,"result","success"); |
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else jaddstr(retjson,"error","mismatched vote"); |
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jaddbits256(retjson,"oldvote",vp->vote); |
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jaddbits256(retjson,"newvote",vote.vote); |
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} else jaddstr(retjson,"error","illegal vote action"); |
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} else jaddstr(retjson,"error","illegal vote method"); |
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} else jaddstr(retjson,"error","couldnt extract vote info"); |
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} |
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} |
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return(jprint(retjson,1)); |
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} |
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@ -0,0 +1 @@ |
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curl --url "http://127.0.0.1:7778" --data "{\"active\":1,\"agent\":\"iguana\",\"method\":\"addcoin\",\"newcoin\":\"NOTARY\",\"services\":128,\"maxpeers\":2048,\"RELAY\":0,\"VALIDATE\":0,\"portp2p\":7776,\"rpc\":0}" |
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