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Publish loop

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This commit is contained in:
jl777
2018-09-04 18:27:20 -11:00
parent 68ea31297e
commit 8f5352c0d5
1 changed files with 83 additions and 5 deletions
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88
src/cc/dapps/oraclefeed.c
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@@ -309,14 +309,92 @@ uint64_t get_btcusd()
return(btcusd);
}
// oraclescreate "BTCUSD" "coindeskpricedata" "L" -> 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3
// oraclesregister 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 1000000 -> 11c54d4ab17293217276396e27d86f714576ff55a3300dac34417047825edf93
// oraclessubscribe 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 02ebc786cb83de8dc3922ab83c21f3f8a2f3216940c3bf9da43ce39e2a3a882c92 1.5 -> ce4e4afa53765b11a74543dacbd3174a93f33f12bb94cdc080c2c023726b5838
// oraclesdata 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 000000ff00000000 -> e8a8c897e97389dcac31d81b617ab73a829110bd5c6f99f9f533b9c0e22700d0
// oraclessamples 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 1 ->
cJSON *get_komodocli(char **retstrp,char *acname,char *method,char *arg0,char *arg1,char *arg2)
{
long fsize; cJSON *retjson = 0; char cmdstr[1024],*jsonstr,*fname = "/tmp/komodocli";
sprintf(cmdstr,"./komodo-cli -ac_name=%s %s %s %s %s > %s\n",acname,method,arg0,arg1,arg2,arg3,fname);
system(cmdstr);
*retstrp = 0;
if ( (jsonstr= filestr(&fsize,fname)) != 0 )
{
if ( (retjson= cJSON_Parse(jsonstr)) == 0 )
*retstrp = jsonstr;
else free(jsonstr);
}
return(retjson);
}
void komodobroadcast(cJSON *hexjson)
{
char *hexstr,*retstr; cJSON *retjson;
if ( (hexstr= jstr(hexjson,"hex")) != 0 )
{
if ( (retjson= get_komodocli(&retstr,"AT5","sendrawtransaction",hexstr,"","")) != 0 )
free_json(retjson);
else if ( retstr != 0 )
{
printf("txid.(%s)\n",retstr);
free(retstr);
}
}
}
/*
oraclescreate "BTCUSD" "coindeskpricedata" "L" -> 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3
oraclesregister 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 1000000 -> 11c54d4ab17293217276396e27d86f714576ff55a3300dac34417047825edf93
oraclessubscribe 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 02ebc786cb83de8dc3922ab83c21f3f8a2f3216940c3bf9da43ce39e2a3a882c92 1.5 -> ce4e4afa53765b11a74543dacbd3174a93f33f12bb94cdc080c2c023726b5838
oraclesdata 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 000000ff00000000 -> e8a8c897e97389dcac31d81b617ab73a829110bd5c6f99f9f533b9c0e22700d0
oraclessamples 4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3 cd32123eeed9512f980633ec4de63fb01a4a7430dc96a3613dcc38da079ced54 10 ->
{
"result": "success",
"samples": [
[
"4278190080"
]
]
}
*/
#define ORACLETXID "4895f631316a649e216153aee7a574bd281686265dc4e8d37597f72353facac3"
#define MYPUBKEY "02ebc786cb83de8dc3922ab83c21f3f8a2f3216940c3bf9da43ce39e2a3a882c92"
int32_t main(int32_t argc,char **argv)
{
cJSON *clijson,*clijson2,*regjson,*item; int32_t i,j,n; char *retstr,*pkstr,hexstr[64]; uint64_t price;
printf("Powered by CoinDesk (%s) %.8f\n","https://www.coindesk.com/price/",dstr(get_btcusd()));
while ( 1 )
{
retstr = 0;
if ( (price= get_btcusd()) != 0 && (clijson= get_komodocli(&retstr,"AT5","oraclesinfo",ORACLETXID,"","")) != 0 )
{
if ( (regjson= jarray(&n,clijson,"registered")) != 0 )
{
for (i=0; i<n; i++)
{
item = jitem(regjson,i);
if ( (pkstr= jstr(item,"provider")) != 0 && strcmp(pkstr,MYPUBKEY) == 0 )
{
for (j=0; j<8; j++)
sprintf(&hexstr[j*2],"%02x",(price >> (j*8)) & 0xff);
hexstr[16] = 0;
if ( (clijson2= get_komodocli("AT5","oraclesdata",ORACLETXID,hexstr,"")) != 0 )
{
printf("data.(%s)\n",jprint(clijson2,0));
komodobroadcast(clijson2);
free_json(clijson2);
}
break;
}
}
}
free_json(clijson);
}
if ( retstr != 0 )
{
printf("got json parse error.(%s)\n",retstr);
free(retstr);
}
sleep(60);
}
return(0);
}