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Merge pull request #43 from commerceblock/develop
Release 0.3.9 - Enhancements
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,5 @@ | ||
| format_strings = true | ||
| wrap_comments = true | ||
| format_doc_comments = true | ||
| format_code_in_doc_comments = true | ||
| merge_imports = false | ||
| max_width = 120 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,155 @@ | ||
| #!/bin/bash | ||
| shopt -s expand_aliases | ||
| alias ocl="$HOME/jsonrpc-cli/jsonrpc-cli --user=$RPC_USER --pass=$RPC_PASS --format=jsonpretty --resultonly=on --highlight=off http://$RPC_CONNECT:$RPC_PORT/" | ||
| # parameters: | ||
| # $1 Genesis hash | ||
| # $2 start price | ||
| # $3 end price | ||
| # $4 auction duration | ||
| # $5 request duration | ||
| # $6 number of tickets | ||
| # $7 fee percentage | ||
| # $8 Permission asset private key | ||
| # OPTIONAL | ||
| # $9 prevtxid | ||
| # $10 prevvout | ||
|
|
||
| # Check parameters are set | ||
| if [ -z $1 ] || [ -z $2 ] || [ -z $3 ] || [ -z $4 ] || [ -z $5 ] || [ -z $6 ] || [ -z $7 ] | ||
| then | ||
| printf "%s\n" "createRequest genesisHash startPrice endPrice auctionDuration requestDuration numTickets feePercentage privKey ( txid ) ( vout )" \ \ | ||
| "Script builds, signs and sends a request transaction to service chain." \ | ||
| "Set shell enviroment variables RPC_CONNECT, RPC_PORT, RPC_USER, RPC_PASS with network connection information." \ | ||
| "By deflault a TX_LOCKED_MULTISIG transaction or standard permission asset unspent output is spent to fund the request. If a specific permission asset transaction should be used then set parameters 9 and 10 accordingly." \ | ||
| \ \ | ||
| "Arguments:" \ | ||
| "1. \"Genesis hash\" (Hex string, Required) Hash of client chain genesis block" \ | ||
| "2. \"StartPrice\" (Amount, Required) Starting auction price of tickets" \ | ||
| "3. \"endPrice\" (Amount, Required) Ending auction price of tickets" \ | ||
| "4. \"auctionDuration\" (Integer, Required) Number of blocks auction to last for" \ | ||
| "5. \"requestDuration\" (Integer, Required) Number of blocks service period to last for" \ | ||
| "6. \"numTickets\" (Integer, Required) Number of tickets to be sold" \ | ||
| "7. \"feePercentage\" (Integer, Required) Percentage of fee to go towards rewarding guardnodes" \ | ||
| "8. \"privKey\" (String (hex), Optional) Hex encoded private key of address with permission asset" \ | ||
| "9. \"txid\" (String (hex), Optional) Specified previous request transaction ID to fund new request" \ | ||
| "10. \"vout\" (Integer, Optional) Specified previous request vout to fund new request" | ||
| \ \ | ||
| "Result: " \ | ||
| "\"txid\" (hex string) Transaction ID of request transaction" | ||
| exit | ||
| fi | ||
|
|
||
| # check start price > end price | ||
| if [ $2 -lt $3 ]; then | ||
| printf "Input parameter error: Start price must be larger than end price." | ||
| exit | ||
| fi | ||
| # Client chain genesis block hash | ||
| genesis=$1 | ||
| # check for currently active request for given genesis hash | ||
| if [[ `ocl getrequests | jq "if .[].genesisBlock == \"$genesis\" then 1 else 0 end"` == *"1"* ]]; then | ||
| printf "Input parameter error: Genesis hash already in active request list. Relevant request info below.\n\n" | ||
| echo "Current block height: " `ocl getblockcount` | ||
| ocl getrequests $1 | jq '.[]' | ||
| exit | ||
| fi | ||
|
|
||
| # Request start height = current height + auction duration | ||
| currentblockheight=`ocl getblockchaininfo | jq ".blocks"` | ||
| let start=$currentblockheight+$5 | ||
| # Request end height = request start height + request duration | ||
| let end=start+$4 | ||
|
|
||
| # Starting price | ||
| price=$2 | ||
| # Decay constant formula | ||
| decay=$(echo "$4^3/((1+$4)*(($2/$3)-1))" | bc) | ||
| # Number of tickets | ||
| tickets=$6 | ||
| # Fee percentage paid | ||
| fee=$7 | ||
|
|
||
| unspent=`ocl listunspent '[1, 9999999, [], true, "PERMISSION"]' | jq -c '.[]'` | ||
| # Import private key. Check if list unspent is empty first to avoid unnessesary re-scanning every time script runs | ||
| if [ ! -z $8 ] && [[ -z $unspent ]]; then | ||
| echo "Importing private key..." | ||
| ocl importprivkey $8 > /dev/null | ||
| unspent=`ocl listunspent '[1, 9999999, [], true, "PERMISSION"]' | jq -c '.[]'` | ||
| fi | ||
|
|
||
| checkLockTime () { | ||
| if [[ $currentblockheight -gt `echo $1 | jq -r '.locktime'` ]]; then | ||
| return 0 | ||
| fi | ||
| return 1 | ||
| } | ||
| # Check for specified previous request transaction info and set txid, vout variables accordingly | ||
| if [ -n "$9" ] || [ -n "${10}" ]; then | ||
| if [ -z $9 ] || [ -z ${10} ]; then | ||
| printf "Input parameter error: txid and vout must be provided for previous request transaction.\n" | ||
| exit | ||
| fi | ||
| txid=$9 | ||
| vout=$10 | ||
| tx=`ocl decoderawtransaction $(ocl getrawtransaction $txid)` | ||
| if checkLockTime "$tx"; then | ||
| value=`echo $tx | jq -r '.vout[0].value'` | ||
| else | ||
| printf "Input parameter error: Previous request transaction nlocktime not met.\n" | ||
| exit | ||
| fi | ||
| else | ||
| # Get previously locked TX_LOCKED_MULTISIG unspent output | ||
| for i in $unspent; | ||
| do | ||
| if [ `echo $i | jq ".solvable"` = "false" ]; then | ||
| txid=`echo $i | jq -r ".txid"` | ||
| tx=`ocl decoderawtransaction $(ocl getrawtransaction $txid | jq -r '.')` | ||
| if checkLockTime "$tx"; then | ||
| value=`echo $tx | jq -r '.vout[0].value'` # TX_LOCKED_MULTISIG permission | ||
| vout=0 # asset always vout=0 | ||
| break | ||
| fi | ||
| fi | ||
| done | ||
| # If value not set yet then get standard permission asset unspent output | ||
| if [ -z $value ]; then | ||
| for i in $unspent; | ||
| do | ||
| txid=`echo $i | jq -r ".txid"` | ||
| tx=`ocl decoderawtransaction $(ocl getrawtransaction $txid | jq -r '.')` | ||
| if checkLockTime "$tx"; | ||
| then | ||
| value=`echo $i | jq -r ".amount"` | ||
| vout=`echo $i | jq ".vout"` | ||
| break | ||
| fi | ||
| done | ||
| fi | ||
| if [[ ${#unspent[0]} = 4 || -z $txid ]]; then # unspent or txid is null | ||
| printf "Error: No unspent TX_LOCKED_MULTISIG or permission asset transaction outputs available in wallet.\n" | ||
| exit | ||
| fi | ||
| fi | ||
| # Address permission tokens will be locked in | ||
| pub=`ocl validateaddress $(ocl getnewaddress | jq -r '.') | jq -r ".pubkey"` | ||
|
|
||
| # Generate and sign request transaction | ||
| inputs="{\"txid\":\"$txid\",\"vout\":$vout}" | ||
| outputs="{\"decayConst\":$decay,\"endBlockHeight\":$end,\"fee\":$fee,\"genesisBlockHash\":\"$genesis\",\ | ||
| \"startBlockHeight\":$start,\"tickets\":$tickets,\"startPrice\":$price,\"value\":$value,\"pubkey\":\"$pub\"}" | ||
|
|
||
| rawtx=`ocl createrawrequesttx '['$(echo $inputs)','$(echo $outputs)']' | jq -r '.'` | ||
| signedrawtx=`ocl signrawtransaction $rawtx` | ||
|
|
||
| # Catch signing error | ||
| if [ `echo $signedrawtx | jq ".complete"` = "false" ]; then | ||
| echo "Signing error: Script cannot be signed. Is the input transaction information correct and is it unlockable now?" | ||
| fi | ||
|
|
||
| txid=`ocl sendrawtransaction $(echo $signedrawtx | jq -r ".hex") | jq -r '.'` | ||
| echo "Request txid: $txid" | ||
|
|
||
| # Import spending address to allow script to automatically update request | ||
| address=`ocl decoderawtransaction $(echo $signedrawtx | jq -r '.hex') | jq -r '.vout[0].scriptPubKey.hex'` | ||
| ocl importaddress $address > /dev/null |
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