[FAB-17140] Add go commercial paper contract

ci/azure-pipelines.yml

@@ -74,4 +74,14 @@ jobs:
     steps:
       - template: install-deps.yml
       - template: install-fabric.yml
-      - template: commercialpaper-java.yml      
+      - template: commercialpaper-java.yml
+  - job: commercialpaper_go
+    displayName: CommercialPaper (Go)
+    pool:
+      vmImage: ubuntu-18.04
+    dependsOn: []
+    timeoutInMinutes: 60
+    steps:
+      - template: install-deps.yml
+      - template: install-fabric.yml
+      - template: commercialpaper-go.yml

ci/commercialpaper-go.yml

@@ -0,0 +1,50 @@
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+steps:
+  - script: go test ./...
+    workingDirectory: commercial-paper/organization/magnetocorp/contract-go
+    displayName: Go unit test magnetocorp
+  - script: go test ./...
+    workingDirectory: commercial-paper/organization/digibank/contract-go
+    displayName: Go unit test digibank
+  - script: bash start.sh
+    workingDirectory: basic-network
+    displayName: Start Fabric
+  - script: |
+      docker-compose -f docker-compose.yml up -d cliMagnetoCorp
+
+      docker exec cliMagnetoCorp bash -c 'cd /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-go && go mod vendor'
+
+      docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang golang --path github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-go --label cp_0
+      docker exec cliMagnetoCorp peer lifecycle chaincode install cp.tar.gz
+      export PACKAGE_ID=$(docker exec cliMagnetoCorp peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
+
+      docker exec cliMagnetoCorp peer lifecycle chaincode approveformyorg --channelID mychannel --name papercontract -v 0 --package-id $PACKAGE_ID --sequence 1 --signature-policy "AND ('Org1MSP.member')" 
+      docker exec cliMagnetoCorp peer lifecycle chaincode commit -o orderer.example.com:7050 --channelID mychannel --name papercontract -v 0 --sequence 1 --waitForEvent --signature-policy "AND ('Org1MSP.member')" 
+      docker exec cliMagnetoCorp peer chaincode invoke -o orderer.example.com:7050 --channelID mychannel --name papercontract -c '{"Args":["org.papernet.commercialpaper:instantiate"]}' --waitForEvent
+
+    workingDirectory: commercial-paper/organization/magnetocorp/configuration/cli
+    displayName: Setup Commercial Paper contract
+
+  - script: retry -- npm install
+    workingDirectory: commercial-paper/organization/magnetocorp/application
+    displayName: Install Magnetocorp application
+  - script: |
+      set -ex
+      node addToWallet.js
+      node issue.js
+    workingDirectory: commercial-paper/organization/magnetocorp/application
+    displayName: Magnetocorp issue paper
+
+  - script: retry -- npm install
+    workingDirectory: commercial-paper/organization/digibank/application
+    displayName: Install Digibank application
+  - script: |
+      set -ex
+      node addToWallet.js
+      node buy.js
+      node redeem.js
+    workingDirectory: commercial-paper/organization/digibank/application
+    displayName: Digibank issue paper    

ci/commercialpaper-java.yml

@@ -13,7 +13,7 @@ steps:
   - script: |
       docker-compose -f docker-compose.yml up -d cliDigiBank
 
-      docker exec cliDigiBank peer lifecycle chaincode package cp.tar.gz --lang java --path /opt/gopath/src/github.com/contract-java/build/libs --label cp_0
+      docker exec cliDigiBank peer lifecycle chaincode package cp.tar.gz --lang java --path /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/digibank/contract-java/build/libs --label cp_0
       docker exec cliDigiBank peer lifecycle chaincode install cp.tar.gz
       export PACKAGE_ID=$(docker exec cliDigiBank peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
 

ci/commercialpaper-javascript.yml

@@ -9,7 +9,7 @@ steps:
   - script: |
       docker-compose -f docker-compose.yml up -d cliMagnetoCorp
 
-      docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/contract --label cp_0
+      docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract --label cp_0
       docker exec cliMagnetoCorp peer lifecycle chaincode install cp.tar.gz
       export PACKAGE_ID=$(docker exec cliMagnetoCorp peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
 

commercial-paper/README.md

@@ -68,7 +68,7 @@ This will start a docker container for Fabric CLI commands, and put you in the c
 **For a JavaScript Contract:**
 
 ```
-docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/contract --label cp_0
+docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract --label cp_0
 docker exec cliMagnetoCorp peer lifecycle chaincode install cp.tar.gz
 export PACKAGE_ID=$(docker exec cliMagnetoCorp peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
 
@@ -87,13 +87,26 @@ pushd ./organization/magnetocorp/contract-java
 
 popd
 
-docker exec cliMagnetoCorp peer chaincode install -n papercontract -v 0 -p /opt/gopath/src/github.com/contract-java/build/install/papercontract -l java
+docker exec cliMagnetoCorp peer chaincode install -n papercontract -v 0 -p /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-java/build/install/papercontract -l java
 
 docker exec cliMagnetoCorp peer chaincode instantiate -n papercontract -v 0 -l java -c '{"Args":["org.papernet.commercialpaper:instantiate"]}' -C mychannel -P "AND ('Org1MSP.member')"
 ```
 
 > If you want to try both a Java and JavaScript Contract, then you will need to restart the infrastructure and deploy the other contract.
 
+**For a Go Contract:**
+```
+docker exec cliMagnetoCorp bash -c 'cd /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-go && go mod vendor'
+
+docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang golang --path github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-go --label cp_0
+docker exec cliMagnetoCorp peer lifecycle chaincode install cp.tar.gz
+export PACKAGE_ID=$(docker exec cliMagnetoCorp peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
+
+docker exec cliMagnetoCorp peer lifecycle chaincode approveformyorg --channelID mychannel --name papercontract -v 0 --package-id $PACKAGE_ID --sequence 1 --signature-policy "AND ('Org1MSP.member')"
+docker exec cliMagnetoCorp peer lifecycle chaincode commit -o orderer.example.com:7050 --channelID mychannel --name papercontract -v 0 --sequence 1 --waitForEvent --signature-policy "AND ('Org1MSP.member')"
+docker exec cliMagnetoCorp peer chaincode invoke -o orderer.example.com:7050 --channelID mychannel --name papercontract -c '{"Args":["org.papernet.commercialpaper:instantiate"]}' --waitForEvent
+```
+
 ## Client Applications
 
 Note for Java applications you will need to compile the Java Code using maven. Use this command in each application-java directory

commercial-paper/cp.sh

@@ -25,7 +25,7 @@ docker ps
 # cd "${DIR}/commercial-paper/organization/magnetocorp/configuration/cli"
 # docker-compose -f docker-compose.yml up -d cliMagnetoCorp
 
-# docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/contract --label cp_0
+# docker exec cliMagnetoCorp peer lifecycle chaincode package cp.tar.gz --lang node --path /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract --label cp_0
 # docker exec cliMagnetoCorp peer lifecycle chaincode install cp.tar.gz
 # export PACKAGE_ID=$(docker exec cliMagnetoCorp peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
 
@@ -37,7 +37,7 @@ docker ps
 cd "${DIR}/commercial-paper/organization/digibank/configuration/cli"
 docker-compose -f docker-compose.yml up -d cliDigiBank
 CLI_CONTAINER=cliDigiBank
-docker exec ${CLI_CONTAINER} peer lifecycle chaincode package cp.tar.gz --lang java --path /opt/gopath/src/github.com/contract-java/build/libs --label cp_0
+docker exec ${CLI_CONTAINER} peer lifecycle chaincode package cp.tar.gz --lang java --path /opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/magnetocorp/contract-java/build/libs --label cp_0
 docker exec ${CLI_CONTAINER} peer lifecycle chaincode install cp.tar.gz
 export PACKAGE_ID=$(docker exec ${CLI_CONTAINER} peer lifecycle chaincode queryinstalled 2>&1 | awk -F "[, ]+" '/Label: /{print $3}')
 

commercial-paper/organization/digibank/configuration/cli/docker-compose.yml

@@ -28,7 +28,7 @@ services:
     command: /bin/bash
     volumes:
         - /var/run/:/host/var/run/
-        - ./../../../../organization/digibank:/opt/gopath/src/github.com/
+        - ./../../../../organization/digibank:/opt/gopath/src/github.com/hyperledger/fabric-samples/commercial-paper/organization/digibank
         - ./../../../../../basic-network/crypto-config:/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/
     networks:
         - basic

commercial-paper/organization/digibank/contract-go/commercial-paper/paper.go

@@ -0,0 +1,139 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package commercialpaper
+
+import (
+	"encoding/json"
+	"fmt"
+
+	ledgerapi "github.com/hyperledger/fabric-samples/commercial-paper/organization/digibank/contract-go/ledger-api"
+)
+
+// State enum for commercial paper state property
+type State uint
+
+const (
+	// ISSUED state for when a paper has been issued
+	ISSUED State = iota + 1
+	// TRADING state for when a paper is trading
+	TRADING
+	// REDEEMED state for when a paper has been redeemed
+	REDEEMED
+)
+
+func (state State) String() string {
+	names := []string{"ISSUED", "TRADING", "REDEEMED"}
+
+	if state < ISSUED || state > REDEEMED {
+		return "UNKNOWN"
+	}
+
+	return names[state-1]
+}
+
+// CreateCommercialPaperKey creates a key for commercial papers
+func CreateCommercialPaperKey(issuer string, paperNumber string) string {
+	return ledgerapi.MakeKey(issuer, paperNumber)
+}
+
+// Used for managing the fact status is private but want it in world state
+type commercialPaperAlias CommercialPaper
+type jsonCommercialPaper struct {
+	*commercialPaperAlias
+	State State  `json:"currentState"`
+	Class string `json:"class"`
+	Key   string `json:"key"`
+}
+
+// CommercialPaper defines a commercial paper
+type CommercialPaper struct {
+	PaperNumber      string `json:"paperNumber"`
+	Issuer           string `json:"issuer"`
+	IssueDateTime    string `json:"issueDateTime"`
+	FaceValue        int    `json:"faceValue"`
+	MaturityDateTime string `json:"maturityDateTime"`
+	Owner            string `json:"owner"`
+	state            State  `metadata:"currentState"`
+	class            string `metadata:"class"`
+	key              string `metadata:"key"`
+}
+
+// UnmarshalJSON special handler for managing JSON marshalling
+func (cp *CommercialPaper) UnmarshalJSON(data []byte) error {
+	jcp := jsonCommercialPaper{commercialPaperAlias: (*commercialPaperAlias)(cp)}
+
+	err := json.Unmarshal(data, &jcp)
+
+	if err != nil {
+		return err
+	}
+
+	cp.state = jcp.State
+
+	return nil
+}
+
+// MarshalJSON special handler for managing JSON marshalling
+func (cp CommercialPaper) MarshalJSON() ([]byte, error) {
+	jcp := jsonCommercialPaper{commercialPaperAlias: (*commercialPaperAlias)(&cp), State: cp.state, Class: "org.papernet.commercialpaper", Key: ledgerapi.MakeKey(cp.Issuer, cp.PaperNumber)}
+
+	return json.Marshal(&jcp)
+}
+
+// GetState returns the state
+func (cp *CommercialPaper) GetState() State {
+	return cp.state
+}
+
+// SetIssued returns the state to issued
+func (cp *CommercialPaper) SetIssued() {
+	cp.state = ISSUED
+}
+
+// SetTrading sets the state to trading
+func (cp *CommercialPaper) SetTrading() {
+	cp.state = TRADING
+}
+
+// SetRedeemed sets the state to redeemed
+func (cp *CommercialPaper) SetRedeemed() {
+	cp.state = REDEEMED
+}
+
+// IsIssued returns true if state is issued
+func (cp *CommercialPaper) IsIssued() bool {
+	return cp.state == ISSUED
+}
+
+// IsTrading returns true if state is trading
+func (cp *CommercialPaper) IsTrading() bool {
+	return cp.state == TRADING
+}
+
+// IsRedeemed returns true if state is redeemed
+func (cp *CommercialPaper) IsRedeemed() bool {
+	return cp.state == REDEEMED
+}
+
+// GetSplitKey returns values which should be used to form key
+func (cp *CommercialPaper) GetSplitKey() []string {
+	return []string{cp.Issuer, cp.PaperNumber}
+}
+
+// Serialize formats the commercial paper as JSON bytes
+func (cp *CommercialPaper) Serialize() ([]byte, error) {
+	return json.Marshal(cp)
+}
+
+// Deserialize formats the commercial paper from JSON bytes
+func Deserialize(bytes []byte, cp *CommercialPaper) error {
+	err := json.Unmarshal(bytes, cp)
+
+	if err != nil {
+		return fmt.Errorf("Error deserializing commercial paper. %s", err.Error())
+	}
+
+	return nil
+}