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discovery_service.go
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discovery_service.go
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/*
Copyright IBM Corp All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package runner
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"github.com/mcc-github/blockchain/integration/pvtdata/helpers"
"github.com/mcc-github/blockchain/protos/discovery"
. "github.com/onsi/gomega"
"github.com/tedsuo/ifrit/ginkgomon"
)
type DiscoveryService struct {
Path string
ConfigFilePath string
LogLevel string
}
func (sd *DiscoveryService) setupEnvironment(cmd *exec.Cmd) {
for _, env := range os.Environ() {
cmd.Env = append(cmd.Env, env)
}
if sd.LogLevel != "" {
cmd.Env = append(cmd.Env, fmt.Sprintf("CORE_LOGGING_LEVEL=%s", sd.LogLevel))
}
}
func (sd *DiscoveryService) GenerateConfig(userCert string, userKey string, msp string, extraArgs ...string) *ginkgomon.Runner {
cmd := exec.Command(sd.Path, "saveConfig", "--configFile", sd.ConfigFilePath, "--userCert", userCert, "--userKey", userKey, "--MSP", msp)
cmd.Args = append(cmd.Args, extraArgs...)
sd.setupEnvironment(cmd)
return ginkgomon.New(ginkgomon.Config{
Name: "discover saveConfig",
AnsiColorCode: "92m",
Command: cmd,
})
}
func (sd *DiscoveryService) DiscoverPeers(channel string, server string, extraArgs ...string) *ginkgomon.Runner {
cmd := exec.Command(sd.Path, "peers", "--configFile", sd.ConfigFilePath, "--channel", channel, "--server", server)
cmd.Args = append(cmd.Args, extraArgs...)
sd.setupEnvironment(cmd)
return ginkgomon.New(ginkgomon.Config{
Name: "discover peers",
AnsiColorCode: "95m",
Command: cmd,
})
}
func (sd *DiscoveryService) DiscoverConfig(channel string, server string, extraArgs ...string) *ginkgomon.Runner {
cmd := exec.Command(sd.Path, "config", "--configFile", sd.ConfigFilePath, "--channel", channel, "--server", server)
cmd.Args = append(cmd.Args, extraArgs...)
sd.setupEnvironment(cmd)
return ginkgomon.New(ginkgomon.Config{
Name: "discover config",
AnsiColorCode: "96m",
Command: cmd,
})
}
func (sd *DiscoveryService) DiscoverEndorsers(channel string, server string, chaincodeName string, collectionName string, extraArgs ...string) *ginkgomon.Runner {
var args []string
if collectionName == "" {
args = []string{"endorsers", "--configFile", sd.ConfigFilePath, "--channel", channel, "--server", server, "--chaincode", chaincodeName}
} else {
args = []string{"endorsers", "--configFile", sd.ConfigFilePath, "--channel", channel, "--server", server, "--chaincode", chaincodeName, fmt.Sprintf("--collection=%s:%s", chaincodeName, collectionName)}
}
cmd := exec.Command(sd.Path, args...)
cmd.Args = append(cmd.Args, extraArgs...)
sd.setupEnvironment(cmd)
return ginkgomon.New(ginkgomon.Config{
Name: "discover endorsers",
AnsiColorCode: "97m",
Command: cmd,
})
}
func SetupDiscoveryService(sd *DiscoveryService, org int, configFilePath string, userCert string, userKeyDir string) *DiscoveryService {
sd.ConfigFilePath = configFilePath
sd.LogLevel = "debug"
files, err := ioutil.ReadDir(userKeyDir)
Expect(err).NotTo(HaveOccurred())
userKey := ""
Expect(len(files)).To(Equal(1))
for _, f := range files {
userKey = filepath.Join(userKeyDir, f.Name())
}
msp := fmt.Sprintf("Org%dMSP", org)
sdRunner := sd.GenerateConfig(userCert, userKey, msp)
err = helpers.Execute(sdRunner)
Expect(err).NotTo(HaveOccurred())
return sd
}
func VerifyAllPeersDiscovered(sd *DiscoveryService, expectedPeers []helpers.DiscoveredPeer, channel string, server string) ([]helpers.DiscoveredPeer, bool) {
sdRunner := sd.DiscoverPeers(channel, server)
err := helpers.Execute(sdRunner)
Expect(err).NotTo(HaveOccurred())
var discoveredPeers []helpers.DiscoveredPeer
json.Unmarshal(sdRunner.Buffer().Contents(), &discoveredPeers)
if helpers.CheckPeersContainsExpectedPeers(expectedPeers, discoveredPeers) &&
helpers.CheckPeersContainsExpectedPeers(discoveredPeers, expectedPeers) {
return discoveredPeers, true
}
return discoveredPeers, false
}
func VerifyConfigDiscovered(sd *DiscoveryService, expectedConfig discovery.ConfigResult, channel string, server string) bool {
sdRunner := sd.DiscoverConfig(channel, server)
err := helpers.Execute(sdRunner)
Expect(err).NotTo(HaveOccurred())
var config discovery.ConfigResult
json.Unmarshal(sdRunner.Buffer().Contents(), &config)
return helpers.CheckConfigContainsExpectedConfig(expectedConfig, config) &&
helpers.CheckConfigContainsExpectedConfig(config, expectedConfig)
}
func VerifyEndorsersDiscovered(sd *DiscoveryService, expectedEndorsementDescriptor helpers.EndorsementDescriptor, channel string, server string, chaincodeName string, collectionName string) bool {
sdRunner := sd.DiscoverEndorsers(channel, server, chaincodeName, collectionName)
if err := helpers.Execute(sdRunner); err != nil {
return false
}
var endorsers []helpers.EndorsementDescriptor
if err := json.Unmarshal(sdRunner.Buffer().Contents(), &endorsers); err != nil {
return false
}
return helpers.CheckEndorsementContainsExpectedEndorsement(expectedEndorsementDescriptor, endorsers[0]) &&
helpers.CheckEndorsementContainsExpectedEndorsement(endorsers[0], expectedEndorsementDescriptor)
}