hsm script changes

Readme changes
Added npm prepare

Signed-off-by: sapthasurendran <saptha.surendran@ibm.com>

asset-transfer-basic/application-gateway-hsm/README.md

@@ -82,15 +82,17 @@ To be able to register and enroll identities using an HSM you need a PKCS#11 ena
 To install this use the following command
 
 ```bash
-go get -tags 'pkcs11' github.com/hyperledger/fabric-ca/cmd/fabric-ca-client
+go install -tags 'pkcs11' github.com/hyperledger/fabric-ca/cmd/fabric-ca-client@latest
 ```
 ## Enroll the HSM User
 
-A user, `HSMUser`, who is HSM managed needs to be registered then enrolled for the sample
+A user, `HSMUser`, who is HSM managed needs to be registered then enrolled for the sample.
+
+If the "standard" PKCS11 library locations checked for by the script don't include the library(libsofthsm2.so) location for your environment set the `PKCS11_LIB` environment variable to define the library location.
 
 ```bash
 cd scripts
-./generate-hsm-user.sh HSMUser
+PKCS11_LIB='<path to PKCS11 library location>' ./generate-hsm-user.sh HSMUser
 ```
 
 This will register a user `HSMUser` with the CA in Org1 (if not already registered) and then enroll that user which will
@@ -110,7 +112,6 @@ go run -tags pkcs11 hsm-sample.go
 ```
 cd application-gateway-hsm/node
 npm install
-npm run build
 npm start
 ```
 

asset-transfer-basic/application-gateway-hsm/node/package.json

@@ -7,6 +7,7 @@
         "node": "^14.15.0 || ^16.13.0"
     },
     "scripts": {
+        "prepare": "npm run build",
         "build": "npm-run-all clean compile lint",
         "clean": "rimraf dist",
         "compile": "tsc",

asset-transfer-basic/application-gateway-hsm/scripts/generate-hsm-user.sh

@@ -6,19 +6,27 @@ CA_HOST=localhost
 CA_URL=${CA_HOST}:7054
 TLS_CERT='../../../test-network/organizations/fabric-ca/org1/tls-cert.pem'
 
-# try to locate the Soft HSM library
+LocateHsmLib() {
-POSSIBLE_LIB_LOC=('/usr/lib/softhsm/libsofthsm2.so' \
+  if [[ -n "${PKCS11_LIB}" && -f "${PKCS11_LIB}" ]]; then
-'/usr/lib/x86_64-linux-gnu/softhsm/libsofthsm2.so' \
+    echo "${PKCS11_LIB}"
-'/usr/local/lib/softhsm/libsofthsm2.so' \
+    return
-'/usr/lib/libacsp-pkcs11.so'
-)
-for TEST_LIB in "${POSSIBLE_LIB_LOC[@]}"
-do
-  if [ -f $TEST_LIB ]; then
-     HSM2_LIB=$TEST_LIB
-     break
   fi
-done
+
+  local POSSIBLE_LIB_LOC=( \
+    '/usr/lib/softhsm/libsofthsm2.so' \
+    '/usr/lib/x86_64-linux-gnu/softhsm/libsofthsm2.so' \
+    '/usr/local/lib/softhsm/libsofthsm2.so' \
+    '/usr/lib/libacsp-pkcs11.so' \
+  )
+  for TEST_LIB in "${POSSIBLE_LIB_LOC[@]}"; do
+    if [ -f "${TEST_LIB}" ]; then
+      echo "${TEST_LIB}"
+      return
+    fi
+  done
+}
+
+HSM2_LIB=$(LocateHsmLib)
 [ -z $HSM2_LIB ] && echo No SoftHSM PKCS11 Library found, ensure you have installed softhsm2 && exit 1
 
 # create a softhsm2.conf file if one doesn't exist

ci/scripts/run-test-network-basic.sh

@@ -113,10 +113,8 @@ pushd ../asset-transfer-basic/application-gateway-hsm/scripts/
 print "Enroll and register User in HSM"
 ./generate-hsm-user.sh HSMUser
 pushd ../node/
-print "install dependencies"
+print "install dependencies and prepare for running"
 npm install
-print "Building hsm-sample.ts"
-npm run build
 print "Running the output app"
 npm run start
 popd