Fix intermittent errors with test-network ca (#1305)

If CA server hasn't finished initialization then the initial register and enroll requests will fail.
Instead of waiting 3 seconds, actually check if CA service is ready.

Signed-off-by: David Enyeart <[email protected]>

Author: denyeart

test-network/network.sh

@@ -224,10 +224,9 @@ function createOrgs() {
     infoln "Generating certificates using Fabric CA"
     ${CONTAINER_CLI_COMPOSE} -f compose/$COMPOSE_FILE_CA -f compose/$CONTAINER_CLI/${CONTAINER_CLI}-$COMPOSE_FILE_CA up -d 2>&1
 
-    # Allow CAs to initialize and then make register and enroll requests
-    sleep 3
     . organizations/fabric-ca/registerEnroll.sh
 
+    # Make sure CA files have been created
     while :
     do
       if [ ! -f "organizations/fabric-ca/org1/tls-cert.pem" ]; then
@@ -237,6 +236,20 @@ function createOrgs() {
       fi
     done
 
+    # Make sure CA service is initialized and can accept requests before making register and enroll calls
+    export FABRIC_CA_CLIENT_HOME=${PWD}/organizations/peerOrganizations/org1.example.com/
+    COUNTER=0
+    rc=1
+    while [[ $rc -ne 0 && $COUNTER -lt $MAX_RETRY ]]; do
+      sleep 1
+      set -x
+      fabric-ca-client getcainfo -u https://admin:adminpw@localhost:7054 --caname ca-org1 --tls.certfiles "${PWD}/organizations/fabric-ca/org1/ca-cert.pem"
+      res=$?
+    { set +x; } 2>/dev/null
+    rc=$res  # Update rc
+    COUNTER=$((COUNTER + 1))
+    done
+
     infoln "Creating Org1 Identities"
 
     createOrg1