simplified version
This commit is contained in:
Kosta Mushkin
@@ -20,6 +20,10 @@ import os
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import logging
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import json
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from pathlib import Path
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import urllib3
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# Suppress SSL warnings
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urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
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# Add prerequisites to Python path
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prerequisites_path = Path(__file__).parent.parent.parent.parent / "prerequisites"
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@@ -69,12 +73,7 @@ def main():
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# Step 2.1: List all available sites
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logging.info("Retrieving list of available sites...")
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sites = client.virtualization_sites.get_virtualization_sites()
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if not sites:
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logging.warning("No sites found!")
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else:
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logging.info(f"Found {len(sites)} site(s):")
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logging.info(f'Sites Info: {json.dumps(sites, indent=4)}')
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logging.info(f"Sites: {json.dumps(sites, indent=4)}")
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# Step 2.2: Get local and peer site Identifiers
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local_site_identifier = client.localsite.get_local_site().get('SiteIdentifier')
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@@ -82,38 +81,28 @@ def main():
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# Get peer site identifier (first non-local site)
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peer_site = next((site for site in sites if site.get('SiteIdentifier') != local_site_identifier), None)
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if not peer_site:
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logging.warning("No peer site found!")
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sys.exit(1)
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peer_site_identifier = peer_site.get('SiteIdentifier')
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logging.info(f"Peer site identifier: {peer_site_identifier}")
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# Step 3: Get local site resources
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# Step 3.1: Get local site vms
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logging.info("\nRetrieving local site vms...")
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# Step 3: Get local site vms
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local_vms = client.virtualization_sites.get_virtualization_site_vms(site_identifier=local_site_identifier)
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logging.info(f"Local Vms Info: {json.dumps(local_vms, indent=4)}")
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# in order to create a DR solution, we need to get information about the local site vms and peer site datastores, hosts, folders and networks
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# Step 3.2: Get peer site datastores
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logging.info("\nRetrieving peer site datastores...")
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peer_datastores = client.virtualization_sites.get_virtualization_site_datastores(site_identifier=peer_site_identifier)
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logging.info(f"Peer Datastores Info: {json.dumps(peer_datastores, indent=4)}")
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# Step 3.3: Get peer site hosts
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logging.info("\nRetrieving peer site hosts...")
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peer_hosts = client.virtualization_sites.get_virtualization_site_hosts(site_identifier=peer_site_identifier)
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logging.info(f"Peer Hosts Info: {json.dumps(peer_hosts, indent=4)}")
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# Step 3.4: Get peer site folders
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logging.info("\nRetrieving peer site folders...")
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peer_folders = client.virtualization_sites.get_virtualization_site_folders(site_identifier=peer_site_identifier)
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logging.info(f"Peer Folders Info: {json.dumps(peer_folders, indent=4)}")
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# Step 3.5: Get peer site networks
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logging.info("\nRetrieving peer site networks...")
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peer_networks = client.virtualization_sites.get_virtualization_site_networks(site_identifier=peer_site_identifier)
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logging.info(f"Peer Networks Info: {json.dumps(peer_networks, indent=4)}")
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@@ -3,10 +3,11 @@
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Exercise 4: Resource Discovery - Beginner-Friendly Instructions
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This script demonstrates how to discover and work with resources in your Zerto environment.
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PREREQUISITES (Complete these first):
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1. ✅ Completed Exercise 3 (Site Discovery)
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2. ✅ Make sure you have the zvml package installed
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3. ✅ Updated prerequisites/config.py with your ZVM details
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Prerequisites:
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1. Install the zvml package in development mode:
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cd /path/to/zvml-python-sdk
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pip install -e .
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2. Update prerequisites/config.py with your ZVM details
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WHAT YOU NEED TO DO:
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In this exercise, you will:
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@@ -38,15 +39,19 @@ import os
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import logging
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import json
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from pathlib import Path
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import urllib3
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# Add prerequisites to Python path (this helps Python find your config file)
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# Suppress SSL warnings
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urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
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# Add prerequisites to Python path
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prerequisites_path = Path(__file__).parent.parent.parent.parent / "prerequisites"
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sys.path.append(str(prerequisites_path))
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# Import the Zerto SDK - this gives us the ZVMLClient class
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# Import the SDK modules
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from zvml import ZVMLClient
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# Import your configuration settings
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# Import configuration
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try:
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from config import (
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ZVM_HOST, # Your ZVM IP address (e.g., "192.168.1.100")
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@@ -56,32 +61,27 @@ try:
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CLIENT_SECRET # Your Keycloak client secret
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)
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except ImportError:
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print("❌ ERROR: Configuration file not found!")
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print("Please copy config.example.py to config.py and update with your values")
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print("Error: Please copy config.example.py to config.py and update with your values")
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print("Expected path:", prerequisites_path / "config.py")
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sys.exit(1)
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def main():
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"""
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Main function - this is where your code goes!
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Follow the step-by-step instructions below.
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Main function to demonstrate resource discovery.
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Shows how to:
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1. Discover local site resources
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2. Work with peer site resources
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"""
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# Set up logging so you can see what's happening
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# Set up logging with timestamp
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(levelname)s - %(message)s'
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)
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print("🚀 Starting Zerto Resource Discovery Exercise")
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print("=" * 50)
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try:
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# ========================================
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# STEP 1: Create a ZVMLClient instance
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# ========================================
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print("\n📝 STEP 1: Creating ZVMLClient...")
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print("This is the same as previous exercises - you need to create a client to connect to ZVM.")
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# ========================================
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# TODO: Replace this line with actual ZVMLClient creation
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# HINT: Use this syntax (same as previous exercises):
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# client = ZVMLClient(
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@@ -90,61 +90,65 @@ def main():
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# client_secret=CLIENT_SECRET,
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# verify_certificate=ZVM_SSL_VERIFY
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# )
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# EXPLANATION:
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# connection to ZVM is established using the ZVMLClient class
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# ← ADD YOUR CODE HERE
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client = None # ← REPLACE THIS LINE WITH YOUR CODE
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# ========================================
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# STEP 2: Identify local and peer sites
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# ========================================
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print("\n📝 STEP 2.1: Getting list of sites...")
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print("You need to get a list of all available sites (same as Exercise 3).")
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# ========================================
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# STEP 2.1: Get virtualization sites
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# ========================================
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# TODO: Add code to get the list of sites
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# HINT: Use this syntax:
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# sites = client.virtualization_sites.get_virtualization_sites()
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#
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# logging.info(f"Sites: {json.dumps(sites, indent=4)}")
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# EXPLANATION:
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# This gets all sites available to your ZVM
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# ← ADD YOUR CODE HERE
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print("\n📝 STEP 2.2: Getting local site identifier...")
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print("You need to get the identifier for your local site.")
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# ========================================
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# STEP 2.2: Get local site identifier
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# TODO: Add code to get local site identifier
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# HINT: Use this syntax:
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# local_site_identifier = client.localsite.get_local_site().get('SiteIdentifier')
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# logging.info(f"Local site identifier: {local_site_identifier}")
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#
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# EXPLANATION:
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# - client.localsite.get_local_site() gets your local site info
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# - .get('SiteIdentifier') extracts the unique identifier
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local_site_identifier = None # ← REPLACE THIS LINE WITH YOUR CODE
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print("\n📝 STEP 2.3: Getting peer site identifier...")
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print("You need to find a peer site (any site that's not your local site).")
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# ← ADD YOUR CODE HERE
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# ========================================
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# STEP 2.3: Get peer site identifier
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# TODO: Add code to get peer site identifier
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# HINT: Use this syntax:
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# peer_site = next((site for site in sites if site.get('SiteIdentifier') != local_site_identifier), None)
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# peer_site_identifier = peer_site.get('SiteIdentifier')
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#
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# logging.info(f"Peer site identifier: {peer_site_identifier}")
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# EXPLANATION:
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# - This finds the first site that's not your local site
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# - next() gets the first matching site from the list
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# - .get('SiteIdentifier') extracts the unique identifier
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peer_site_identifier = None # ← REPLACE THIS LINE WITH YOUR CODE
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# ← ADD YOUR CODE HERE
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# ========================================
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# STEP 3: Get local site resources
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# ========================================
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print("\n📝 STEP 3.1: Getting local site VMs...")
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print("You need to get all virtual machines from your local site.")
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# TODO: Add code to get local site VMs
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# HINT: Use this syntax:
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# local_vms = client.virtualization_sites.get_virtualization_site_vms(site_identifier=local_site_identifier)
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# logging.info(f"Local VMs: {json.dumps(local_vms, indent=4)}")
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#
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# EXPLANATION:
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# This gets all VMs that can be protected/replicated from your local site
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@@ -154,48 +158,50 @@ def main():
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# ========================================
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# STEP 4: Get peer site resources
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# ========================================
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print("\n📝 STEP 4.1: Getting peer site datastores...")
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print("You need to get datastores from the peer site.")
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# ========================================
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# STEP 4.1: Get peer site datastores
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# ========================================
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# TODO: Add code to get peer site datastores
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# HINT: Use this syntax:
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# peer_datastores = client.virtualization_sites.get_virtualization_site_datastores(site_identifier=peer_site_identifier)
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# logging.info(f"Peer datastores: {json.dumps(peer_datastores, indent=4)}")
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#
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# EXPLANATION:
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# Datastores are storage locations where VMs can be stored on the peer site
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# ← ADD YOUR CODE HERE
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print("\n📝 STEP 4.2: Getting peer site hosts...")
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print("You need to get hosts from the peer site.")
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# ========================================
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# STEP 4.2: Get peer site hosts
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# TODO: Add code to get peer site hosts
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# HINT: Use this syntax:
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# peer_hosts = client.virtualization_sites.get_virtualization_site_hosts(site_identifier=peer_site_identifier)
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# logging.info(f"Peer hosts: {json.dumps(peer_hosts, indent=4)}")
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#
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# EXPLANATION:
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# Hosts are physical servers that can run VMs on the peer site
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# ← ADD YOUR CODE HERE
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print("\n📝 STEP 4.3: Getting peer site folders...")
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print("You need to get folders from the peer site.")
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# ========================================
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# STEP 4.3: Get peer site folders
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# TODO: Add code to get peer site folders
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# HINT: Use this syntax:
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# peer_folders = client.virtualization_sites.get_virtualization_site_folders(site_identifier=peer_site_identifier)
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# logging.info(f"Peer folders: {json.dumps(peer_folders, indent=4)}")
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#
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# EXPLANATION:
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# Folders are organizational containers for VMs on the peer site
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# ← ADD YOUR CODE HERE
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print("\n📝 STEP 4.4: Getting peer site networks...")
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print("You need to get networks from the peer site.")
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# ========================================
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# STEP 4.4: Get peer site networks
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# TODO: Add code to get peer site networks
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# HINT: Use this syntax:
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# peer_networks = client.virtualization_sites.get_virtualization_site_networks(site_identifier=peer_site_identifier)
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# logging.info(f"Peer networks: {json.dumps(peer_networks, indent=4)}")
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#
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# EXPLANATION:
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# Networks are network connections that VMs can use on the peer site
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@@ -203,9 +209,6 @@ def main():
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# ← ADD YOUR CODE HERE
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except Exception as e:
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# This catches any errors that might occur
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print(f"\n❌ ERROR: Something went wrong!")
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print(f"Error details: {str(e)}")
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logging.error(f"Resource discovery failed: {str(e)}")
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sys.exit(1)
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