1 files changed, 285 insertions, 0 deletions
diff --git a/testcases/config_functest.py b/testcases/config_functest.py
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+++ b/testcases/config_functest.py
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+#!/usr/bin/env python
+#
+# Copyright (c) 2015 Ericsson
+# jose.lausuch@ericsson.com
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+
+import re, json, os, urllib2, argparse, logging, shutil
+
+actions = ['start', 'check', 'clean']
+
+""" global variables """
+functest_dir = os.environ['HOME'] + '/.functest/'
+#image_url = 'http://mirror.us.leaseweb.net/ubuntu-releases/14.04.2/ubuntu-14.04.2-server-amd64.iso'
+image_url = 'http://download.cirros-cloud.net/0.3.0/cirros-0.3.0-i386-disk.img'
+image_disk_format = 'raw'
+image_name = image_url.rsplit('/')[-1]
+image_path = functest_dir + image_name
+
+parser = argparse.ArgumentParser()
+parser.add_argument("action", help="Possible actions are: '{d[0]}|{d[1]}|{d[2]}' ".format(d=actions))
+parser.add_argument("-d", "--debug", help="Debug mode",  action="store_true")
+args = parser.parse_args()
+
+
+""" logging configuration """
+logger = logging.getLogger('config_functest')
+logger.setLevel(logging.DEBUG)
+
+ch = logging.StreamHandler()
+if args.debug:
+    ch.setLevel(logging.DEBUG)
+else:
+    ch.setLevel(logging.INFO)
+
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+ch.setFormatter(formatter)
+logger.addHandler(ch)
+
+
+
+def config_functest_start():
+    """
+    Start the functest environment installation
+    """
+    if config_functest_check():
+        logger.info("Functest environment already installed in %s. Nothing to do." %functest_dir)
+        exit(0)
+    elif not check_internet_connectivity():
+        logger.error("There is no Internet connectivity. Please check the network configuration.")
+        exit(-1)
+    elif not check_credentials():
+        logger.error("Please source the openrc credentials and run the script again.")
+        #TODO: source the credentials in this script
+        exit(-1)
+    elif not check_rally():
+        logger.error("Rally is not installed. Please follow the instructions to prepare the Rally environment.")
+        exit(-1)
+    else:
+        logger.info("Starting installationg of functest environment in %s" %functest_dir)
+        os.makedirs(functest_dir)
+        if not os.path.exists(functest_dir):
+            logger.error("There has been a problem why creating the environment directory")
+            exit(-1)
+
+        logger.info("Donwloading test scripts and scenarios...")
+        download_tests()
+
+        logger.info("Donwloading image...")
+        download_url_with_progress(image_url, functest_dir)
+
+        logger.info("Creating Glance image: %s ..." %image_name)
+        create_glance_image(image_path,image_name,image_disk_format)
+        exit(0)
+
+
+
+def config_functest_check():
+    """
+    Check if the functest environment is installed
+    """
+    logger.info("Checking current functest configuration...")
+    if not os.path.exists(functest_dir):
+        logger.info("Functest environment directory not found")
+        return False
+    else:
+        logger.info("Functest environment directory found in %s" %functest_dir)
+        #TODO: more verifications here
+        return True
+
+
+
+def config_functest_clean():
+    """
+    Clean the existing functest environment
+    """
+    if not config_functest_check():
+        logger.info("There is no functest environment installed. Nothing to clean.")
+        return 0
+    else:
+        while True:
+            print("Are you sure? [y|n]")
+            answer = raw_input("")
+            if answer == "y":
+                logger.info("Removing current functest environment...")
+                shutil.rmtree(functest_dir,ignore_errors=True)
+                exit(0)
+            elif answer == "n":
+                exit(0)
+            else:
+                print("Invalid option.")
+
+
+
+
+def check_rally():
+    """
+    Check if Rally is installed and properly configured
+    """
+    if os.path.exists(os.environ['HOME']+"/.rally/"):
+        #TODO: do a more consistent check, for example running the comand rally deployment check
+        return True
+    else:
+        return False
+
+
+def check_credentials():
+    """
+    Check if the OpenStack credentials (openrc) are sourced
+    """
+    #TODO: there must be a short way to do this, doing if os.environ["something"] == "" throws an error
+    try:
+       os.environ['OS_AUTH_URL']
+    except KeyError:
+        return False
+    try:
+       os.environ['OS_USERNAME']
+    except KeyError:
+        return False
+    try:
+       os.environ['OS_PASSWORD']
+    except KeyError:
+        return False
+    try:
+       os.environ['OS_TENANT_NAME']
+    except KeyError:
+        return False
+    try:
+       os.environ['OS_REGION_NAME']
+    except KeyError:
+        return False
+    return True
+
+
+def download_tests():
+    vPing_dir = functest_dir + "vPing/"
+    odl_dir = functest_dir + "ODL/"
+    bench_tests_dir = functest_dir + "scenarios/"
+
+    os.makedirs(vPing_dir)
+    os.makedirs(odl_dir)
+    os.makedirs(bench_tests_dir)
+
+    logger.info("Downloading vPing test...")
+    vPing_url = 'https://git.opnfv.org/cgit/functest/plain/testcases/vPing/CI/libraries/vPing.py'
+    download_url(vPing_url,vPing_dir)
+
+    logger.info("Downloading Rally bench tests...")
+    rally_bench_base_url = 'https://git.opnfv.org/cgit/functest/plain/testcases/VIM/OpenStack/CI/suites/'
+    bench_tests = ['authenticate', 'cinder', 'glance', 'heat', 'keystone', 'neutron', 'nova', 'quotas', 'requests', 'tempest', 'vm']
+    for i in bench_tests:
+        rally_bench_url = rally_bench_base_url + "opnfv-" + i + ".json"
+        logger.debug("Downloading %s" %rally_bench_url)
+        download_url(rally_bench_url,bench_tests_dir)
+
+    logger.info("Downloading OLD tests...")
+    odl_base_url = 'https://git.opnfv.org/cgit/functest/plain/testcases/Controllers/ODL/CI/'
+    odl_tests = ['start_tests.sh', 'test_list.txt']
+    for i in odl_tests:
+        odl_url = odl_base_url + i
+        logger.debug("Downloading %s" %odl_url)
+        download_url(odl_url,odl_dir)
+    #TODO: complete
+
+
+
+def create_glance_image(path,name,disk_format):
+    """
+    Create a glance image given the absolute path of the image, its name and the disk format
+    """
+    cmd = "glance image-create --name "+name+" --is-public true --disk-format "+disk_format+" --container-format bare --file "+path
+    execute_command(cmd)
+
+
+def download_url(url, dest_path):
+    """
+    Download a file to a destination path given a URL
+    """
+    name = url.rsplit('/')[-1]
+    dest = dest_path + name
+    try:
+        response = urllib2.urlopen(url)
+    except (urllib2.HTTPError, urllib2.URLError):
+        logger.error("Error in fetching %s" %url)
+        return False
+
+    with open(dest, 'wb') as f:
+        f.write(response.read())
+    return True
+
+
+def download_url_with_progress(url, dest_path):
+    """
+    Download a file to a destination path given a URL showing the progress
+    """
+    name = url.rsplit('/')[-1]
+    dest = dest_path + name
+    try:
+        response = urllib2.urlopen(url)
+    except (urllib2.HTTPError, urllib2.URLError):
+        logger.error("Error in fetching %s" %url)
+        return False
+
+    f = open(dest, 'wb')
+    meta = response.info()
+    file_size = int(meta.getheaders("Content-Length")[0])
+    logger.info("Downloading: %s Bytes: %s" %(dest, file_size))
+
+    file_size_dl = 0
+    block_sz = 8192
+    while True:
+        buffer = response.read(block_sz)
+        if not buffer:
+            break
+
+        file_size_dl += len(buffer)
+        f.write(buffer)
+        status = r"%10d  [%3.2f%%]" % (file_size_dl, file_size_dl * 100. / file_size)
+        status = status + chr(8)*(len(status)+1)
+        print status,
+
+    f.close()
+    print("\n")
+
+
+def check_internet_connectivity(url='http://www.google.com/'):
+    """
+    Check if there is access to the internet
+    """
+    try:
+        urllib2.urlopen(url, timeout=5)
+        return True
+    except urllib.request.URLError:
+        return False
+
+def execute_command(cmd):
+    """
+    Execute Linux command
+    """
+    logger.debug('Executing command : {}'.format(cmd))
+    p = os.popen(cmd,"r")
+    print (p.read())
+
+
+
+def main():
+    if not (args.action in actions):
+        logger.error('argument not valid')
+        exit(-1)
+
+    if args.action == "start":
+        config_functest_start()
+
+    if args.action == "check":
+        config_functest_check()
+
+    if args.action == "clean":
+        config_functest_clean()
+
+if __name__ == '__main__':
+    main()
+