SDV: First commit.

Moving contents from parent cirv to cirv-sdv
Remove pycache

Signed-off-by: Sridhar K. N. Rao <sridhar.rao@spirent.com>
Change-Id: I3744157eb6616591159abe3eca133160d803dda3

3 files changed, 328 insertions, 0 deletions

diff --git a/sdv/SoftwarePreValid/__init__.py b/sdv/SoftwarePreValid/__init__.py
new file mode 100755
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+++ b/sdv/SoftwarePreValid/__init__.py
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+# Copyright 2020 Spirent Communications.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Sw Validator interface and helpers.
+"""
+
+# flake8: noqa
+from SoftwarePreValid.swprevalidator import *
diff --git a/sdv/SoftwarePreValid/airship.py b/sdv/SoftwarePreValid/airship.py
new file mode 100644
index 0000000..bd93aa2
--- /dev/null
+++ b/sdv/SoftwarePreValid/airship.py
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+# Copyright 2020 Spirent Communications.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Airship implementation of Software Predeployment Validation
+"""
+
+import os
+import shutil
+from pathlib import Path
+import git
+import urllib3
+import yaml
+from conf import settings
+from SoftwarePreValid import swprevalidator
+
+
+def check_link(link):
+    """
+    Function the check the availability of Hyperlinks
+    """
+    timeout = urllib3.util.Timeout(connect=5.0, read=7.0)
+    http = urllib3.PoolManager(timeout=timeout)
+    try:
+        http.request('HEAD', link)
+    except urllib3.exceptions.LocationValueError as err:
+        print(err.args)
+        return False
+    except urllib3.exceptions.MaxRetryError as err:
+        print(err.args)
+        return False
+    except urllib3.exceptions.RequestError as err:
+        print(err.args)
+        return False
+    except urllib3.exceptions.ConnectTimeoutError as err:
+        print(err.args)
+        return False
+    except urllib3.exceptions.PoolError as err:
+        print(err.args)
+        return False
+    except urllib3.exceptions.HTTPError as err:
+        print(err.args)
+        return False
+    return True
+
+
+class Airship(swprevalidator.ISwPreValidator):
+    """
+    Ariship Sw Validation
+    """
+    def __init__(self):
+        """ Airship class constructor """
+        super().__init__()
+        self.url = settings.getValue('AIRSHIP_MANIFEST_URL')
+        self.branch = settings.getValue('AIRSHIP_MANIFEST_BRANCH')
+        self.dl_path = settings.getValue('AIRSHIP_MANIFEST_DOWNLOAD_PATH')
+        self.site_name = settings.getValue('AIRSHIP_MANIFEST_SITE_NAME')
+        self.manifest = None
+        self.dirpath = Path(self.dl_path, 'airship')
+        self.tmdirpath = Path(self.dl_path, 'treasuremap')
+        self.locations = []
+
+    def clone_repo(self):
+        """
+        Cloning the repos
+        """
+        git.Repo.clone_from(self.url,
+                            self.dirpath,
+                            branch=self.branch)
+        git.Repo.clone_from('https://github.com/airshipit/treasuremap',
+                            self.tmdirpath,
+                            branch=settings.getValue(
+                                'AIRSHIP_TREASUREMAP_VERSION'))
+
+    def cleanup_manifest(self):
+        """
+        Remove existing manifests
+        """
+        # Next Remove any manifest files, if it exists
+        if self.dirpath.exists() and self.dirpath.is_dir():
+            shutil.rmtree(self.dirpath)
+        if self.tmdirpath.exists() and self.tmdirpath.is_dir():
+            shutil.rmtree(self.tmdirpath)
+
+    def manifest_exists_locally(self):
+        """
+        Check if manifests exists locally
+        """
+        if self.dirpath.exists() and self.dirpath.is_dir():
+            return True
+        return False
+
+    def validate_hyperlinks(self):
+        """
+        Hyperlink Validation
+        """
+        self.cleanup_manifest()
+        # Next, clone the repo to the provided path.
+        self.clone_repo()
+
+        if self.dirpath.exists() and self.dirpath.is_dir():
+            # Get the file(s) where links are defined.
+            self.find_locations(
+                os.path.join(self.dirpath, 'type',
+                             'cntt', 'software',
+                             'config', 'versions.yaml'))
+            for location in self.locations:
+                if check_link(location):
+                    print("The Link: %s is VALID" % (location))
+                else:
+                    print("The Link: %s is INVALID" % (location))
+
+    # pylint: disable=consider-using-enumerate
+    def find_locations(self, yamlfile):
+        """
+        Find all the hyperlinks in the manifests
+        """
+        with open(yamlfile, 'r') as filep:
+            lines = filep.readlines()
+            for index in range(len(lines)):
+                line = lines[index].strip()
+                if line.startswith('location:'):
+                    link = line.split(":", 1)[1]
+                    if "opendev" in link:
+                        if ((len(lines) > index+1) and
+                                (lines[index+1].strip().startswith(
+                                    'reference:'))):
+                            ref = lines[index+1].split(":", 1)[1]
+                            link = link + '/commit/' + ref.strip()
+                    if link.strip() not in self.locations:
+                        print(link)
+                        self.locations.append(link.strip())
+                if 'docker.' in line:
+                    link = line.split(":", 1)[1]
+                    link = link.replace('"', '')
+                    parts = link.split('/')
+                    if len(parts) == 3:
+                        link = ('https://index.' +
+                                parts[0].strip() +
+                                '/v1/repositories/' +
+                                parts[1] + '/' + parts[2].split(':')[0] +
+                                '/tags/' + parts[2].split(':')[-1])
+                        if link.strip() not in self.locations:
+                            print(link)
+                            self.locations.append(link.strip())
+
+    # pylint: disable=too-many-nested-blocks, too-many-boolean-expressions
+    def validate_configuration_mandatory(self):
+        """
+        Configuration checking of mandatory parameters
+        """
+        if not self.manifest_exists_locally():
+            self.clone_repo()
+        # We will perform validation one-by-one:
+        # The Operating System Flavor
+        os_done = False
+        os_filename = os.path.join(self.tmdirpath,
+                                   'global',
+                                   'software',
+                                   'charts',
+                                   'ucp',
+                                   'drydock',
+                                   'maas.yaml')
+        with open(os_filename, 'r') as osref:
+            osfiles = yaml.load_all(osref, Loader=yaml.FullLoader)
+            for osf in osfiles:
+                if ('data' in osf and
+                        'values' in osf['data'] and
+                        'conf' in osf['data']['values'] and
+                        'maas' in osf['data']['values']['conf'] and
+                        'images' in osf['data']['values']['conf']['maas'] and
+                        ('default_os' in
+                         osf['data']['values']['conf']['maas']['images'])):
+                    if (settings.getValue('OPERATING_SYSTEM') in
+                            osf['data']['values']['conf']['maas']['images'][
+                                'default_os']):
+                        print('Operating System is VALID')
+                        os_done = True
+        if not os_done:
+            print("Operating System is INVALID")
+
+        filesdir = os.path.join(self.dirpath,
+                                'site',
+                                self.site_name,
+                                'profiles',
+                                'host')
+        hostprofile = None
+        os_ver_done = False
+        if os.path.isdir(filesdir):
+            for filename in os.listdir(filesdir):
+                filename = os.path.join(filesdir, filename)
+                with open(filename, 'r') as fileref:
+                    hostprofile = yaml.load(fileref, Loader=yaml.FullLoader)
+                if 'data' in hostprofile:
+                    if 'platform' in hostprofile['data']:
+                        if 'image' in hostprofile['data']['platform']:
+                            if (hostprofile['data']['platform']['image'] in
+                                    settings.getValue('OS_VERSION_NAME')):
+                                print('Operating System Version is VALID')
+                                os_ver_done = True
+                                break
+        if not os_ver_done:
+            print("Operating System Version is INVALID")
+        # Virtualization - Hugepages and CPU Isolation
+        hugepages_size_done = False
+        hugepages_count_done = False
+        filesdir = os.path.join(self.dirpath,
+                                'type',
+                                'cntt',
+                                'profiles',
+                                'hardware')
+        if os.path.isdir(filesdir):
+            for filename in os.listdir(filesdir):
+                filename = os.path.join(filesdir, filename)
+                with open(filename, 'r') as fileref:
+                    hwprofile = yaml.load(fileref, Loader=yaml.FullLoader)
+                if ('data' in hwprofile and
+                        'hugepages' in hwprofile['data'] and
+                        'dpdk' in hwprofile['data']['hugepages']):
+                    if ('size' in hwprofile['data']['hugepages']['dpdk'] and
+                            (settings.getValue('HUGEPAGES_SIZE') in
+                             hwprofile['data']['hugepages']['dpdk']['size'])):
+                        print('Hugepages Size is VALID')
+                    else:
+                        print('Hugepages Size is INVALID')
+                        hugepages_size_done = True
+                    if ('count' in hwprofile['data']['hugepages']['dpdk'] and
+                            (settings.getValue('HUGEPAGES_COUNT') ==
+                             hwprofile['data']['hugepages']['dpdk']['count'])):
+                        print('Hugepages COUNT is VALID')
+                    else:
+                        print('Hugepages COUNT is INVALID')
+                        hugepages_count_done = True
+                if hugepages_size_done and hugepages_count_done:
+                    break
+
+        # Virtual Switch - Switch and Configuration
+        # Openstack-Version
+        filename = os.path.join(self.tmdirpath,
+                                'global',
+                                'software',
+                                'config',
+                                'versions.yaml')
+        if os.path.exists(filename):
+            if settings.getValue('OPENSTACK_VERSION') in open(filename).read():
+                print('Openstack Version is valid')
+            else:
+                print('Openstack version if INVALID')
+        # Openstack Services
+        # Bootstrap
+
+    def validate_configuration_optional(self):
+        """
+        Validate Optional COnfigurations
+        """
+        return False
diff --git a/sdv/SoftwarePreValid/swprevalidator.py b/sdv/SoftwarePreValid/swprevalidator.py
new file mode 100644
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--- /dev/null
+++ b/sdv/SoftwarePreValid/swprevalidator.py
@@ -0,0 +1,42 @@
+# Copyright 2020 Spirent Communications.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Abstract class for Software Prevalidations.
+Implementors, please inherit from this class.
+"""
+
+
+class ISwPreValidator():
+    """ Model for a Sw Validator """
+    def __init__(self):
+        """ Initialization of the Interface """
+        self._default_swpre_validation = None
+
+    @property
+    def validation_swpre_defaults(self):
+        """ Default Validation values """
+        return True
+
+    def validate_hyperlinks(self):
+        """ Validate Hyperlinks"""
+        raise NotImplementedError('Please call an implementation.')
+
+    def validate_configuration_mandatory(self):
+        """ Validate Mandatory Configurations """
+        raise NotImplementedError('Please call an implementation.')
+
+    def validate_configuration_optional(self):
+        """ Validate Optional Configurations """
+        raise NotImplementedError('Please call an implementation.')