Documentation improvements and type refactorings (#2)

- add typing
- add testing
---------

Signed-off-by: Marc Schöchlin <[email protected]>

.github/workflows/continuous-integration-workflow.yml

@@ -0,0 +1,20 @@
+name: CI Workflow
+on:
+  push:
+    branches:
+      - '**' # Run on commits to any branch
+jobs:
+  build:
+    name: CI
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Deps
+        run: make deps
+      - name: Type test
+        run: make test
+      - name: Type check
+        run: make type-check
+      - name: Lint
+        run: make lint

Makefile

@@ -22,7 +22,7 @@ lint: deps
 .PHONY: lint
 
 type-check: deps
-	${activate} && ${python} -m mypy --no-color-output --pretty src
+	${activate} && ${python} -m mypy --no-color-output src
 .PHONY: type-check
 
 test: deps

README.md

@@ -26,6 +26,32 @@ basis for later automation.
 # Usage
 
 ```
+$ ./openstack_workload_generator --help
+usage: Create workloads on openstack installations [-h] [--log_level loglevel] [--os_cloud OS_CLOUD] [--ansible_inventory [ANSIBLE_INVENTORY]] [--config CONFIG]
+                                                   (--create_domains DOMAINNAME [DOMAINNAME ...] | --delete_domains DOMAINNAME [DOMAINNAME ...])
+                                                   (--create_projects PROJECTNAME [PROJECTNAME ...] | --delete_projects PROJECTNAME [PROJECTNAME ...])
+                                                   (--create_machines SERVERNAME [SERVERNAME ...] | --delete_machines SERVERNAME [SERVERNAME ...])
+
+options:
+  -h, --help            show this help message and exit
+  --log_level loglevel  The loglevel
+  --os_cloud OS_CLOUD   The openstack config to use, defaults to the value of the OS_CLOUD environment variable or "admin" if the variable is not set
+  --ansible_inventory [ANSIBLE_INVENTORY]
+                        Dump the created servers as an ansible inventory to the specified directory, adds a ssh proxy jump for the hosts without a floating ip
+  --config CONFIG       The config file for environment creation, define a path to the yaml file or a subpath in the profiles folder
+  --create_domains DOMAINNAME [DOMAINNAME ...]
+                        A list of domains to be created
+  --delete_domains DOMAINNAME [DOMAINNAME ...]
+                        A list of domains to be deleted, all child elements are recursively deleted
+  --create_projects PROJECTNAME [PROJECTNAME ...]
+                        A list of projects to be created in the created domains
+  --delete_projects PROJECTNAME [PROJECTNAME ...]
+                        A list of projects to be deleted in the created domains, all child elements are recursively deleted
+  --create_machines SERVERNAME [SERVERNAME ...]
+                        A list of vms to be created in the created domains
+  --delete_machines SERVERNAME [SERVERNAME ...]
+                        A list of vms to be deleted in the created projects
+
 ```
 
 # Testing Scenarios

openstack_workload_generator

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-rundir="$(dirname $(readlink -f $0))/"
+rundir="$(dirname $(readlink -f $0))"
 cd "$rundir" || exit 1
 
 modification_time(){

requirements.txt

@@ -8,5 +8,5 @@ PyYAML==6.0.1
 types-pyyaml
 openstacksdk==3.3.0
 pytest==7.4.0
-mypy==1.4.1
+mypy==1.13.0
 flake8==6.1.0

src/openstack_workload_generator/__main__.py

@@ -1,17 +1,31 @@
 #!/usr/bin/env python3
 
+import sys
+import os
 import argparse
 import logging
-import os
-import sys
 import time
 
-from entities.helpers import setup_logging, cloud_checker, item_checker
 from openstack.connection import Connection
 from openstack.config import loader
 
-from entities.helpers import Config
-from entities import WorkloadGeneratorDomain
+# $ make type-check
+# source venv/bin/activate && python3 -m mypy --no-color-output --pretty src
+# src/openstack_workload_generator/__main__.py:12: error: Cannot find implementation or library
+# stub for module named "entities"  [import-not-found]
+#    from entities import WorkloadGeneratorDomain
+#    ^
+# src/openstack_workload_generator/__main__.py:13: error: Cannot find implementation or library stub for module
+# named "entities.helpers"  [import-not-found]
+#    from entities.helpers import setup_logging, cloud_checker, item_checker, Config
+#    ^
+# src/openstack_workload_generator/__main__.py:13: note: See
+# https://mypy.readthedocs.io/en/stable/running_mypy.html#missing-imports
+# Found 2 errors in 1 file (checked 9 source files)
+# make: *** [Makefile:25: type-check] Error 1
+
+from entities import WorkloadGeneratorDomain  # type: ignore[import-not-found]
+from entities.helpers import setup_logging, cloud_checker, item_checker, Config  # type: ignore[import-not-found]
 
 LOGGER = logging.getLogger()
 
@@ -48,21 +62,22 @@
 exclusive_group_project = parser.add_mutually_exclusive_group(required=True)
 
 exclusive_group_project.add_argument('--create_projects', type=item_checker, nargs="+", default=None,
-                    metavar="PROJECTNAME",
-                    help='A list of projects to be created in the created domains')
+                                     metavar="PROJECTNAME",
+                                     help='A list of projects to be created in the created domains')
 
 exclusive_group_project.add_argument('--delete_projects', type=item_checker, nargs="+", default=None,
-                    metavar="PROJECTNAME",
-                    help='A list of projects to be deleted in the created domains, all child elements are recursively deleted')
+                                     metavar="PROJECTNAME",
+                                     help='A list of projects to be deleted in the created '
+                                          'domains, all child elements are recursively deleted')
 
 exclusive_group_machines = parser.add_mutually_exclusive_group(required=True)
 exclusive_group_machines.add_argument('--create_machines', type=item_checker, nargs="+", default=None,
-                    metavar="SERVERNAME",
-                    help='A list of vms to be created in the created domains')
+                                      metavar="SERVERNAME",
+                                      help='A list of vms to be created in the created domains')
 
 exclusive_group_machines.add_argument('--delete_machines', type=item_checker, nargs="+", default=None,
-                    metavar="SERVERNAME",
-                    help='A list of vms to be deleted in the created projects')
+                                      metavar="SERVERNAME",
+                                      help='A list of vms to be deleted in the created projects')
 
 args = parser.parse_args()
 
@@ -77,6 +92,7 @@ def establish_connection():
     cloud_config = config.get_one(args.os_cloud)
     return Connection(config=cloud_config)
 
+
 time_start = time.time()
 
 Config.load_config(args.config)
@@ -102,7 +118,7 @@ def establish_connection():
                         workload_project.dump_inventory_hosts(args.ansible_inventory)
                 elif args.delete_machines:
                     for machine_obj in workload_project.get_machines(args.delete_machines):
-                          machine_obj.delete_machine()
+                        machine_obj.delete_machine()
         sys.exit(0)
     elif args.delete_projects:
         conn = establish_connection()

src/openstack_workload_generator/entities/__init__.py

@@ -1,7 +1,5 @@
+from .helpers import setup_logging, cloud_checker, item_checker, Config
 from .domain import WorkloadGeneratorDomain
 from .project import WorkloadGeneratorProject
 from .network import WorkloadGeneratorNetwork
-from .user import WorkloadGeneratorTestUser
-
-
-
+from .user import WorkloadGeneratorUser

src/openstack_workload_generator/entities/domain.py

@@ -6,18 +6,19 @@
 from openstack.identity.v3.domain import Domain
 from .project import WorkloadGeneratorProject
 
-from .user import WorkloadGeneratorTestUser
+from .user import WorkloadGeneratorUser
 
 LOGGER = logging.getLogger()
 
+
 class WorkloadGeneratorDomain:
 
     def __init__(self, conn: Connection, domain_name: str):
         self.conn = conn
         self.domain_name = domain_name
         self.obj: Domain = self.conn.identity.find_domain(domain_name)
         if self.obj:
-            DomainCache.add(self.obj.id,self.obj.name)
+            DomainCache.add(self.obj.id, self.obj.name)
         self.workload_user = WorkloadGeneratorDomain._get_user(conn, domain_name, self.obj)
         self.workload_projects: dict[str, WorkloadGeneratorProject] = WorkloadGeneratorDomain._get_projects(
             conn, self.obj, self.workload_user)
@@ -26,10 +27,10 @@ def __init__(self, conn: Connection, domain_name: str):
     def _get_user(conn: Connection, domain_name: str, obj: Domain):
         if not obj:
             return None
-        return WorkloadGeneratorTestUser(conn, f"{domain_name}-admin", obj)
+        return WorkloadGeneratorUser(conn, f"{domain_name}-admin", obj)
 
     @staticmethod
-    def _get_projects(conn: Connection, domain: Domain | None, user: WorkloadGeneratorTestUser | None) \
+    def _get_projects(conn: Connection, domain: Domain | None, user: WorkloadGeneratorUser | None) \
             -> dict[str, WorkloadGeneratorProject]:
         if not domain or not user:
             return dict()
@@ -58,12 +59,15 @@ def disable_domain(self):
         return domain
 
     def get_projects(self, projects: list[str]) -> list[WorkloadGeneratorProject]:
+
+        result: list[WorkloadGeneratorProject] = []
         if self.obj is None:
-            return []
+            return result
 
         for project in projects:
             if project in self.workload_projects:
-                yield self.workload_projects[project]
+                result.append(self.workload_projects[project])
+        return result
 
     def delete_domain(self):
         if self.obj is None: