diff options
Diffstat (limited to 'src/test/behave_tests')
| -rw-r--r-- | src/test/behave_tests/README.md | 50 | ||||
| -rw-r--r-- | src/test/behave_tests/features/ceph_osd_test.feature | 49 | ||||
| -rw-r--r-- | src/test/behave_tests/features/ceph_shell_test.feature | 64 | ||||
| -rw-r--r-- | src/test/behave_tests/features/cephadm_test.feature | 24 | ||||
| -rw-r--r-- | src/test/behave_tests/features/environment.py | 207 | ||||
| -rw-r--r-- | src/test/behave_tests/features/kcli_handler.py | 88 | ||||
| -rw-r--r-- | src/test/behave_tests/features/steps/ceph_steps.py | 106 | ||||
| -rw-r--r-- | src/test/behave_tests/features/validation_util.py | 19 | ||||
| -rw-r--r-- | src/test/behave_tests/template/bootstrap_script_template | 30 | ||||
| -rw-r--r-- | src/test/behave_tests/template/kcli_plan_template | 41 | ||||
| -rw-r--r-- | src/test/behave_tests/tox.ini | 22 |
11 files changed, 700 insertions, 0 deletions
diff --git a/src/test/behave_tests/README.md b/src/test/behave_tests/README.md new file mode 100644 index 000000000..570d1af67 --- /dev/null +++ b/src/test/behave_tests/README.md @@ -0,0 +1,50 @@ +# Integration testing using the behave framework + + +## Introduction + +Behave framework is based on the Behaviour driven development where the test cases defined using gherkin language (written natural language style). The test cases are defined in .feature files in `feature` directory and python implementation defined under `/feature/steps`. + +`features/environment.py` file is used to set up environment for testing the scenario using the kcli tool. When behave command is execute before each feature, kcli plan is generated to create the virtual machines. + +## Issues + +* We can't run the behave test cases via tox command. + +## Executing the behave tests + +We can execute all test scenario's by executing `behave` command under `src/test/behave_test` where `features` directory is required. + +```bash +$ behave +``` + +## Executing the behave tests with tags + +Tag's can be used to execute only specific type of test scenario's. + +```bash +$ behave -t <tag_name> +``` + +We have included the following tag for implemented test cases. +* osd +* ceph_shell +* cephadm + +## Steps used to define the test scenarios + +Python implementation of steps are defined in `steps` directory under `src/test/behave_tests/features/`. +Following implemented gherkin language steps used in `.feature` files to define the test scenarios. + +@given steps +* __I log as root into {`vm_name`}__ (vm_name is name of virtual machine) +* __I execute in {`shell`}__ (shell should defined as `host` or `cephadm_shell`) + +@when steps +* __I execute in {`shell`}__ + +@then steps +* __I execute in {`shell`}__ +* __I wait for {`timeout`} seconds until I get__ (timeout should be defined in seconds) +* __I get results which contain__ diff --git a/src/test/behave_tests/features/ceph_osd_test.feature b/src/test/behave_tests/features/ceph_osd_test.feature new file mode 100644 index 000000000..e9a37a4c9 --- /dev/null +++ b/src/test/behave_tests/features/ceph_osd_test.feature @@ -0,0 +1,49 @@ +@osd +Feature: Tests related to OSD creation + In order to be able to provide storage services + As an system administrator + I want to install a Ceph cluster in the following server infrastructure: + - 3 nodes with 8Gb RAM, 4 CPUs, and 3 storage devices of 20Gb each. + - Using Fedora32 image in each node + - Configure ceph cluster in following way + - with number of OSD 0 + + + Scenario: Create OSDs + Given I log as root into ceph-node-00 + When I execute in cephadm_shell + """ + ceph orch device ls + """ + Then I wait for 60 seconds until I get + """ + ceph-node-00.cephlab.com /dev/vdb hdd Unknown N/A N/A Yes + ceph-node-01.cephlab.com /dev/vdb hdd Unknown N/A N/A Yes + ceph-node-02.cephlab.com /dev/vdb hdd Unknown N/A N/A Yes + """ + Then I execute in cephadm_shell + """ + ceph orch daemon add osd ceph-node-00.cephlab.com:/dev/vdb + ceph orch daemon add osd ceph-node-01.cephlab.com:/dev/vdb + ceph orch daemon add osd ceph-node-02.cephlab.com:/dev/vdb + """ + Then I execute in cephadm_shell + """ + ceph orch device ls + """ + Then I wait for 60 seconds until I get + """ + ceph-node-00.cephlab.com /dev/vdb hdd Unknown N/A N/A No + ceph-node-01.cephlab.com /dev/vdb hdd Unknown N/A N/A No + ceph-node-02.cephlab.com /dev/vdb hdd Unknown N/A N/A No + """ + Then I execute in cephadm_shell + """ + ceph -s + """ + Then I get results which contain + """ + services: + mon: 3 daemons, quorum ceph-node-00.cephlab.com,ceph-node-01,ceph-node-02 + osd: 3 osds: 3 up + """ diff --git a/src/test/behave_tests/features/ceph_shell_test.feature b/src/test/behave_tests/features/ceph_shell_test.feature new file mode 100644 index 000000000..b158093a0 --- /dev/null +++ b/src/test/behave_tests/features/ceph_shell_test.feature @@ -0,0 +1,64 @@ +@ceph_shell +Feature: Testing basic ceph shell commands + In order to be able to provide storage services + As an system administrator + I want to install a Ceph cluster in the following server infrastructure: + - 3 nodes with 8Gb RAM, 4 CPUs, and 3 storage devices of 20Gb each. + - Using Fedora32 image in each node + + + Scenario: Execute ceph command to check status + Given I log as root into ceph-node-00 + When I execute in cephadm_shell + """ + ceph orch status + """ + Then I get results which contain + """ + Backend: cephadm + Available: Yes + Paused: No + """ + + + Scenario: Execute ceph command to check orch host list + Given I log as root into ceph-node-00 + When I execute in cephadm_shell + """ + ceph orch host ls + """ + Then I get results which contain + """ + HOST LABELS + ceph-node-00.cephlab.com _admin + """ + + + Scenario: Execute ceph command to check orch device list + Given I log as root into ceph-node-00 + When I execute in cephadm_shell + """ + ceph orch device ls + """ + Then I get results which contain + """ + Hostname Path Type + ceph-node-00.cephlab.com /dev/vdb hdd + ceph-node-00.cephlab.com /dev/vdc hdd + """ + + + Scenario: Execute ceph command to check orch + Given I log as root into ceph-node-00 + When I execute in cephadm_shell + """ + ceph orch ls + """ + Then I wait for 60 seconds until I get + """ + NAME RUNNING + grafana 1/1 + mgr 2/2 + mon 1/5 + prometheus 1/1 + """ diff --git a/src/test/behave_tests/features/cephadm_test.feature b/src/test/behave_tests/features/cephadm_test.feature new file mode 100644 index 000000000..e3358bfbd --- /dev/null +++ b/src/test/behave_tests/features/cephadm_test.feature @@ -0,0 +1,24 @@ +@cephadm +Feature: Install a basic Ceph cluster + In order to be able to provide storage services + As an system administrator + I want to install a Ceph cluster in the following server infrastructure: + - 3 nodes with 8Gb RAM, 4 CPUs, and 3 storage devices of 20Gb each. + - Using Fedora32 image in each node + + + Scenario: Execute commands in cluster nodes + Given I log as root into ceph-node-00 + And I execute in host + """ + curl --silent --remote-name --location https://raw.githubusercontent.com/ceph/ceph/octopus/src/cephadm/cephadm + chmod +x cephadm + """ + When I execute in host + """ + cephadm version + """ + Then I get results which contain + """ + ceph version quincy (dev) + """ diff --git a/src/test/behave_tests/features/environment.py b/src/test/behave_tests/features/environment.py new file mode 100644 index 000000000..fdd175e60 --- /dev/null +++ b/src/test/behave_tests/features/environment.py @@ -0,0 +1,207 @@ +import logging +import os +import re + +from jinja2 import Template +from kcli_handler import is_bootstrap_script_complete, execute_kcli_cmd + +KCLI_PLANS_DIR = "generated_plans" +KCLI_PLAN_NAME = "behave_test_plan" + +Kcli_Config = { + "nodes": 1, + "pool": "default", + "network": "default", + "domain": "cephlab.com", + "prefix": "ceph", + "numcpus": 1, + "memory": 1024, + "image": "fedora33", + "notify": False, + "admin_password": "password", + "disks": [150, 3], +} + +Bootstrap_Config = { + "configure_osd": False +} + + +def _write_file(file_path, data): + with open(file_path, "w") as file: + file.write(data) + + +def _read_file(file_path): + file = open(file_path, "r") + data = "".join(file.readlines()) + file.close() + return data + + +def _loaded_templates(): + temp_dir = os.path.join(os.getcwd(), "template") + logging.info("Loading templates") + kcli = _read_file(os.path.join(temp_dir, "kcli_plan_template")) + script = _read_file(os.path.join(temp_dir, "bootstrap_script_template")) + return ( + Template(kcli), + Template(script) + ) + + +def _clean_generated(dir_path): + logging.info("Deleting generated files") + for file in os.listdir(dir_path): + os.remove(os.path.join(dir_path, file)) + os.rmdir(dir_path) + + +def _parse_value(value): + if value.isnumeric(): + return int(value) + + if value.endswith("gb"): + return int(value.replace("gb", "")) * 1024 + elif value.endswith("mb"): + return value.replace("mb", "") + return value + + +def _parse_to_config_dict(values, config): + for key in values.keys(): + config[key] = _parse_value(values[key]) + + +def _parse_vm_description(specs): + """ + Parse's vm specfication description into configuration dictionary + """ + kcli_config = Kcli_Config.copy() + parsed_str = re.search( + r"(?P<nodes>[\d]+) nodes with (?P<memory>[\w\.-]+) ram", + specs.lower(), + ) + if parsed_str: + for spec_key in parsed_str.groupdict().keys(): + kcli_config[spec_key] = _parse_value(parsed_str.group(spec_key)) + parsed_str = re.search(r"(?P<numcpus>[\d]+) cpus", specs.lower()) + if parsed_str: + kcli_config["numcpus"] = parsed_str.group("numcpus") + parsed_str = re.search( + r"(?P<disk>[\d]+) storage devices of (?P<volume>[\w\.-]+)Gb each", + specs, + ) + if parsed_str: + kcli_config["disks"] = [ + _parse_value(parsed_str.group("volume")) + ] * _parse_value(parsed_str.group("disk")) + parsed_str = re.search(r"(?P<image>[\w\.-]+) image", specs.lower()) + if parsed_str: + kcli_config["image"] = parsed_str.group("image") + return kcli_config + + +def _parse_ceph_description(specs): + """ + Parse the ceph boostrap script configuration descriptions. + """ + bootstrap_script_config = Bootstrap_Config.copy() + parsed_str = re.search( + r"OSD (?P<osd>[\w\.-]+)", specs + ) + if parsed_str: + bootstrap_script_config["configure_osd"] = True if _parse_value( + parsed_str.group("osd") + ) else False + return bootstrap_script_config + + +def _handle_kcli_plan(command_type, plan_file_path=None): + """ + Executes the kcli vm create and delete command according + to the provided configuration. + """ + op = None + if command_type == "create": + # TODO : Before creating kcli plan check for exisitng kcli plans + op, code = execute_kcli_cmd( + f"create plan -f {plan_file_path} {KCLI_PLAN_NAME}" + ) + if code: + print(f"Failed to create kcli plan\n Message: {op}") + exit(1) + elif command_type == "delete": + op, code = execute_kcli_cmd(f"delete plan {KCLI_PLAN_NAME} -y") + print(op) + + +def has_ceph_configuration(descriptions, config_line): + """ + Checks for ceph cluster configuration in descriptions. + """ + index_config = -1 + for line in descriptions: + if line.lower().startswith(config_line): + index_config = descriptions.index(line) + + if index_config != -1: + return ( + descriptions[:index_config], + descriptions[index_config:], + ) + return ( + descriptions, + None, + ) + + +def before_feature(context, feature): + kcli_plans_dir_path = os.path.join( + os.getcwd(), + KCLI_PLANS_DIR, + ) + if not os.path.exists(kcli_plans_dir_path): + os.mkdir(kcli_plans_dir_path) + + vm_description, ceph_description = has_ceph_configuration( + feature.description, + "- configure ceph cluster", + ) + loaded_kcli, loaded_script = _loaded_templates() + + vm_feature_specs = " ".join( + [line for line in vm_description if line.startswith("-")] + ) + vm_config = _parse_vm_description("".join(vm_feature_specs)) + kcli_plan_path = os.path.join(kcli_plans_dir_path, "gen_kcli_plan.yml") + print(f"Kcli vm configureaton \n {vm_config}") + _write_file( + kcli_plan_path, + loaded_kcli.render(vm_config) + ) + + # Checks for ceph description if None set the default configurations + ceph_config = _parse_ceph_description( + "".join(ceph_description) + ) if ceph_description else Bootstrap_Config + + print(f"Bootstrap configuraton \n {ceph_config}\n") + _write_file( + os.path.join(kcli_plans_dir_path, "bootstrap_cluster_dev.sh"), + loaded_script.render(ceph_config), + ) + + _handle_kcli_plan("create", os.path.relpath(kcli_plan_path)) + + if not is_bootstrap_script_complete(): + print("Failed to complete bootstrap..") + _handle_kcli_plan("delete") + exit(1) + context.last_executed = {} + + +def after_feature(context, feature): + if os.path.exists(KCLI_PLANS_DIR): + _clean_generated(os.path.abspath(KCLI_PLANS_DIR)) + _handle_kcli_plan("delete") diff --git a/src/test/behave_tests/features/kcli_handler.py b/src/test/behave_tests/features/kcli_handler.py new file mode 100644 index 000000000..1e28c7ff4 --- /dev/null +++ b/src/test/behave_tests/features/kcli_handler.py @@ -0,0 +1,88 @@ +import subprocess +import time +import os + + +kcli_exec = r""" +podman run --net host -it --rm --security-opt label=disable + -v $HOME/.ssh:/root/.ssh -v $HOME/.kcli:/root/.kcli + -v /var/lib/libvirt/images:/var/lib/libvirt/images + -v /var/run/libvirt:/var/run/libvirt -v $PWD:/workdir + -v /var/tmp:/ignitiondir jolmomar/kcli +""" + + +def _create_kcli_cmd(command): + cmd = kcli_exec.replace("$HOME", os.getenv("HOME")) + cmd = cmd.replace("$PWD", os.getenv("PWD")) + kcli = cmd.replace("\n", "").split(" ") + return kcli + command.split(" ") + + +def is_bootstrap_script_complete(): + """ + Checks for status of bootstrap script executions. + """ + timeout = 0 + command = " ".join( + [ + f'"{cmd}"' for cmd in + "journalctl --no-tail --no-pager -t cloud-init".split(" ") + ] + ) + cmd = _create_kcli_cmd( + f'ssh ceph-node-00 {command} | grep "Bootstrap complete."' + ) + while timeout < 10: # Totally waits for 5 mins before giving up + proc = subprocess.run(cmd, capture_output=True, text=True) + if "Bootstrap complete." in proc.stdout: + print("Bootstrap script completed successfully") + return True + timeout += 1 + print("Waiting for bootstrap_cluster script...") + print(proc.stdout[len(proc.stdout) - 240:]) + time.sleep(30) + print( + f"Timeout reached {30*timeout}. Giving up for boostrap to complete" + ) + return False + + +def execute_kcli_cmd(command): + """ + Executes the kcli command by combining the provided command + with kcli executable command. + """ + cmd = _create_kcli_cmd(command) + print(f"Executing kcli command : {command}") + try: + proc = subprocess.run( + cmd, + capture_output=True, + text=True, + # env=dict(STORAGE_OPTS=''), + ) + except Exception as ex: + print(f"Error executing kcli command\n{ex}") + + op = proc.stderr if proc.stderr else proc.stdout + return (op, proc.returncode) + + +def execute_ssh_cmd(vm_name, shell, command): + """ + Executes the provided ssh command on the provided vm machine + """ + if shell == "cephadm_shell": + command = f"cephadm shell {command}" + sudo_cmd = f"sudo -i {command}".split(" ") + sudo_cmd = " ".join([f'"{cmd}"' for cmd in sudo_cmd]) + cmd = _create_kcli_cmd(f"ssh {vm_name} {sudo_cmd}") + print(f"Executing ssh command : {cmd}") + try: + proc = subprocess.run(cmd, capture_output=True, text=True) + except Exception as ex: + print(f"Error executing ssh command: {ex}") + + op = proc.stderr if proc.stderr else proc.stdout + return (op, proc.returncode) diff --git a/src/test/behave_tests/features/steps/ceph_steps.py b/src/test/behave_tests/features/steps/ceph_steps.py new file mode 100644 index 000000000..a96aa48ad --- /dev/null +++ b/src/test/behave_tests/features/steps/ceph_steps.py @@ -0,0 +1,106 @@ +import time + +from behave import given, when, then +from kcli_handler import execute_ssh_cmd +from validation_util import str_to_list + + +@given("I log as root into {node}") +def login_to_node(context, node): + context.node = node + + +@given("I execute in {shell}") +def init_step_execute(context, shell): + commands = context.text.split("\n") + for command in commands: + op, code = execute_ssh_cmd(context.node, shell, command) + if code: + raise Exception("Failed to execute") + context.last_executed["cmd"] = command + context.last_executed["shell"] = shell + + +@when("I execute in {shell}") +@then("I execute in {shell}") +def execute_step(context, shell): + if context.node is None: + raise Exception("Failed not logged into virtual machine") + for command in context.text.split("\n"): + output, return_code = execute_ssh_cmd(context.node, shell, command) + context.last_executed["cmd"] = command + context.last_executed["shell"] = shell + if return_code != 0: + raise Exception(f"Failed to execute ssh\n Message:{output}") + context.output = str_to_list(output) + print(f"Executed output : {context.output}") + + +@then("Execute in {shell} only {command}") +def execute_only_one_step(context, shell, command): + """ + Run's single command and doesn't use multi-line + :params command: given command to execute + """ + if context.node is None: + raise Exception("Failed not logged into virtual machine") + output, return_code = execute_ssh_cmd(context.node, shell, command) + context.last_executed["cmd"] = command + context.last_executed["shell"] = shell + if return_code != 0: + raise Exception(f"Failed to execute ssh\nMessage:{output}") + context.output = str_to_list(output) + print(f"Executed output : {context.output}") + + +@then("I wait for {time_out:n} seconds until I get") +def execute_and_wait_until_step(context, time_out): + wait_time = int(time_out/4) + context.found_all_keywords = False + if context.node is None: + raise Exception("Failed not logged into virtual machine") + exec_shell = context.last_executed['shell'] + exec_cmd = context.last_executed['cmd'] + if exec_shell is None and exec_cmd is None: + raise Exception("Last executed command not found..") + + expected_output = str_to_list(context.text) + while wait_time < time_out and not context.found_all_keywords: + found_keys = [] + context.execute_steps( + f"then Execute in {exec_shell} only {exec_cmd}" + ) + + executed_output = context.output + for expected_line in expected_output: + for op_line in executed_output: + if set(expected_line).issubset(set(op_line)): + found_keys.append(" ".join(expected_line)) + + if len(found_keys) != len(expected_output): + print(f"Waiting for {int(time_out/4)} seconds") + time.sleep(int(time_out/4)) + wait_time += int(time_out/4) + else: + print("Found all expected keywords") + context.found_all_keywords = True + break + if not context.found_all_keywords: + print( + f"Timeout reached {time_out}. Giving up on waiting for keywords" + ) + + +@then("I get results which contain") +def validation_step(context): + expected_keywords = str_to_list(context.text) + output_lines = context.output + + for keys_line in expected_keywords: + found_keyword = False + for op_line in output_lines: + if set(keys_line).issubset(set(op_line)): + found_keyword = True + output_lines.remove(op_line) + if not found_keyword: + assert False, f"Not found {keys_line}" diff --git a/src/test/behave_tests/features/validation_util.py b/src/test/behave_tests/features/validation_util.py new file mode 100644 index 000000000..abe441462 --- /dev/null +++ b/src/test/behave_tests/features/validation_util.py @@ -0,0 +1,19 @@ + +def str_to_list(string): + """ + Converts the string into list removing whitespaces + """ + string = string.replace('\t', '\n') + return [ + [ + key for key in line.split(' ') + if key != '' + ] + for line in string.split('\n') + if line != '' + ] + + +def assert_str_in_list(keyword_list, output_list): + for keyword in keyword_list: + assert keyword in output_list, f" Not found {keyword}" diff --git a/src/test/behave_tests/template/bootstrap_script_template b/src/test/behave_tests/template/bootstrap_script_template new file mode 100644 index 000000000..de2129e76 --- /dev/null +++ b/src/test/behave_tests/template/bootstrap_script_template @@ -0,0 +1,30 @@ +export PATH=/root/bin:$PATH +mkdir /root/bin + +CEPHADM="/root/bin/cephadm" + +{% raw %} +{% if ceph_dev_folder is defined %} + /mnt/{{ ceph_dev_folder }}/src/cephadm/build.sh $CEPHADM +{% else %} + curl --silent -o $CEPHADM --location https://raw.githubusercontent.com/ceph/ceph/main/src/cephadm/cephadm.py +{% endif %} +chmod +x $CEPHADM +mkdir -p /etc/ceph +mon_ip=$(ifconfig eth0 | grep 'inet ' | awk '{ print $2}') +{% if ceph_dev_folder is defined %} + echo "ceph_dev_folder is defined" + $CEPHADM bootstrap --mon-ip $mon_ip --initial-dashboard-password {{ admin_password }} --allow-fqdn-hostname --dashboard-password-noupdate --shared_ceph_folder /mnt/{{ ceph_dev_folder }} +{% else %} +echo "ceph_dev_folder is not defined" + $CEPHADM bootstrap --mon-ip $mon_ip --initial-dashboard-password {{ admin_password }} --allow-fqdn-hostname --dashboard-password-noupdate +{% endif %} +fsid=$(cat /etc/ceph/ceph.conf | grep fsid | awk '{ print $3}') +{% for number in range(1, nodes) %} + ssh-copy-id -f -i /etc/ceph/ceph.pub -o StrictHostKeyChecking=no root@{{ prefix }}-node-0{{ number }}.{{ domain }} + $CEPHADM shell --fsid $fsid -c /etc/ceph/ceph.conf -k /etc/ceph/ceph.client.admin.keyring ceph orch host add {{ prefix }}-node-0{{ number }}.{{ domain }} +{% endfor %} +{% endraw %} +{% if configure_osd %} +$CEPHADM shell --fsid $fsid -c /etc/ceph/ceph.conf -k /etc/ceph/ceph.client.admin.keyring ceph orch apply osd --all-available-devices +{% endif %} diff --git a/src/test/behave_tests/template/kcli_plan_template b/src/test/behave_tests/template/kcli_plan_template new file mode 100644 index 000000000..b28ee0568 --- /dev/null +++ b/src/test/behave_tests/template/kcli_plan_template @@ -0,0 +1,41 @@ +parameters: + nodes: {{ nodes }} + pool: default + network: default + domain: cephlab.com + prefix: ceph + numcpus: {{ numcpus }} + memory: {{ memory }} + image: {{ image }} + notify: false + admin_password: password + disks: {{ disks }} + +{% raw %} +{% for number in range(0, nodes) %} +{{ prefix }}-node-0{{ number }}: + image: {{ image }} + numcpus: {{ numcpus }} + memory: {{ memory }} + reserveip: true + reservedns: true + sharedkey: true + domain: {{ domain }} + nets: + - {{ network }} + disks: {{ disks }} + pool: {{ pool }} + {% if ceph_dev_folder is defined %} + sharedfolders: [{{ ceph_dev_folder }}] + {% endif %} + cmds: + - yum -y install python3 chrony lvm2 podman + - sed -i "s/SELINUX=enforcing/SELINUX=permissive/" /etc/selinux/config + - echo "after installing the python3" + - setenforce 0 + {% if number == 0 %} + scripts: + - bootstrap_cluster_dev.sh + {% endif %} +{% endfor %} +{% endraw %}
\ No newline at end of file diff --git a/src/test/behave_tests/tox.ini b/src/test/behave_tests/tox.ini new file mode 100644 index 000000000..24e4e3c37 --- /dev/null +++ b/src/test/behave_tests/tox.ini @@ -0,0 +1,22 @@ +[tox] +envlist = py39, flake8 +skipsdist = true + +[base] +setenv = + HOME = /root + PWD = {toxinidir} + +[testenv] +setenv = + {[base]setenv} +deps = + behave + jinja2 +# run the behave tests +commands = behave + +[testenv:flake8] +deps = + flake8==3.9.2 +commands = flake8 --statistics {posargs} features/
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