Merge "Implement versioned deploy precheck script"
This commit is contained in:
Zuul
Gerrit Code Review
commit
6485390ce1
@ -45,6 +45,10 @@ class HealthCheck(object):
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def __init__(self, config):
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self._config = config
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# get target release from script directory location
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self._target_release = re.match("^.*/rel-(\d\d.\d\d.\d+)/", __file__).group(1)
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self._major_release = self._target_release.rsplit(".", 1)[0]
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# get sysinv token, endpoint and client
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self._sysinv_token, self._sysinv_endpoint = \
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upgrade_utils.get_token_endpoint(config, service_type="platform")
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@ -54,72 +58,12 @@ class HealthCheck(object):
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self._software_token, self._software_endpoint = \
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upgrade_utils.get_token_endpoint(config, service_type="usm")
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def run_health_check(self):
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"""Run general health check using sysinv client"""
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force = self._config.get("force", False)
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output = self._sysinv_client.health.get_kube_upgrade(args={}, relaxed=force)
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if HealthCheck.FAIL_MSG in output:
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return False, output
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return True, output
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class UpgradeHealthCheck(HealthCheck):
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"""This class represents a upgrade-specific health check object
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that verifies if system is in a valid state for upgrade"""
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def _check_valid_upgrade_path(self):
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"""Checks if active release to specified release is a valid upgrade path"""
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# Get active release
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isystem = self._sysinv_client.isystem.list()[0]
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active_release = isystem.software_version
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# supported_release is a dict with {release: required_patch}
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supported_releases = dict()
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# Parse upgrade metadata file for supported upgrade paths
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root = ElementTree.parse("%s/../metadata.xml" % os.path.dirname(__file__))
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upgrade_root = root.find("supported_upgrades").findall("upgrade")
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for upgrade in upgrade_root:
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version = upgrade.find("version")
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required_patch = upgrade.find("required_patch")
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supported_releases.update({version.text: required_patch.text if
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required_patch is not None else None})
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success = active_release in supported_releases
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return success, active_release, supported_releases.get(active_release, None)
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# TODO(heitormatsui): implement patch precheck targeted against USM
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# and implement patch precheck for subcloud
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def _check_required_patch(self, required_patch):
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"""Checks if required patch for the supported release is installed"""
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url = self._software_endpoint + '/query?show=deployed'
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headers = {"X-Auth-Token": self._software_token}
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response = requests.get(url, headers=headers, timeout=10)
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success = True
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required_patch = [required_patch] if required_patch else []
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if response.status_code != 200:
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print("Could not check required patches...")
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return False, required_patch
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applied_patches = list(response.json()["sd"].keys())
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missing_patch = list(set(required_patch) - set(applied_patches))
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if missing_patch:
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success = False
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return success, missing_patch
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# TODO(heitormatsui) do we need this check on USM? Remove if we don't
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def _check_active_is_controller_0(self):
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"""Checks that active controller is controller-0"""
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controllers = self._sysinv_client.ihost.list()
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for controller in controllers:
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if controller.hostname == "controller-0" and \
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"Controller-Active" in controller.capabilities["Personality"]:
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return True
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return False
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def _check_license(self, version):
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"""Validates the current license is valid for the specified version"""
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"""
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Validates the current license is valid for the specified version
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:param version: version to be checked against installed license
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:return: True is license is valid for version, False otherwise
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"""
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license_dict = self._sysinv_client.license.show()
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if license_dict["error"]:
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return False
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@ -135,9 +79,91 @@ class UpgradeHealthCheck(HealthCheck):
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return False
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return True
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# TODO(heitormatsui): implement patch precheck targeted against USM
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# and implement patch precheck for subcloud
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def _check_deployed_state(self, required_patches):
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"""
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Checks if every patch in a list is in 'deployed' state
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:param required_patches: list of patches to be checked
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:return: boolean indicating success/failure and list of patches
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that are not in the 'deployed' state
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"""
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url = self._software_endpoint + '/query?show=deployed'
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headers = {"X-Auth-Token": self._software_token}
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response = requests.get(url, headers=headers, timeout=10)
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success = True
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if response.status_code != 200:
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print("Could not check required patches...")
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return False, required_patches
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applied_patches = list(response.json()["sd"].keys())
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missing_patch = list(set(required_patches) - set(applied_patches))
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if missing_patch:
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success = False
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return success, missing_patch
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def run_health_check(self):
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"""Run general health check using sysinv client"""
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force = self._config.get("force", False)
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health_ok = success = True
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output = self._sysinv_client.health.get_kube_upgrade(args={}, relaxed=force)
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if HealthCheck.FAIL_MSG in output:
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success = False
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health_ok = health_ok and success
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# check installed license
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success = self._check_license(self._major_release)
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output += 'Installed license is valid: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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health_ok = health_ok and success
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return health_ok, output
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class UpgradeHealthCheck(HealthCheck):
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"""This class represents a upgrade-specific health check object
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that verifies if system is in a valid state for upgrade"""
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# TODO(heitormatsui): switch from using upgrade metadata xml to
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# the new USM metadata format
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def _check_valid_upgrade_path(self):
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"""Checks if active release to specified release is a valid upgrade path"""
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# Get active release
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isystem = self._sysinv_client.isystem.list()[0]
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active_release = isystem.software_version
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# supported_release is a dict with {release: required_patch}
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supported_releases = dict()
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# Parse upgrade metadata file for supported upgrade paths
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root = ElementTree.parse("/var/www/pages/feed/rel-%s/upgrades/metadata.xml" % self._major_release)
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upgrade_root = root.find("supported_upgrades").findall("upgrade")
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for upgrade in upgrade_root:
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version = upgrade.find("version")
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required_patch = upgrade.find("required_patch")
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supported_releases.update({version.text: [required_patch.text] if
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required_patch is not None else []})
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success = active_release in supported_releases
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return success, active_release, supported_releases.get(active_release, [])
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# TODO(heitormatsui) do we need this check on USM? Remove if we don't
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def _check_active_is_controller_0(self):
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"""Checks that active controller is controller-0"""
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controllers = self._sysinv_client.ihost.list()
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for controller in controllers:
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if controller.hostname == "controller-0" and \
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"Controller-Active" in controller.capabilities["Personality"]:
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return True
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return False
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def _check_kube_version(self, supported_versions):
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"""Check if active k8s version is in a list of supported versions
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:param supported_versions: list of supported k8s versions
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"""
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Check if active k8s version is in a list of supported versions
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:param supported_versions: list of supported k8s versions
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:return: boolean indicating success/failure and active k8s version
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"""
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kube_versions = self._sysinv_client.kube_version.list()
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active_version = None
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@ -153,35 +179,21 @@ class UpgradeHealthCheck(HealthCheck):
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health_ok = True
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output = ""
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# get target release from script directory location
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upgrade_release = re.match("^.*/rel-(\d\d.\d\d.\d*)/", __file__).group(1)
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# check installed license
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success = self._check_license(upgrade_release)
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output += 'License valid for upgrade: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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health_ok = health_ok and success
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# check if it is a valid upgrade path
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success, active_release, required_patch = self._check_valid_upgrade_path()
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success, active_release, required_patches = self._check_valid_upgrade_path()
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output += 'Valid upgrade path from release %s to %s: [%s]\n' \
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% (active_release, upgrade_release,
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% (active_release, self._major_release,
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HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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health_ok = health_ok and success
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# check if required patches are applied/committed if is a valid upgrade path
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if success:
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success, missing_patches = self._check_required_patch(required_patch)
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output += 'Required patches are applied: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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if not success:
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output += 'Patches not applied: %s\n' \
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% ', '.join(missing_patches)
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health_ok = health_ok and success
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else:
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output += 'Invalid upgrade path, skipping required patches check...'
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# check if required patches are deployed
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success, missing_patches = self._check_deployed_state(required_patches)
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output += 'Required patches are applied: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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if not success:
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output += '-> Patches not applied: [%s]\n' \
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% ', '.join(missing_patches)
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health_ok = health_ok and success
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# check if k8s version is valid
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success, active_version = self._check_kube_version(SUPPORTED_K8S_VERSIONS)
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@ -207,7 +219,46 @@ class UpgradeHealthCheck(HealthCheck):
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output += \
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'Active controller is controller-0: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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health_ok = health_ok and success
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return health_ok, output
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class PatchHealthCheck(HealthCheck):
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"""This class represents a patch-specific health check object
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that verifies if system is in valid state to apply a patch"""
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def _get_required_patches(self):
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"""Get required patches for a target release"""
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url = self._software_endpoint + '/query'
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headers = {"X-Auth-Token": self._software_token}
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response = requests.get(url, headers=headers, timeout=10)
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if response.status_code != 200:
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print("Could not get required patches...")
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return []
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required_patches = []
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for release, values in response.json()["sd"].items():
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if values["sw_version"] == self._target_release:
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required_patches.extend(values["requires"])
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break
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return required_patches
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def run_health_check(self):
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"""Run specific patch health checks"""
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health_ok = True
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output = ""
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# check required patches for target release
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required_patches = self._get_required_patches()
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success, missing_patches = self._check_deployed_state(required_patches)
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output += 'Required patches are applied: [%s]\n' \
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% (HealthCheck.SUCCESS_MSG if success else HealthCheck.FAIL_MSG)
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if not success:
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output += '-> Patches not applied: [%s]\n' \
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% ', '.join(missing_patches)
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health_ok = health_ok and success
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return health_ok, output
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@ -242,6 +293,9 @@ def parse_config(args=None):
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parser.add_argument("--force",
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help="Ignore non-critical health checks",
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action="store_true")
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parser.add_argument("--patch",
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help="Set precheck to run against a patch release",
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action="store_true")
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# if args was not passed will use sys.argv by default
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parsed_args = parser.parse_args(args)
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@ -250,19 +304,25 @@ def parse_config(args=None):
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def main(argv=None):
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config = parse_config(argv)
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patch_release = config.get("patch", False)
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general_health_check = HealthCheck(config)
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upgrade_health_check = UpgradeHealthCheck(config)
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health_ok = True
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output = ""
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# execute general health check
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general_health_check = HealthCheck(config)
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general_health_ok, general_output = general_health_check.run_health_check()
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# execute upgrade-specific health check
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upgrade_health_ok, upgrade_output = upgrade_health_check.run_health_check()
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# execute release-specific health check
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if patch_release:
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specific_health_check = PatchHealthCheck(config)
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else:
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specific_health_check = UpgradeHealthCheck(config)
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specific_health_ok, specific_output = specific_health_check.run_health_check()
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# combine health check results removing extra line breaks/blank spaces from the output
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health_ok = general_health_ok and upgrade_health_ok
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output = general_output.strip() + "\n" + upgrade_output.strip()
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health_ok = general_health_ok and specific_health_ok
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output = general_output.strip() + "\n" + specific_output.strip()
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# print health check output and exit
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print(output)
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@ -163,6 +163,7 @@ RELEASE_GA_NAME = "starlingx-%s"
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# Precheck constants
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LICENSE_FILE = "/etc/platform/.license"
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VERIFY_LICENSE_BINARY = "/usr/bin/verify-license"
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VERSIONED_SCRIPTS_DIR = "%s/rel-%%s/bin/" % SOFTWARE_STORAGE_DIR
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SOFTWARE_JSON_FILE = "%s/software.json" % SOFTWARE_STORAGE_DIR
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SYNCED_SOFTWARE_JSON_FILE = "%s/synced/software.json" % SOFTWARE_STORAGE_DIR
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@ -117,6 +117,11 @@ class ReleaseVersionDoNotExist(SoftwareError):
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pass
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class VersionedDeployPrecheckFailure(SoftwareError):
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"""Versioned deploy-precheck script cannot be created"""
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pass
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class FileSystemError(SoftwareError):
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"""
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A failure during a linux file operation.
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@ -1273,11 +1273,11 @@ class PatchController(PatchService):
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return local_info, local_warning, local_error, release_meta_info
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def _process_upload_patch_files(self, patch_files):
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'''
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"""
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Process the uploaded patch files
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:param patch_files: list of patch files
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:return: info, warning, error messages
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'''
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"""
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local_info = ""
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local_warning = ""
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@ -1345,7 +1345,6 @@ class PatchController(PatchService):
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metadata_dir=constants.AVAILABLE_DIR,
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base_pkgdata=self.base_pkgdata)
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PatchFile.unpack_patch(patch_file)
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local_info += "%s is now uploaded\n" % release_id
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self.release_data.add_release(this_release)
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@ -1375,6 +1374,32 @@ class PatchController(PatchService):
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}
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})
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# create versioned precheck for uploaded patches
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for patch in upload_patch_info:
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filename, values = list(patch.items())[0]
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LOG.info("Creating precheck for release %s..." % values.get("id"))
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for pf in patch_files:
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if filename in pf:
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patch_file = pf
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sw_version = values.get("sw_version")
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required_patches = self.release_data.metadata[values.get("id")].get("requires")
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# sort the required patches list and get the latest, if available
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req_patch_id = None
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req_patch_metadata = None
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req_patch_version = None
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if required_patches:
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req_patch_id = sorted(required_patches)[-1]
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if req_patch_id:
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req_patch_metadata = self.release_data.metadata.get(req_patch_id)
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if req_patch_metadata:
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req_patch_version = req_patch_metadata.get("sw_version")
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if req_patch_id and not req_patch_metadata:
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LOG.warning("Required patch '%s' is not uploaded." % req_patch_id)
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PatchFile.create_versioned_precheck(patch_file, sw_version, req_patch_version=req_patch_version)
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return local_info, local_warning, local_error, upload_patch_info
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def software_release_upload(self, release_files):
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@ -1586,6 +1611,9 @@ class PatchController(PatchService):
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LOG.info(msg)
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msg_info += msg + "\n"
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# TODO(lbonatti): treat the upcoming versioning changes
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PatchFile.delete_versioned_directory(self.release_data.metadata[release_id]["sw_version"])
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try:
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# Delete the metadata
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deploystate = self.release_data.metadata[release_id]["state"]
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@ -2151,10 +2179,15 @@ class PatchController(PatchService):
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return release, success, msg_info, msg_warning, msg_error
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def _deploy_precheck(self, release_version: str, force: bool, region_name: str = "RegionOne") -> dict:
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def _deploy_precheck(self, release_version: str, force: bool = False,
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region_name: str = "RegionOne", patch: bool = False) -> dict:
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"""
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Verify if system is capable to upgrade to a specified deployment
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return: dict of info, warning and error messages
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Verify if system satisfy the requisites to upgrade to a specified deployment.
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:param release_version: full release name, e.g. starlingx-MM.mm.pp
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:param force: if True will ignore minor alarms during precheck
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:param region_name: region_name
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:param patch: if True then indicate precheck is for patch release
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:return: dict of info, warning and error messages
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"""
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msg_info = ""
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@ -2162,8 +2195,9 @@ class PatchController(PatchService):
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msg_error = ""
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precheck_script = utils.get_precheck_script(release_version)
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if not os.path.isfile(precheck_script):
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msg = "Upgrade files for deployment %s are not present on the system, " \
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msg = "Release files for deployment %s are not present on the system, " \
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"cannot proceed with the precheck." % release_version
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LOG.error(msg)
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msg_error = "Fail to perform deploy precheck. " \
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@ -2204,6 +2238,8 @@ class PatchController(PatchService):
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"--region_name=%s" % region_name]
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if force:
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cmd.append("--force")
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if patch:
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cmd.append("--patch")
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# Call precheck from the deployment files
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precheck_return = subprocess.run(
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@ -2220,17 +2256,20 @@ class PatchController(PatchService):
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|
||||
return dict(info=msg_info, warning=msg_warning, error=msg_error)
|
||||
|
||||
def software_deploy_precheck_api(self, deployment: str, force: bool, **kwargs) -> dict:
|
||||
def software_deploy_precheck_api(self, deployment: str, force: bool = False, **kwargs) -> dict:
|
||||
"""
|
||||
Verify if system is capable to upgrade to a specified deployment
|
||||
return: dict of info, warning and error messages
|
||||
Verify if system satisfy the requisites to upgrade to a specified deployment.
|
||||
:param deployment: full release name, e.g. starlingx-MM.mm.pp
|
||||
:param force: if True will ignore minor alarms during precheck
|
||||
:return: dict of info, warning and error messages
|
||||
"""
|
||||
release, success, msg_info, msg_warning, msg_error = self._release_basic_checks(deployment)
|
||||
if not success:
|
||||
return dict(info=msg_info, warning=msg_warning, error=msg_error)
|
||||
region_name = kwargs["region_name"]
|
||||
release_version = release["sw_version"]
|
||||
return self._deploy_precheck(release_version, force, region_name)
|
||||
patch = not utils.is_upgrade_deploy(SW_VERSION, release_version)
|
||||
return self._deploy_precheck(release_version, force, region_name, patch)
|
||||
|
||||
def _deploy_upgrade_start(self, to_release):
|
||||
LOG.info("start deploy upgrade to %s from %s" % (to_release, SW_VERSION))
|
||||
@ -2294,9 +2333,12 @@ class PatchController(PatchService):
|
||||
if not success:
|
||||
return dict(info=msg_info, warning=msg_warning, error=msg_error)
|
||||
|
||||
# TODO(heitormatsui) Enforce deploy-precheck for patch release
|
||||
patch_release = True
|
||||
if utils.is_upgrade_deploy(SW_VERSION, release["sw_version"]):
|
||||
patch_release = False
|
||||
to_release = release["sw_version"]
|
||||
ret = self._deploy_precheck(to_release, force)
|
||||
ret = self._deploy_precheck(to_release, force, patch=patch_release)
|
||||
if ret["error"]:
|
||||
ret["error"] = "The following issues have been detected which prevent " \
|
||||
"deploying %s\n" % deployment + \
|
||||
@ -2349,13 +2391,12 @@ class PatchController(PatchService):
|
||||
else:
|
||||
operation = "remove"
|
||||
|
||||
# If releases are such that R2 requires R1
|
||||
# R3 requires R2
|
||||
# R4 requires R3
|
||||
# And current running release is R2
|
||||
# And command issued is "software deploy start R4"
|
||||
# Order for apply operation: [R3, R4]
|
||||
# Order for remove operation: [R3]
|
||||
# If releases are such that:
|
||||
# R2 requires R1, R3 requires R2, R4 requires R3
|
||||
# If current running release is R2 and command issued is "software deploy start R4"
|
||||
# operation is "apply" with order [R3, R4]
|
||||
# If current running release is R4 and command issued is "software deploy start R2"
|
||||
# operation is "remove" with order [R4, R3]
|
||||
if operation == "apply":
|
||||
|
||||
collect_current_load_for_hosts()
|
||||
|
||||
@ -34,6 +34,7 @@ from software.exceptions import ReleaseValidationFailure
|
||||
from software.exceptions import ReleaseMismatchFailure
|
||||
from software.exceptions import SoftwareFail
|
||||
from software.exceptions import SoftwareServiceError
|
||||
from software.exceptions import VersionedDeployPrecheckFailure
|
||||
|
||||
import software.constants as constants
|
||||
import software.utils as utils
|
||||
@ -981,6 +982,69 @@ class PatchFile(object):
|
||||
os.chdir(orig_wd)
|
||||
shutil.rmtree(patch_tmpdir)
|
||||
|
||||
@staticmethod
|
||||
def create_versioned_precheck(patch, sw_version, req_patch_version=None):
|
||||
"""
|
||||
Extract the deploy-precheck script from the patch into
|
||||
a versioned directory under SOFTWARE_STORAGE_DIR and,
|
||||
if script is not available in the patch, then create a
|
||||
symlink to the versioned directory of the required patch.
|
||||
:param patch: path to patch file
|
||||
:param sw_version: patch version in MM.mm.pp format
|
||||
:param req_patch_version: required patch version in MM.mm.pp format
|
||||
"""
|
||||
# open patch and create versioned scripts directory
|
||||
tar = tarfile.open(patch, "r:gz")
|
||||
versioned_dir = constants.VERSIONED_SCRIPTS_DIR % sw_version
|
||||
versioned_script = os.path.join(versioned_dir, constants.DEPLOY_PRECHECK_SCRIPT)
|
||||
if os.path.exists(versioned_dir):
|
||||
shutil.rmtree(versioned_dir)
|
||||
os.makedirs(versioned_dir)
|
||||
|
||||
error_msg = "Versioned precheck script cannot be created, "
|
||||
try:
|
||||
# if patch contains precheck script, copy it to versioned directory
|
||||
if constants.DEPLOY_PRECHECK_SCRIPT in tar.getnames():
|
||||
tar.extract(constants.DEPLOY_PRECHECK_SCRIPT, path=versioned_dir)
|
||||
os.chmod(versioned_script, mode=0o755)
|
||||
LOG.info("Versioned precheck script copied to %s." % versioned_script)
|
||||
# in case patch does not contain a precheck script
|
||||
# then symlink to required patch versioned directory
|
||||
else:
|
||||
LOG.info("'%s' script is not included in the patch, will attempt to "
|
||||
"symlink to the 'required patch' precheck script." %
|
||||
constants.DEPLOY_PRECHECK_SCRIPT)
|
||||
if not req_patch_version:
|
||||
error_msg += "'required patch' version could not be determined."
|
||||
raise VersionedDeployPrecheckFailure
|
||||
|
||||
req_versioned_dir = constants.VERSIONED_SCRIPTS_DIR % req_patch_version
|
||||
req_versioned_script = os.path.join(req_versioned_dir, constants.DEPLOY_PRECHECK_SCRIPT)
|
||||
# if required patch directory does not exist create the link anyway
|
||||
if not os.path.exists(req_versioned_dir):
|
||||
LOG.warning("'required patch' versioned directory %s does not exist."
|
||||
% req_versioned_dir)
|
||||
os.symlink(req_versioned_script, versioned_script)
|
||||
LOG.info("Versioned precheck script %s symlinked to %s." % (
|
||||
versioned_script, req_versioned_script))
|
||||
except Exception as e:
|
||||
LOG.warning("%s: %s" % (error_msg, e))
|
||||
|
||||
@staticmethod
|
||||
def delete_versioned_directory(sw_version):
|
||||
"""
|
||||
Delete the versioned deploy-precheck script.
|
||||
:param sw_version: precheck script version to be deleted
|
||||
"""
|
||||
try:
|
||||
opt_release_folder = "%s/rel-%s" % (constants.SOFTWARE_STORAGE_DIR,
|
||||
sw_version)
|
||||
if os.path.isdir(opt_release_folder):
|
||||
shutil.rmtree(opt_release_folder, ignore_errors=True)
|
||||
LOG.info("Versioned directory %s deleted." % opt_release_folder)
|
||||
except Exception as e:
|
||||
LOG.exception("Failed to delete versioned precheck: %s", e)
|
||||
|
||||
|
||||
def patch_build():
|
||||
configure_logging(logtofile=False)
|
||||
@ -1211,5 +1275,12 @@ def parse_release_metadata(filename):
|
||||
root = tree.getroot()
|
||||
data = {}
|
||||
for child in root:
|
||||
# get requires under <req_patch_id> key
|
||||
if child.tag == "requires":
|
||||
requires = []
|
||||
for item in child:
|
||||
requires.append(item.text)
|
||||
data[child.tag] = requires
|
||||
continue
|
||||
data[child.tag] = child.text
|
||||
return data
|
||||
|
||||
Loading…
Reference in New Issue
Block a user