Exemple #1
0
    def is_resource_ready(self, resource):
        sts = resource
        name = sts.metadata.name
        spec = sts.spec
        status = sts.status
        gen = sts.metadata.generation or 0
        observed_gen = status.observed_generation or 0
        replicas = spec.replicas or 0
        ready_replicas = status.ready_replicas or 0
        updated_replicas = status.updated_replicas or 0
        current_replicas = status.current_replicas or 0

        if not self.allow_async_updates:
            is_update = observed_gen > 1
            if is_update:
                strategy = spec.update_strategy.type or ''
                is_rolling = strategy == ROLLING_UPDATE_STRATEGY_TYPE
                if not is_rolling:
                    msg = "{}: update strategy type = {}"

                    raise armada_exceptions.WaitException(
                        msg.format(ASYNC_UPDATE_NOT_ALLOWED_MSG, strategy))

                if (is_rolling and replicas
                        and spec.update_strategy.rolling_update
                        and spec.update_strategy.rolling_update.partition):
                    msg = "{}: partitioned rollout"

                    raise armada_exceptions.WaitException(
                        msg.format(ASYNC_UPDATE_NOT_ALLOWED_MSG))

        if (observed_gen == 0 or gen > observed_gen):
            msg = "Waiting for statefulset spec update to be observed..."
            return (msg, False)

        if replicas and not self._is_min_ready(ready_replicas, replicas):
            msg = (
                "Waiting for statefulset {} rollout to finish: {} of {} "
                "pods are ready, with min_ready={}")
            return (
                msg.format(
                    name, ready_replicas, replicas,
                    self.min_ready.source), False)

        update_revision = status.update_revision or 0
        current_revision = status.current_revision or 0

        if update_revision != current_revision:
            msg = (
                "waiting for statefulset rolling update to complete {} "
                "pods at revision {}...")
            return (msg.format(updated_replicas, update_revision), False)

        msg = "statefulset rolling update complete {} pods at revision {}..."
        return (msg.format(current_replicas, current_revision), True)
Exemple #2
0
    def is_resource_ready(self, resource):
        daemon = resource
        name = daemon.metadata.name
        spec = daemon.spec
        status = daemon.status

        if spec.update_strategy.type != ROLLING_UPDATE_STRATEGY_TYPE:
            msg = ("Assuming non-readiness for strategy type {}, can only "
                   "determine for {}")
            raise armada_exceptions.WaitException(
                msg.format(spec.update_strategy.type,
                           ROLLING_UPDATE_STRATEGY_TYPE))

        if daemon.metadata.generation <= status.observed_generation:
            if (status.updated_number_scheduled <
                    status.desired_number_scheduled):
                msg = ("Waiting for daemon set {} rollout to finish: {} out "
                       "of {} new pods have been updated...")
                return (msg.format(name, status.updated_number_scheduled,
                                   status.desired_number_scheduled), False)

            if not self._is_min_ready(status.number_available,
                                      status.desired_number_scheduled):
                msg = ("Waiting for daemon set {} rollout to finish: {} of {} "
                       "updated pods are available, with min_ready={}")
                return (msg.format(name, status.number_available,
                                   status.desired_number_scheduled,
                                   self.min_ready.source), False)

            msg = "daemon set {} successfully rolled out"
            return (msg.format(name), True)

        msg = "Waiting for daemon set spec update to be observed..."
        return (msg.format(), False)
Exemple #3
0
    def is_resource_ready(self, resource):
        daemon = resource
        name = daemon.metadata.name
        spec = daemon.spec
        status = daemon.status
        gen = daemon.metadata.generation or 0
        observed_gen = status.observed_generation or 0

        if not self.allow_async_updates:
            is_update = observed_gen > 1
            if is_update:
                strategy = spec.update_strategy.type or ''
                is_rolling = strategy == ROLLING_UPDATE_STRATEGY_TYPE
                if not is_rolling:
                    msg = "{}: update strategy type = {}"

                    raise armada_exceptions.WaitException(
                        msg.format(ASYNC_UPDATE_NOT_ALLOWED_MSG, strategy))

        if gen <= observed_gen:
            updated_number_scheduled = status.updated_number_scheduled or 0
            desired_number_scheduled = status.desired_number_scheduled or 0
            number_available = status.number_available or 0

            if (updated_number_scheduled < desired_number_scheduled):
                msg = (
                    "Waiting for daemon set {} rollout to finish: {} out "
                    "of {} new pods have been updated...")
                return (
                    msg.format(
                        name, updated_number_scheduled,
                        desired_number_scheduled), False)

            if not self._is_min_ready(number_available,
                                      desired_number_scheduled):
                msg = (
                    "Waiting for daemon set {} rollout to finish: {} of {} "
                    "updated pods are available, with min_ready={}")
                return (
                    msg.format(
                        name, number_available, desired_number_scheduled,
                        self.min_ready.source), False)

            msg = "daemon set {} successfully rolled out"
            return (msg.format(name), True)

        msg = "Waiting for daemon set spec update to be observed..."
        return (msg.format(), False)
Exemple #4
0
    def is_resource_ready(self, resource):
        sts = resource
        name = sts.metadata.name
        spec = sts.spec
        status = sts.status

        update_strategy_type = spec.update_strategy.type or ''
        if update_strategy_type != ROLLING_UPDATE_STRATEGY_TYPE:
            msg = ("Assuming non-readiness for strategy type {}, can only "
                   "determine for {}")

            raise armada_exceptions.WaitException(
                msg.format(update_strategy_type, ROLLING_UPDATE_STRATEGY_TYPE))

        gen = sts.metadata.generation or 0
        observed_gen = status.observed_generation or 0
        if (observed_gen == 0 or gen > observed_gen):
            msg = "Waiting for statefulset spec update to be observed..."
            return (msg, False)

        replicas = spec.replicas or 0
        ready_replicas = status.ready_replicas or 0
        updated_replicas = status.updated_replicas or 0
        current_replicas = status.current_replicas or 0

        if replicas and not self._is_min_ready(ready_replicas, replicas):
            msg = ("Waiting for statefulset {} rollout to finish: {} of {} "
                   "pods are ready, with min_ready={}")
            return (msg.format(name, ready_replicas, replicas,
                               self.min_ready.source), False)

        if (update_strategy_type == ROLLING_UPDATE_STRATEGY_TYPE
                and spec.update_strategy.rolling_update):
            if replicas and spec.update_strategy.rolling_update.partition:
                msg = ("Waiting on partitioned rollout not supported, "
                       "assuming non-readiness of statefulset {}")
                return (msg.format(name), False)

        update_revision = status.update_revision or 0
        current_revision = status.current_revision or 0

        if update_revision != current_revision:
            msg = ("waiting for statefulset rolling update to complete {} "
                   "pods at revision {}...")
            return (msg.format(updated_replicas, update_revision), False)

        msg = "statefulset rolling update complete {} pods at revision {}..."
        return (msg.format(current_replicas, current_revision), True)