# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.

"""Tests the dynamic tracing setup on environmentd"""

import os
import time

import requests

from materialize.mzcompose.composition import Composition
from materialize.mzcompose.services.clusterd import Clusterd
from materialize.mzcompose.services.materialized import Materialized
from materialize.mzcompose.services.mz import Mz

SENTRY_DSN = os.getenv("BUILDKITE_SENTRY_DSN")

SERVICES = [
    Mz(app_password=""),
    Materialized(
        options=[
            "--opentelemetry-endpoint=whatever:7777",
            f"--sentry-dsn={SENTRY_DSN}",
            "--sentry-environment=development",
        ]
    ),
    Clusterd(name="clusterd"),
]


def workflow_default(c: Composition) -> None:
    def process(name: str) -> None:
        if name == "default":
            return

        with c.test_case(name):
            c.workflow(name)

    c.test_parts(list(c.workflows.keys()), process)


def workflow_with_everything(c: Composition) -> None:
    c.up("materialized")
    port = c.port("materialized", 6878)

    # Start with fastpath
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "info"

    # update the stderr config
    c.sql(
        "ALTER SYSTEM SET log_filter = 'foo=debug,info'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "debug"

    # update the otel config
    c.sql(
        "ALTER SYSTEM SET opentelemetry_filter = 'foo=trace,info'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "trace"

    # revert the otel config and make sure we go back
    c.sql(
        "ALTER SYSTEM SET opentelemetry_filter = 'off'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "debug"

    # update the sentry directives
    c.sql(
        "ALTER SYSTEM SET sentry_filters = 'foo=trace'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "trace"

    # revert the sentry directives and make sure we go back
    c.sql(
        "ALTER SYSTEM RESET sentry_filters",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "debug"

    # make sure we can go allll the way back
    c.sql(
        "ALTER SYSTEM SET log_filter = 'info'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "info"


def workflow_basic(c: Composition) -> None:
    with c.override(Materialized()):
        c.up("materialized")
        port = c.port("materialized", 6878)

        # Start with fastpath
        info = requests.get(f"http://localhost:{port}/api/tracing").json()
        assert info["current_level_filter"] == "info"

        # update the stderr config
        c.sql(
            "ALTER SYSTEM SET log_filter = 'foo=debug,info'",
            user="mz_system",
            port=6877,
            print_statement=False,
        )
        info = requests.get(f"http://localhost:{port}/api/tracing").json()
        assert info["current_level_filter"] == "debug"

        # make sure we can go back to normal
        c.sql(
            "ALTER SYSTEM SET log_filter = 'info'",
            user="mz_system",
            port=6877,
            print_statement=False,
        )
        info = requests.get(f"http://localhost:{port}/api/tracing").json()
        assert info["current_level_filter"] == "info"

        # Assert `EXPLAIN` doesn't break things in steady-state.
        c.sql(
            "EXPLAIN SELECT 1",
            print_statement=False,
        )
        info = requests.get(f"http://localhost:{port}/api/tracing").json()
        assert info["current_level_filter"] == "info"


def workflow_clusterd(c: Composition) -> None:
    c.up("materialized", "clusterd")
    port = c.port("clusterd", 6878)

    c.sql(
        "ALTER SYSTEM SET unsafe_enable_unorchestrated_cluster_replicas = true;",
        port=6877,
        user="mz_system",
    )

    c.sql(
        """
        CREATE CLUSTER c REPLICAS (r1 (
            STORAGECTL ADDRESSES ['clusterd:2100'],
            STORAGE ADDRESSES ['clusterd:2103'],
            COMPUTECTL ADDRESSES ['clusterd:2101'],
            COMPUTE ADDRESSES ['clusterd:2102'],
            WORKERS 1
        ))
    """
    )

    c.sql(
        "ALTER SYSTEM SET log_filter = 'foo=debug,info'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )

    start = time.time()
    timeout = 10
    is_debug = False

    # the updated configuration is sent to clusterd asynchronously,
    # spin here until the new tracing level is observed.
    while time.time() - start < timeout:
        info = requests.get(f"http://localhost:{port}/api/tracing").json()
        if info["current_level_filter"] == "debug":
            is_debug = True
            break

    assert is_debug

    # Reset
    c.sql(
        "ALTER SYSTEM SET log_filter = 'info'",
        user="mz_system",
        port=6877,
        print_statement=False,
    )
    port = c.port("materialized", 6878)
    info = requests.get(f"http://localhost:{port}/api/tracing").json()
    assert info["current_level_filter"] == "info"