|
| 1 | +from __future__ import annotations |
| 2 | + |
| 3 | +from argparse import _SubParsersAction |
| 4 | +from argparse import ArgumentParser |
| 5 | +from argparse import Namespace |
| 6 | + |
| 7 | +from sentry_sdk import capture_exception |
| 8 | + |
| 9 | +from devservices.commands.down import down |
| 10 | +from devservices.constants import DEVSERVICES_ORCHESTRATOR_LABEL |
| 11 | +from devservices.exceptions import DockerDaemonNotRunningError |
| 12 | +from devservices.exceptions import DockerError |
| 13 | +from devservices.utils.console import Console |
| 14 | +from devservices.utils.console import Status |
| 15 | +from devservices.utils.dependencies import construct_dependency_graph |
| 16 | +from devservices.utils.docker import get_matching_containers |
| 17 | +from devservices.utils.docker import get_volumes_for_containers |
| 18 | +from devservices.utils.docker import remove_docker_resources |
| 19 | +from devservices.utils.docker import stop_containers |
| 20 | +from devservices.utils.services import find_matching_service |
| 21 | +from devservices.utils.state import State |
| 22 | +from devservices.utils.state import StateTables |
| 23 | + |
| 24 | + |
| 25 | +def add_parser(subparsers: _SubParsersAction[ArgumentParser]) -> None: |
| 26 | + parser = subparsers.add_parser("reset", help="Reset a service's volumes") |
| 27 | + parser.add_argument( |
| 28 | + "service_name", |
| 29 | + help="Name of the service to reset volumes for", |
| 30 | + nargs="?", |
| 31 | + default=None, |
| 32 | + ) |
| 33 | + parser.set_defaults(func=reset) |
| 34 | + |
| 35 | + |
| 36 | +def reset(args: Namespace) -> None: |
| 37 | + """Reset a specified service's volumes.""" |
| 38 | + console = Console() |
| 39 | + service_name = args.service_name |
| 40 | + |
| 41 | + try: |
| 42 | + matching_containers = get_matching_containers( |
| 43 | + [ |
| 44 | + DEVSERVICES_ORCHESTRATOR_LABEL, |
| 45 | + f"com.docker.compose.service={args.service_name}", |
| 46 | + ] |
| 47 | + ) |
| 48 | + except DockerDaemonNotRunningError as e: |
| 49 | + console.warning(str(e)) |
| 50 | + return |
| 51 | + except DockerError as e: |
| 52 | + console.failure(f"Failed to get matching containers {e.stderr}") |
| 53 | + exit(1) |
| 54 | + |
| 55 | + if len(matching_containers) == 0: |
| 56 | + console.failure(f"No containers found for {service_name}") |
| 57 | + exit(1) |
| 58 | + |
| 59 | + try: |
| 60 | + matching_volumes = get_volumes_for_containers(matching_containers) |
| 61 | + except DockerError as e: |
| 62 | + console.failure(f"Failed to get matching volumes {e.stderr}") |
| 63 | + exit(1) |
| 64 | + |
| 65 | + if len(matching_volumes) == 0: |
| 66 | + console.failure(f"No volumes found for {service_name}") |
| 67 | + exit(1) |
| 68 | + |
| 69 | + state = State() |
| 70 | + started_services = set(state.get_service_entries(StateTables.STARTED_SERVICES)) |
| 71 | + starting_services = set(state.get_service_entries(StateTables.STARTING_SERVICES)) |
| 72 | + active_service_names = starting_services.union(started_services) |
| 73 | + |
| 74 | + # TODO: Should we add threading here to speed up the process? |
| 75 | + for active_service_name in active_service_names: |
| 76 | + active_service = find_matching_service(active_service_name) |
| 77 | + starting_active_modes = state.get_active_modes_for_service( |
| 78 | + active_service_name, StateTables.STARTING_SERVICES |
| 79 | + ) |
| 80 | + started_active_modes = state.get_active_modes_for_service( |
| 81 | + active_service_name, StateTables.STARTED_SERVICES |
| 82 | + ) |
| 83 | + active_modes = starting_active_modes or started_active_modes |
| 84 | + dependency_graph = construct_dependency_graph(active_service, active_modes) |
| 85 | + if service_name in dependency_graph.graph: |
| 86 | + console.warning( |
| 87 | + f"Bringing down {active_service_name} in order to safely reset {service_name}" |
| 88 | + ) |
| 89 | + down(Namespace(service_name=active_service_name)) |
| 90 | + |
| 91 | + with Status( |
| 92 | + lambda: console.warning(f"Resetting docker volumes for {service_name}"), |
| 93 | + lambda: console.success(f"Docker volumes have been reset for {service_name}"), |
| 94 | + ): |
| 95 | + try: |
| 96 | + stop_containers(matching_containers, should_remove=True) |
| 97 | + except DockerError as e: |
| 98 | + console.failure( |
| 99 | + f"Failed to stop and remove {', '.join(matching_containers)} {service_name} {e.stderr}" |
| 100 | + ) |
| 101 | + capture_exception(e) |
| 102 | + exit(1) |
| 103 | + try: |
| 104 | + remove_docker_resources("volume", list(matching_volumes)) |
| 105 | + except DockerError as e: |
| 106 | + console.failure( |
| 107 | + f"Failed to remove volumes {', '.join(matching_volumes)} for {service_name} {e}" |
| 108 | + ) |
| 109 | + capture_exception(e) |
| 110 | + exit(1) |
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