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: / opt / imunify360 / venv / share / imunify360 / config_schema /
Filename : antivirus.py
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"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.


This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
See the GNU General Public License for more details.


You should have received a copy of the GNU General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.

Copyright © 2019 Cloud Linux Software Inc.

This software is also available under ImunifyAV commercial license,
see <https://www.imunify360.com/legal/eula>
"""
import os

NOTIFY, CLEANUP, CLEANUP_ON_SCHEDULE = (
    "notify",
    "cleanup",
    "cleanup_on_schedule",
)

NONE, DAY, WEEK, MONTH = "none", "day", "week", "month"

DEFAULT_INTENSITY_CPU = 2
DEFAULT_INTENSITY_IO = 2
DEFAULT_INTENSITY_RAM = 2048

DEFAULT_RESOURCE_MANAGEMENT_CPU_LIMIT = 2
DEFAULT_RESOURCE_MANAGEMENT_IO_LIMIT = 2
DEFAULT_RESOURCE_MANAGEMENT_RAM_LIMIT = 500


def nullable(coerce):
    def f(value):
        if value is None:
            return value
        return coerce(value)

    return f

def myimunify_rules(myimunify):
    """
    To prevent turning off MyImunify if feature flag exists
    """
    if not os.path.exists("/var/imunify360/myimunify-freemium.flag"):
        return myimunify
    if "enable" in myimunify and not myimunify["enable"]:
        myimunify["enable"] = True
    return myimunify

def get_root_config():
    return {
        "BACKUP_RESTORE": {
            "type": "dict",
            "schema": {
                "max_days_in_backup": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "default": 90,
                },
                "cl_backup_allowed": {
                    "type": "boolean",
                    "default": True,
                },
                "cl_on_premise_backup_allowed": {
                    "type": "boolean",
                    "default": False,
                },
            },
            "default": {},
        },
        "MALWARE_CLEANUP": {
            "type": "dict",
            "schema": {
                "trim_file_instead_of_removal": {
                    "type": "boolean",
                    "default": True,
                },
                "keep_original_files_days": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "default": 14,
                },
            },
            "default": {},
        },
        "MALWARE_SCANNING": {
            "type": "dict",
            "schema": {
                "try_restore_from_backup_first": {
                    "type": "boolean",
                    "default": False,
                },
                "default_action": {
                    "type": "string",
                    "default": CLEANUP,
                    "allowed": [NOTIFY, CLEANUP, CLEANUP_ON_SCHEDULE],
                },
                "notify_on_detect": {
                    "type": "boolean",
                    "default": False,
                },
                "enable_scan_inotify": {
                    "type": "boolean",
                    "default": True,
                },
                "optimize_realtime_scan": {
                    "type": "boolean",
                    "default": True,
                },
                "enable_scan_modsec": {
                    "type": "boolean",
                    "default": True,
                },
                "sends_file_for_analysis": {
                    "type": "boolean",
                    "default": True,
                },
                "enable_scan_pure_ftpd": {
                    "type": "boolean",
                    "default": True,
                },
                "scan_modified_files": {
                    "type": "boolean",
                    "default": None,
                    "nullable": True,
                },
                "cloud_assisted_scan": {
                    "type": "boolean",
                    "default": True,
                },
                "rapid_scan": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
                "rapid_scan_rescan_unchanging_files_frequency": {
                    "type": "integer",
                    "coerce": nullable(int),
                    "nullable": True,
                    "default": None,
                },
                "max_signature_size_to_scan": {
                    "type": "integer",
                    "coerce": int,
                    "default": 1048576,
                },
                "max_cloudscan_size_to_scan": {
                    "type": "integer",
                    "coerce": int,
                    "default": 104857600,
                },
                "max_mrs_upload_file": {
                    "type": "integer",
                    "coerce": int,
                    "default": 104857600,
                },
                "detect_elf": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
                "hyperscan": {
                    "type": "boolean",
                    "nullable": False,
                    "default": False,
                },
                "enable_scan_cpanel": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
                "crontabs": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
            },
            "default": {},
        },
        "MALWARE_SCAN_SCHEDULE": {
            "type": "dict",
            "schema": {
                "interval": {
                    "type": "string",
                    "allowed": [NONE, DAY, WEEK, MONTH],
                    "default": WEEK,
                },
                "hour": {
                    "type": "integer",
                    "coerce": int,
                    "min": 0,
                    "max": 23,
                    "default": 3,
                },
                "day_of_week": {
                    "type": "integer",
                    "coerce": int,
                    "min": 0,
                    "max": 7,
                    "default": 0,
                },
                "day_of_month": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 31,
                    "default": 1,
                },
            },
            "default": {},
        },
        "MALWARE_SCAN_INTENSITY": {
            "type": "dict",
            "schema": {
                "cpu": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": DEFAULT_INTENSITY_CPU,
                },
                "io": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": DEFAULT_INTENSITY_IO,
                },
                "ram": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1024,
                    "default": DEFAULT_INTENSITY_RAM,
                },
                "user_scan_cpu": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": 2,
                },
                "user_scan_io": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": 2,
                },
                "user_scan_ram": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1024,
                    "default": 1024,
                },
            },
            "default": {},
        },
        "MALWARE_DATABASE_SCAN": {
            "type": "dict",
            "schema": {
                "enable": {
                    "type": "boolean",
                    "default": False,
                },
                "db_timeout": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "default": 15,
                },
            },
            "default": {},
        },
        "RESOURCE_MANAGEMENT": {
            "type": "dict",
            "schema": {
                "cpu_limit": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": DEFAULT_RESOURCE_MANAGEMENT_CPU_LIMIT,
                },
                "io_limit": {
                    "type": "integer",
                    "coerce": int,
                    "min": 1,
                    "max": 7,
                    "default": DEFAULT_RESOURCE_MANAGEMENT_IO_LIMIT,
                },
                "ram_limit": {
                    "type": "integer",
                    "coerce": int,
                    "min": 500,
                    "default": DEFAULT_RESOURCE_MANAGEMENT_RAM_LIMIT,
                },
            },
            "default": {},
        },
        "ERROR_REPORTING": {
            "type": "dict",
            "schema": {"enable": {"type": "boolean", "default": True}},
            "default": {},
        },
        "SEND_ADDITIONAL_DATA": {
            "type": "dict",
            "schema": {
                "enable": {
                    "type": "boolean",
                    "default": True,
                }
            },
            "default": {},
        },
        "ADMIN_CONTACTS": {
            "type": "dict",
            "schema": {
                "emails": {
                    "type": "list",
                    "schema": {"type": "string"},
                    "nullable": False,
                    "default": [],
                },
                "enable_icontact_notifications": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
            },
            "default": {},
        },
        "PATCHMAN": {
            "type": "dict",
            "schema": {
                "enable": {
                    "type": "boolean",
                    "default": False,
                },
            },
            "default": {},
        },
        "PERMISSIONS": {
            "type": "dict",
            "schema": {
                "support_form": {
                    "type": "boolean",
                    "nullable": True,
                    "default": True,
                },
                "advisor": {
                    "type": "boolean",
                    "nullable": True,
                    "default": True,
                },
                "user_ignore_list": {
                    "type": "boolean",
                    "nullable": True,
                    "default": False,
                },
                "upgrade_button": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
                "allow_malware_scan": {
                    "type": "boolean",
                    "nullable": True,
                    "default": False,
                },
                "user_override_malware_actions": {
                    "type": "boolean",
                    "nullable": False,
                    "default": False,
                },
                "user_override_proactive_defense": {
                    "type": "boolean",
                    "nullable": False,
                    "default": False,
                    "coerce": "user_override_pd_rules",
                },
                "allow_local_malware_ignore_list_management": {
                    "type": "boolean",
                    "nullable": False,
                    "default": True,
                },
            },
            "default": {},
        },
        "LOGGER": {
            "type": "dict",
            "schema": {
                "max_log_file_size": {
                    "type": "integer",
                    "default": 62914560,  # 60MB
                },
                "backup_count": {
                    # if 5, store app.log, app.log.1, up to app.log.5
                    "type": "integer",
                    "default": 5,
                },
                "syscall_monitor": {"type": "boolean", "default": False},
            },
            "default": {},
        },
        "SECURE_SITE": {
            "nullable": True,
            # readonly fields are ignored during validation/normalisation
            "readonly": True,
            "type": "dict",
        },
        "MY_IMUNIFY": {
            "type": "dict",
            "coerce": (dict, myimunify_rules),
            "schema": {
                "enable": {
                    "type": "boolean",
                    "default": False,
                },
                "purchase_page_url": {
                    "type": "string",
                    "default":
                        "https://{{ your billing system host }}:?{{ port }}/",
                },
            },
            "default": {},
        },
        "CONTROL_PANEL": {
            "type": "dict",
            "schema": {
                "generic_user_notifications": {
                    "type": "boolean",
                    "default": True,
                },
            },
            "default": {},
        },
    }


def get_non_root_config():
    return {
        "BACKUP_RESTORE": {
            "type": "dict",
            "schema": {
                "max_days_in_backup": {
                    "type": "integer",
                    "nullable": True,
                    "coerce": lambda x: x and int(x),
                    "min": 1,
                    "default": None,
                },
            },
            "default": {},
        },
        "MALWARE_SCANNING": {
            "type": "dict",
            "schema": {
                "default_action": {
                    "type": "string",
                    "default": None,
                    "allowed": [NOTIFY, CLEANUP, CLEANUP_ON_SCHEDULE],
                    "nullable": True,
                },
                "try_restore_from_backup_first": {
                    "type": "boolean",
                    "nullable": True,
                    "default": None,
                },
            },
            "default": {},
        },
        "SECURE_SITE": {
            "nullable": True,
            "readonly": True,
            "type": "dict"
        },
        "MY_IMUNIFY": {
            "type": "dict",
            "coerce": (dict, myimunify_rules),
            "schema": {
                "enable": {
                    "type": "boolean",
                    "default": False,
                },
                "purchase_page_url": {
                    "type": "string",
                    "default":
                        "https://{{ your billing system host }}:?{{ port }}/",
                },
            },
            "default": {},
        },
        "CONTROL_PANEL": {
            "type": "dict",
            "schema": {
                "generic_user_notifications": {
                    "type": "boolean",
                    "nullable": True,
                    "default": None,
                },
            },
            "default": {},
        },
    }