File Storage Management

class FileServicesOperations:
    def get_service_properties(
        self,
        resource_group_name: str,
        account_name: str
    ) -> FileServiceProperties:
        """
        Gets the properties of file services for the specified storage account.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        
        Returns:
        FileServiceProperties with current configuration
        """
    
    def set_service_properties(
        self,
        resource_group_name: str,
        account_name: str,
        parameters: FileServiceProperties
    ) -> FileServiceProperties:
        """
        Sets the properties of file services for the specified storage account.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - parameters: File service properties to configure
        
        Returns:
        Updated FileServiceProperties
        """
    
    def list(
        self,
        resource_group_name: str,
        account_name: str
    ) -> FileServiceItems:
        """
        Lists all file services for a storage account.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        
        Returns:
        FileServiceItems containing file services
        """

from azure.mgmt.storage.models import (
    FileServiceProperties, ProtocolSettings, SmbSetting,
    CorsRules, CorsRule
)

# Configure file service with SMB settings
smb_settings = SmbSetting(
    versions=["SMB2.1", "SMB3.0", "SMB3.1.1"],
    authentication_methods=["NTLMv2", "Kerberos"],
    kerberos_ticket_encryption=["RC4-HMAC", "AES-256"],
    channel_encryption=["AES-128-CCM", "AES-128-GCM", "AES-256-GCM"]
)

protocol_settings = ProtocolSettings(smb=smb_settings)

# Add CORS rules for web access
cors_rule = CorsRule(
    allowed_origins=["https://portal.azure.com"],
    allowed_methods=["GET", "HEAD", "POST", "PUT"],
    allowed_headers=["*"],
    exposed_headers=["*"],
    max_age_in_seconds=7200
)

file_properties = FileServiceProperties(
    properties=FileServicePropertiesProperties(
        protocol_settings=protocol_settings,
        cors=CorsRules(cors_rules=[cors_rule]),
        share_delete_retention_policy=DeleteRetentionPolicy(
            enabled=True,
            days=7
        )
    )
)

updated_service = client.file_services.set_service_properties(
    resource_group_name="my-resource-group",
    account_name="mystorageaccount123",
    parameters=file_properties
)

class FileSharesOperations:
    def create(
        self,
        resource_group_name: str,
        account_name: str,
        share_name: str,
        file_share: FileShare,
        expand: Optional[str] = None
    ) -> FileShare:
        """
        Creates a new share under the specified account.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - share_name: Name of the file share (3-63 chars, lowercase)
        - file_share: File share properties and configuration
        - expand: Optional expansion of properties
        
        Returns:
        Created FileShare
        """
    
    def update(
        self,
        resource_group_name: str,
        account_name: str,
        share_name: str,
        file_share: FileShare
    ) -> FileShare:
        """
        Updates share properties or metadata.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - share_name: Name of the file share
        - file_share: Updated file share properties
        
        Returns:
        Updated FileShare
        """
    
    def get(
        self,
        resource_group_name: str,
        account_name: str,
        share_name: str,
        expand: Optional[str] = None,
        x_ms_snapshot: Optional[str] = None
    ) -> FileShare:
        """
        Gets properties of a specified share.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - share_name: Name of the file share
        - expand: Optional expansion of properties
        - x_ms_snapshot: Optional snapshot ID
        
        Returns:
        FileShare with properties
        """
    
    def delete(
        self,
        resource_group_name: str,
        account_name: str,
        share_name: str,
        x_ms_snapshot: Optional[str] = None,
        include: Optional[str] = None
    ) -> None:
        """
        Deletes the specified share and its contents.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - share_name: Name of the file share
        - x_ms_snapshot: Optional snapshot ID to delete
        - include: Include additional options like snapshots
        """
    
    def list(
        self,
        resource_group_name: str,
        account_name: str,
        maxpagesize: Optional[str] = None,
        filter: Optional[str] = None,
        expand: Optional[str] = None
    ) -> ItemPaged[FileShareItem]:
        """
        Lists all shares in a storage account.
        
        Parameters:
        - resource_group_name: Name of the resource group
        - account_name: Name of the storage account
        - maxpagesize: Maximum number of results per page
        - filter: OData filter expression
        - expand: Expand additional properties
        
        Returns:
        Paginated list of FileShareItem objects
        """

from azure.mgmt.storage.models import (
    FileShare, ShareAccessTier, EnabledProtocols
)

# Create a standard file share
standard_share = FileShare(
    properties=FileShareProperties(
        share_quota=100,  # 100 GB quota
        access_tier=ShareAccessTier.TRANSACTION_OPTIMIZED,
        metadata={"Department": "IT", "Purpose": "Shared Storage"}
    )
)

created_share = client.file_shares.create(
    resource_group_name="my-resource-group",
    account_name="mystorageaccount123",
    share_name="shared-files",
    file_share=standard_share
)

# Create a premium file share with NFS protocol
premium_share = FileShare(
    properties=FileShareProperties(
        share_quota=500,  # 500 GB quota
        access_tier=ShareAccessTier.PREMIUM,
        enabled_protocols=EnabledProtocols.NFS,
        root_squash=RootSquashType.ROOT_SQUASH,
        metadata={"Type": "Premium", "Protocol": "NFS"}
    )
)

client.file_shares.create(
    resource_group_name="my-resource-group",
    account_name="mypremiumstorage",
    share_name="nfs-share",
    file_share=premium_share
)

# List all file shares
shares = list(client.file_shares.list(
    resource_group_name="my-resource-group",
    account_name="mystorageaccount123",
    expand="stats"
))

for share in shares:
    print(f"Share: {share.name}")
    print(f"  Quota: {share.share_quota} GB")
    print(f"  Access Tier: {share.access_tier}")
    print(f"  Protocol: {share.enabled_protocols}")
    if hasattr(share, 'share_usage_bytes'):
        print(f"  Usage: {share.share_usage_bytes / (1024**3):.2f} GB")

def restore(
    self,
    resource_group_name: str,
    account_name: str,
    share_name: str,
    restore: RestoreRestore
) -> None:
    """
    Restore a file share from a snapshot.
    
    Parameters:
    - resource_group_name: Name of the resource group
    - account_name: Name of the storage account
    - share_name: Name of the file share
    - restore: Restore configuration specifying snapshot and restore details
    """

def lease(
    self,
    resource_group_name: str,
    account_name: str,
    share_name: str,
    parameters: LeaseShareRequest,
    x_ms_snapshot: Optional[str] = None
) -> LeaseShareResponse:
    """
    Lease a file share for delete and restore operations.
    
    Parameters:
    - resource_group_name: Name of the resource group
    - account_name: Name of the storage account
    - share_name: Name of the file share
    - parameters: Lease operation parameters
    - x_ms_snapshot: Optional snapshot ID
    
    Returns:
    LeaseShareResponse with lease information
    """

from azure.mgmt.storage.models import (
    LeaseShareRequest, LeaseShareAction
)

# Acquire a lease on file share
lease_request = LeaseShareRequest(
    action=LeaseShareAction.ACQUIRE,
    lease_duration=60  # seconds, -1 for infinite
)

lease_response = client.file_shares.lease(
    resource_group_name="my-resource-group",
    account_name="mystorageaccount123",
    share_name="shared-files",
    parameters=lease_request
)

print(f"Lease acquired: {lease_response.lease_id}")

# Break lease
break_request = LeaseShareRequest(
    action=LeaseShareAction.BREAK,
    lease_id=lease_response.lease_id
)

client.file_shares.lease(
    resource_group_name="my-resource-group",
    account_name="mystorageaccount123",
    share_name="shared-files",
    parameters=break_request
)

class FileServiceProperties:
    """File service properties configuration."""
    id: str
    name: str
    type_: str
    properties: FileServicePropertiesProperties

class FileShare:
    """File share resource."""
    id: str
    name: str
    type_: str
    etag: str
    properties: FileShareProperties

class FileShareProperties:
    """Properties of a file share."""
    last_modified_time: datetime
    share_quota: int
    enabled_protocols: EnabledProtocols
    root_squash: RootSquashType
    version: str
    deleted: bool
    deleted_time: datetime
    remaining_retention_days: int
    access_tier: ShareAccessTier
    access_tier_change_time: datetime
    access_tier_status: str
    share_usage_bytes: int
    lease_status: LeaseStatus
    lease_state: LeaseState
    lease_duration: LeaseDuration
    signed_identifiers: List[SignedIdentifier]
    snapshot_time: datetime
    metadata: Dict[str, str]

class FileShareItem:
    """File share item in list results."""
    name: str
    deleted: bool
    version: str
    properties: FileShareProperties

class ProtocolSettings:
    """Protocol settings for file service."""
    smb: SmbSetting

class SmbSetting:
    """SMB protocol settings."""
    versions: List[str]
    authentication_methods: List[str]
    kerberos_ticket_encryption: List[str]
    channel_encryption: List[str]
    multichannel: Multichannel

class ShareAccessTier(str, Enum):
    """File share access tiers."""
    TRANSACTION_OPTIMIZED = "TransactionOptimized"
    HOT = "Hot"
    COOL = "Cool"
    PREMIUM = "Premium"

class EnabledProtocols(str, Enum):
    """Enabled protocols for file share."""
    SMB = "SMB"
    NFS = "NFS"

class RootSquashType(str, Enum):
    """Root squash settings for NFS."""
    NO_ROOT_SQUASH = "NoRootSquash"
    ROOT_SQUASH = "RootSquash"
    ALL_SQUASH = "AllSquash"

class LeaseShareAction(str, Enum):
    """File share lease actions."""
    ACQUIRE = "Acquire"
    RENEW = "Renew"
    CHANGE = "Change"
    RELEASE = "Release"
    BREAK = "Break"