Refactor backend: Split models and proxmox_client into modules, add alembic

backend/app/models/ipam.py

@@ -0,0 +1,139 @@
+from .base import *
+
+class IPAMNetwork(Base):
+    """Networks/subnets for IPAM"""
+    __tablename__ = "ipam_networks"
+
+    id = Column(Integer, primary_key=True, index=True)
+    name = Column(String(100), nullable=False)
+    description = Column(Text, nullable=True)
+    
+    network = Column(String(18), nullable=False, index=True)
+    gateway = Column(String(45), nullable=True)
+    vlan_id = Column(Integer, nullable=True)
+    
+    dns_primary = Column(String(45), nullable=True)
+    dns_secondary = Column(String(45), nullable=True)
+    dns_domain = Column(String(255), nullable=True)
+    
+    proxmox_server_id = Column(Integer, nullable=True, index=True)
+    proxmox_node = Column(String(100), nullable=True)
+    proxmox_bridge = Column(String(20), nullable=True)
+    
+    is_active = Column(Boolean, default=True, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)
+
+    __table_args__ = (
+        Index('idx_ipam_network_name', 'name'),
+        Index('idx_ipam_network_active', 'is_active'),
+    )
+
+    def __repr__(self):
+        return f"<IPAMNetwork(id={self.id}, name='{self.name}', network='{self.network}')>"
+
+class IPAMPool(Base):
+    """IP pools inside a network"""
+    __tablename__ = "ipam_pools"
+
+    id = Column(Integer, primary_key=True, index=True)
+    network_id = Column(Integer, nullable=False, index=True)
+    
+    name = Column(String(100), nullable=False)
+    pool_type = Column(String(20), default="static", nullable=False)
+    
+    range_start = Column(String(45), nullable=False)
+    range_end = Column(String(45), nullable=False)
+    
+    auto_assign = Column(Boolean, default=True, nullable=False)
+    
+    description = Column(Text, nullable=True)
+    is_active = Column(Boolean, default=True, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)
+
+    __table_args__ = (
+        Index('idx_ipam_pool_network', 'network_id'),
+        Index('idx_ipam_pool_type', 'pool_type'),
+    )
+
+    def __repr__(self):
+        return f"<IPAMPool(id={self.id}, name='{self.name}', range='{self.range_start}-{self.range_end}')>"
+
+class IPAMAllocation(Base):
+    """Allocated IP addresses"""
+    __tablename__ = "ipam_allocations"
+
+    id = Column(Integer, primary_key=True, index=True)
+    network_id = Column(Integer, nullable=False, index=True)
+    pool_id = Column(Integer, nullable=True, index=True)
+    
+    ip_address = Column(String(45), nullable=False, unique=True, index=True)
+    mac_address = Column(String(17), nullable=True)
+    
+    resource_type = Column(String(20), nullable=True)
+    resource_id = Column(Integer, nullable=True)
+    resource_name = Column(String(100), nullable=True)
+    
+    proxmox_server_id = Column(Integer, nullable=True, index=True)
+    proxmox_vmid = Column(Integer, nullable=True)
+    proxmox_node = Column(String(100), nullable=True)
+    
+    status = Column(String(20), default="allocated", nullable=False)
+    allocation_type = Column(String(20), default="static", nullable=False)
+    
+    hostname = Column(String(255), nullable=True, index=True)
+    fqdn = Column(String(255), nullable=True)
+    dns_ptr_record = Column(Boolean, default=False, nullable=False)
+    
+    allocated_by = Column(String(100), nullable=True)
+    allocated_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    expires_at = Column(DateTime(timezone=True), nullable=True)
+    last_seen = Column(DateTime(timezone=True), nullable=True)
+    
+    notes = Column(Text, nullable=True)
+    
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)
+
+    __table_args__ = (
+        Index('idx_ipam_alloc_network', 'network_id'),
+        Index('idx_ipam_alloc_resource', 'resource_type', 'resource_id'),
+        Index('idx_ipam_alloc_proxmox', 'proxmox_server_id', 'proxmox_vmid'),
+        Index('idx_ipam_alloc_status', 'status'),
+    )
+
+    def __repr__(self):
+        return f"<IPAMAllocation(id={self.id}, ip='{self.ip_address}', resource='{self.resource_name}')>"
+
+class IPAMHistory(Base):
+    """History of IPAM changes"""
+    __tablename__ = "ipam_history"
+
+    id = Column(Integer, primary_key=True, index=True)
+    
+    ip_address = Column(String(45), nullable=False, index=True)
+    network_id = Column(Integer, nullable=True, index=True)
+    
+    action = Column(String(50), nullable=False)
+    
+    old_value = Column(JSON, nullable=True)
+    new_value = Column(JSON, nullable=True)
+    
+    resource_type = Column(String(20), nullable=True)
+    resource_id = Column(Integer, nullable=True)
+    resource_name = Column(String(100), nullable=True)
+    
+    performed_by = Column(String(100), nullable=True)
+    performed_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    
+    notes = Column(Text, nullable=True)
+
+    __table_args__ = (
+        Index('idx_ipam_history_ip', 'ip_address'),
+        Index('idx_ipam_history_action', 'action'),
+        Index('idx_ipam_history_date', 'performed_at'),
+    )
+
+    def __repr__(self):
+        return f"<IPAMHistory(id={self.id}, ip='{self.ip_address}', action='{self.action}')>"