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- Add Alarm model with tenant/part/machine relationships and 3 indexes - Add alembic migration c5d6e7f8a9b0_add_alarms - Add alarms API: list (filter by ack/severity), summary, acknowledge - Auto-generate alarms on counter update (threshold warning, critical at 100%) - Duplicate alarm prevention for same part+alarm_type - Add alarms frontend page with active/acknowledged tabs, summary badges - 9 new tests (67/67 total passing) Co-Authored-By: Claude Opus 4 <noreply@anthropic.com>
77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
"""add_alarms
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Revision ID: c5d6e7f8a9b0
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Revises: b4c5d6e7f8a9
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Create Date: 2026-02-10 14:20:00.000000
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import postgresql
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revision: str = "c5d6e7f8a9b0"
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down_revision: Union[str, None] = "b4c5d6e7f8a9"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.create_table(
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"alarms",
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sa.Column("id", postgresql.UUID(as_uuid=True), primary_key=True),
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sa.Column(
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"tenant_id",
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sa.String(50),
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sa.ForeignKey("tenants.id"),
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nullable=False,
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),
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sa.Column(
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"equipment_part_id",
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postgresql.UUID(as_uuid=True),
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sa.ForeignKey("equipment_parts.id"),
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nullable=False,
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),
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sa.Column(
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"machine_id",
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postgresql.UUID(as_uuid=True),
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sa.ForeignKey("machines.id"),
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nullable=False,
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),
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sa.Column("alarm_type", sa.String(30), nullable=False),
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sa.Column("severity", sa.String(20), nullable=False),
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sa.Column("message", sa.String(500), nullable=False),
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sa.Column("lifecycle_pct_at_trigger", sa.Float, nullable=False),
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sa.Column("is_acknowledged", sa.Boolean, default=False),
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sa.Column(
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"acknowledged_by",
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postgresql.UUID(as_uuid=True),
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sa.ForeignKey("users.id"),
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nullable=True,
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),
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sa.Column(
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"acknowledged_at",
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postgresql.TIMESTAMP(timezone=True),
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nullable=True,
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),
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sa.Column(
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"created_at",
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postgresql.TIMESTAMP(timezone=True),
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server_default=sa.func.now(),
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),
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)
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op.create_index("ix_alarms_tenant_ack", "alarms", ["tenant_id", "is_acknowledged"])
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op.create_index("ix_alarms_tenant_severity", "alarms", ["tenant_id", "severity"])
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op.create_index(
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"ix_alarms_tenant_part", "alarms", ["tenant_id", "equipment_part_id"]
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)
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def downgrade() -> None:
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op.drop_index("ix_alarms_tenant_part", table_name="alarms")
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op.drop_index("ix_alarms_tenant_severity", table_name="alarms")
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op.drop_index("ix_alarms_tenant_ack", table_name="alarms")
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op.drop_table("alarms")
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