Implement Monlet MVP stack and UI updates

2026-05-27 10:01:59 +04:00
parent dcea096327
commit edc51e9c59
145 changed files with 15618 additions and 248 deletions
--- a/server/alembic/versions/0001_baseline.py
+++ b/server/alembic/versions/0001_baseline.py
@@ -0,0 +1,123 @@
+"""baseline schema (ADR-0004)
+
+Revision ID: 0001_baseline
+Revises:
+Create Date: 2026-05-26
+
+"""
+
+from collections.abc import Sequence
+
+from alembic import op
+
+revision: str = "0001_baseline"
+down_revision: str | None = None
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    op.execute(
+        """
+        CREATE TABLE agents (
+            agent_id      TEXT PRIMARY KEY,
+            hostname      TEXT NOT NULL,
+            status        TEXT NOT NULL CHECK (status IN ('alive','stale','dead')) DEFAULT 'alive',
+            last_seen_at  TIMESTAMPTZ NOT NULL,
+            features      JSONB NOT NULL DEFAULT jsonb_build_object('push', false, 'metrics', false),
+            labels        JSONB NOT NULL DEFAULT '{}'::jsonb,
+            created_at    TIMESTAMPTZ NOT NULL DEFAULT now()
+        );
+        """
+    )
+    op.execute("CREATE INDEX agents_status_idx ON agents (status);")
+    op.execute("CREATE INDEX agents_last_seen_idx ON agents (last_seen_at);")
+
+    op.execute(
+        """
+        CREATE TABLE checks (
+            agent_id          TEXT NOT NULL REFERENCES agents(agent_id) ON DELETE CASCADE,
+            check_id          TEXT NOT NULL,
+            status            TEXT NOT NULL CHECK (status IN ('ok','warning','critical','unknown')),
+            exit_code         INTEGER NOT NULL,
+            last_observed_at  TIMESTAMPTZ NOT NULL,
+            last_event_id     UUID NOT NULL,
+            incident_key      TEXT NOT NULL,
+            PRIMARY KEY (agent_id, check_id)
+        );
+        """
+    )
+    op.execute("CREATE INDEX checks_status_idx ON checks (status);")
+
+    op.execute(
+        """
+        CREATE TABLE events (
+            event_id            UUID PRIMARY KEY,
+            agent_id            TEXT NOT NULL,
+            check_id            TEXT NOT NULL,
+            observed_at         TIMESTAMPTZ NOT NULL,
+            received_at         TIMESTAMPTZ NOT NULL DEFAULT now(),
+            status              TEXT NOT NULL CHECK (status IN ('ok','warning','critical','unknown')),
+            exit_code           INTEGER NOT NULL,
+            duration_ms         INTEGER NOT NULL CHECK (duration_ms >= 0),
+            output              TEXT,
+            output_truncated    BOOLEAN NOT NULL DEFAULT FALSE,
+            notifications_enabled BOOLEAN NOT NULL DEFAULT TRUE,
+            incident_key        TEXT NOT NULL
+        );
+        """
+    )
+    op.execute(
+        "CREATE INDEX events_agent_check_observed_idx ON events (agent_id, check_id, observed_at DESC);"
+    )
+    op.execute("CREATE INDEX events_observed_at_idx ON events (observed_at DESC);")
+
+    op.execute(
+        """
+        CREATE TABLE incidents (
+            id            UUID PRIMARY KEY,
+            incident_key  TEXT NOT NULL,
+            agent_id      TEXT NOT NULL,
+            check_id      TEXT NOT NULL,
+            state         TEXT NOT NULL CHECK (state IN ('open','resolved')),
+            severity      TEXT NOT NULL CHECK (severity IN ('warning','critical','unknown')),
+            opened_at     TIMESTAMPTZ NOT NULL,
+            resolved_at   TIMESTAMPTZ,
+            summary       TEXT,
+            last_event_id UUID NOT NULL
+        );
+        """
+    )
+    op.execute(
+        "CREATE UNIQUE INDEX incidents_open_key_idx ON incidents (incident_key) WHERE state = 'open';"
+    )
+    op.execute("CREATE INDEX incidents_state_opened_idx ON incidents (state, opened_at DESC);")
+
+    op.execute(
+        """
+        CREATE TABLE notification_outbox (
+            id              UUID PRIMARY KEY,
+            incident_id     UUID NOT NULL REFERENCES incidents(id) ON DELETE CASCADE,
+            notifier        TEXT NOT NULL,
+            event_type      TEXT NOT NULL CHECK (event_type IN ('firing','resolved')),
+            state           TEXT NOT NULL CHECK (state IN ('pending','sending','sent','retry','failed','discarded')),
+            attempts        INTEGER NOT NULL DEFAULT 0,
+            next_attempt_at TIMESTAMPTZ,
+            last_error      TEXT,
+            payload         JSONB NOT NULL,
+            created_at      TIMESTAMPTZ NOT NULL DEFAULT now(),
+            updated_at      TIMESTAMPTZ NOT NULL DEFAULT now()
+        );
+        """
+    )
+    op.execute(
+        "CREATE INDEX outbox_pending_idx ON notification_outbox (state, next_attempt_at) WHERE state IN ('pending','retry');"
+    )
+
+
+def downgrade() -> None:
+    op.execute("DROP TABLE IF EXISTS notification_outbox CASCADE;")
+    op.execute("DROP TABLE IF EXISTS incidents CASCADE;")
+    op.execute("DROP TABLE IF EXISTS events CASCADE;")
+    op.execute("DROP TABLE IF EXISTS checks CASCADE;")
+    op.execute("DROP TABLE IF EXISTS agents CASCADE;")