58 lines
1.9 KiB
Markdown
58 lines
1.9 KiB
Markdown
---
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name: dag_engine_ui
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lang: cpp
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domain: tools
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description: "Frontend ImGui para dag_engine. Lista, lanza e inspecciona DAGs con live updates via WS."
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tags: [imgui, dashboard, dag, scheduler, http, websocket]
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uses_functions:
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- data_table_cpp_viz
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- viz_render_cpp_viz
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- compute_stage_cpp_core
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- compute_pipeline_cpp_core
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- compute_column_stats_cpp_core
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- auto_detect_type_cpp_core
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- tql_emit_cpp_core
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- tql_apply_cpp_core
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- lua_engine_cpp_core
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- join_tables_cpp_core
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- tql_to_sql_cpp_core
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- llm_anthropic_cpp_core
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- empty_state_cpp_core
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uses_types: []
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framework: "imgui"
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entry_point: "main.cpp"
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dir_path: "cpp/apps/dag_engine_ui"
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repo_url: "https://gitea.organic-machine.com/dataforge/dag_engine_ui"
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---
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# dag_engine_ui
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Frontend ImGui para dag_engine. Lista, lanza e inspecciona DAGs con live updates via WS.
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## Build
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```bash
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cd cpp && cmake --build build --target dag_engine_ui -j
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```
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## Run
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```bash
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./cpp/build/dag_engine_ui
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```
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## Paneles
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| Panel | Que muestra |
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|---|---|
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| DAGs | Lista de DAGs (data_table_cpp_viz). Columna `Recent` = ultimas 5 runs como puntos (CellRenderer::Dots). Double-click -> abre DAG Detail. |
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| DAG Detail | Header (nombre, desc, schedule) + boton `Run Now` (POST /api/dags/{name}/run) + tabla recent runs. Double-click run -> Run Detail. |
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| Run Detail | Header (id, status, started/finished) + tabla steps (status/exit/duration) + CollapsingHeader por step con stdout/stderr. |
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| Timeline | Scatter ImPlot. X=tiempo, Y=DAG, color=status. Ventana 15m/1h/6h/24h/7d. Hover -> tooltip con run id + trigger. |
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| Live (WS) | Estado conexion + msgs count + watermarks runs/steps + lista live runs. |
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| Main (diag) | Diagnostico HTTP: boton Fetch + dump raw de g_dags. |
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## Backend
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Apunta a `http://127.0.0.1:8090` (dag_engine.service via systemd user unit). Para usuario / formato de DAG / troubleshooting: **[apps/dag_engine/README.md](../../apps/dag_engine/README.md)**.
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