feat: Change docker-compose.yml file (#3673)

* feat: Change `docker-compose.yml` file

* Add `volumes` to read from the local `/pipelines` folder
* Change the `PIPELINE_YAML_PATH` value and refer to the local `pipelines.haystack-pipeline.yml`
* Change the elasticsearch image

* Fix volume

* Update readme to direct users to the new demos repository

README.md

@@ -154,63 +154,7 @@ Ask any question on countries or capital cities and let Haystack return the answ
 
 **Local**
 
-Start up a Haystack service via [Docker Compose](https://docs.docker.com/compose/).
-With this you can begin calling it directly via the REST API or even interact with it using the included Streamlit UI.
-
-<details>
- <summary>Click here for a step-by-step guide</summary>
-
-**1. Update/install Docker and Docker Compose, then launch Docker**
-
-```
- apt-get update && apt-get install docker && apt-get install docker-compose
- service docker start
-```
-
-**2. Clone Haystack repository**
-
-```
- git clone https://github.com/deepset-ai/haystack.git
-```
-
-**3. Pull images & launch demo app**
-
-```
- cd haystack
- docker-compose pull
- docker-compose up
-
- # Or on a GPU machine: docker-compose -f docker-compose-gpu.yml up
-```
-
-You should be able to see the following in your terminal window as part of the log output:
-
-```
-..
-ui_1 | You can now view your Streamlit app in your browser.
-..
-ui_1 | External URL: http:https://192.168.108.218:8501
-..
-haystack-api_1 | [2021-01-01 10:21:58 +0000] [17] [INFO] Application startup complete.
-```
-
-**4. Open the Streamlit UI for Haystack by pointing your browser to the "External URL" from above.**
-
-You should see the following:
-
-![image](https://raw.githubusercontent.com/deepset-ai/haystack/main/docs/img/streamlit_ui_screenshot.png)
-
-You can then try different queries against a pre-defined set of indexed articles related to Game of Thrones.
-
-**Note**: The following containers are started as a part of this demo:
-
-* Haystack API: listens on port 8000
-* DocumentStore (Elasticsearch): listens on port 9200
-* Streamlit UI: listens on port 8501
-
-Please note that the demo will [publish](https://docs.docker.com/config/containers/container-networking/) the container ports to the outside world. *We suggest that you review the firewall settings depending on your system setup and the security guidelines.*
-
-</details>
+To run the Explore The World demo on your own machine and customize it to your needs, check out the instructions on [Explore the World repository](https://github.com/deepset-ai/haystack-demos/tree/main/explore_the_world) on GitHub.
 
 ## :vulcan_salute: Community
 

docker-compose.yml

@@ -3,23 +3,21 @@ services:
  haystack-api:
  # Pull Haystack's latest commit
  image: "deepset/haystack:cpu-main"
+ volumes:
+ - ./rest_api/rest_api/pipeline:/opt/pipelines
  ports:
  - 8000:8000
  restart: on-failure
  environment:
- # See rest_api/pipeline/pipelines.haystack-pipeline.yml for configurations of Search & Indexing Pipeline.
  - DOCUMENTSTORE_PARAMS_HOST=elasticsearch
- - PIPELINE_YAML_PATH=/opt/venv/lib/python3.10/site-packages/rest_api/pipeline/pipelines.haystack-pipeline.yml
- - QUERY_PIPELINE_NAME=query
+ - PIPELINE_YAML_PATH=/opt/pipelines/pipelines.haystack-pipeline.yml
  - TOKENIZERS_PARALLELISM=false
  depends_on:
  elasticsearch:
  condition: service_healthy
 
  elasticsearch:
- # This image is "ready-to-query" with some indexed articles
- # about countries and capital cities from Wikipedia:
- image: "deepset/elasticsearch-countries-and-capitals"
+ image: "docker.elastic.co/elasticsearch/elasticsearch:7.17.6"
  ports:
  - 9200:9200
  restart: on-failure
@@ -31,23 +29,3 @@ services:
  interval: 10s
  timeout: 1s
  retries: 10
-
- ui:
- depends_on:
- - haystack-api
- build:
- context: ui
- dockerfile: Dockerfile
- ports:
- - 8501:8501
- restart: on-failure
- environment:
- - API_ENDPOINT=http:https://haystack-api:8000
- - EVAL_FILE=ui/eval_labels_example.csv
- # The value of the following variables will be read from the host, if present.
- # They can also be temporarily set for docker-compose, for example:
- # DISABLE_FILE_UPLOAD=1 DEFAULT_DOCS_FROM_RETRIEVER=5 docker-compose up
- - DISABLE_FILE_UPLOAD
- - DEFAULT_QUESTION_AT_STARTUP
- - DEFAULT_DOCS_FROM_RETRIEVER
- - DEFAULT_NUMBER_OF_ANSWERS