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docs: frontend long build time (#30655)
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@ -29,7 +29,7 @@ cd superset
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## docker compose (recommended!)
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Setting things up to squeeze an "hello world" into any part of Superset should be as simple as
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Setting things up to squeeze a "hello world" into any part of Superset should be as simple as
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```bash
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docker compose up
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@ -45,7 +45,7 @@ Note that:
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- **Postgres** as the metadata database and to store example datasets, charts and dashboards which
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should be populated upon startup
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- **Redis** as the message queue for our async backend and caching backend
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- It'll load up examples into the database upon first startup
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- It'll load up examples into the database upon the first startup
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- all other details and pointers available in
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[docker-compose.yml](https://github.com/apache/superset/blob/master/docker-compose.yml)
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- The local repository is mounted within the services, meaning updating
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@ -53,6 +53,13 @@ Note that:
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- Superset is served at localhost:8088/
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- You can login with admin/admin
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:::note
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Installing and building Node modules for Apache Superset inside `superset-node` can take a
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significant amount of time. This is normal due to the size of the dependencies. Please be
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patient while the process completes, as long wait times do not indicate an issue with your setup.
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If delays seem excessive, check your internet connection or system resources.
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:::
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:::caution
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Since `docker compose` is primarily designed to run a set of containers on **a single host**
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and can't credibly support **high availability** as a result, we do not support nor recommend
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@ -136,12 +143,11 @@ You can also run the pre-commit checks manually in various ways:
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Replace `<hook_id>` with the ID of the specific hook you want to run. You can find the list
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of available hooks in the `.pre-commit-config.yaml` file.
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## Alternatives to `docker compose`
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:::caution
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This part of the documentation is a patchwork of information related to setting up
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development environments without `docker compose` and are documented/supported to varying
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development environments without `docker compose` and is documented/supported to varying
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degrees. It's been difficult to maintain this wide array of methods and insure they're
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functioning across environments.
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:::
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@ -181,11 +187,11 @@ superset load-examples
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# Start the Flask dev web server from inside your virtualenv.
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# Note that your page may not have CSS at this point.
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# See instructions below how to build the front-end assets.
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# See instructions below on how to build the front-end assets.
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superset run -p 8088 --with-threads --reload --debugger --debug
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```
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Or you can install via our Makefile
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Or you can install it via our Makefile
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```bash
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# Create a virtual environment and activate it (recommended)
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@ -203,7 +209,7 @@ $ make pre-commit
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```
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**Note: the FLASK_APP env var should not need to be set, as it's currently controlled
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via `.flaskenv`, however if needed, it should be set to `superset.app:create_app()`**
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via `.flaskenv`, however, if needed, it should be set to `superset.app:create_app()`**
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If you have made changes to the FAB-managed templates, which are not built the same way as the newer, React-powered front-end assets, you need to start the app without the `--with-threads` argument like so:
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`superset run -p 8088 --reload --debugger --debug`
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@ -306,7 +312,7 @@ cd superset-frontend
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npm ci
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```
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Note that Superset uses [Scarf](https://docs.scarf.sh) to capture telemetry/analytics about versions being installed, including the `scarf-js` npm package and an analytics pixel. As noted elsewhere in this documentation, Scarf gathers aggregated stats for the sake of security/release strategy, and does not capture/retain PII. [You can read here](https://docs.scarf.sh/package-analytics/) about the `scarf-js` package, and various means to opt out of it, but you can opt out of the npm package _and_ the pixel by setting the `SCARF_ANALYTICS` environment variable to `false` or opt out of the pixel by adding this setting in `superset-frontent/package.json`:
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Note that Superset uses [Scarf](https://docs.scarf.sh) to capture telemetry/analytics about versions being installed, including the `scarf-js` npm package and an analytics pixel. As noted elsewhere in this documentation, Scarf gathers aggregated stats for the sake of security/release strategy and does not capture/retain PII. [You can read here](https://docs.scarf.sh/package-analytics/) about the `scarf-js` package, and various means to opt out of it, but you can opt out of the npm package _and_ the pixel by setting the `SCARF_ANALYTICS` environment variable to `false` or opt out of the pixel by adding this setting in `superset-frontent/package.json`:
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```json
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// your-package/package.json
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@ -334,7 +340,7 @@ Error: ENOSPC: System limit for number of file watchers reached
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```
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The error is thrown because the number of files monitored by the system has reached the limit.
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You can address this this error by increasing the number of inotify watchers.
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You can address this error by increasing the number of inotify watchers.
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The current value of max watches can be checked with:
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@ -345,13 +351,13 @@ cat /proc/sys/fs/inotify/max_user_watches
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Edit the file `/etc/sysctl.conf` to increase this value.
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The value needs to be decided based on the system memory [(see this StackOverflow answer for more context)](https://stackoverflow.com/questions/535768/what-is-a-reasonable-amount-of-inotify-watches-with-linux).
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Open the file in editor and add a line at the bottom specifying the max watches values.
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Open the file in an editor and add a line at the bottom specifying the max watches values.
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```bash
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fs.inotify.max_user_watches=524288
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```
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Save the file and exit editor.
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Save the file and exit the editor.
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To confirm that the change succeeded, run the following command to load the updated value of max_user_watches from `sysctl.conf`:
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```bash
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@ -449,7 +455,7 @@ pre-commit install
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A series of checks will now run when you make a git commit.
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Alternatively it is possible to run pre-commit via tox:
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Alternatively, it is possible to run pre-commit via tox:
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```bash
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tox -e pre-commit
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@ -533,7 +539,7 @@ commands are invoked.
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There is also a utility script included in the Superset codebase to run python integration tests. The [readme can be
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found here](https://github.com/apache/superset/tree/master/scripts/tests)
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To run all integration tests for example, run this script from the root directory:
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To run all integration tests, for example, run this script from the root directory:
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```bash
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scripts/tests/run.sh
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@ -608,14 +614,14 @@ As an alternative you can use docker compose environment for testing:
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Make sure you have added below line to your /etc/hosts file:
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`127.0.0.1 db`
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If you already have launched Docker environment please use the following command to assure a fresh database instance:
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If you already have launched Docker environment please use the following command to ensure a fresh database instance:
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`docker compose down -v`
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Launch environment:
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`CYPRESS_CONFIG=true docker compose up`
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It will serve backend and frontend on port 8088.
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It will serve the backend and frontend on port 8088.
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Run Cypress tests:
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@ -657,7 +663,7 @@ For debugging locally using VSCode, you can configure a launch configuration fil
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Follow these instructions to debug the Flask app running inside a docker container. Note that
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this will run a barebones Superset web server,
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First add the following to the ./docker-compose.yaml file
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First, add the following to the ./docker-compose.yaml file
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```diff
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superset:
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@ -779,11 +785,11 @@ Often in a Kubernetes environment nodes are not addressable from outside the clu
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kubectl port-forward pod/superset-<some random id> 5678:5678
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```
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You can now launch your VSCode debugger with the same config as above. VSCode will connect to to 127.0.0.1:5678 which is forwarded by kubectl to your remote kubernetes POD.
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You can now launch your VSCode debugger with the same config as above. VSCode will connect to 127.0.0.1:5678 which is forwarded by kubectl to your remote kubernetes POD.
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### Storybook
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Superset includes a [Storybook](https://storybook.js.org/) to preview the layout/styling of various Superset components, and variations thereof. To open and view the Storybook:
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Superset includes a [Storybook](https://storybook.js.org/) to preview the layout/styling of various Superset components and variations thereof. To open and view the Storybook:
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```bash
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cd superset-frontend
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@ -933,7 +939,7 @@ To fix it:
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from alembic import op
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```
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Alternatively you may also run `superset db merge` to create a migration script
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Alternatively, you may also run `superset db merge` to create a migration script
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just for merging the heads.
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```bash
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