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Update ch05-webpage.md add missing command

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Important command was left out, which gives permission to nginx to access user directory.
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Myrat 2024-12-18 21:11:37 +01:00 committed by GitHub
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@ -35,16 +35,22 @@ Now let's answer the second question:
| :------: | :----------------: | :-----------------------: | | :------: | :----------------: | :-----------------------: |
| `cmd-10` | `mkdir` | Create a new folder | | `cmd-10` | `mkdir` | Create a new folder |
| `cmd-11` | `systemctl reload` | Reload a specific service | | `cmd-11` | `systemctl reload` | Reload a specific service |
| `cmd-12` | `usermod` | Modify user properties |
2. Basic Linux configuration files for beginners: 3. Basic Linux configuration files for beginners:
| No. | Configuration File Location | File Description | | No. | Configuration File Location | File Description |
| :-------: | :-------------------------: | :--------------------: | | :-------: | :-------------------------: | :--------------------: |
| `conf-02` | `/etc/nginx/nginx.conf` | Nginx program settings | | `conf-02` | `/etc/nginx/nginx.conf` | Nginx program settings |
3. Create a dedicated folder `/home/vpsadmin/www/webpage/` for the website and create the web page file `index.html` 4. Create a dedicated folder `/home/vpsadmin/www/webpage/` for the website and create the web page file `index.html`
```shell ```shell
mkdir -p ~/www/webpage/ && nano ~/www/webpage/index.html mkdir -p ~/www/webpage/ && nano ~/www/webpage/index.html
``` ```
5. Add _nginx_ user to _ubuntu_ group:
```shell
sudo usermod -aG vpsadmin www-data
```
Since _nginx_ user is not part of the vpsadmin (your username) group by default, you'll need to add it explicitly. Otherwise, it will not have a permission to read the path in your home directory.
::: warning ::: warning
If you are not using the username `vpsadmin`, please be sure to understand the meaning of the "~" symbol in this command (this is related to Step 5 content): If you are not using the username `vpsadmin`, please be sure to understand the meaning of the "~" symbol in this command (this is related to Step 5 content):
@ -53,7 +59,7 @@ If you are not using the username `vpsadmin`, please be sure to understand the m
- If it is a **root user**, "~" is equivalent to `/root` - If it is a **root user**, "~" is equivalent to `/root`
::: :::
4. Copy the entire content below, save (`ctrl+o`) and exit (`ctrl+x`). 5. Copy the entire content below, save (`ctrl+o`) and exit (`ctrl+x`).
```html ```html
<html lang=""> <html lang="">
@ -94,7 +100,7 @@ If you are not using the username `vpsadmin`, please be sure to understand the m
</html> </html>
``` ```
5. Modify `nginx.conf` and restart the `Nginx` service, directing the http access on port 80 to the newly created `html` page. 6. Modify `nginx.conf` and restart the `Nginx` service, directing the http access on port 80 to the newly created `html` page.
1. Modify `nginx.conf`. 1. Modify `nginx.conf`.
@ -140,14 +146,14 @@ Then why do some students still get stuck at this step, and the web page just wo
I. Two types of issues: I. Two types of issues:
- In `nginx.conf`, the `/home/vpsadmin/www/webpage` does not match the actual file path; `nginx` cannot find the file - In `nginx.conf`, the `/home/vpsadmin/www/webpage` does not match the actual file path; `nginx` cannot find the file
- The path is correct, but `nginx` doesn't have permission to access it - The path is correct, but `nginx` doesn't have permission to access it (see Step 4 of Section 5.3)
II. Two reasons: II. Two reasons:
- Use a **non-root user** but still directly copy the commands in the text without modification. (This is basically like copying the name of another student when copying answers) - Use a **non-root user** but still directly copy the commands in the text without modification. (This is basically like copying the name of another student when copying answers)
- Insist on using a **root user** - Insist on using a **root user**
If you encounter any errors, please carefully review the explanations in Steps 3 and 5-2 of Section 5.3. If you encounter any errors, please carefully review the explanations in Steps 3, 4 and 6-2 of Section 5.3.
::: warning ::: warning
In the early stages of this article, a lot of space has been devoted to explaining the importance of using a **non-root user** for security, and the entire article is written based on this premise. So, issues caused by using a **root user** are not within the scope of this article. In the early stages of this article, a lot of space has been devoted to explaining the importance of using a **non-root user** for security, and the entire article is written based on this premise. So, issues caused by using a **root user** are not within the scope of this article.