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Bump to alpine 3.22.0 #27

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Update README.md
Iranaphor May 31, 2025
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Iranaphor May 31, 2025
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Iranaphor May 31, 2025
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52 changes: 36 additions & 16 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@ Follow the steps below to install Docker in Termux:
pkg update -y && pkg upgrade -y
```

## Install Qemu and setup Environment
3. Install the necessary dependencies by running the following command:
```bash
pkg install qemu-utils qemu-common qemu-system-x86_64-headless wget -y
Expand All @@ -25,9 +26,9 @@ pkg install qemu-utils qemu-common qemu-system-x86_64-headless wget -y
mkdir alpine && cd alpine
```

5. Download Alpine Linux 3.20.2 (virt optimized) ISO:
5. Download Alpine Linux 3.22.0 (virt optimized) ISO:
```bash
wget http://dl-cdn.alpinelinux.org/alpine/v3.20/releases/x86_64/alpine-virt-3.20.2-x86_64.iso
wget http://dl-cdn.alpinelinux.org/alpine/v3.22/releases/x86_64/alpine-virt-3.22.0-x86_64.iso
```

6. Create disk (note it won't actually take 5GB of space, more like 500-600MB):
Expand All @@ -38,7 +39,7 @@ qemu-img create -f qcow2 alpine.img 5G
7. Boot it up:
Here we're using 1024MB of memory and 2 cpus
```bash
qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-code.fd -netdev user,id=n1,dns=8.8.8.8,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 -cdrom alpine-virt-3.20.2-x86_64.iso -nographic alpine.img
qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-code.fd -netdev user,id=n1,dns=8.8.8.8,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 -cdrom alpine-virt-3.22.0-x86_64.iso -nographic alpine.img
```
> you can get number of useable cpus using `nproc` and total memory using `free -m | grep -oP '\d+' | head -n 1`
8. Login with username ``root`` (no password)
Expand Down Expand Up @@ -70,33 +71,52 @@ wget https://raw.githubusercontent.com/cyberkernelofficial/docker-in-termux/main
```bash
sed -i -E 's/(local kernel_opts)=.*/\1="console=ttyS0"/' /sbin/setup-disk
```
If this does not work check the location of setup-disk, if not in `/sbin` it may be in `/usr/sbin`

12. Run setup to install to disk
12. (optional) Configure the answerfile to your local keymap and language (`gb`/`us`):
```bash
sed -i 's/^KEYMAPOPTS=.*/KEYMAPOPTS="gb"/' answerfile
```

13. Run setup to install to disk
```bash
setup-alpine -f answerfile
```

13. Once installation is complete, power off the VM (command ``poweroff``)
14. Once installation is complete, power off the VM (command ``poweroff``)

## Create Boot Executable
> **Boot instructions:**
> Boot again without cdrom:
> ```bash
> qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-> code.fd -netdev user,id=n1,dns=8.8.8.8,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 -nographic alpine.img
> ```
> Quit emulation with: `Ctrl+a x`
>
> Now we will create a boot script with this command

14. Boot again without cdrom:
15. Outside the emulation install nano with `apk install nano` and run:
```bash
qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-code.fd -netdev user,id=n1,dns=8.8.8.8,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 -nographic alpine.img
nano run_qemu.sh
```

A -
`nano run_qemu.sh`
In the text editor, write the following:
16. In the text editor, write the following:
```bash
#!/bin/bash
qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-code.fd -netdev user,id=n1,dns=8.8.8.8,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 -nographic alpine.img
```
Save and close the file. In nano, you can do this by pressing Ctrl+X, then Y to confirm saving, and then Enter to confirm the filename.

B - chmod command: `chmod +x run_qemu.sh`
17. Set the script as executable with the chmod command:
```bash
chmod +x run_qemu.sh
```

18. Now you can connect to the emulation using: `./run_qemu.sh`

C - `./run_qemu.sh`

15. Update system and install docker:
## Install Docker
19. Update system and install docker:
```bash

echo "nameserver 8.8.8.8" > /etc/resolv.conf
Expand All @@ -105,17 +125,17 @@ echo "nameserver 8.8.4.4" >> /etc/resolv.conf
apk update && apk add docker
```

16. Start docker:
20. Start docker:
```bash
service docker start
```

17. Enable docker on boot:
21. Enable docker on boot:
```bash
rc-update add docker
```

18. Check docker install successfully or not:
22. Check docker install successfully or not:
```bash
docker run hello-world
```
Expand Down