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Keep auto-expand enabled in release images

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The shrinking is only for faster image downloads. After flashing,
the image should auto-expand to fill the SD card.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Aaron D. Lee
2026-01-08 10:49:12 -05:00
parent 39fbd617e6
commit 3027706d49
4 changed files with 5 additions and 24 deletions
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2
rpi/BUILD_IMAGE.md
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@@ -110,7 +110,7 @@ lsblk
sudo ./rpi/pull-image.sh /dev/sdX stegasoo-rpi-4.1.5.img.zst
```
The script automatically resizes rootfs to 16GB, disables auto-expand, and compresses.
The script automatically resizes rootfs to 16GB (for smaller download), preserves auto-expand, and compresses.
## Step 10: Distribute

4
rpi/README.md
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@@ -204,8 +204,8 @@ sudo ./rpi/pull-image.sh /dev/sdX stegasoo-rpi-4.1.5.img.zst
```
The `pull-image.sh` script automatically:
- Resizes rootfs to exactly 16GB (consistent image size)
- Disables Pi OS auto-expand
- Resizes rootfs to exactly 16GB (for smaller download)
- Preserves auto-expand (image fills SD card on first boot)
- Compresses with zstd for fast decompression
### 6. Distribute

19
rpi/pull-image.sh
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@@ -123,25 +123,6 @@ else
echo -e "${GREEN} Rootfs already ~16GB${NC}"
fi
# ============================================================================
# Disable auto-expand on first boot
# ============================================================================
echo
echo -e "${YELLOW}Disabling auto-expand...${NC}"
TEMP_ROOT=$(mktemp -d)
mount "$ROOT_PART" "$TEMP_ROOT"
# Remove resize2fs_once service if it exists
rm -f "$TEMP_ROOT/etc/init.d/resize2fs_once"
rm -f "$TEMP_ROOT/etc/rc3.d/S01resize2fs_once"
# Disable the systemd resize service
rm -f "$TEMP_ROOT/etc/systemd/system/multi-user.target.wants/rpi-resizerootfs.service"
umount "$TEMP_ROOT"
rmdir "$TEMP_ROOT"
echo -e "${GREEN} Auto-expand disabled${NC}"
# ============================================================================
# Pull image
# ============================================================================