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pkgs/grow-last-partition-and-filesystem: Add command to easily grow a filesystem on a disk resized by Proxmox

This commit is contained in:
2025-08-30 11:11:57 +02:00
parent 342d50d936
commit 82f8064956
4 changed files with 48 additions and 0 deletions

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@@ -6,6 +6,7 @@
# My system is fucked
gptfdisk
parted
grow-last-partition-and-filesystem
# Normal usage
htop

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@@ -0,0 +1,17 @@
{
e2fsprogs,
jq,
parted,
writeShellApplication,
}:
writeShellApplication {
name = "grow-last-partition-and-filesystem";
text = builtins.readFile ./grow-last-partition-and-filesystem.sh;
runtimeInputs = [
e2fsprogs
jq
parted
];
}

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@@ -0,0 +1,29 @@
#!/usr/bin/env bash
set -euo pipefail
if [[ $# -ne 1 ]]; then
echo "Pass device to grow as first argument:"
echo "grow-last-partition-and-filesystem DEVICE"
exit 1
fi
DEVICE="$1"
PARTITIONDATA="$(parted --script --json --fix "${DEVICE}" print)"
PARTNUMBER="$(echo "${PARTITIONDATA}" | jq -r '.disk.partitions | last | .number')"
PARTNAME="$(echo "${PARTITIONDATA}" | jq -r '.disk.partitions | last | .name')"
echo "Growing partition ${DEVICE}${PARTNUMBER} (${PARTNAME})"
echo
parted "${DEVICE}" resizepart "${PARTNUMBER}" 100%
echo
echo "Resizing filesystem"
echo
resize2fs "${DEVICE}${PARTNUMBER}"
echo "Done."

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@@ -19,6 +19,7 @@ final: prev: {
git-diff-word = final.callPackage ./git-diff-word {};
git-pp = final.callPackage ./git-pp {};
git-show-link = final.callPackage ./git-show-link {};
grow-last-partition-and-filesystem = final.callPackage ./grow-last-partition-and-filesystem {};
nix-remove-result-links = final.callPackage ./nix-remove-result-links {};
nixfiles-auto-install = final.callPackage ./nixfiles/nixfiles-auto-install.nix {};
nixfiles-generate-config = final.callPackage ./nixfiles/nixfiles-generate-config.nix {};