Merge pull request #139844 from rnhmjoj/qemu-fixup

nixos/qemu: use set -e in shell script
This commit is contained in:
Michele Guerini Rocco 2021-09-29 19:01:44 +02:00 committed by GitHub
commit b73d851b30
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23

View file

@ -108,15 +108,17 @@ let
''
#! ${pkgs.runtimeShell}
set -e
NIX_DISK_IMAGE=$(readlink -f "''${NIX_DISK_IMAGE:-${config.virtualisation.diskImage}}")
if ! test -e "$NIX_DISK_IMAGE"; then
${qemu}/bin/qemu-img create -f qcow2 "$NIX_DISK_IMAGE" \
${toString config.virtualisation.diskSize}M || exit 1
${toString config.virtualisation.diskSize}M
fi
# Create a directory for storing temporary data of the running VM.
if [ -z "$TMPDIR" -o -z "$USE_TMPDIR" ]; then
if [ -z "$TMPDIR" ] || [ -z "$USE_TMPDIR" ]; then
TMPDIR=$(mktemp -d nix-vm.XXXXXXXXXX --tmpdir)
fi
@ -127,7 +129,7 @@ let
''
# Create a writable copy/snapshot of the boot disk.
# A writable boot disk can be booted from automatically.
${qemu}/bin/qemu-img create -f qcow2 -F qcow2 -b ${bootDisk}/disk.img "$TMPDIR/disk.img" || exit 1
${qemu}/bin/qemu-img create -f qcow2 -F qcow2 -b ${bootDisk}/disk.img "$TMPDIR/disk.img"
NIX_EFI_VARS=$(readlink -f "''${NIX_EFI_VARS:-${cfg.efiVars}}")
@ -135,13 +137,13 @@ let
''
# VM needs writable EFI vars
if ! test -e "$NIX_EFI_VARS"; then
cp ${bootDisk}/efi-vars.fd "$NIX_EFI_VARS" || exit 1
chmod 0644 "$NIX_EFI_VARS" || exit 1
cp ${bootDisk}/efi-vars.fd "$NIX_EFI_VARS"
chmod 0644 "$NIX_EFI_VARS"
fi
''}
''}
cd "$TMPDIR" || exit 1
cd "$TMPDIR"
${lib.optionalString (cfg.emptyDiskImages != []) "idx=0"}
${flip concatMapStrings cfg.emptyDiskImages (size: ''