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nixos/nixos-containers: fix shellcheck errors in systemd scripts (#340483)

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This commit is contained in:
Leona Maroni 2024-09-26 23:05:35 +02:00 committed by GitHub
commit 7f35330bd8
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1 changed files with 23 additions and 15 deletions
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38
nixos/modules/virtualisation/nixos-containers.nix
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@ -85,8 +85,13 @@ let
startScript = cfg:
''
mkdir -p -m 0755 "$root/etc" "$root/var/lib"
mkdir -p -m 0700 "$root/var/lib/private" "$root/root" /run/nixos-containers
# Declare root explicitly to avoid shellcheck warnings, it comes from the env
declare root
mkdir -p "$root/etc" "$root/var/lib"
chmod 0755 "$root/etc" "$root/var/lib"
mkdir -p "$root/var/lib/private" "$root/root" /run/nixos-containers
chmod 0700 "$root/var/lib/private" "$root/root" /run/nixos-containers
if ! [ -e "$root/etc/os-release" ]; then
touch "$root/etc/os-release"
fi
@ -95,7 +100,10 @@ let
touch "$root/etc/machine-id"
fi
mkdir -p -m 0755 \
mkdir -p \
"/nix/var/nix/profiles/per-container/$INSTANCE" \
"/nix/var/nix/gcroots/per-container/$INSTANCE"
chmod 0755 \
"/nix/var/nix/profiles/per-container/$INSTANCE" \
"/nix/var/nix/gcroots/per-container/$INSTANCE"
@ -137,7 +145,7 @@ let
# If the host is 64-bit and the container is 32-bit, add a
# --personality flag.
${optionalString (pkgs.stdenv.hostPlatform.system == "x86_64-linux") ''
if [ "$(< ''${SYSTEM_PATH:-/nix/var/nix/profiles/per-container/$INSTANCE/system}/system)" = i686-linux ]; then
if [ "$(< "''${SYSTEM_PATH:-/nix/var/nix/profiles/per-container/$INSTANCE/system}/system")" = i686-linux ]; then
extraFlags+=" --personality=x86"
fi
''}
@ -151,8 +159,8 @@ let
# containerInit and stage2 have to handle this as well.
exec ${config.systemd.package}/bin/systemd-nspawn \
--keep-unit \
-M "$INSTANCE" -D "$root" $extraFlags \
$EXTRA_NSPAWN_FLAGS \
-M "$INSTANCE" -D "$root" "$extraFlags" \
"$EXTRA_NSPAWN_FLAGS" \
--notify-ready=yes \
--kill-signal=SIGRTMIN+3 \
--bind-ro=/nix/store \
@ -203,33 +211,33 @@ let
if cfg.${attribute} == null then
''
if [ -n "${variable}" ]; then
${ipcmd} add ${variable} dev $ifaceHost
${ipcmd} add "${variable}" dev "$ifaceHost"
fi
''
else
"${ipcmd} add ${cfg.${attribute}} dev $ifaceHost";
''${ipcmd} add ${cfg.${attribute}} dev "$ifaceHost"'';
renderExtraVeth = name: cfg:
if cfg.hostBridge != null then
''
# Add ${name} to bridge ${cfg.hostBridge}
ip link set dev ${name} master ${cfg.hostBridge} up
ip link set dev "${name}" master "${cfg.hostBridge}" up
''
else
''
echo "Bring ${name} up"
ip link set dev ${name} up
ip link set dev "${name}" up
# Set IPs and routes for ${name}
${optionalString (cfg.hostAddress != null) ''
ip addr add ${cfg.hostAddress} dev ${name}
ip addr add ${cfg.hostAddress} dev "${name}"
''}
${optionalString (cfg.hostAddress6 != null) ''
ip -6 addr add ${cfg.hostAddress6} dev ${name}
ip -6 addr add ${cfg.hostAddress6} dev "${name}"
''}
${optionalString (cfg.localAddress != null) ''
ip route add ${cfg.localAddress} dev ${name}
ip route add ${cfg.localAddress} dev "${name}"
''}
${optionalString (cfg.localAddress6 != null) ''
ip -6 route add ${cfg.localAddress6} dev ${name}
ip -6 route add ${cfg.localAddress6} dev "${name}"
''}
'';
in
@ -238,7 +246,7 @@ let
[ -n "$HOST_ADDRESS6" ] || [ -n "$LOCAL_ADDRESS6" ]; then
if [ -z "$HOST_BRIDGE" ]; then
ifaceHost=ve-$INSTANCE
ip link set dev $ifaceHost up
ip link set dev "$ifaceHost" up
${ipcall cfg "ip addr" "$HOST_ADDRESS" "hostAddress"}
${ipcall cfg "ip -6 addr" "$HOST_ADDRESS6" "hostAddress6"}