PVE-mods/debian/pve-mod.postinst
2026-06-10 19:43:24 +02:00

111 lines
3.7 KiB
Bash

#!/bin/bash
set -e
DEFAULT_DIR="/usr/share/pve-mod"
CONF_DIR="/etc/pve-mod"
# Config file pairs to compare on upgrade: "<default-file>|<user-file>"
CONF_PAIRS="
${DEFAULT_DIR}/pve-mod.conf.default|${CONF_DIR}/pve-mod.conf
${DEFAULT_DIR}/conf.d/node_info.conf.default|${CONF_DIR}/conf.d/node_info.conf
${DEFAULT_DIR}/conf.d/nag_screen.conf.default|${CONF_DIR}/conf.d/nag_screen.conf
"
# Extracts "section.key" pairs from an INI file, one per line.
_extract_conf_keys() {
local file="$1" section="" line key
while IFS= read -r line; do
case "$line" in
'#'*|'') continue ;;
'['*']') section="${line#[}"; section="${section%]}"; continue ;;
*'='*) key="${line%%=*}"; echo "${section}.${key}" ;;
esac
done < "$file"
}
# Warns about keys present in a default config but missing from the user's copy.
_check_one_pair() {
local default_conf="$1" user_conf="$2"
[ -f "$default_conf" ] || return 0
[ -f "$user_conf" ] || return 0
local new_keys="" section="" key line
while IFS= read -r line; do
case "$line" in
'#'*|'') continue ;;
'['*']') section="${line#[}"; section="${section%]}"; continue ;;
*'='*)
key="${line%%=*}"
if ! _extract_conf_keys "$user_conf" | grep -qF "${section}.${key}"; then
new_keys="${new_keys} [${section}] ${line} (${user_conf})\n"
fi
;;
esac
done < "$default_conf"
if [ -n "$new_keys" ]; then
printf "%b" "$new_keys"
fi
}
# Warns about any new config keys across the main config and all per-mod configs.
_check_new_config_keys() {
local all_new="" pair default_conf user_conf
while IFS= read -r pair; do
[ -n "$pair" ] || continue
default_conf="${pair%%|*}"
user_conf="${pair#*|}"
all_new="${all_new}$(_check_one_pair "$default_conf" "$user_conf")"
done <<EOF
$CONF_PAIRS
EOF
if [ -n "$all_new" ]; then
echo ""
echo "pve-mod: New configuration options are available since your last install:"
printf "%b" "$all_new"
echo "pve-mod: Run 'pve-mod-configure' to configure them, or add them manually."
echo ""
fi
}
case "$1" in
configure)
# Apply patches for any enabled modules. Fails loudly on error.
/usr/lib/pve-mod/apply-patches.sh
if [ -z "$2" ]; then
echo ""
echo "pve-mod installed successfully."
echo "Run 'pve-mod-configure' to enable and configure modules."
echo ""
else
# Upgrading from a previous version — warn about any new config keys.
_check_new_config_keys
fi
;;
triggered)
# Fired by dpkg when pve-manager is upgraded. Only re-apply patches
# if the user has opted in via 'pve-mod-configure'.
TRIGGER_ENABLED=$(awk -F= '/^\[pve_trigger\]/{s=1} s && /^enabled=/{print $2; exit}' \
/etc/pve-mod/pve-mod.conf 2>/dev/null || echo 0)
if [ "${TRIGGER_ENABLED}" = "1" ]; then
echo "pve-mod: pve-manager upgrade detected — re-applying patches."
if ! /usr/lib/pve-mod/apply-patches.sh; then
echo "pve-mod: WARNING: Failed to re-apply patches. Run 'pve-mod-configure' to fix." >&2
fi
else
echo "pve-mod: WARNING: pve-manager was upgraded but auto re-patching is disabled." >&2
echo "pve-mod: The Proxmox UI modifications may no longer be active." >&2
echo "pve-mod: Run 'pve-mod-configure' to re-apply patches." >&2
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
esac
#DEBHELPER#
exit 0