661 lines
No EOL
20 KiB
Bash
661 lines
No EOL
20 KiB
Bash
#!/usr/bin/env bash
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# ============================================
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# Lifecycle
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# ============================================
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function cmd::rule::on_load() {
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flag::register --name
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flag::register --desc
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flag::register --group
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flag::register --extends
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flag::register --remove-extends
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flag::register --block-ip
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flag::register --allow-ip
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flag::register --block-service
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flag::register --allow-service
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flag::register --block-port
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flag::register --allow-port
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flag::register --remove-block-ip
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flag::register --remove-allow-ip
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flag::register --remove-block-port
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flag::register --remove-allow-port
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flag::register --peer
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flag::register --peers
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flag::register --dns-redirect
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flag::register --base
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flag::register --no-base
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flag::register --tree
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flag::register --detailed
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flag::register --resolved
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flag::register --force
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flag::register --type
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flag::register --all
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}
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# ============================================
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# Help
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# ============================================
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function cmd::rule::help() {
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cat <<EOF
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Usage: wgctl rule <subcommand> [options]
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Manage firewall rules with inheritance support.
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Rules can extend base rules to compose reusable access policies.
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Service names from 'wgctl net' can be used instead of raw IPs/ports.
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Subcommands:
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list, ls List all rules
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show, inspect Show rule details and inheritance
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add, new, create Create a new rule
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update, edit Update a rule and re-apply to peers
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remove, rm, del Remove a rule
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assign Assign a rule to a peer
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unassign Remove rule from a peer
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reapply Re-apply rule to all assigned peers
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migrate Apply default rules to unassigned peers
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Options for list:
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--base Show only base rules
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--no-base Hide base rules section
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--group <name> Filter by group (case insensitive)
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--detailed Show rule entries inline
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Options for add:
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--name <name> Rule name
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--desc <description> Description
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--group <group> Display group (e.g. VM Rules, Users)
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--extends <rule,...> Inherit from base rules (comma-separated)
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--base Create as base rule (not directly assignable)
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--allow-ip <ip/cidr> Allow IP or subnet (repeatable)
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--allow-port <ip:port:proto> Allow specific port (repeatable)
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--block-ip <ip/cidr> Block IP or subnet (repeatable)
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--block-port <ip:port:proto> Block specific port (repeatable)
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--block-service <name> Block named service (repeatable)
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--allow-service <name> Allow named service (repeatable)
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--dns-redirect Force DNS through Pi-hole
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Options for update:
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(same as add, plus:)
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--add-extends <rule,...> Add inherited base rules
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--remove-extends <rule,...> Remove inherited base rules
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--remove-allow-ip <ip> Remove allow IP entry
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--remove-allow-port <entry> Remove allow port entry
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--remove-block-ip <ip> Remove block IP entry
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--remove-block-port <entry> Remove block port entry
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Options for show:
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--name <name> Rule name
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--resolved Show resolved/merged entries
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--no-peers Hide assigned peers
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Options for reapply:
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--name <name> Rule name
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--all Reapply all rules
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Examples:
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wgctl rule list
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wgctl rule list --detailed
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wgctl rule list --group "VM Rules"
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wgctl rule show --name guest
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wgctl rule show --name moonlight-02 --resolved
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wgctl rule add --name no-proxmox --base --block-service proxmox
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wgctl rule add --name dev-01 --desc "Dev access" --extends no-lan
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wgctl rule assign --name dev-01 --peer laptop-nuno
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wgctl rule reapply --all
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EOF
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}
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# ============================================
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# Run
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# ============================================
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function cmd::rule::run() {
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local subcmd="${1:-help}"
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shift || true
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case "$subcmd" in
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list|ls) cmd::rule::list "$@" ;;
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show|inspect) cmd::rule::show "$@" ;;
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add|new|create) cmd::rule::add "$@" ;;
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update|edit) cmd::rule::update "$@" ;;
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remove|rm|del|delete) cmd::rule::remove "$@" ;;
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assign) cmd::rule::assign "$@" ;;
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unassign) cmd::rule::unassign "$@" ;;
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migrate) cmd::rule::migrate "$@" ;;
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reapply) cmd::rule::reapply "$@" ;;
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help) cmd::rule::help ;;
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*)
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log::error "Unknown subcommand: '${subcmd}'"
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cmd::rule::help
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return 1
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;;
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esac
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}
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# ============================================
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# List
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# ============================================
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function cmd::rule::list() {
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local rules_dir
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rules_dir="$(ctx::rules)"
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local show_base_only=false show_base=true
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local filter_group="" detailed=false
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--base) show_base_only=true; shift ;;
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--no-base) show_base=false; shift ;;
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--group) filter_group="${2,,}"; shift 2 ;;
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--detailed) detailed=true; shift ;;
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--help) cmd::rule::help; return ;;
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*)
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log::error "Unknown flag: $1"
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return 1 ;;
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esac
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done
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local data
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data=$(json::rule_list_data "$rules_dir" "$(ctx::meta)")
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[[ -z "$data" ]] && log::wg "No rules configured" && return 0
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# Measure max name width
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local w_name=12
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while IFS='|' read -r name rest; do
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[[ -z "$name" ]] && continue
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(( ${#name} > w_name )) && w_name=${#name}
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done <<< "$data"
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(( w_name += 2 ))
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log::section "Firewall Rules"
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echo ""
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local current_group="" printing_base=false found_any=false
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while IFS="|" read -r name desc n_allows n_blocks \
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peer_count extends is_base group; do
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[[ -z "$name" ]] && continue
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$show_base_only && [[ "$is_base" == "False" ]] && continue
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! $show_base && [[ "$is_base" == "True" ]] && continue
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[[ -n "$filter_group" && "${group,,}" != "$filter_group" ]] && continue
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found_any=true
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# Base rules section header
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if [[ "$is_base" == "True" && "$printing_base" == "false" ]]; then
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if ! $show_base_only; then
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ui::rule::list_base_header
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fi
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printing_base=true
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current_group=""
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fi
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# Group header — non-base rules only
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if [[ "$is_base" == "False" && "${group,,}" != "${current_group,,}" ]]; then
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if [[ -n "$group" ]]; then
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ui::rule::list_group_header "$group"
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elif [[ -n "$current_group" ]]; then
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echo ""
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fi
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current_group="$group"
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fi
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# Rule row
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# ui::rule::list_row "$name" "$n_allows" "$n_blocks" "$peer_count" "$w_name"
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# Extends
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# Rule row — pass extends_csv for compact inline display
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local compact_extends=""
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if [[ -z "$detailed" ]] || ! $detailed; then
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compact_extends="$extends"
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fi
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ui::rule::list_row "$name" "$n_allows" "$n_blocks" "$peer_count" "$w_name" "$compact_extends"
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# Detailed mode — show expanded entries
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if $detailed && [[ -n "$extends" ]]; then
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ui::rule::list_extends_detailed "$extends" "$rules_dir"
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echo ""
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fi
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done <<< "$data"
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$found_any || {
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[[ -n "$filter_group" ]] && \
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log::wg_warning "No rules found in group: ${filter_group}" || \
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log::wg_warning "No rules found"
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}
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echo ""
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}
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# ============================================
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# Show
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# ============================================
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function cmd::rule::show() {
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local name="" show_peers=true show_resolved=false
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--name) name="$2"; shift 2 ;;
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--no-peers) show_peers=false; shift ;;
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--resolved) show_resolved=true; shift ;;
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--help) cmd::rule::help; return ;;
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*) log::error "Unknown flag: $1"; return 1 ;;
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esac
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done
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[[ -z "$name" ]] && log::error "Missing required flag: --name" && return 1
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rule::require_exists "$name" || return 1
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local rule_file
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rule_file="$(rule::path "$name")"
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# DNS display
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local dns_redirect resolved_dns dns_display
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dns_redirect=$(rule::get_own "$name" "dns_redirect")
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dns_redirect="${dns_redirect:-false}"
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resolved_dns=$(rule::get "$name" "dns_redirect")
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resolved_dns="${resolved_dns:-false}"
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if [[ "${resolved_dns,,}" == "true" && "${dns_redirect,,}" != "true" ]]; then
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dns_display="true (inherited)"
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elif [[ "${dns_redirect,,}" == "true" ]]; then
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dns_display="true"
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else
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dns_display="false"
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fi
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log::section "Rule: ${name}"
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printf "\n"
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local desc group
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desc=$(json::get "$rule_file" "desc")
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group=$(json::get "$rule_file" "group")
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ui::row "Description" "${desc:-—}"
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ui::row "Group" "${group:-—}"
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ui::row "DNS" "$dns_display"
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printf "\n"
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if ui::rule::tree "$name"; then
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:
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else
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ui::rule::flat "$name"
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printf "\n"
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fi
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# Resolved view
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if $show_resolved; then
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ui::rule::section_header "Resolved (applied to peers)"
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printf "\n"
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local res_allow_ports res_allow_ips res_block_ips res_block_ports
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res_allow_ports=$(rule::get "$name" "allow_ports")
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res_allow_ips=$(rule::get "$name" "allow_ips")
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res_block_ips=$(rule::get "$name" "block_ips")
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res_block_ports=$(rule::get "$name" "block_ports")
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while IFS= read -r e; do [[ -n "$e" ]] && net::print_entry "+" "$e"; done \
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<<< "$res_allow_ports"$'\n'"$res_allow_ips"
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while IFS= read -r e; do [[ -n "$e" ]] && net::print_entry "-" "$e"; done \
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<<< "$res_block_ips"$'\n'"$res_block_ports"
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printf "\n"
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fi
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# Peers
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$show_peers || return 0
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local peer_list=()
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mapfile -t peer_list < <(peers::with_rule "$name") || true
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local peer_count=${#peer_list[@]}
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ui::empty "$peer_count" && return 0
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local peer_word="peers"
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[[ "$peer_count" -eq 1 ]] && peer_word="peer"
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printf "\n \033[0;37m── Peers (%s %s) \033[0m%s\n\n" \
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"$peer_count" "$peer_word" "$(printf '\033[0;37m─%.0s' {1..30})"
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for peer_name in "${peer_list[@]}"; do
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local ip
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ip=$(peers::get_ip "$peer_name")
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printf " %-28s %s\n" "$peer_name" "$ip"
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done
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printf "\n"
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return 0
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}
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# ============================================
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# Add
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# ============================================
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function cmd::rule::add() {
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local name="" desc="" group=""
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local extends=()
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local allow_ips=() block_ips=() block_ports=() allow_ports=()
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local block_services=() allow_services=()
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local dns_redirect=false is_base=false
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--name) name="$2"; shift 2 ;;
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--desc) desc="$2"; shift 2 ;;
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--group) group="$2"; shift 2 ;;
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--extends)
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IFS=',' read -ra ext <<< "$2"
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extends+=("${ext[@]}")
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shift 2 ;;
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--base) is_base=true; shift ;;
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--allow-ip) allow_ips+=("$2"); shift 2 ;;
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--allow-port) allow_ports+=("$2"); shift 2 ;;
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--block-ip) block_ips+=("$2"); shift 2 ;;
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--block-port) block_ports+=("$2"); shift 2 ;;
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--block-service) block_services+=("$2"); shift 2 ;;
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--allow-service) allow_services+=("$2"); shift 2 ;;
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--dns-redirect) dns_redirect=true; shift ;;
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--help) cmd::rule::help; return ;;
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*)
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log::error "Unknown flag: $1"
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return 1 ;;
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esac
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done
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[[ -z "$name" ]] && log::error "Missing required flag: --name" && return 1
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if rule::exists "$name"; then
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log::error "Rule already exists: ${name}"
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return 1
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fi
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for ext in "${extends[@]}"; do
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rule::require_exists "$ext" || return 1
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done
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local rule_dir
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if $is_base; then
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rule_dir="$(ctx::rules)/base"
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mkdir -p "$rule_dir"
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else
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rule_dir="$(ctx::rules)"
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fi
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for svc in "${block_services[@]}"; do
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while IFS= read -r resolved; do
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if [[ "$resolved" == *:*:* ]]; then
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block_ports+=("${resolved}")
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else
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block_ips+=("${resolved}/32")
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fi
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done < <(net::resolve "$svc")
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done
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for svc in "${allow_services[@]}"; do
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while IFS= read -r resolved; do
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if [[ "$resolved" == *:*:* ]]; then
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allow_ports+=("${resolved}")
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else
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allow_ips+=("${resolved}/32")
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fi
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done < <(net::resolve "$svc")
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done
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local rule_file="${rule_dir}/${name}.rule"
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local allow_str block_str port_str allow_port_str extends_str
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allow_str=$(IFS=','; echo "${allow_ips[*]}")
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block_str=$(IFS=','; echo "${block_ips[*]}")
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port_str=$(IFS=','; echo "${block_ports[*]}")
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allow_port_str=$(IFS=','; echo "${allow_ports[*]}")
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extends_str=$(IFS=','; echo "${extends[*]}")
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json::create_rule "$rule_file" "$name" "$desc" \
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"$($dns_redirect && echo true || echo false)" \
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"$allow_str" "$block_str" "$port_str" \
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"$allow_port_str" "$extends_str" "$group" || return 1
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local base_label=""
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$is_base && base_label=" (base)"
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log::wg_success "Rule created: ${name}${base_label}"
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}
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# ============================================
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# Update
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# ============================================
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function cmd::rule::update() {
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local name="" desc="" group=""
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local add_extends=() rm_extends=()
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local allow_ips=() block_ips=() block_ports=() allow_ports=()
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local rm_allow_ips=() rm_block_ips=() rm_block_ports=() rm_allow_ports=()
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local dns_redirect=""
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--name) name="$2"; shift 2 ;;
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--desc) desc="$2"; shift 2 ;;
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--group) group="$2"; shift 2 ;;
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--add-extends)
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IFS=',' read -ra ext <<< "$2"
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add_extends+=("${ext[@]}")
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shift 2 ;;
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--remove-extends)
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IFS=',' read -ra ext <<< "$2"
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rm_extends+=("${ext[@]}")
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shift 2 ;;
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--allow-ip) allow_ips+=("$2"); shift 2 ;;
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--allow-port) allow_ports+=("$2"); shift 2 ;;
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--block-ip) block_ips+=("$2"); shift 2 ;;
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--block-port) block_ports+=("$2"); shift 2 ;;
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--remove-allow-ip) rm_allow_ips+=("$2"); shift 2 ;;
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--remove-block-ip) rm_block_ips+=("$2"); shift 2 ;;
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--remove-block-port) rm_block_ports+=("$2"); shift 2 ;;
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--remove-allow-port) rm_allow_ports+=("$2"); shift 2 ;;
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--dns-redirect) dns_redirect=true; shift ;;
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--help) cmd::rule::help; return ;;
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*)
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log::error "Unknown flag: $1"
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return 1 ;;
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esac
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done
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[[ -z "$name" ]] && log::error "Missing required flag: --name" && return 1
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rule::require_exists "$name" || return 1
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local rule_file
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rule_file="$(rule::path "$name")"
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[[ -n "$desc" ]] && json::set "$rule_file" "desc" "\"$desc\""
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[[ -n "$group" ]] && json::set "$rule_file" "group" "\"$group\""
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[[ -n "$dns_redirect" ]] && json::set "$rule_file" "dns_redirect" "true"
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for ip in "${allow_ips[@]}"; do json::append "$rule_file" "allow_ips" "$ip"; done
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for ip in "${block_ips[@]}"; do json::append "$rule_file" "block_ips" "$ip"; done
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for p in "${block_ports[@]}"; do json::append "$rule_file" "block_ports" "$p"; done
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for p in "${allow_ports[@]}"; do json::append "$rule_file" "allow_ports" "$p"; done
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for ext in "${add_extends[@]}"; do
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rule::require_exists "$ext" || return 1
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json::append "$rule_file" "extends" "$ext"
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done
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for ext in "${rm_extends[@]}"; do
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json::remove "$rule_file" "extends" "$ext"
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done
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for ip in "${rm_allow_ips[@]}"; do json::remove "$rule_file" "allow_ips" "$ip"; done
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for ip in "${rm_block_ips[@]}"; do json::remove "$rule_file" "block_ips" "$ip"; done
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for p in "${rm_block_ports[@]}"; do json::remove "$rule_file" "block_ports" "$p"; done
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for p in "${rm_allow_ports[@]}"; do json::remove "$rule_file" "allow_ports" "$p"; done
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log::wg_success "Rule updated: ${name}"
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rule::reapply_all "$name"
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}
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# ============================================
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# Remove
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# ============================================
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function cmd::rule::remove() {
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local name="" force=false
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--name) name="$2"; shift 2 ;;
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--force) force=true; shift ;;
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--help) cmd::rule::help; return ;;
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*) log::error "Unknown flag: $1"; return 1 ;;
|
|
esac
|
|
done
|
|
|
|
[[ -z "$name" ]] && log::error "Missing required flag: --name" && return 1
|
|
rule::require_exists "$name" || return 1
|
|
|
|
local peer_list=()
|
|
mapfile -t peer_list < <(peers::with_rule "$name") || true
|
|
local peer_count=${#peer_list[@]}
|
|
|
|
if [[ "$peer_count" -gt 0 ]]; then
|
|
log::error "Rule '${name}' is assigned to ${peer_count} peer(s) — unassign first or use --force"
|
|
$force || return 1
|
|
for peer in "${peer_list[@]}"; do
|
|
local ip
|
|
ip=$(peers::get_ip "$peer")
|
|
rule::unapply "$name" "$ip"
|
|
done
|
|
fi
|
|
|
|
rm -f "$(rule::path "$name")"
|
|
log::wg_success "Rule removed: ${name}"
|
|
}
|
|
|
|
# ============================================
|
|
# Assign / Unassign
|
|
# ============================================
|
|
|
|
function cmd::rule::assign() {
|
|
local name="" peer="" type=""
|
|
while [[ $# -gt 0 ]]; do
|
|
case "$1" in
|
|
--name) name="$2"; shift 2 ;;
|
|
--peer) peer="$2"; shift 2 ;;
|
|
--type) type="$2"; shift 2 ;;
|
|
--help) cmd::rule::help; return ;;
|
|
*) log::error "Unknown flag: $1"; return 1 ;;
|
|
esac
|
|
done
|
|
|
|
[[ -z "$name" || -z "$peer" ]] && \
|
|
log::error "Missing required flags: --name and --peer" && return 1
|
|
|
|
rule::require_exists "$name" || return 1
|
|
rule::require_assignable "$name" || return 1
|
|
|
|
peer=$(peers::resolve_and_require "$peer" "$type") || return 1
|
|
|
|
local existing_rule ip
|
|
existing_rule=$(peers::get_meta "$peer" "rule")
|
|
ip=$(peers::get_ip "$peer")
|
|
[[ -z "$ip" ]] && log::error "Could not resolve IP for: $peer" && return 1
|
|
|
|
if [[ -n "$existing_rule" && "$existing_rule" != "$name" ]]; then
|
|
rule::unapply "$existing_rule" "$ip"
|
|
log::wg "Removed existing rule '${existing_rule}' from: ${peer}"
|
|
fi
|
|
|
|
rule::apply "$name" "$ip"
|
|
log::wg_success "Assigned rule '${name}' to: ${peer}"
|
|
}
|
|
|
|
function cmd::rule::unassign() {
|
|
local peer="" type=""
|
|
while [[ $# -gt 0 ]]; do
|
|
case "$1" in
|
|
--peer) peer="$2"; shift 2 ;;
|
|
--type) type="$2"; shift 2 ;;
|
|
--help) cmd::rule::help; return ;;
|
|
*) log::error "Unknown flag: $1"; return 1 ;;
|
|
esac
|
|
done
|
|
|
|
[[ -z "$peer" ]] && log::error "Missing required flag: --peer" && return 1
|
|
peer=$(peers::resolve_and_require "$peer" "$type") || return 1
|
|
|
|
local existing_rule
|
|
existing_rule=$(peers::get_meta "$peer" "rule")
|
|
|
|
if [[ -z "$existing_rule" ]]; then
|
|
log::wg_warning "Peer '${peer}' has no assigned rule"
|
|
return 0
|
|
fi
|
|
|
|
local ip
|
|
ip=$(peers::get_ip "$peer")
|
|
rule::unapply "$existing_rule" "$ip"
|
|
log::wg_success "Unassigned rule from: ${peer}"
|
|
}
|
|
|
|
# ============================================
|
|
# Migrate
|
|
# ============================================
|
|
|
|
function cmd::rule::migrate() {
|
|
log::section "Migrating peers to default rules"
|
|
local count=0
|
|
|
|
while IFS= read -r peer_name; do
|
|
local existing
|
|
existing=$(peers::get_meta "$peer_name" "rule")
|
|
[[ -n "$existing" ]] && continue
|
|
|
|
# Try to get default rule from subnet policy
|
|
local peer_type subnet_name default_rule
|
|
peer_type=$(peers::get_meta "$peer_name" "type")
|
|
subnet_name=$(peers::get_meta "$peer_name" "subnet")
|
|
default_rule=$(subnet::default_rule "$subnet_name" "$peer_type")
|
|
[[ -z "$default_rule" ]] && continue
|
|
|
|
rule::exists "$default_rule" || continue
|
|
|
|
local ip
|
|
ip=$(peers::get_ip "$peer_name")
|
|
rule::apply "$default_rule" "$ip" "$peer_name"
|
|
(( count++ )) || true
|
|
done < <(peers::all)
|
|
|
|
log::wg_success "Migrated ${count} peers"
|
|
}
|
|
|
|
# ============================================
|
|
# Reapply
|
|
# ============================================
|
|
|
|
function cmd::rule::reapply() {
|
|
local name="" all=false
|
|
while [[ $# -gt 0 ]]; do
|
|
case "$1" in
|
|
--name) name="$2"; shift 2 ;;
|
|
--all) all=true; shift ;;
|
|
*) log::error "Unknown flag: $1"; return 1 ;;
|
|
esac
|
|
done
|
|
|
|
if $all; then
|
|
log::section "Reapplying all rules"
|
|
local count=0
|
|
while IFS= read -r rule_file; do
|
|
local rname
|
|
rname=$(basename "$rule_file" .rule)
|
|
local peer_list=()
|
|
mapfile -t peer_list < <(peers::with_rule "$rname") || true
|
|
[[ ${#peer_list[@]} -eq 0 ]] && continue
|
|
rule::reapply_all "$rname"
|
|
(( count++ )) || true
|
|
done < <(find "$(ctx::rules)" -maxdepth 1 -name "*.rule")
|
|
log::wg_success "Reapplied ${count} assignable rules"
|
|
return 0
|
|
fi
|
|
|
|
[[ -z "$name" ]] && log::error "Missing --name or --all" && return 1
|
|
rule::require_exists "$name" || return 1
|
|
rule::reapply_all "$name"
|
|
log::wg_success "Rule '${name}' reapplied"
|
|
} |