diff options
Diffstat (limited to 'package/base-files/files/lib/functions')
| -rw-r--r-- | package/base-files/files/lib/functions/boot.sh | 150 | ||||
| -rw-r--r-- | package/base-files/files/lib/functions/network.sh | 170 | ||||
| -rw-r--r-- | package/base-files/files/lib/functions/service.sh | 129 | ||||
| -rw-r--r-- | package/base-files/files/lib/functions/uci-defaults.sh | 230 |
4 files changed, 679 insertions, 0 deletions
diff --git a/package/base-files/files/lib/functions/boot.sh b/package/base-files/files/lib/functions/boot.sh new file mode 100644 index 000000000..8c3f27ba4 --- /dev/null +++ b/package/base-files/files/lib/functions/boot.sh @@ -0,0 +1,150 @@ +#!/bin/sh +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +mount() { + /bin/busybox mount -o noatime "$@" +} + +boot_hook_splice_start() { + export -n PI_HOOK_SPLICE=1 +} + +boot_hook_splice_finish() { + local hook + for hook in $PI_STACK_LIST; do + local v; eval "v=\${${hook}_splice:+\$${hook}_splice }$hook" + export -n "${hook}=${v% }" + export -n "${hook}_splice=" + done + export -n PI_HOOK_SPLICE= +} + +boot_hook_init() { + local hook="${1}_hook" + export -n "PI_STACK_LIST=${PI_STACK_LIST:+$PI_STACK_LIST }$hook" + export -n "$hook=" +} + +boot_hook_add() { + local hook="${1}_hook${PI_HOOK_SPLICE:+_splice}" + local func="${2}" + + [ -n "$func" ] && { + local v; eval "v=\$$hook" + export -n "$hook=${v:+$v }$func" + } +} + +boot_hook_shift() { + local hook="${1}_hook" + local rvar="${2}" + + local v; eval "v=\$$hook" + [ -n "$v" ] && { + local first="${v%% *}" + + [ "$v" != "${v#* }" ] && \ + export -n "$hook=${v#* }" || \ + export -n "$hook=" + + export -n "$rvar=$first" + return 0 + } + + return 1 +} + +boot_run_hook() { + local hook="$1" + local func + + while boot_hook_shift "$hook" func; do + local ran; eval "ran=\$PI_RAN_$func" + [ -n "$ran" ] || { + export -n "PI_RAN_$func=1" + $func "$1" "$2" + } + done +} + +find_mtd_part() { + local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')" + local PREFIX=/dev/mtdblock + + PART="${PART##mtd}" + [ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/ + echo "${PART:+$PREFIX$PART}" +} + +jffs2_ready () { + mtdpart="$(find_mtd_part rootfs_data)" + [ -z "$mtdpart" ] && return 1 + magic=$(hexdump $mtdpart -n 4 -e '4/1 "%02x"') + [ "$magic" != "deadc0de" ] +} + +dupe() { # <new_root> <old_root> + cd $1 + echo -n "creating directories... " + { + cd $2 + find . -xdev -type d + echo "./dev ./overlay ./mnt ./proc ./tmp" + # xdev skips mounted directories + cd $1 + } | xargs mkdir -p + echo "done" + + echo -n "setting up symlinks... " + for file in $(cd $2; find . -xdev -type f;); do + case "$file" in + ./rom/note) ;; #nothing + ./etc/config*|\ + ./usr/lib/opkg/info/*) cp -af $2/$file $file;; + *) ln -sf /rom/${file#./*} $file;; + esac + done + for file in $(cd $2; find . -xdev -type l;); do + cp -af $2/${file#./*} $file + done + echo "done" +} + +pivot() { # <new_root> <old_root> + mount -o move /proc $1/proc && \ + pivot_root $1 $1$2 && { + mount -o move $2/dev /dev + mount -o move $2/tmp /tmp + mount -o move $2/sys /sys 2>&- + mount -o move $2/overlay /overlay 2>&- + return 0 + } +} + +fopivot() { # <rw_root> <ro_root> <dupe?> + root=$1 + { + if grep -q overlay /proc/filesystems; then + mount -t overlayfs -olowerdir=/,upperdir=$1 "overlayfs:$1" /mnt && root=/mnt + elif grep -q mini_fo /proc/filesystems; then + mount -t mini_fo -o base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt + else + mount --bind / /mnt + mount --bind -o union "$1" /mnt && root=/mnt + fi + } || { + [ "$3" = "1" ] && { + mount | grep "on $1 type" 2>&- 1>&- || mount -o bind $1 $1 + dupe $1 $rom + } + } + pivot $root $2 +} + +ramoverlay() { + mkdir -p /tmp/root + mount -t tmpfs -o mode=0755 root /tmp/root + fopivot /tmp/root /rom 1 +} + diff --git a/package/base-files/files/lib/functions/network.sh b/package/base-files/files/lib/functions/network.sh new file mode 100644 index 000000000..a4652569b --- /dev/null +++ b/package/base-files/files/lib/functions/network.sh @@ -0,0 +1,170 @@ +. /usr/share/libubox/jshn.sh + +__network_ipaddr() +{ + local __var="$1" + local __iface="$2" + local __family="$3" + local __prefix="${4:-0}" + + local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)" + + json_load "${__tmp:-{}}" + json_get_type __tmp "ipv${__family}_address" + + if [ "$__tmp" = array ]; then + + json_select "ipv${__family}_address" + json_get_type __tmp 1 + + if [ "$__tmp" = object ]; then + + json_select 1 + json_get_var $__var address + + [ $__prefix -gt 0 ] && { + json_get_var __tmp mask + eval "export -- \"$__var=\${$__var}/$__tmp\"" + } + + return 0 + fi + fi + + return 1 +} + +network_get_ipaddr() { __network_ipaddr "$1" "$2" 4 0; } +network_get_ipaddr6() { __network_ipaddr "$1" "$2" 6 0; } + +network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; } +network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; } + + +__network_gateway() +{ + local __var="$1" + local __iface="$2" + local __family="$3" + + local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)" + local __idx=1 + + json_load "${__tmp:-{}}" + + if json_get_type __tmp route && [ "$__tmp" = array ]; then + + json_select route + + while json_get_type __tmp "$__idx" && [ "$__tmp" = object ]; do + + json_select "$((__idx++))" + json_get_var __tmp target + + case "${__family}/${__tmp}" in + 4/0.0.0.0|6/::) + json_get_var "$__var" nexthop + return $? + ;; + esac + + json_select ".." + + done + fi + + return 1 +} + +network_get_gateway() { __network_gateway "$1" "$2" 4; } +network_get_gateway6() { __network_gateway "$1" "$2" 6; } + + +__network_dns() { + local __var="$1" + local __iface="$2" + local __field="$3" + + local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)" + local __dns="" + local __idx=1 + + json_load "${__tmp:-{}}" + + if json_get_type __tmp "$__field" && [ "$__tmp" = array ]; then + + json_select "$__field" + + while json_get_type __tmp "$__idx" && [ "$__tmp" = string ]; do + + json_get_var __tmp "$((__idx++))" + __dns="${__dns:+$__dns }$__tmp" + + done + fi + + eval "export -- \"$__var=$__dns\"" + [ -n "$__dns" ] +} + +network_get_dnsserver() { __network_dns "$1" "$2" dns_server; } +network_get_dnssearch() { __network_dns "$1" "$2" dns_search; } + + +__network_wan() { + local __var="$1" + local __family="$2" + local __iface + + for __iface in $(ubus list | sed -ne 's/^network\.interface\.//p'); do + if __network_gateway "$__var" "$__iface" "$__family"; then + eval "export -- \"$__var=$__iface\"" + return 0 + fi + done + + eval "export -- \"$__var=\"" + return 1 +} + +network_find_wan() { __network_wan "$1" 4; } +network_find_wan6() { __network_wan "$1" 6; } + + +__network_device() +{ + local __var="$1" + local __iface="$2" + local __field="$3" + + local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)" + [ -n "$__tmp" ] || return 1 + + json_load "$__tmp" + json_get_var "$__var" "$__field" +} + +network_is_up() +{ + local __up + __network_device __up "$1" up && [ $__up -eq 1 ] +} + +network_get_device() { __network_device "$1" "$2" l3_device; } +network_get_physdev() { __network_device "$1" "$2" device; } + + +__network_defer() +{ + local __device="$1" + local __defer="$2" + + json_init + json_add_string name "$__device" + json_add_boolean defer "$__defer" + + ubus call network.device set_state "$(json_dump)" 2>/dev/null +} + +network_defer_device() { __network_defer "$1" 1; } +network_ready_device() { __network_defer "$1" 0; } diff --git a/package/base-files/files/lib/functions/service.sh b/package/base-files/files/lib/functions/service.sh new file mode 100644 index 000000000..cbb717d4d --- /dev/null +++ b/package/base-files/files/lib/functions/service.sh @@ -0,0 +1,129 @@ +# +# service: simple wrapper around start-stop-daemon +# +# Usage: service ACTION EXEC ARGS... +# +# Action: +# -C check if EXEC is alive +# -S start EXEC, passing it ARGS as its arguments +# -K kill EXEC, sending it a TERM signal if not specified otherwise +# +# Environment variables exposed: +# SERVICE_DAEMONIZE run EXEC in background +# SERVICE_WRITE_PID create a pid-file and use it for matching +# SERVICE_MATCH_EXEC use EXEC command-line for matching (default) +# SERVICE_MATCH_NAME use EXEC process name for matching +# SERVICE_USE_PID assume EXEC create its own pid-file and use it for matching +# SERVICE_NAME process name to use (default to EXEC file part) +# SERVICE_PID_FILE pid file to use (default to /var/run/$SERVICE_NAME.pid) +# SERVICE_SIG signal to send when using -K +# SERVICE_SIG_RELOAD default signal used when reloading +# SERVICE_SIG_STOP default signal used when stopping +# SERVICE_STOP_TIME time to wait for a process to stop gracefully before killing it +# SERVICE_UID user EXEC should be run as +# SERVICE_GID group EXEC should be run as +# +# SERVICE_DEBUG don't do anything, but show what would be done +# SERVICE_QUIET don't print anything +# + +SERVICE_QUIET=1 +SERVICE_SIG_RELOAD="HUP" +SERVICE_SIG_STOP="TERM" +SERVICE_STOP_TIME=5 +SERVICE_MATCH_EXEC=1 + +service() { + local ssd + local exec + local name + local start + ssd="${SERVICE_DEBUG:+echo }start-stop-daemon${SERVICE_QUIET:+ -q}" + case "$1" in + -C) + ssd="$ssd -K -t" + ;; + -S) + ssd="$ssd -S${SERVICE_DAEMONIZE:+ -b}${SERVICE_WRITE_PID:+ -m}" + start=1 + ;; + -K) + ssd="$ssd -K${SERVICE_SIG:+ -s $SERVICE_SIG}" + ;; + *) + echo "service: unknown ACTION '$1'" 1>&2 + return 1 + esac + shift + exec="$1" + [ -n "$exec" ] || { + echo "service: missing argument" 1>&2 + return 1 + } + [ -x "$exec" ] || { + echo "service: file '$exec' is not executable" 1>&2 + return 1 + } + name="${SERVICE_NAME:-${exec##*/}}" + [ -z "$SERVICE_USE_PID$SERVICE_WRITE_PID$SERVICE_PID_FILE" ] \ + || ssd="$ssd -p ${SERVICE_PID_FILE:-/var/run/$name.pid}" + [ -z "$SERVICE_MATCH_NAME" ] || ssd="$ssd -n $name" + ssd="$ssd${SERVICE_UID:+ -c $SERVICE_UID${SERVICE_GID:+:$SERVICE_GID}}" + [ -z "$SERVICE_MATCH_EXEC$start" ] || ssd="$ssd -x $exec" + shift + $ssd${1:+ -- "$@"} +} + +service_check() { + service -C "$@" +} + +service_signal() { + SERVICE_SIG="${SERVICE_SIG:-USR1}" service -K "$@" +} + +service_start() { + service -S "$@" +} + +service_stop() { + local try + SERVICE_SIG="${SERVICE_SIG:-$SERVICE_SIG_STOP}" service -K "$@" || return 1 + while [ $((try++)) -lt $SERVICE_STOP_TIME ]; do + service -C "$@" || return 0 + sleep 1 + done + SERVICE_SIG="KILL" service -K "$@" + sleep 1 + ! service -C "$@" +} + +service_reload() { + SERVICE_SIG="${SERVICE_SIG:-$SERVICE_SIG_RELOAD}" service -K "$@" +} + +service_kill() { + cat 1>&2 << __END_OF_WARNING__ +# +# WARNING: the 'service_kill' function is now deprecated and might be +# removed soon. Consider using the other new service_* wrappers instead. +# +__END_OF_WARNING__ + local name="${1}" + local pid="${2:-$(pidof "$name")}" + local grace="${3:-5}" + + [ -f "$pid" ] && pid="$(head -n1 "$pid" 2>/dev/null)" + + for pid in $pid; do + [ -d "/proc/$pid" ] || continue + local try=0 + kill -TERM $pid 2>/dev/null && \ + while grep -qs "$name" "/proc/$pid/cmdline" && [ $((try++)) -lt $grace ]; do sleep 1; done + kill -KILL $pid 2>/dev/null && \ + while grep -qs "$name" "/proc/$pid/cmdline"; do sleep 1; done + done +} + + + diff --git a/package/base-files/files/lib/functions/uci-defaults.sh b/package/base-files/files/lib/functions/uci-defaults.sh new file mode 100644 index 000000000..477c00cfd --- /dev/null +++ b/package/base-files/files/lib/functions/uci-defaults.sh @@ -0,0 +1,230 @@ +#!/bin/sh +# Copyright (C) 2011 OpenWrt.org + +UCIDEF_LEDS_CHANGED=0 + +ucidef_set_led_netdev() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local dev=$4 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.trigger='netdev' +set system.$cfg.dev='$dev' +set system.$cfg.mode='link tx rx' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_led_usbdev() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local dev=$4 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.trigger='usbdev' +set system.$cfg.dev='$dev' +set system.$cfg.interval='50' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_led_wlan() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local trigger=$4 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.trigger='$trigger' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_led_switch() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local trigger=$4 + local port_mask=$5 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.trigger='$trigger' +set system.$cfg.port_mask='$port_mask' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_led_default() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local default=$4 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.default='$default' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_led_rssi() { + local cfg="led_$1" + local name=$2 + local sysfs=$3 + local iface=$4 + local minq=$5 + local maxq=$6 + local offset=$7 + local factor=$8 + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='led' +set system.$cfg.name='$name' +set system.$cfg.sysfs='$sysfs' +set system.$cfg.trigger='rssi' +set system.$cfg.iface='rssid_$iface' +set system.$cfg.minq='$minq' +set system.$cfg.maxq='$maxq' +set system.$cfg.offset='$offset' +set system.$cfg.factor='$factor' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_set_rssimon() { + local dev="$1" + local refresh="$2" + local threshold="$3" + + local cfg="rssid_$dev" + + uci -q get system.$cfg && return 0 + + uci batch <<EOF +set system.$cfg='rssid' +set system.$cfg.dev='$dev' +set system.$cfg.refresh='$refresh' +set system.$cfg.threshold='$threshold' +EOF + UCIDEF_LEDS_CHANGED=1 +} + +ucidef_commit_leds() +{ + [ "$UCIDEF_LEDS_CHANGED" == "1" ] && uci commit system +} + +ucidef_set_interface_loopback() { + uci batch <<EOF +set network.loopback='interface' +set network.loopback.ifname='lo' +set network.loopback.proto='static' +set network.loopback.ipaddr='127.0.0.1' +set network.loopback.netmask='255.0.0.0' +EOF +} + +ucidef_set_interface_raw() { + local cfg=$1 + local ifname=$2 + + uci batch <<EOF +set network.$cfg='interface' +set network.$cfg.ifname='$ifname' +set network.$cfg.proto='none' +EOF +} + +ucidef_set_interface_lan() { + local ifname=$1 + + uci batch <<EOF +set network.lan='interface' +set network.lan.ifname='$ifname' +set network.lan.type='bridge' +set network.lan.proto='static' +set network.lan.ipaddr='192.168.1.1' +set network.lan.netmask='255.255.255.0' +EOF +} + +ucidef_set_interface_wan() { + local ifname=$1 + + uci batch <<EOF +set network.wan='interface' +set network.wan.ifname='$ifname' +set network.wan.proto='dhcp' +EOF +} + +ucidef_set_interfaces_lan_wan() { + local lan_ifname=$1 + local wan_ifname=$2 + + ucidef_set_interface_lan "$lan_ifname" + ucidef_set_interface_wan "$wan_ifname" +} + +ucidef_set_interface_macaddr() { + local ifname=$1 + local mac=$2 + + uci batch <<EOF +set network.$ifname.macaddr='$mac' +EOF +} + +ucidef_add_switch() { + local name=$1 + local reset=$2 + local enable=$3 + uci batch <<EOF +add network switch +set network.@switch[-1].name='$name' +set network.@switch[-1].reset='$reset' +set network.@switch[-1].enable_vlan='$enable' +EOF +} + +ucidef_add_switch_vlan() { + local device=$1 + local vlan=$2 + local ports=$3 + uci batch <<EOF +add network switch_vlan +set network.@switch_vlan[-1].device='$device' +set network.@switch_vlan[-1].vlan='$vlan' +set network.@switch_vlan[-1].ports='$ports' +EOF +} + |