74 lines
1.9 KiB
Bash
74 lines
1.9 KiB
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2013-2017 OpenWrt.org
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START=60
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USE_PROCD=1
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_log() {
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logger -p daemon.info -t prometheus-node-exporter-ucode "$@"
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}
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start_service() {
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. /lib/functions/network.sh
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local interface port bind4 bind6
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config_load prometheus-node-exporter-ucode.main
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config_get interface "main" listen_interface "loopback"
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config_get port "main" listen_port 9101
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config_get keepalive "main" http_keepalive 70
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[ "$interface" = "*" ] || {
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network_get_ipaddr bind4 "$interface"
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network_get_ipaddr6 bind6 "$interface"
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[ -n "$bind4$bind6" ] || {
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_log "defering start until listen interface $interface becomes ready"
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return 0
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}
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}
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procd_open_instance
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procd_set_param command /usr/sbin/uhttpd -f -c /dev/null -h /dev/null -S -D -o /metrics -O /usr/share/ucode/node-exporter/metrics.uc
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if [ "$interface" = "*" ]; then
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procd_append_param command -p $port
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else
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[ -n "$bind4" ] && procd_append_param command -p $bind4:$port
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[ -n "$bind6" ] && procd_append_param command -p [$bind6]:$port
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fi
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[ $keepalive -gt 0 ] && procd_append_param command -k $keepalive
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procd_add_jail prometheus-node-exporter-ucode log procfs sysfs ubus
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procd_add_jail_mount "/usr/lib/uhttpd_ucode.so"
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procd_add_jail_mount "/lib/libubus.so*"
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procd_add_jail_mount "/lib/libuci.so"
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procd_add_jail_mount "/usr/lib/ucode"
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procd_add_jail_mount "/usr/lib/libnl*.so*"
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procd_add_jail_mount "/usr/share/ucode/node-exporter"
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procd_add_jail_mount "/etc/config"
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# TODO breaks the dsl collector?
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#procd_set_param user nobody
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#procd_set_param group nogroup
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procd_set_param no_new_privs 1
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procd_set_param stdout 1
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procd_set_param stderr 1
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procd_set_param respawn
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procd_close_instance
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}
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service_triggers()
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{
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local interface
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procd_add_reload_trigger "prometheus-node-exporter-ucode"
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config_load prometheus-node-exporter-ucode.main
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config_get interface "main" listen_interface "loopback"
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[ "$interface" = "*" ] || procd_add_reload_interface_trigger "$interface"
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}
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