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93 lines
2.1 KiB
93 lines
2.1 KiB
#!/bin/sh /etc/rc.common
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USE_PROCD=1
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START=25
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DOCKERD_CONF="/tmp/dockerd/daemon.json"
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json_add_array_string() {
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json_add_string "" "$1"
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}
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process_config() {
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local alt_config_file data_root log_level
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rm -f "$DOCKERD_CONF"
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[ -f /etc/config/dockerd ] || {
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# Use the daemon default configuration
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DOCKERD_CONF=""
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return 0
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}
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config_load 'dockerd'
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config_get alt_config_file globals alt_config_file
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[ -n "$alt_config_file" ] && [ -f "$alt_config_file" ] && {
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ln -s "$alt_config_file" "$DOCKERD_CONF"
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return 0
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}
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config_get data_root globals data_root "/opt/docker/"
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config_get log_level globals log_level "warn"
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. /usr/share/libubox/jshn.sh
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json_init
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json_add_string "data-root" "$data_root"
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json_add_string "log-level" "$log_level"
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json_add_array "registry-mirrors"
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config_list_foreach globals registry_mirror json_add_array_string
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json_close_array
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mkdir -p /tmp/dockerd
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json_dump > "$DOCKERD_CONF"
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}
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start_service() {
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local nofile=$(cat /proc/sys/fs/nr_open)
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process_config
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procd_open_instance
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procd_set_param stderr 1
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if [ -z "$DOCKERD_CONF" ]; then
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procd_set_param command /usr/bin/dockerd
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else
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procd_set_param command /usr/bin/dockerd --config-file="$DOCKERD_CONF"
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fi
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procd_set_param limits nofile="${nofile} ${nofile}"
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procd_close_instance
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}
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ip4tables_remove_nat() {
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iptables -t nat -D OUTPUT ! -d 127.0.0.0/8 -m addrtype --dst-type LOCAL -j DOCKER
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iptables -t nat -D PREROUTING -m addrtype --dst-type LOCAL -j DOCKER
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iptables -t nat -F DOCKER
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iptables -t nat -X DOCKER
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}
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ip4tables_remove_filter() {
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iptables -t filter -D FORWARD -j DOCKER-USER
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iptables -t filter -D FORWARD -j DOCKER-ISOLATION-STAGE-1
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iptables -t filter -D FORWARD -o docker0 -j DOCKER
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iptables -t filter -F DOCKER
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iptables -t filter -F DOCKER-ISOLATION-STAGE-1
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iptables -t filter -F DOCKER-ISOLATION-STAGE-2
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iptables -t filter -F DOCKER-USER
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iptables -t filter -X DOCKER
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iptables -t filter -X DOCKER-ISOLATION-STAGE-1
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iptables -t filter -X DOCKER-ISOLATION-STAGE-2
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iptables -t filter -X DOCKER-USER
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}
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ip4tables_remove() {
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ip4tables_remove_nat
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ip4tables_remove_filter
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}
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stop_service() {
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ip4tables_remove
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}
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