Docker设置国内镜像

if [ -z "$1" ]then echo 'Error: Registry-mirror url required.' exit 1fi

MIRROR_URL=$1lsb_dist=''command_exists() { command -v "$@" > /dev/null 2>&1}if command_exists lsb_release; then lsb_dist="$(lsb_release -si)" lsb_version="$(lsb_release -rs)"fiif [ -z "$lsb_dist" ] && [ -r /etc/lsb-release ]; then lsb_dist="$(. /etc/lsb-release && echo "$DISTRIB_ID")" lsb_version="$(. /etc/lsb-release && echo "$DISTRIB_RELEASE")"fiif [ -z "$lsb_dist" ] && [ -r /etc/debian_version ]; then lsb_dist='debian'fiif [ -z "$lsb_dist" ] && [ -r /etc/fedora-release ]; then lsb_dist='fedora'fiif [ -z "$lsb_dist" ] && [ -r /etc/os-release ]; then lsb_dist="$(. /etc/os-release && echo "$ID")"fiif [ -z "$lsb_dist" ] && [ -r /etc/centos-release ]; then lsb_dist="$(cat /etc/*-release | head -n1 | cut -d " " -f1)"fiif [ -z "$lsb_dist" ] && [ -r /etc/redhat-release ]; then lsb_dist="$(cat /etc/*-release | head -n1 | cut -d " " -f1)"filsb_dist="$(echo $lsb_dist | cut -d " " -f1)"docker_version="$(docker -v | awk '{print $3}')"docker_major_version="$(echo $docker_version| cut -d "." -f1)"docker_minor_version="$(echo $docker_version| cut -d "." -f2)"lsb_dist="$(echo "$lsb_dist" | tr '[:upper:]' '[:lower:]')"

set_daemon_json_file(){ DOCKER_DAEMON_JSON_FILE="/etc/docker/daemon.json" if sudo test -f ${DOCKER_DAEMON_JSON_FILE} then sudo cp ${DOCKER_DAEMON_JSON_FILE} "${DOCKER_DAEMON_JSON_FILE}.bak" if sudo grep -q registry-mirrors "${DOCKER_DAEMON_JSON_FILE}.bak";then sudo cat "${DOCKER_DAEMON_JSON_FILE}.bak" | sed -n "1h;1"'!'"H;\${g;s|\"registry-mirrors\":\s*\[[^]]*\]|\"registry-mirrors\": [\"${MIRROR_URL}\"]|g;p;}" | sudo tee ${DOCKER_DAEMON_JSON_FILE} else sudo cat "${DOCKER_DAEMON_JSON_FILE}.bak" | sed -n "s|{|{\"registry-mirrors\": [\"${MIRROR_URL}\"],|g;p;" | sudo tee ${DOCKER_DAEMON_JSON_FILE} fi else sudo mkdir -p "/etc/docker" sudo echo "{\"registry-mirrors\": [\"${MIRROR_URL}\"]}" | sudo tee ${DOCKER_DAEMON_JSON_FILE} fi}

can_set_json(){ if [ "$docker_major_version" -eq 1 ] && [ "$docker_minor_version" -lt 12 ] then echo "docker version < 1.12" return 0 else echo "docker version >= 1.12" return 1 fi}

set_mirror(){ if [ "$docker_major_version" -eq 1 ] && [ "$docker_minor_version" -lt 9 ] then echo "please upgrade your docker to v1.9 or later" exit 1 fi

case "$lsb_dist" in centos) if grep "CentOS release 6" /etc/redhat-release > /dev/null then DOCKER_SERVICE_FILE="/etc/sysconfig/docker" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|other_args=\"|other_args=\"--registry-mirror='${MIRROR_URL}'|g" ${DOCKER_SERVICE_FILE} sudo sed -i "s|OPTIONS='|OPTIONS='--registry-mirror='${MIRROR_URL}'|g" ${DOCKER_SERVICE_FILE} echo "Success." echo "You need to restart docker to take effect: sudo service docker restart" exit 0 fi if grep "CentOS Linux release 7" /etc/redhat-release > /dev/null then if can_set_json; then DOCKER_SERVICE_FILE="/lib/systemd/system/docker.service" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|\(ExecStart=/usr/bin/docker[^ ]* daemon\)|\1 --registry-mirror="${MIRROR_URL}"|g" ${DOCKER_SERVICE_FILE} sudo systemctl daemon-reload else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo systemctl restart docker " exit 0 else echo "Error: Set mirror failed, please set registry-mirror manually please." exit 1 fi ;; fedora) if grep "Fedora release" /etc/fedora-release > /dev/null then if can_set_json; then DOCKER_SERVICE_FILE="/lib/systemd/system/docker.service" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|\(ExecStart=/usr/bin/docker[^ ]* daemon\)|\1 --registry-mirror="${MIRROR_URL}"|g" ${DOCKER_SERVICE_FILE} sudo systemctl daemon-reload else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo systemctl restart docker" exit 0 else echo "Error: Set mirror failed, please set registry-mirror manually please." exit 1 fi ;; ubuntu) v1=`echo ${lsb_version} | cut -d "." -f1` if [ "$v1" -ge 16 ]; then if can_set_json; then DOCKER_SERVICE_FILE="/lib/systemd/system/docker.service" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|\(ExecStart=/usr/bin/docker[^ ]* daemon -H fd://$\)|\1 --registry-mirror="${MIRROR_URL}"|g" ${DOCKER_SERVICE_FILE} sudo systemctl daemon-reload else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo systemctl restart docker.service" exit 0 else if can_set_json; then DOCKER_SERVICE_FILE="/etc/default/docker" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" if grep "registry-mirror" ${DOCKER_SERVICE_FILE} > /dev/null then sudo sed -i -u -E "s#--registry-mirror='?((http|https)://)?[a-zA-Z0-9.]+'?#--registry-mirror='${MIRROR_URL}'#g" ${DOCKER_SERVICE_FILE} else echo 'DOCKER_OPTS="$DOCKER_OPTS --registry-mirror='${MIRROR_URL}'"' >> ${DOCKER_SERVICE_FILE} echo ${MIRROR_URL} fi else set_daemon_json_file fi fi echo "Success." echo "You need to restart docker to take effect: sudo service docker restart" exit 0 ;; debian) if can_set_json; then DOCKER_SERVICE_FILE="/etc/default/docker" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" if grep "registry-mirror" ${DOCKER_SERVICE_FILE} > /dev/null then sudo sed -i -u -E "s#--registry-mirror='?((http|https)://)?[a-zA-Z0-9.]+'?#--registry-mirror='${MIRROR_URL}'#g" ${DOCKER_SERVICE_FILE} else echo 'DOCKER_OPTS="$DOCKER_OPTS --registry-mirror='${MIRROR_URL}'"' >> ${DOCKER_SERVICE_FILE} echo ${MIRROR_URL} fi else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo service docker restart" exit 0 ;; arch) if grep "Arch Linux" /etc/os-release > /dev/null then if can_set_json; then DOCKER_SERVICE_FILE="/lib/systemd/system/docker.service" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|\(ExecStart=/usr/bin/docker[^ ]* daemon -H fd://\)|\1 --registry-mirror="${MIRROR_URL}"|g" ${DOCKER_SERVICE_FILE} sudo systemctl daemon-reload else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo systemctl restart docker" exit 0 else echo "Error: Set mirror failed, please set registry-mirror manually please." exit 1 fi ;; suse) if grep "openSUSE Leap" /etc/os-release > /dev/null then if can_set_json; then DOCKER_SERVICE_FILE="/usr/lib/systemd/system/docker.service" sudo cp ${DOCKER_SERVICE_FILE} "${DOCKER_SERVICE_FILE}.bak" sudo sed -i "s|\(^ExecStart=/usr/bin/docker daemon -H fd://\)|\1 --registry-mirror="${MIRROR_URL}"|g" ${DOCKER_SERVICE_FILE} sudo systemctl daemon-reload else set_daemon_json_file fi echo "Success." echo "You need to restart docker to take effect: sudo systemctl restart docker" exit 0 else echo "Error: Set mirror failed, please set registry-mirror manually please." exit 1 fi esac echo "Error: Unsupported OS, please set registry-mirror manually." exit 1}set_mirror