From 561803c0a75a73abe3a392c080d6678b84a31891 Mon Sep 17 00:00:00 2001 From: neilpang Date: Sat, 1 Jun 2019 22:30:25 +0800 Subject: [PATCH] add deploy hook to docker containers --- Dockerfile | 1 + deploy/docker.sh | 264 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 265 insertions(+) create mode 100755 deploy/docker.sh diff --git a/Dockerfile b/Dockerfile index 0e8b58d..8a7fd03 100644 --- a/Dockerfile +++ b/Dockerfile @@ -8,6 +8,7 @@ RUN apk update -f \ curl \ socat \ tzdata \ + tar \ && rm -rf /var/cache/apk/* ENV LE_CONFIG_HOME /acme.sh diff --git a/deploy/docker.sh b/deploy/docker.sh new file mode 100755 index 0000000..57081cc --- /dev/null +++ b/deploy/docker.sh @@ -0,0 +1,264 @@ +#!/usr/bin/env sh + +#DEPLOY_DOCKER_CONTAINER_LABEL="xxxxxxx" +#DOCKER_HOST=/var/run/docker.sock | tcp://localhost:8888 + + +#DEPLOY_DOCKER_CONTAINER_KEY_FILE="/path/to/key.pem" +#DEPLOY_DOCKER_CONTAINER_CERT_FILE="/path/to/cert.pem" +#DEPLOY_DOCKER_CONTAINER_CA_FILE="/path/to/ca.pem" +#DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE="/path/to/fullchain.pem" +#DEPLOY_DOCKER_CONTAINER_RELOAD_CMD="service nginx force-reload" + +_DEPLOY_DOCKER_WIKI="http://xxxxxx" + +_DOCKER_HOST_DEFAULT="/var/run/docker.sock" + +docker_deploy() { + _cdomain="$1" + _ckey="$2" + _ccert="$3" + _cca="$4" + _cfullchain="$5" + + if [ -z "$DEPLOY_DOCKER_CONTAINER_LABEL" ]; then + _err "The DEPLOY_DOCKER_CONTAINER_LABEL variable is not defined, we use this label to find the container." + _err "See: $_DEPLOY_DOCKER_WIKI" + fi + + _savedomainconf DEPLOY_DOCKER_CONTAINER_LABEL "$DEPLOY_DOCKER_CONTAINER_LABEL" + + if [ "$DOCKER_HOST" ]; then + _saveaccountconf DOCKER_HOST "$DOCKER_HOST" + fi + + if _exists docker && docker version | grep -i docker >/dev/null; then + _info "Using docker command" + export _USE_DOCKER_COMMAND=1 + else + export _USE_DOCKER_COMMAND= + fi + + export _USE_UNIX_SOCKET= + if [ -z "$_USE_DOCKER_COMMAND" ]; then + export _USE_REST= + if [ "$DOCKER_HOST" ]; then + _debug "Try use docker host: $DOCKER_HOST" + export _USE_REST=1 + else + export _DOCKER_SOCK="$_DOCKER_HOST_DEFAULT" + _debug "Try use $_DOCKER_SOCK" + if [ ! -e "$_DOCKER_SOCK" ] || [ ! -w "$_DOCKER_SOCK" ]; then + _err "$_DOCKER_SOCK is not available" + return 1 + fi + export _USE_UNIX_SOCKET=1 + if ! _exists "curl"; then + _err "Please install curl first." + _err "We need curl to work." + return 1 + fi + if ! _check_curl_version; then + return 1 + fi + fi + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_KEY_FILE" ]; then + _savedomainconf DEPLOY_DOCKER_CONTAINER_KEY_FILE "$DEPLOY_DOCKER_CONTAINER_KEY_FILE" + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_CERT_FILE" ]; then + _savedomainconf DEPLOY_DOCKER_CONTAINER_CERT_FILE "$DEPLOY_DOCKER_CONTAINER_CERT_FILE" + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_CA_FILE" ]; then + _savedomainconf DEPLOY_DOCKER_CONTAINER_CA_FILE "$DEPLOY_DOCKER_CONTAINER_CA_FILE" + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE" ]; then + _savedomainconf DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE "$DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE" + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_RELOAD_CMD" ]; then + _savedomainconf DEPLOY_DOCKER_CONTAINER_RELOAD_CMD "$DEPLOY_DOCKER_CONTAINER_RELOAD_CMD" + fi + + _cid="$(_get_id "$DEPLOY_DOCKER_CONTAINER_LABEL")" + _info "Container id: $_cid" + if [ -z "$_cid" ]; then + _err "can not find container id" + return 1 + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_KEY_FILE" ]; then + if ! _docker_cp "$_cid" "$_ckey" "$DEPLOY_DOCKER_CONTAINER_KEY_FILE"; then + return 1 + fi + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_CERT_FILE" ]; then + if ! _docker_cp "$_cid" "$_ccert" "$DEPLOY_DOCKER_CONTAINER_CERT_FILE"; then + return 1 + fi + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_CA_FILE" ]; then + if ! _docker_cp "$_cid" "$_cca" "$DEPLOY_DOCKER_CONTAINER_CA_FILE"; then + return 1 + fi + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE" ]; then + if ! _docker_cp "$_cid" "$_cfullchain" "$DEPLOY_DOCKER_CONTAINER_FULLCHAIN_FILE"; then + return 1 + fi + fi + + if [ "$DEPLOY_DOCKER_CONTAINER_RELOAD_CMD" ]; then + if ! _docker_exec "$_cid" "$DEPLOY_DOCKER_CONTAINER_RELOAD_CMD"; then + return 1 + fi + fi + return 0 +} + +#label +_get_id() { + _label="$1" + if [ "$_USE_DOCKER_COMMAND" ]; then + docker ps -f label="$_label" --format "{{.ID}}" + elif [ "$_USE_REST" ]; then + _err "Not implemented yet." + return 1 + elif [ "$_USE_UNIX_SOCKET" ]; then + _req="{\"label\":[\"$_label\"]}" + _debug2 _req "$_req" + _req="$(printf "%s" "$_req" | _url_encode)" + _debug2 _req "$_req" + listjson="$(_curl_unix_sock "${_DOCKER_SOCK:-$_DOCKER_HOST_DEFAULT}" GET "/containers/json?filters=$_req")" + _debug2 "listjson" "$listjson" + echo "$listjson" | tr '{,' '\n' | grep -i '"id":' | _head_n 1 | cut -d '"' -f 4 + else + _err "Not implemented yet." + return 1 + fi +} + +#id cmd +_docker_exec() { + _eargs="$@" + _debug2 "_docker_exec $_eargs" + _dcid="$1" + shift + if [ "$_USE_DOCKER_COMMAND" ]; then + docker exec -i "$_dcid" $@ + elif [ "$_USE_REST" ]; then + _err "Not implemented yet." + return 1 + elif [ "$_USE_UNIX_SOCKET" ]; then + _cmd="$@" + _cmd="$(printf "$_cmd" | sed 's/ /","/g')" + _debug2 _cmd "$_cmd" + #create exec instance: + cjson="$(_curl_unix_sock "$_DOCKER_SOCK" POST "/containers/$_dcid/exec" "{\"Cmd\": [\"$_cmd\"]}")"; + _debug2 cjson "$cjson" + execid="$(echo "$cjson" | cut -d '"' -f 4)" + _debug execid "$execid" + ejson="$(_curl_unix_sock "$_DOCKER_SOCK" POST "/exec/$execid/start" "{\"Detach\": false,\"Tty\": false}")"; + _debug2 ejson "$ejson" + else + _err "Not implemented yet." + return 1 + fi +} + +#id from to +_docker_cp() { + _dcid="$1" + _from="$2" + _to="$3" + _info "Copying file from $_from to $_to" + _dir="$(dirname "$_to")" + _docker_exec "$_dcid" mkdir -p "$_dir" + if [ "$_USE_DOCKER_COMMAND" ]; then + cat "$_from" | _docker_exec "$_dcid" tee "$_to" >/dev/null + if [ "$?" = "0" ]; then + _info "Success" + return 0 + else + _info "Error" + return 1 + fi + elif [ "$_USE_REST" ]; then + _err "Not implemented yet." + return 1 + elif [ "$_USE_UNIX_SOCKET" ]; then + _frompath="$_from" + if _startswith "$_frompath" '/'; then + _frompath="$(echo "$_from" | cut -b 2- )" #remove the first '/' char + fi + _debug2 "_frompath" "$_frompath" + _toname="$(basename "$_to")" + _debug2 "_toname" "$_toname" + if ! tar --transform="s,$_frompath,$_toname," -cz "$_from" 2>/dev/null | _curl_unix_sock "$_DOCKER_SOCK" PUT "/containers/$_dcid/archive?noOverwriteDirNonDir=1&path=$(printf "%s" "$_dir" | _url_encode)" '@-' "Content-Type: application/octet-stream"; then + _err "copy error" + return 1 + fi + return 0 + else + _err "Not implemented yet." + return 1 + fi + +} + +#sock method endpoint data content-type +_curl_unix_sock() { + _socket="$1" + _method="$2" + _endpoint="$3" + _data="$4" + _ctype="$5" + if [ -z "$_ctype" ]; then + _ctype="Content-Type: application/json" + fi + _debug _data "$_data" + _debug2 "url" "http://localhost$_endpoint" + if [ "$_CURL_NO_HOST" ]; then + _cux_url="http:$_endpoint" + else + _cux_url="http://localhost$_endpoint" + fi + + if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then + curl -vvv --silent --unix-socket "$_socket" -X $_method --data-binary "$_data" --header "$_ctype" "$_cux_url" + else + curl --silent --unix-socket "$_socket" -X $_method --data-binary "$_data" --header "$_ctype" "$_cux_url" + fi + +} + +_check_curl_version() { + _cversion="$(curl -V | grep '^curl ' | cut -d ' ' -f 2)" + _debug2 "_cversion" "$_cversion" + + _major="$(_getfield "$_cversion" 1 '.')" + _debug2 "_major" "$_major" + + _minor="$(_getfield "$_cversion" 2 '.')" + _debug2 "_minor" "$_minor" + + if [ "$_major$_minor" -lt "740" ]; then + _err "curl v$_cversion doesn't support unit socket" + return 1 + fi + if [ "$_major$_minor" -lt "750" ]; then + _debug "Use short host name" + export _CURL_NO_HOST=1 + else + export _CURL_NO_HOST= + fi + return 0 +} +