改用新版方式注册,云端使用通配符证书

This commit is contained in:
2025-10-02 21:02:25 +08:00
parent 83ded96b63
commit dce7cb6fc9
3 changed files with 122 additions and 140 deletions

View File

@@ -1,71 +1,82 @@
#!/bin/sh
set -eu
: "${CONSUL_HTTP_ADDR:?need CONSUL_HTTP_ADDR}"
: "${SERVICE_NAME:?need SERVICE_NAME}"
: "${SERVICE_ADDR:?need SERVICE_ADDR}"
: "${SERVICE_PORT:?need SERVICE_PORT}"
: "${ROUTE_HOST:?need ROUTE_HOST}"
SERVICE_ID="${SERVICE_ID:-${SERVICE_NAME}-${SERVICE_ADDR}-${SERVICE_PORT}}"
SERVICE_TAGS="${SERVICE_TAGS:-}"
CHECK_TYPE="${CHECK_TYPE:-tcp}" # tcp|http
CHECK_PATH="${CHECK_PATH:-/healthz}" # http 模式才用
CONSUL="${CONSUL_HTTP_ADDR:?need CONSUL_HTTP_ADDR}"
SERVICE_PROTOCOL="${SERVICE_PROTOCOL:-http}" # http | tcp
CHECK_TYPE="${CHECK_TYPE:-tcp}" # http | tcp
CHECK_PATH="${CHECK_PATH:-/}"
CHECK_INTERVAL="${CHECK_INTERVAL:-10s}"
CHECK_TIMEOUT="${CHECK_TIMEOUT:-2s}"
DEREG_AFTER="${DEREG_AFTER:-1m}"
TRAEFIK_HTTP_ENTRYPOINT="${TRAEFIK_HTTP_ENTRYPOINT:-websecure}"
TRAEFIK_TCP_ENTRYPOINT="${TRAEFIK_TCP_ENTRYPOINT:-tcp}"
# TRAEFIK_CERT_RESOLVER="${TRAEFIK_CERT_RESOLVER:-cf}"
# 组装 Tags 的 JSON 数组
if [ -n "$SERVICE_TAGS" ]; then
# 逗号分隔转 JSON 数组
TAGS_JSON=$(printf '%s' "$SERVICE_TAGS" | awk -F, '
BEGIN{printf "["}
{for(i=1;i<=NF;i++){gsub(/^ *| *$/, "", $i); printf "%s\"%s\"", (i>1?",":""), $i}}
END{printf "]"}
')
echo "[registrar] consul: $CONSUL, service: $SERVICE_NAME@$SERVICE_ADDR:$SERVICE_PORT"
# 等云端 Consul Server 可用
for i in $(seq 1 90); do
if wget -qO- "$CONSUL/v1/status/leader" >/dev/null 2>&1; then
break
fi
sleep 1
done
ID="${SERVICE_NAME}-${SERVICE_ADDR}-${SERVICE_PORT}"
# 组装 Traefik tagsConsulCatalog
TAGS="traefik.enable=true"
if [ "$SERVICE_PROTOCOL" = "http" ]; then
TAGS="$TAGS,traefik.http.routers.${SERVICE_NAME}.rule=Host(\`${ROUTE_HOST}\`)"
TAGS="$TAGS,traefik.http.routers.${SERVICE_NAME}.entrypoints=${TRAEFIK_HTTP_ENTRYPOINT}"
TAGS="$TAGS,traefik.http.routers.${SERVICE_NAME}.tls=true"
TAGS="$TAGS,traefik.http.services.${SERVICE_NAME}.loadbalancer.server.scheme=http"
TAGS="$TAGS,traefik.http.services.${SERVICE_NAME}.loadbalancer.server.port=${SERVICE_PORT}"
# 可选:应用云端 dynamic.yml 的中间件
TAGS="$TAGS,traefik.http.routers.${SERVICE_NAME}.middlewares=gzip-all@file,security-headers@file"
elif [ "$SERVICE_PROTOCOL" = "tcp" ]; then
TAGS="$TAGS,traefik.tcp.routers.${SERVICE_NAME}.rule=HostSNI(\`${ROUTE_HOST}\`)"
TAGS="$TAGS,traefik.tcp.routers.${SERVICE_NAME}.entrypoints=${TRAEFIK_TCP_ENTRYPOINT}"
TAGS="$TAGS,traefik.tcp.services.${SERVICE_NAME}.loadbalancer.server.port=${SERVICE_PORT}"
else
TAGS_JSON="[]"
echo "unsupported SERVICE_PROTOCOL=$SERVICE_PROTOCOL" >&2; exit 2
fi
# 组装 Check JSON
# 转 JSON 数组(按逗号拆分)
to_json_array() { echo "$1" | awk -v RS=, 'NF{print "\""$0"\""}' | paste -sd, - | sed 's/^/[/' | sed 's/$/]/'; }
TAGS_JSON="$(to_json_array "$TAGS")"
# 健康检查 JSON
if [ "$CHECK_TYPE" = "http" ]; then
CHECK_JSON=$(cat <<EOF
{
"Name": "http-${SERVICE_PORT}",
"HTTP": "http://${SERVICE_ADDR}:${SERVICE_PORT}${CHECK_PATH}",
"Method": "GET",
"Interval": "${CHECK_INTERVAL}",
"Timeout": "${CHECK_TIMEOUT}",
"DeregisterCriticalServiceAfter": "${DEREG_AFTER}"
}
{"Name":"http","HTTP":"http://${SERVICE_ADDR}:${SERVICE_PORT}${CHECK_PATH}","Interval":"${CHECK_INTERVAL}","Timeout":"${CHECK_TIMEOUT}","DeregisterCriticalServiceAfter":"${DEREG_AFTER}"}
EOF
)
else
CHECK_JSON=$(cat <<EOF
{
"Name": "tcp-${SERVICE_PORT}",
"TCP": "${SERVICE_ADDR}:${SERVICE_PORT}",
"Interval": "${CHECK_INTERVAL}",
"Timeout": "${CHECK_TIMEOUT}",
"DeregisterCriticalServiceAfter": "${DEREG_AFTER}"
}
{"Name":"tcp","TCP":"${SERVICE_ADDR}:${SERVICE_PORT}","Interval":"${CHECK_INTERVAL}","Timeout":"${CHECK_TIMEOUT}","DeregisterCriticalServiceAfter":"${DEREG_AFTER}"}
EOF
)
fi
# 注册 payload
cat > /tmp/service.json <<JSON
{
"Name": "${SERVICE_NAME}",
"ID": "${SERVICE_ID}",
"Address": "${SERVICE_ADDR}",
"Port": ${SERVICE_PORT},
"Tags": ${TAGS_JSON},
"Checks": [ ${CHECK_JSON} ]
}
JSON
# 写 service 定义并注册到"云端" Consul Server
cat > /tmp/svc.json <<EOF
{"service":{"id":"${ID}","name":"${SERVICE_NAME}","address":"${SERVICE_ADDR}","port":${SERVICE_PORT},"tags":${TAGS_JSON},"checks":[${CHECK_JSON}]}}
EOF
echo "[registrar] registering ${SERVICE_ID} -> ${SERVICE_ADDR}:${SERVICE_PORT} ..."
curl -fsS -X PUT -d @/tmp/service.json "${CONSUL_HTTP_ADDR}/v1/agent/service/register"
echo "[registrar] done."
# 阻塞防退出(可选)
tail -f /dev/null
echo "[registrar] register ${ID} -\u003e ${CONSUL}"
consul services register -http-addr="$CONSUL" /tmp/svc.json
term() {
echo "[registrar] deregister ${ID}"
consul services deregister -http-addr="$CONSUL" /tmp/svc.json || true
exit 0
}
trap term TERM INT
tail -f /dev/null