jetsung / 【脚本】推送消息到钉钉、飞书、Lark

#!/usr/bin/env bash #============================================================ # File: push-notify.sh # Description: 推送消息到钉钉、飞书、Lark # URL: https://fx4.cn/ # ORIGIN: https://gist.asfd.cn/jetsung/notify/raw/HEAD/notify.sh # Author: Jetsung Chan <[email protected]> # Version: 0.1.0 # CreatedAt: 2025-08-18 # UpdatedAt: 2025-08-18 #============================================================ if [[ -n "${DEBUG:-}" ]]; then set -eux else set -euo pipefail fi judgment_parameters() { while [[ "$#" -gt '0' ]]; do case "$1" in '-h' | '--help') HELP='1' break ;; -m | --message) if [[ -z "${2:?error: Please specify the correct message.}" ]]; then exit 1 fi MESSAGE="$2" shift ;; -s | --secret) if [[ -z "${2:?error: Please specify the correct secret.}" ]]; then exit 1 fi SECRET="$2" shift ;; -t | --timestamp) if [[ -z "${2:?error: Please specify the correct timestamp.}" ]]; then exit 1 fi TIMESTAMP="$2" shift ;; -u | --url) if [[ -z "${2:?error: Please specify the correct url.}" ]]; then exit 1 fi URL="$2" shift ;; *) echo "$0: unknown option -- -" exit 1 ;; esac shift done } show_help() { echo "usage: $0 [ options ]" echo ' -h, --help Show help' echo ' -m, --message Push message' echo ' -s, --secret Push secret' echo ' -t, --timestamp Push timestamp' echo ' -u, --url Push url' exit 0 } send_message() { SEND_TEMPLATE_DINGTALK='{ "msgtype": "text", "text": { "content": "消息通知： %s " }, "at": { "isAtAll": false } }' SEND_TEMPLATE_FEISHU='{ "msg_type": "text", "content": {"text": "消息通知: %s "}, "sign": "%s", "timestamp": %d }' # shellcheck disable=SC2059 if [[ "$DOMAIN" == "oapi.dingtalk.com" ]]; then [[ ${#TIMESTAMP} -eq 13 ]] || TIMESTAMP="${TIMESTAMP}000" signature 1 message=$(printf "$SEND_TEMPLATE_DINGTALK" "$MESSAGE") URL=$(printf "${URL}&timestamp=%s&sign=%s" "$TIMESTAMP" "$SIGN") else signature 2 message=$(printf "$SEND_TEMPLATE_FEISHU" "$MESSAGE" "$SIGN" "$TIMESTAMP") fi curl -XPOST -s -L "$URL" -H "Content-Type:application/json" -H "charset:utf-8" -d "$message" } signature() { if [[ -z "${SECRET:-}" ]]; then SIGN="" return fi string_to_sign="${TIMESTAMP}\n${SECRET}" if [[ "${1:-1}" == 1 ]]; then sign_str="$SECRET" data="$string_to_sign" else sign_str="$string_to_sign" data="" fi TMPPATH=$(mktemp "/tmp/notify.XXXXXX") clearup() { rm -rf "$TMPPATH" } trap clearup EXIT # shellcheck disable=SC2059 printf "$sign_str" >"$TMPPATH" # shellcheck disable=SC2059 SIGN=$(printf "$data" | openssl dgst -sha256 -hmac "$(cat "$TMPPATH")" -binary | base64) } main() { judgment_parameters "$@" [[ "${HELP:-}" -eq '1' ]] && show_help if [[ -z "$MESSAGE" ]]; then echo "error: Please specify the correct message." exit 1 fi if [[ -z "$URL" ]]; then echo "error: Please specify the correct url." exit 1 fi DOMAIN=$(echo "$URL" | awk -F[/:] '{print $4}') if [[ "$DOMAIN" != "oapi.dingtalk.com" ]] && [[ "$DOMAIN" != "open.feishu.cn" ]] && [[ "$DOMAIN" != "open.larksuite.com" ]]; then echo "error: Please specify the correct url." exit 1 fi [[ -n "${TIMESTAMP:-}" ]] || TIMESTAMP="$(date +%s)" send_message } main "$@"