Docker Entrypoint 鏄竴涓彲鎵ц鑴氭湰鎴栧懡浠わ紝瀹冨湪瀹瑰櫒鍚姩鏃惰繍琛屻€傚畠閫氬父鐢ㄤ簬閰嶇疆瀹瑰櫒鐜銆佸垵濮嬪寲搴旂敤绋嬪簭鍜岃缃鍣ㄦ墍闇€鐨勪换浣曟湇鍔°€?/p>

鎮ㄥ彲浠ュ湪 Dockerfile 涓娇鐢?ENTRYPOINT 鎸囦护鏉ュ畾涔?Entrypoint銆傚畠鏈変袱绉嶄笉鍚岀殑鏍煎紡锛?/p>

1. 鎵ц鍛戒护鏍煎紡锛?/li>

ENTRYPOINT ["executable", "param1", "param2"]

杩欑鏍煎紡鐢ㄤ簬鎵ц鍏蜂綋鐨勫懡浠わ紝渚嬪锛?/p>

ENTRYPOINT ["npm", "start"]

杩欏皢鍦ㄥ鍣ㄥ惎鍔ㄦ椂鎵ц npm start 鍛戒护銆?/p>

2. 鎵ц鑴氭湰鏍煎紡锛?/li>

ENTRYPOINT command param1 param2

杩欑鏍煎紡鐢ㄤ簬鎵ц鑷畾涔夎剼鏈紝渚嬪锛?/p>

ENTRYPOINT echo "Hello, Docker!"

杩欏皢鍦ㄥ鍣ㄥ惎鍔ㄦ椂鎵ц鑷畾涔夌殑 echo 鍛戒护銆?/p>

鍦ㄥ簲鐢?Entrypoint 鏃讹紝鍙互鑰冭檻浠ヤ笅鍑犵偣锛?/p>

1. 閫夋嫨鍚堥€傜殑鍩虹闀滃儚锛氭偍闇€瑕侀€夋嫨涓€涓寘鍚墍闇€宸ュ叿鍜岀幆澧冪殑鍩虹闀滃儚銆?/p>

2. 澶勭悊淇″彿锛氱‘淇?Entrypoint 鑴氭湰鍙互姝ｇ‘澶勭悊 SIGINT銆丼IGTERM 绛変俊鍙凤紝浠ヤ究浼橀泤鍦板仠姝㈠鍣ㄣ€?/p>

3. 澶勭悊閰嶇疆锛氭偍鍙互浣跨敤鐜鍙橀噺浼犻€掗厤缃弬鏁扮粰 Entrypoint锛屽苟鍦ㄨ剼鏈腑浣跨敤杩欎簺鍙傛暟杩涜閰嶇疆銆?/p>

4. 鍚姩搴旂敤绋嬪簭锛氬湪 Entrypoint 鑴氭湰涓紝鎮ㄥ彲浠ュ惎鍔ㄥ簲鐢ㄧ▼搴忔垨鎵€闇€鐨勬湇鍔★紝骞惰缃繀瑕佺殑鐜鍙橀噺鍜岄厤缃€?/p>

浠ヤ笅鏄竴涓ず渚?Dockerfile锛屽睍绀轰簡濡備綍浣跨敤 Entrypoint锛?/p>

FROM ubuntu
# 瀹夎鎵€闇€鐨勫伐鍏峰拰渚濊禆
# 澶嶅埗搴旂敤绋嬪簭鏂囦欢鍒伴暅鍍?/span>
# 璁剧疆鐜鍙橀噺
ENTRYPOINT ["./entrypoint.sh"]

鍦ㄤ笂杩扮ず渚嬩腑锛?code>entrypoint.sh 鏄竴涓嚜瀹氫箟鑴氭湰鏂囦欢锛屽畠灏嗗湪瀹瑰櫒鍚姩鏃舵墽琛屻€傛偍鍙互鍦ㄨ剼鏈腑鎵ц浠讳綍蹇呰鐨勬搷浣滐紝渚嬪瀹夎渚濊禆銆侀厤缃幆澧冨拰鍚姩搴旂敤绋嬪簭銆?/p>

甯屾湜杩欏彲浠ュ府鍔╂偍搴旂敤 Docker Entrypoint銆?/p>