ÔõÑùÔÚLinuxÉÏ°²ÅÅ΢ЧÀͼܹ¹
ÔõÑùÔÚlinuxÉÏ°²ÅÅ΢ЧÀͼܹ¹
΢ЧÀͼܹ¹ÒѾ³ÉΪÏÖ´úÈí¼þ¿ª·¢ÖеÄÈÈÃÅ»°Ìâ¡£Ëü½«Ò»¸ö´óÐÍÓ¦ÓóÌÐò²ð·Ö³É¶à¸ö×ÔÁ¦µÄСÐÍЧÀÍ£¬Ã¿¸öЧÀͶ¼¿ÉÒÔ×ÔÁ¦¿ª·¢¡¢²âÊÔ¡¢°²ÅźÍÀ©Õ¹¡£ÕâÖּܹ¹Äܹ»¸ÄÉÆϵͳµÄ¿Éά»¤ÐÔ¡¢¿ÉÀ©Õ¹ÐԺͿɲâÊÔÐÔ¡£ÔÚ±¾ÆªÎÄÕÂÖУ¬ÎÒÃǽ«ÌÖÂÛÔõÑùÔÚLinux²Ù×÷ϵͳÉÏ°²ÅÅ΢ЧÀͼܹ¹¡£
Ê×ÏÈ£¬ÎÒÃÇÐèҪΪÿ¸ö΢ЧÀͽ¨ÉèÒ»¸ö×ÔÁ¦µÄÈÝÆ÷¡£ÈÝÆ÷ÊÇÒ»ÖÖÐéÄ⻯ÊÖÒÕ£¬Ëü¿ÉÒÔÌṩ¸ôÀëÐÔºÍÇáÁ¿¼¶µÄÌØÕ÷¡£ÔÚLinuxÉÏ£¬ÎÒÃÇͨ³£Ê¹ÓÃDockerÀ´½¨ÉèºÍÖÎÀíÈÝÆ÷¡£ÏÂÃæÊÇÒ»¸öʾÀýDockerfile£¬ÓÃÓÚ½¨ÉèÒ»¸ö¼òÆÓµÄ΢ЧÀÍÈÝÆ÷£º
FROM ubuntu:latest RUN apt-get update RUN apt-get install -y nginx COPY index.html /usr/share/nginx/html/ EXPOSE 80 CMD ["nginx", "-g", "daemon off;"]
µÇ¼ºó¸´ÖÆ
ÔÚÕâ¸öʾÀýÖУ¬ÎÒÃÇʹÓÃÁËUbuntu×÷Ϊ»ù´¡¾µÏñ£¬²¢×°ÖÃÁËNginx×÷ΪWebЧÀÍÆ÷¡£È»ºó£¬ÎÒÃǽ«Ò»¸öÃûΪindex.htmlµÄÎļþ¸´ÖƵ½NginxµÄĬÈÏÍøվĿ¼ÖС£×îºó£¬ÎÒÃǽ«ÈÝÆ÷̻¶ÔÚÖ÷»úµÄ80¶Ë¿ÚÉÏ£¬²¢Í¨¹ýCMDÖ¸ÁîÀ´Æô¶¯NginxЧÀÍ¡£
½ÓÏÂÀ´£¬ÎÒÃÇÐèҪʹÓÃDockerÏÂÁîÀ´¹¹½¨ºÍÔËÐÐÈÝÆ÷¡£Ê×ÏÈ£¬ÎÒÃÇÐèҪʹÓÃÒÔÏÂÏÂÁî¹¹½¨ÈÝÆ÷¾µÏñ£º
docker build -t my-service .
µÇ¼ºó¸´ÖÆ
Õ⽫ÔÚÄ¿½ñĿ¼ÏµÄDockerfileÖй¹½¨Ò»¸öÃûΪmy-serviceµÄ¾µÏñ¡£È»ºó£¬ÎÒÃÇ¿ÉÒÔʹÓÃÒÔÏÂÏÂÁîÀ´ÔËÐÐÈÝÆ÷£º
docker run -d -p 80:80 my-service
µÇ¼ºó¸´ÖÆ
Õ⽫ÒÔºǫ́ģʽÔËÐÐÈÝÆ÷£¬²¢½«Ö÷»úµÄ80¶Ë¿ÚÓ³Éäµ½ÈÝÆ÷µÄ80¶Ë¿ÚÉÏ¡£
ÔÚ°²ÅÅ΢ЧÀͼܹ¹Ê±£¬Í¨³£ÐèҪ˼Á¿Ð§ÀÍÖ®¼äµÄͨѶ¡£³£¼ûµÄ×ö·¨ÊÇʹÓÃRESTful APIÀ´¾ÙÐÐͨѶ¡£¼ÙÉèÎÒÃÇÓÐÁ½¸ö΢ЧÀÍ£ºAºÍB¡£Î¢Ð§ÀÍAÐèҪŲÓÃ΢ЧÀÍBµÄij¸ö¹¦Ð§¡£ÎÒÃÇ¿ÉÒÔʹÓÃÒÔÏÂʾÀý´úÂëÀ´ÊµÏÖÕâ¸ö¹¦Ð§£º
΢ЧÀÍAµÄ´úÂ룺
import org.springframework.web.client.RestTemplate; public class ServiceA { public static void main(String[] args) { RestTemplate restTemplate = new RestTemplate(); String response = restTemplate.getForObject("http://service-b:8080/api", String.class); System.out.println("Response from Service B: " + response); } }
µÇ¼ºó¸´ÖÆ
΢ЧÀÍBµÄ´úÂ룺
import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RestController; @RestController public class ServiceB { @GetMapping("/api") public String api() { return "This is a response from Service B"; } }
µÇ¼ºó¸´ÖÆ
ÔÚÕâ¸öʾÀýÖУ¬Î¢Ð§ÀÍAʹÓÃRestTemplateÀ´Å²ÓÃ΢ЧÀÍBµÄ/api½Ó¿Ú¡£ÔÚŲÓÃÀú³ÌÖУ¬ÎÒÃÇʹÓÃÁËЧÀÍÃû”service-b”À´È¡´úÏêϸµÄIPµØµãºÍ¶Ë¿ÚºÅ¡£ÕâÊÇÓÉÓÚÔÚ΢ЧÀͼܹ¹ÖУ¬Ð§À͵ÄIPµØµãºÍ¶Ë¿ÚºÅ¿ÉÄÜÊǶ¯Ì¬×ª±äµÄ£¬ÒÔÊÇÎÒÃÇʹÓÃЧÀÍÃûÀ´ÊµÏÖ¶¯Ì¬·¢Ã÷ºÍ¸ºÔØƽºâ¡£
×îºó£¬ÎÒÃÇÐèҪʹÓÃDocker ComposeÀ´ÖÎÀíºÍ±àÅÅ΢ЧÀÍÈÝÆ÷¡£Docker ComposeÊÇÒ»¸öÓÃÓÚ½ç˵ºÍÔËÐжàÈÝÆ÷DockerÓ¦ÓõŤ¾ß¡£ÏÂÃæÊÇÒ»¸öʾÀýµÄdocker-compose.ymlÎļþ£º
version: '3' services: service-a: build: . ports: - 8080:8080 depends_on: - service-b service-b: build: . ports: - 8080:8080
µÇ¼ºó¸´ÖÆ
ÔÚÕâ¸öʾÀýÖУ¬ÎÒÃǽç˵ÁËÁ½¸ö΢ЧÀÍ£ºservice-aºÍservice-b¡£Ã¿¸ö΢ЧÀͶ¼Ê¹ÓÃÏàͬµÄDockerfile¾ÙÐй¹½¨£¬²¢½«Ö÷»úµÄ8080¶Ë¿ÚÓ³Éäµ½ÈÝÆ÷µÄ8080¶Ë¿ÚÉÏ¡£service-a»¹ÒÀÀµÓÚservice-b¡£ÔÚÆô¶¯Õâ¸öÓ¦ÓóÌÐòʱ£¬Docker Compose½«×Ô¶¯ÎªÎÒÃDZàÅźÍÖÎÀíÕâÁ½¸ö΢ЧÀÍÈÝÆ÷¡£
ÔÚLinuxÉÏ°²ÅÅ΢ЧÀͼܹ¹²¢²»ÖØ´ó¡£Ê¹ÓÃDockerºÍDocker Compose£¬ÎÒÃÇ¿ÉÒÔÇáËɵؽ¨Éè¡¢ÔËÐкÍÖÎÀí΢ЧÀÍÈÝÆ÷¡£Í¨¹ýʹÓÃRESTful API¾ÙÐÐЧÀÍÖ®¼äµÄͨѶ£¬ÎÒÃÇ¿ÉÒÔ¹¹½¨³ö¸ß¶È¿ÉÉìËõºÍ¿Éά»¤µÄ΢ЧÀͼܹ¹¡£Ï£Íû±¾ÆªÎÄÕ¶ÔÄãÓÐËù×ÊÖú£¡
ÒÔÉϾÍÊÇÔõÑùÔÚLinuxÉÏ°²ÅÅ΢ЧÀͼܹ¹µÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡