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1. ãã€ãã©ã€ã³ã®èšèšãšæ§é
CIãã€ãã©ã€ã³ã®æ§é ã¯ããã®ããã©ãŒãã³ã¹ã«å€§ãã圱é¿ããŸããé©åã«èšèšããããã€ãã©ã€ã³ã¯ãã¢ãžã¥ãŒã«åããã䞊ååãããç¹å®ã®ã¿ã¹ã¯ã«æé©åãããŠããå¿ èŠããããŸãã
a. ã¢ãžã¥ãŒã«å
ãã€ãã©ã€ã³ãããå°ããç¬ç«ããã¹ããŒãžã«åå²ããŸããåã¹ããŒãžã¯ãã³ãŒãã³ã³ãã€ã«ããŠããããã¹ããçµ±åãã¹ãããããã€ãªã©ã®ç¹å®ã®ã¿ã¹ã¯ãå®è¡ããå¿ èŠããããŸããããã«ãããã¹ããŒãžã䞊è¡ããŠå®è¡ããé害ãããç°¡åã«åé¢ã§ããŸãã
äŸ: ãã¹ãŠã®ã³ãŒããã³ã³ãã€ã«ãããã¹ãŠã®ãã¹ããå®è¡ãããã®åŸãããã€ãããããªåäžã®ã¢ããªã·ãã¯ãªã¹ããŒãžãæã€ä»£ããã«ã以äžã®ããã«åå²ããŸãã
- ã³ã³ãã€ã«ã¹ããŒãž: ã³ãŒããã³ã³ãã€ã«ããŸãã
- ãŠããããã¹ãã¹ããŒãž: ãŠããããã¹ããå®è¡ããŸãã
- çµ±åãã¹ãã¹ããŒãž: çµ±åãã¹ããå®è¡ããŸãã
- ãããã€ã¹ããŒãž: ã¢ããªã±ãŒã·ã§ã³ãã¹ããŒãžã³ã°ç°å¢ã«ãããã€ããŸãã
b. 䞊åå
䞊è¡ããŠå®è¡ã§ããã¹ããŒãžãç¹å®ããŸããããšãã°ãè€æ°ã®ãã¹ãã¹ã€ãŒããããå Žåããããã䞊è¡ããŠå®è¡ããããšã§ããã€ãã©ã€ã³å šäœã®å®è¡æéãççž®ã§ããŸããææ°ã®CI/CDããŒã«ã¯ã䞊åã¹ããŒãžãå®çŸ©ããäŸåé¢ä¿ã管çããã¡ã«ããºã ãæäŸããŸãã
äŸ: ç°ãªãã¢ãžã¥ãŒã«ã®ãŠããããã¹ããããå Žåãè€æ°ã®ãšãŒãžã§ã³ããŸãã¯ã³ã³ããã䜿çšããŠãããã䞊è¡ããŠå®è¡ããŸãã
c. ã³ãŒããšããŠã®ãã€ãã©ã€ã³
ã³ãŒãïŒäŸïŒYAMLãGroovyïŒã䜿çšããŠCIãã€ãã©ã€ã³ãå®çŸ©ããŸããããã«ããããã€ãã©ã€ã³æ§æãããŒãžã§ã³ç®¡çãã倿Žã远跡ãããã€ãã©ã€ã³ã®äœæãšå€æŽãèªååã§ããŸããJenkinsãGitLab CIãGitHub Actionsãªã©ã®äººæ°ã®ããããŒã«ã¯ãã³ãŒããšããŠã®ãã€ãã©ã€ã³ããµããŒãããŠããŸãã
äŸ: `Jenkinsfile` ã䜿çšããŠãã€ãã©ã€ã³ã®ã¹ããŒãžãšäŸåé¢ä¿ãå®çŸ©ããã
2. å¹ççãªãªãœãŒã¹å©çš
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a. ã€ã³ãã©ã¹ãã©ã¯ãã£ã®éžæ
CI/CDãã€ãã©ã€ã³ã«é©ããã€ã³ãã©ã¹ãã©ã¯ãã£ãéžæããŸããCPUãã¡ã¢ãªãã¹ãã¬ãŒãžããããã¯ãŒã¯åž¯åå¹ ãªã©ã®èŠçŽ ãèæ ®ããŠãã ãããAWSãAzureãGoogle Cloudãªã©ã®ã¯ã©ãŠãããŒã¹ã®ãœãªã¥ãŒã·ã§ã³ã¯ãã¹ã±ãŒã©ãã«ã§è²»çšå¯Ÿå¹æã®é«ããªãã·ã§ã³ãæäŸããŸãã
äŸ: ãã«ããšãŒãžã§ã³ãã«é©åãªã€ã³ã¹ã¿ã³ã¹ã¿ã€ããæã€AWS EC2ã€ã³ã¹ã¿ã³ã¹ã䜿çšããããªãœãŒã¹éçŽåã®ã¿ã¹ã¯ã«ã¯ãã³ã¹ãåæžã®ããã«ã¹ãããã€ã³ã¹ã¿ã³ã¹ã®äœ¿çšãæ€èšããŠãã ããã
b. äŸåé¢ä¿ç®¡ç
äžèŠãªããŠã³ããŒããåé¿ãããã«ãæéãççž®ããããã«ãäŸåé¢ä¿ãå¹ççã«ç®¡çããŸããäŸåé¢ä¿ãã£ãã·ã¥ã¡ã«ããºã ã䜿çšããŠãããŠã³ããŒãããäŸåé¢ä¿ãä¿åãããã«ãéã§åå©çšããŸããMavenãGradleãnpmãpipãªã©ã®ããŒã«ã¯ããã£ãã·ã¥æ©èœãæäŸããŸãã
äŸ: Mavenã®ããŒã«ã«ãªããžããªããNexusãŸãã¯Artifactoryã®ãããªå°çšã®ã¢ãŒãã£ãã¡ã¯ããªããžããªã䜿çšããŠäŸåé¢ä¿ããã£ãã·ã¥ããã
c. ãã«ãææç©ã®ãã£ãã·ã¥
ãã«ãææç©ïŒäŸïŒã³ã³ãã€ã«æžã¿ã³ãŒããã©ã€ãã©ãªïŒããã£ãã·ã¥ããŠãåŸç¶ã®ãã«ãã§ã®åã³ã³ãã€ã«ãåé¿ããŸããããã«ãããç¹ã«å€§èŠæš¡ãªãããžã§ã¯ãã§ã¯ããã«ãæéãå€§å¹ ã«ççž®ã§ããŸããCI/CDããŒã«ã¯éåžžãçµã¿èŸŒã¿ã®ææç©ãã£ãã·ã¥ã¡ã«ããºã ãæäŸããŸãã
äŸ: Jenkinsã®ã¢ãŒãã£ãã¡ã¯ãã¢ãŒã«ã€ãæ©èœã䜿çšããŠãã³ã³ãã€ã«æžã¿ã®JARãã¡ã€ã«ããã£ãã·ã¥ããã
d. ã³ã³ããå
ã³ã³ããïŒäŸïŒDockerïŒã䜿çšããŠãäžè²«æ§ã®ããåçŸå¯èœãªãã«ãç°å¢ãäœæããŸããã³ã³ããã¯å¿ èŠãªãã¹ãŠã®äŸåé¢ä¿ãã«ãã»ã«åããç°ãªãç°å¢éã§ã®ãã«ãã®äžè²«æ§ã確ä¿ããŸããã³ã³ããåã¯ãã¹ã±ãŒãªã³ã°ãšãªãœãŒã¹ç®¡çãç°¡çŽ åããŸãã
äŸ: ãã«ãããã»ã¹ã«å¿ èŠãªãã¹ãŠã®ããŒã«ãšäŸåé¢ä¿ãå«ãDockerã€ã¡ãŒãžãæ§ç¯ããããã®ã€ã¡ãŒãžã¯ãCI/CDãã€ãã©ã€ã³ã«ãã£ãŠäœ¿çšãããäžè²«æ§ã®ãããã«ããä¿èšŒã§ããŸãã
3. ãã¹ãã®æé©å
ãã¹ãã¯CI/CDããã»ã¹ã«ãããŠéåžžã«éèŠãªéšåã§ãããã¹ãæŠç¥ãæé©åããããšã§ããã€ãã©ã€ã³ã®ããã©ãŒãã³ã¹ãå€§å¹ ã«åäžãããæ¬ é¥ã®ãªã¹ã¯ã軜æžã§ããŸãã
a. ãã¹ãã®åªå é äœä»ã
ãã¹ãã®éèŠæ§ãšåœ±é¿ã«åºã¥ããŠåªå é äœãä»ããŸããäž»èŠãªåé¡ãè¿ éã«ææããããã«ããã€ãã©ã€ã³ã®æ©ã段éã§éèŠãªãã¹ããå®è¡ããŸãããã¹ã圱é¿åæãªã©ã®ææ³ã䜿çšããŠãæè¿ã®ã³ãŒã倿Žã«ãã£ãŠæã圱é¿ãåããå¯èœæ§ã®ãããã¹ããç¹å®ããããšãæ€èšããŠãã ããã
äŸ: ããå æ¬çãªçµ±åãã¹ããå®è¡ããåã«ãã¹ã¢ãŒã¯ãã¹ããã³ã¢æ©èœãã¹ããå®è¡ããã
b. ãã¹ãã®äžŠåå
ãã¹ãã䞊è¡ããŠå®è¡ãããã¹ãå šäœã®æéãççž®ããŸããææ°ã®ãã¹ããã¬ãŒã ã¯ãŒã¯ãšCI/CDããŒã«ã¯ã䞊åãã¹ãå®è¡ããµããŒãããŠããŸããäžŠåæ§ãæå€§åããããã«ãè€æ°ã®ãšãŒãžã§ã³ããŸãã¯ã³ã³ããã«ãã¹ãã忣ããŸãã
äŸ: JUnitã®äžŠåãã¹ãå®è¡æ©èœã䜿çšããããè€æ°ã®JenkinsãšãŒãžã§ã³ãã«ãã¹ãã忣ããã
c. Flakyãã¹ãã®ç®¡ç
Flakyãã¹ããšã¯ãã³ãŒã倿Žããªãã«ãããããããåæ Œããã倱æããããããã¹ãã®ããšã§ãããããã®ãã¹ãã¯ãã€ã©ã€ã©ã®å€§ããªåå ãšãªããCIãã€ãã©ã€ã³ã®ä¿¡é Œæ§ãæãªãå¯èœæ§ããããŸããFlakyãã¹ããç¹å®ããä¿®æ£ãããåé€ããããšã§å¯ŸåŠããŸãã
äŸ: 倱æãããã¹ããã倱æãšããŒã¯ããåã«æ°åèªåçã«å詊è¡ããã¡ã«ããºã ãå®è£ ãããããã¯Flakyãã¹ãã®åœ±é¿ã軜æžããã®ã«åœ¹ç«ã¡ãŸãã
d. ãã¹ãããŒã¿ç®¡ç
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äŸ: ãã¹ãããŒã¿ç®¡çããŒã«ã䜿çšããŠãçµ±åãã¹ãçšã®çŸå®çã§äžè²«æ§ã®ãããã¹ãããŒã¿ãçæããã
4. ã¢ãã¿ãªã³ã°ãšåæ
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a. ãã€ãã©ã€ã³ããã©ãŒãã³ã¹ã¡ããªã¯ã¹
æ¹åé åãç¹å®ããããã«ãäž»èŠãªãã€ãã©ã€ã³ããã©ãŒãã³ã¹ã¡ããªã¯ã¹ã远跡ããŸãããããã®ã¡ããªã¯ã¹ã«ã¯ä»¥äžãå«ãŸããŸãã
- ãã«ãæé: ã¢ããªã±ãŒã·ã§ã³ããã«ãããã®ã«ãããæéã
- ãã¹ãå®è¡æé: ãã¹ãŠã®ãã¹ããå®è¡ããã®ã«ãããæéã
- 倱æç: 倱æãããã«ããŸãã¯ãã¹ãã®å²åã
- 埩æ§ãŸã§ã®å¹³åæé (MTTR): ç Žæãããã«ããŸãã¯ãã¹ããä¿®æ£ããã®ã«ãããå¹³åæéã
b. ãã°ãšã¢ã©ãŒã
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äŸ: CI/CDãã€ãã©ã€ã³ãSplunkãELKã¹ã¿ãã¯ãªã©ã®ãã°ããã³ã¢ãã¿ãªã³ã°ããŒã«ãšçµ±åããããã«ãã倱æãããšãã«ãé»åã¡ãŒã«ãŸãã¯Slackãä»ããŠéçºè ã«éç¥ããããã«ã¢ã©ãŒããèšå®ããã
c. å¯èŠåãšããã·ã¥ããŒã
å¯èŠåãšããã·ã¥ããŒãã䜿çšããŠããã€ãã©ã€ã³ã®ããã©ãŒãã³ã¹ã¡ããªã¯ã¹ã远跡ããåŸåãç¹å®ããŸããGrafanaãKibanaãªã©ã®ããŒã«ã䜿çšããŠããã€ãã©ã€ã³ã®ããã©ãŒãã³ã¹ã«é¢ããæŽå¯ãæäŸããã«ã¹ã¿ã ããã·ã¥ããŒããäœæã§ããŸãã
äŸ: ãã«ãæéããã¹ãå®è¡æéãããã³å€±æçãæç³»åã§è¡šç€ºããGrafanaããã·ã¥ããŒããäœæããã
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广çãªãã£ãŒãããã¯ã«ãŒããšã³ã©ãã¬ãŒã·ã§ã³ã¯ãCIãã€ãã©ã€ã³ã®ç¶ç¶çãªæ¹åã«ãšã£ãŠäžå¯æ¬ ã§ããéçºè ããã€ãã©ã€ã³ã«é¢ãããã£ãŒãããã¯ãæäŸããåé¡ã®ç¹å®ãšè§£æ±ºã«ååããããšã奚å±ããŸãã
a. ãã¹ãã¢ãŒãã åæ
é倧ãªã€ã³ã·ãã³ããŸãã¯é害ã®åŸã«ã¯ãã¹ãã¢ãŒãã åæã宿œããæ ¹æ¬åå ãç¹å®ããŠåçºã鲿¢ããŸããåæã«ã¯ãã¹ãŠã®å©å®³é¢ä¿è ãå·»ã蟌ã¿ã調æ»çµæãšã¢ã¯ã·ã§ã³ã¢ã€ãã ãææžåããŸãã
äŸ: ãªãªãŒã¹å€±æåŸã«ãã¹ãã¢ãŒãã åæã宿œãã倱æã®æ ¹æ¬åå ãç¹å®ããå°æ¥åæ§ã®å€±æãé²ãããã®å¯Ÿçãè¬ããã
b. ç¶ç¶çæ¹å
CIãã€ãã©ã€ã³ãç¶ç¶çã«ç£èŠããã³åæããæ¹åé åãç¹å®ããŸãããã€ãã©ã€ã³æ§æããã¹ãæŠç¥ããªãœãŒã¹å©çšã宿çã«èŠçŽããŸããéçºè ã«æ¹åãææ¡ããæ°ãããã¯ãããžãŒããã¯ããã¯ã詊ãããšã奚å±ããŸãã
äŸ: ãã€ãã©ã€ã³ã®ããã©ãŒãã³ã¹ãè°è«ããããã«ããã¯ãç¹å®ããæœåšçãªæ¹åçããã¬ã€ã³ã¹ããŒãã³ã°ããããã®å®æçãªäŒè°ãéå¬ããã
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