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FEAT: Add random port mapping. #10

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merged 1 commit into from
Jun 28, 2024
Merged

FEAT: Add random port mapping. #10

merged 1 commit into from
Jun 28, 2024

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brido4125
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πŸ”— Related Issue

#6 (comment)

⌨️ What I did

κ³ μ •λœ ν¬νŠΈκ°€ μ•„λ‹Œ 랜덀 포트둜 μΊμ‹œ ν΄λŸ¬μŠ€ν„°λ₯Ό κ΅¬λ™μ‹œν‚¬ 수 μžˆλ„λ‘ λ³€κ²½ν•˜μ˜€μŠ΅λ‹ˆλ‹€.

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commit message μ˜€νƒ€ μžˆμŠ΅λ‹ˆλ‹€.

@brido4125 brido4125 requested a review from uhm0311 June 13, 2024 05:32
@brido4125 brido4125 changed the title FEAT: Add random port maaping. FEAT: Add random port mapping. Jun 13, 2024
uhm0311
uhm0311 reviewed Jun 13, 2024
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src/main/java/com/jam2in/arcus/testcontainers/ArcusClusterContainer.java Outdated
Comment on lines 183 to 191
static int getPort() {
try (ServerSocket socket = new ServerSocket(0)) {
socket.setReuseAddress(true);
return socket.getLocalPort();
} catch (IOException e) {
throw new RuntimeException("memcached node port exception.", e);
}
}

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@uhm0311 uhm0311 Jun 13, 2024 •
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이 λ‘œμ§μ€ λ‹€λ₯Έ test-container κ΅¬ν˜„μ²΄μ—μ„œλ„ μ‚¬μš©ν•˜λŠ” λ‘œμ§μΈκ°€μš”?
λ‹€λ₯Έ κ΅¬ν˜„μ²΄μ—μ„œ κ΅¬ν˜„ν•œ 레퍼런슀 링크 μžˆλ‚˜μš”?

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이 λ‘œμ§μ€ λ‹€λ₯Έ test-container κ΅¬ν˜„μ²΄μ—μ„œλ„ μ‚¬μš©ν•˜λŠ” λ‘œμ§μΈκ°€μš”?

ν™•μΈν•˜μ§€ λͺ»ν–ˆμŠ΅λ‹ˆλ‹€. λ‹€λ§Œ μœ„ PRκ³Ό ν…ŒμŠ€νŠΈ μ»¨ν…Œμ΄λ„ˆμ˜ 맀핑 λͺ¨λ‘
50000λ²ˆλŒ€μ—μ„œ 주둜 μ΄λ€„μ§€λŠ”κ±Έ 보면 λ™μΌν•œ 방식을 μ‚¬μš©ν•˜μ§€ μ•Šλ‚˜ μƒκ°λ©λ‹ˆλ‹€.

λ‹€λ₯Έ κ΅¬ν˜„μ²΄μ—μ„œ κ΅¬ν˜„ν•œ 레퍼런슀 링크 μžˆλ‚˜μš”?

λ‹€λ₯Έ κ΅¬ν˜„μ²΄μ—μ„œ 직접 랜덀 포트 값을 λ¨Όμ € κ°€μ Έμ˜€λŠ” κ΅¬ν˜„μ€ 찾지 λͺ»ν–ˆμŠ΅λ‹ˆλ‹€.

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Exception λ°œμƒ μ‹œ μ–΄λ–»κ²Œ μ²˜λ¦¬ν•˜λ‚˜ κΆκΈˆν–ˆλŠ”λ°, λ ˆνΌλŸ°μŠ€κ°€ μ—†κ΅°μš”.
Exception이 λ°œμƒν•˜λ©΄ μ œκ³΅ν•  κΈ°λ³Έ 포트λ₯Ό μ„€μ •ν•˜μ§€ μ•Šμ•„λ„ λ κΉŒμš”?

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getPort() μ‹œ λ°œμƒν•˜λŠ” μ˜ˆμ™Έμ™€
Containerλ₯Ό start() ν•˜μ—¬ μ‹€μ œλ‘œ ꡬ동할 λ•Œ
λ°œμƒν•  수 μžˆλŠ” 포트 μ˜ˆμ™Έ(port already use)에 λŒ€ν•œ 처리λ₯Ό
λ™μΌν•˜κ²Œ κ°€μ Έκ°€λŠ”κ²Œ 일관적이라고 μƒκ°ν•©λ‹ˆλ‹€.

port already use λ°œμƒ μ‹œ μ˜ˆμ™ΈλŠ”
TestContainerλ‹¨μ—μ„œ catch λ˜μ–΄ μ²˜λ¦¬λ˜μ§€ μ•Šκ³  μƒμœ„ ν΄λž˜μŠ€κΉŒμ§€ throw λ©λ‹ˆλ‹€.

κ·Έλž˜μ„œ λ³„λ„μ˜ κΈ°λ³Έ 포트λ₯Ό μ‚¬μš©ν•΄μ„œ ν•˜κΈ°λ³΄λ‹€λŠ”
μ˜ˆμ™Έλ₯Ό λ˜μ Έμ„œ μ‚¬μš©μžμ—κ²Œ μ•Œλ €μ£ΌλŠ”κ²Œ 쒋을 것 κ°™μŠ΅λ‹ˆλ‹€.

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redisμ—μ„œ 랜덀 포트λ₯Ό μ–΄λ–»κ²Œ λ§€ν•‘ν•˜λŠ”μ§€μ— λŒ€ν•œ μ½”λ“œλ₯Ό μ°Ύμ•„ μ²¨λΆ€ν•΄μ£Όμ‹œλ©΄ μ’‹κ² μŠ΅λ‹ˆλ‹€.

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redisμ—μ„œ 랜덀 포트λ₯Ό μ–΄λ–»κ²Œ λ§€ν•‘ν•˜λŠ”μ§€μ— λŒ€ν•œ μ½”λ“œλ₯Ό μ°Ύμ•„ μ²¨λΆ€ν•΄μ£Όμ‹œλ©΄ μ’‹κ² μŠ΅λ‹ˆλ‹€.

λ ˆλ””μŠ€ ν…ŒμŠ€νŠΈ μ»¨ν…Œμ΄λ„ˆ λΌμ΄λΈŒλŸ¬λ¦¬λ„ test containerμ—μ„œ μ œκ³΅ν•˜λŠ” κΈ°λŠ₯을
톡해 랜덀 포트 맀핑을 ν•˜κ³  λ³„λ„μ˜ κ΅¬ν˜„μ„ ν•˜μ§„ μ•ŠμŠ΅λ‹ˆλ‹€.

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저희도 test containerμ—μ„œ μ œκ³΅ν•˜λŠ” κΈ°λŠ₯을 μ‚¬μš©ν•˜κΈ΄ μ–΄λ €μš΄κ°€μš”?
test container λ‚΄λΆ€μ—μ„œλŠ” 랜덀 포트λ₯Ό μ–΄λ–»κ²Œ μ°Ύκ³  λ§€ν•‘ν•˜λ‚˜μš”?

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μœ„μ™€ 같이 λ³„λ„λ‘œ 둜직 κ΅¬μ„±ν•œ μ΄μœ λŠ” μ•„λž˜μ™€ κ°™μŠ΅λ‹ˆλ‹€.

ν…ŒμŠ€νŠΈ μ»¨ν…Œμ΄λ„ˆμ—μ„œλŠ” μ»¨ν…Œμ΄λ„ˆ 생성 μš”μ²­ ν›„, 포트λ₯Ό μƒμ„±ν•©λ‹ˆλ‹€.
κ·Έλž˜μ„œ μ»¨ν…Œμ΄λ„ˆ 객체가 생성 된 ν›„, 포트 정보λ₯Ό κ°€μ Έμ˜¬ 수 μžˆμŠ΅λ‹ˆλ‹€.

ν•˜μ§€λ§Œ μ €ν¬λŠ” μ»¨ν…Œμ΄λ„ˆ 객체 생성 전에 할당될 포트λ₯Ό μ•Œμ•„μ•Ό
zk의 cache_server_mapping에 정보λ₯Ό λ„˜κ²¨μ€„ 수 μžˆμŠ΅λ‹ˆλ‹€.

test container λ‚΄λΆ€μ—μ„œλŠ” 랜덀 포트λ₯Ό μ–΄λ–»κ²Œ μ°Ύκ³  λ§€ν•‘ν•˜λ‚˜μš”?

μ•„λ§ˆ μ œκ°€ μ„ νƒν•œ 방식(new ServerSocket(0) μ‚¬μš©)으둜 찾을 것 κ°™λ‹€κ³  μƒκ°ν•©λ‹ˆλ‹€.
직접 μ½”λ“œλ₯Ό μ°Ύμ•„λ³΄λ €λŠ”λ° λ‚΄λΆ€ κ΅¬ν˜„μ΄ λ³΅μž‘ν•΄μ„œ μ‹œκ°„μ„ 듀이진 μ•Šμ•˜μŠ΅λ‹ˆλ‹€.

κ°™λ‹€κ³  μƒκ°ν•œ μ΄μœ λŠ” μ œκ°€ κ΅¬ν˜„ν•œ 방식과 ν…ŒμŠ€νŠΈ μ»¨ν…Œμ΄λ„ˆμ—μ„œ
ν• λ‹Ήν•˜λŠ” ν¬νŠΈλ“€μ˜ λŒ€λΆ€λΆ„ 50000λ²ˆλŒ€ 맀핑이 되기 λ•Œλ¬Έμž…λ‹ˆλ‹€.
λ˜ν•œ μœ„μ™€ 같은 방식이 μžλ°”μ—μ„œ κ°€μš© 포트λ₯Ό 찾을 λ•Œ 자주 ν™œμš©λœλ‹€κ³  ν•©λ‹ˆλ‹€.

@brido4125 brido4125 self-assigned this Jun 13, 2024
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@oliviarla
λ‚΄κ°€ λ°”λΉ μ„œ μΆ”κ°€ λ¦¬λ·°μ–΄λ‘œ μ§€μ •ν•©λ‹ˆλ‹€.

@brido4125 brido4125 requested a review from oliviarla June 18, 2024 02:03
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리뷰 λΆ€νƒλ“œλ €μš”..

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@brido4125 내일 μ€‘μœΌλ‘œ 리뷰 μ™„λ£Œν•˜κ² μŠ΅λ‹ˆλ‹€!!

oliviarla
oliviarla reviewed Jun 26, 2024
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리뷰 μ™„λ£Œμž…λ‹ˆλ‹€.

src/main/java/com/jam2in/arcus/testcontainers/ArcusClusterContainer.java Outdated Show resolved Hide resolved
src/main/java/com/jam2in/arcus/testcontainers/ArcusClusterContainer.java Outdated
Comment on lines 183 to 191
static int getPort() {
try (ServerSocket socket = new ServerSocket(0)) {
socket.setReuseAddress(true);
return socket.getLocalPort();
} catch (IOException e) {
throw new RuntimeException("memcached node port exception.", e);
}
}

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redisμ—μ„œ 랜덀 포트λ₯Ό μ–΄λ–»κ²Œ λ§€ν•‘ν•˜λŠ”μ§€μ— λŒ€ν•œ μ½”λ“œλ₯Ό μ°Ύμ•„ μ²¨λΆ€ν•΄μ£Όμ‹œλ©΄ μ’‹κ² μŠ΅λ‹ˆλ‹€.

src/main/java/com/jam2in/arcus/testcontainers/ArcusContainer.java Outdated Show resolved Hide resolved
src/test/java/com/jam2in/arcus/testcontainers/ArcusClusterContainerTest.java Show resolved Hide resolved
src/test/java/com/jam2in/arcus/testcontainers/ArcusContainerPropsTest.java Outdated Show resolved Hide resolved
src/test/java/com/jam2in/arcus/testcontainers/ArcusContainerPropsTest.java Outdated Show resolved Hide resolved
@brido4125 brido4125 mentioned this pull request Jun 27, 2024
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@jhpark816 jhpark816 merged commit f01cf16 into develop Jun 28, 2024
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@uhm0311 uhm0311 deleted the feat/randomPort branch July 3, 2024 10:10
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