ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ื ื’ื•ื˜ืŸ ื™ืขื“ืขืจ! ื“ืขืจ ืงื•ืจืก ืกื˜ืึทืจืฅ ื”ื™ื™ึทื ื˜ "AWS ืคึฟืึทืจ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก", ืื™ืŸ ืคึฟืึทืจื‘ื™ื ื“ื•ื ื’ ืžื™ื˜ ื•ื•ืึธืก ืžื™ืจ ื”ืึธื‘ืŸ ื’ืขื”ืืœื˜ืŸ ืึท ืงืึธืจืึทืกืคึผืึทื ื“ื™ื ื’ ื˜ื™ืžืึทื˜ื™ืง ื•ื•ืขื‘ื™ื ืึทืจ ื“ืขื“ืึทืงื™ื™ื˜ืึทื“ ืฆื• ื“ื™ ELB ืจืขืฆืขื ื–ื™ืข. ืžื™ืจ ื”ืึธื‘ืŸ ื’ืขืงื•ืงื˜ ืื•ื™ืฃ ื“ื™ ื˜ื™ื™ืคึผืก ืคื•ืŸ ื‘ืึทืœืึทื ืกืขืจื– ืื•ืŸ ื‘ืืฉืืคืŸ ืขื˜ืœืขื›ืข EC2 ื™ื ืกื˜ืึทื ืกื™ื– ืžื™ื˜ ืึท ื‘ืึทืœืึทื ืกืขืจ. ืžื™ืจ ืื•ื™ืš ื’ืขืœืขืจื ื˜ ืื ื“ืขืจืข ื‘ื™ื™ืฉืคื™ืœืŸ ืคื•ืŸ ื ื•ืฆืŸ.

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ื ืึธืš ืฆื•ื’ืขื”ืขืจื˜ ืฆื• ื“ื™ ื•ื•ืขื‘ื™ื ืึทืจ, ื“ื• ื•ื•ืขืกื˜:

  • ืคึฟืึทืจืฉื˜ื™ื™ืŸ ื•ื•ืึธืก AWS ืœืึธื•ื“ ื‘ืึทืœืึทื ืกื™ื ื’ ืื™ื–;
  • ื•ื•ื™ืกืŸ ื“ื™ ื˜ื™ื™ืคึผืก ืคื•ืŸ ืขืœืึทืกื˜ื™ืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื•ืŸ ื–ื™ื™ึทืŸ ืงืึทืžืคึผืึธื•ื ืึทื ืฅ;
  • ื ื•ืฆืŸ AWS ELB ืื™ืŸ ื“ื™ื™ืŸ ืคื™ืจ.

ืคืืจื•ื•ืืก ื“ืืจืฃ ืžืขืŸ ื“ืืก ื‘ื›ืœืœ ื•ื•ื™ืกืŸ?

  • ื ื•ืฆื™ืง ืื•ื™ื‘ ืื™ืจ ืคึผืœืึทื ื™ืจืŸ ืฆื• ื ืขืžืขืŸ AWS ืกืขืจื˜ืึทืคืึทืงื™ื™ืฉืึทืŸ ื™ื’ื–ืึทืžื–;
  • ื“ืึธืก ืื™ื– ืึท ืคึผืฉื•ื˜ ื•ื•ืขื’ ืฆื• ืคืึทืจืฉืคึผืจื™ื™ื˜ืŸ ื“ื™ ืžืึทืกืข ืฆื•ื•ื™ืฉืŸ ืกืขืจื•ื•ืขืจืก;
  • ื“ืึธืก ืื™ื– ืึท ืคึผืฉื•ื˜ ื•ื•ืขื’ ืฆื• ืœื™ื™ื’ืŸ Lambda ืฆื• ื“ื™ื™ืŸ ื“ื™ื ืกื˜ (ALB).

ื’ืขืคื™ืจื˜ ืืŸ ืืคืขื ืข ืฉื™ืขื•ืจ ืจื™ืฉืึทื˜ ื˜ืขืจืขื’ื•ืœืึธื•ื•, ืกื™ืกื˜ืขื ื™ื ื–ืฉืขื ื™ืจ ืื™ืŸ ืึท ืคึฟืึทืจืงื•ื™ืฃ ืคื™ืจืžืข ืคึฟืึทืจ ื•ื•ืขื‘ื–ื™ื™ื˜ืœ ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’ ืื•ืŸ ืฉื˜ื™ืฆืŸ.

ื”ืงื“ืžื”

ื•ื•ืึธืก ืึท ืขืœืึทืกื˜ื™ืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื™ื– ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขื–ืขืŸ ืื™ืŸ ื“ื™ ื“ื™ืึทื’ืจืึทืžืข ืื•ื ื˜ืŸ, ื•ื•ืึธืก ื•ื•ื™ื™ื–ื˜ ืึท ืคึผืฉื•ื˜ ื‘ื™ื™ึทืฉืคึผื™ืœ:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

Load Balancer ืึทืงืกืขืคึผืฅ ืจื™ืงื•ื•ืขืก ืื•ืŸ ื“ื™ืกื˜ืจื™ื‘ื™ื•ืฅ ื–ื™ื™ ืื™ื‘ืขืจ ื™ื ืกื˜ืึทื ืกื™ื–. ืžื™ืจ ื”ืึธื‘ืŸ ืื™ื™ืŸ ื‘ืึทื–ื•ื ื“ืขืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืขืก ื–ืขื ืขืŸ ืœืึทืžื‘ื“ืึท ืคืึทื ื’ืงืฉืึทื ื– ืื•ืŸ ืขืก ืื™ื– ืึท ืึทื•ื˜ืึธืกืงืึทืœื™ื ื’ ื’ืจื•ืคึผืข (ืึท ื’ืจื•ืคึผืข ืคื•ืŸ โ€‹โ€‹ืกืขืจื•ื•ืขืจืก).

AWS ELB ื˜ื™ื™ืคึผืก

1. ื–ืืœ ืก ืงื•ืง ืื™ืŸ ื“ื™ ื”ื•ื™ืคึผื˜ ื˜ื™ื™ืคึผืก:

ืงืœืึทืกื™ืฉ ืœืึธื“ืŸ ื‘ืึทืœืึทื ืกืขืจ. ื“ืขืจ ืขืจืฉื˜ืขืจ ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ ืคึฟื•ืŸ AWS, ืึทืจื‘ืขื˜ ืื•ื™ืฃ ื‘ื™ื™ื“ืข OSI Layer 4 ืื•ืŸ Layer 7, ืื•ืŸ ืฉื˜ื™ืฆื˜ HTTP, HTTPS, TCP ืื•ืŸ SSL. ืขืก ื’ื™ื˜ ื™ืงืขืจื“ื™ืง ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืื™ืŸ ืงื™ื™ืคืœ ืึทืžืึทื–ืึธืŸ EC2 ื™ื ืกื˜ืึทื ืกื™ื– ืื•ืŸ ืึทืจื‘ืขื˜ ื‘ื™ื™ ื‘ื™ื™ื“ืข ื“ื™ ื‘ืขื˜ืŸ ืื•ืŸ ื“ื™ ืงืฉืจ ืœืขื•ื•ืขืœืก. ืœืึธืžื™ืจ ืขืก ืขืคึฟืขื ืขืŸ (ืื•ื™ืกื’ืขืฆื™ื™ื›ื ื˜ ืื™ืŸ ื’ืจื•ื™):

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ื“ืขื ื‘ืึทืœืึทื ืกืขืจ ืื™ื– ื’ืขื”ืืœื˜ืŸ ืึทื•ื˜ื“ื™ื™ื˜ื™ื“, ืึทื–ื•ื™ ืขืก ืื™ื– ืจืขืงืึทืžืขื ื“ื™ื“ ืฆื• ื ื•ืฆืŸ ื‘ืœื•ื™ื– ืื™ืŸ ื–ื™ื›ืขืจ ืงืึทืกืขืก. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืคึฟืึทืจ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ื•ื•ืึธืก ื–ืขื ืขืŸ ื’ืขื‘ื•ื™ื˜ ืื•ื™ืฃ ื“ื™ EC2-Classic ื ืขืฅ. ืื™ืŸ ืคึผืจื™ื ืฆื™ืคึผ, ืงื™ื™ืŸ ืื™ื™ื ืขืจ ืื™ื– ืกื˜ืึธืคึผืคึผื™ื ื’ ืื•ื ื“ื– ืคื•ืŸ ืฉืืคืŸ ืขืก:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

2. ื ืขืฅ ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ. ืคึผืึทืกื™ืง ืคึฟืึทืจ ืฉื•ื•ืขืจ ื•ื•ืขืจืงืœืึธื•ื“ื–, ืึทืคึผืขืจื™ื™ืฅ ื‘ื™ื™ OSI Layer 4 (ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขื•ื•ื™ื™ื ื˜ ืื™ืŸ EKS ืื•ืŸ ECS), TCP, UDP ืื•ืŸ TLS ื–ืขื ืขืŸ ื’ืขืฉื˜ื™ืฆื˜.

ื ืขื˜ื•ื•ืึธืจืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืจื•ืฅ ืคืึทืจืงืขืจ ืฆื• ื˜ืึทืจื’ืึทืฅ ืื™ืŸ ืึทืŸ ืึทืžืึทื–ืึธืŸ ื•ื•ืคึผืง ืื•ืŸ ืื™ื– ื‘ื™ื›ื•ืœืช ืฆื• ืคึผืจืึทืกืขืกื™ื ื’ ืžื™ืœื™ืึทื ื– ืคื•ืŸ ืจื™ืงื•ื•ืขืก ืคึผืขืจ ืกืขืงื•ื ื“ืข ืžื™ื˜ ื”ื™ื ื˜ืขืจ-ื ื™ื“ืขืจื™ืง ืœื™ื™ื˜ืึทื ืกื™. ื“ืขืจืฆื•, ืขืก ืื™ื– ืึธืคึผื˜ื™ืžื™ื–ืขื“ ืฆื• ืฉืขืคึผืŸ ืคืึทืจืงืขืจ ืคึผืึทื˜ืขืจื ื– ืžื™ื˜ ืคึผืœื•ืฆืขืžื“ื™ืง ืื•ืŸ ื˜ืฉืึทื ื’ื™ื ื’ ืœืึธื•ื“ื–.

3. ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ. ืึทืจื‘ืขื˜ ื‘ื™ื™ ืฉื™ื›ื˜ืข 7, ื”ืื˜ ืœืึทืžื‘ื“ืึท ืฉื˜ื™ืฆืŸ, ืฉื˜ื™ืฆื˜ ื›ืขื“ืขืจ ืื•ืŸ ื“ืจืš ืžื“ืจื’ื” ื›ึผืœืœื™ื, ืฉื˜ื™ืฆื˜ ื”ื˜ื˜ืคึผ ืื•ืŸ ื”ื˜ื˜ืคึผืก.
ืคึผืจืึธื•ื•ื™ื“ืขืก ืึทื•ื•ืึทื ืกื™ืจื˜ืข ื‘ืขื˜ืŸ ืจื•ื˜ื™ื ื’ ืคืึธื•ืงื™ืกื˜ ืื•ื™ืฃ ื“ืขืœื™ื•ื•ืขืจื™ื ื’ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ื’ืขื‘ื•ื™ื˜ ืื•ื™ืฃ ืžืึธื“ืขืจืŸ ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจื–, ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ืžื™ืงืจืึธ ื‘ืึทื“ื™ื ื•ื ื’ืก ืื•ืŸ ืงืึทื ื˜ื™ื™ื ืขืจื–. ื“ื™ืจืขืงื˜ืขื“ ืคืึทืจืงืขืจ ืฆื• ื˜ืึทืจื’ืึทืฅ ืื™ืŸ Amazon VPC ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ืื™ื ื”ืึทืœื˜ ืคื•ืŸ ื“ื™ ื‘ืขื˜ืŸ.

ืคึฟืึทืจ ืคื™ืœืข ื™ื•ื–ืขืจื–, ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื™ื– ื’ืขื•ื•ืขืŸ ื“ืขืจ ืขืจืฉื˜ืขืจ ื‘ืจื™ืจื” ืฆื• ืคืึทืจื‘ื™ื™ึทื˜ืŸ ืงืœืึทืกื™ืฉ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ, ื•ื•ื™ื™ึทืœ TCP ืื™ื– ื ื™ืฉื˜ ื•ื•ื™ ื’ืขื•ื•ื™ื™ื ื˜ืœืขืš ื•ื•ื™ ื”ื˜ื˜ืคึผ.

ืœืึธืžื™ืจ ืขืก ืื•ื™ืš ืžืึทื›ืŸ, ื•ื•ื™ ืึท ืจืขื–ื•ืœื˜ืึทื˜ ืคื•ืŸ ื•ื•ืึธืก ืžื™ืจ ื•ื•ืขืœืŸ ื”ืึธื‘ืŸ ืฆื•ื•ื™ื™ ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจื–:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืžืึทืกืข ื‘ืึทืœืึทื ืก ืงืึทืžืคึผืึธื•ื ืึทื ืฅ

ืคึผืจืึธืกื˜ ืœืึธื“ืŸ ื‘ืึทืœืึทื ืก ืงืึทืžืคึผืึธื•ื ืึทื ืฅ (ืคึผืจืึธืกื˜ ืคึฟืึทืจ ืึทืœืข ื‘ืึทืœืึทื ืกืขืจื–):

  • ืึทืงืกืขืก ืœืึธื’ื™ื ื’ ืคึผืึธืœื™ื˜ื™ืง

- ื“ื™ื™ืŸ ELB ืึทืงืกืขืก ืœืึธื’ืก. ืฆื• ืžืึทื›ืŸ ืกืขื˜ื˜ื™ื ื’ืก, ืื™ืจ ืงืขื ืขืŸ ื’ื™ื™ืŸ ืฆื• ื‘ืึทืฉืจื™ื™ึทื‘ื•ื ื’ ืื•ืŸ ืกืขืœืขืงื˜ื™ืจืŸ ื“ืขื "ืจืขื“ืึทื’ื™ืจืŸ ืึทื˜ืจื™ื‘ื™ื•ืฅ" ืงื ืขืคึผืœ:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ื“ืขืจื ืึธืš ืžื™ืจ ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ S3Bucket - Amazon ื›ื™ื™ืคืขืฅ ืกื˜ืึธืจื™ื“ื–ืฉ:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

  • Scheme

- ื™ื ืขืจืœืขืš ืึธื“ืขืจ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื‘ืึทืœืึทื ืกืขืจ. ื“ื™ ืคื•ื ื˜ ืื™ื– ืฆื™ ื“ื™ื™ืŸ ืœืึธืึทื“ื‘ืึทืœืึทื ืกืขืจ ืžื•ื–ืŸ ื‘ืึทืงื•ืžืขืŸ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื•ื•ืขื ื“ื˜ ืฆื• ื–ื™ื™ืŸ ืฆื•ื˜ืจื™ื˜ืœืขืš ืคึฟื•ืŸ ืึทืจื•ื™ืก, ืึธื“ืขืจ ืขืก ืงืขืŸ ื–ื™ื™ืŸ ื“ื™ื™ืŸ ื™ื ืขืจืœืขืš ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ;

  • ื–ื™ื›ืขืจื”ื™ื™ื˜ ื’ืจื•ืคึผืขืก

- ืึทืงืกืขืก ืงืึธื ื˜ืจืึธืœ ืฆื• ื“ื™ ื‘ืึทืœืึทื ืกืขืจ. ื™ืกืขื ืฉืึทืœื™, ื“ืึธืก ืื™ื– ืึท ื”ื•ื™ืš-ืžื“ืจื’ื” ืคื™ื™ืจื•ื•ืึทืœ.

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

  • ืกื•ื‘ื ืขืฅ

- ืกื•ื‘ื ืขืฅ ืื™ืŸ ื“ื™ื™ืŸ ื•ื•ืคึผืง (ืื•ืŸ, ืึทืงืึธืจื“ื™ื ื’ืœื™, ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœืึทื˜ื™ ื–ืึธื ืข). ืกื•ื‘ื ืขืฅ ื–ืขื ืขืŸ ืกืคึผืขืกื™ืคื™ืขื“ ื‘ืขืฉืึทืก ืฉืึทืคื•ื ื’. ืื•ื™ื‘ VPCs ื–ืขื ืขืŸ ืœื™ืžื™ื˜ืขื“ ื“ื•ืจืš ื’ืขื’ื ื˜, ืกื•ื‘ื ืขื˜ืก ื–ืขื ืขืŸ ืœื™ืžื™ื˜ืขื“ ื“ื•ืจืš ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœืึทื˜ื™ ื–ืึธื ืขืก. ื•ื•ืขืŸ ืงืจื™ื™ื™ื˜ื™ื ื’ ืึท ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ, ืขืก ืื™ื– ื‘ืขืกืขืจ ืฆื• ืฉืึทืคึฟืŸ ืขืก ืื™ืŸ ื‘ื™ื™ึท ืžื™ื ื“ืกื˜ืขืจ ืฆื•ื•ื™ื™ ืกื•ื‘ื ืขืฅ (ื”ืขืœืคึผืก ืื•ื™ื‘ ืคึผืจืึธื‘ืœืขืžืก ืื•ื™ืคืฉื˜ื™ื™ืŸ ืžื™ื˜ ืื™ื™ืŸ ืึทื•ื•ืึทื™ืœืึทื‘ื™ืœื™ื˜ื™ ื–ืึธื ืข);

  • Listeners

- ื“ื™ื™ืŸ ื‘ืึทืœืึทื ืกืขืจ ืคึผืจืึธื˜ืึธืงืึธืœืก. ื•ื•ื™ ืคืจื™ืขืจ ื“ืขืจืžืื ื˜, ืคึฟืึทืจ ืงืœืึทืกื™ืฉ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืขืก ืงืขืŸ ื–ื™ื™ืŸ ื”ื˜ื˜ืคึผ, ื”ื˜ื˜ืคึผืก, ื˜ืงืคึผ ืื•ืŸ ืกืกืœ, ืคึฟืึทืจ ื ืขื˜ื•ื•ืึธืจืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ - ื˜ืงืคึผ, ื•ื“ืคึผ ืื•ืŸ ื˜ืœืก, ืคึฟืึทืจ ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ - ื”ื˜ื˜ืคึผ ืื•ืŸ ื”ื˜ื˜ืคึผืก.

ื‘ื™ื™ึทืฉืคึผื™ืœ ืคึฟืึทืจ ืงืœืึทืกื™ืฉ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืึธื‘ืขืจ ืื™ืŸ ื“ื™ ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืžื™ืจ ื–ืขืŸ ืึท ื‘ื™ืกืœ ืึทื ื“ืขืจืฉ ืฆื•ื‘ื™ื ื“ ืื•ืŸ ื‘ื›ืœืœ ืคืึทืจืฉื™ื“ืขื ืข ืœืึธื’ื™ืง:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ ื•ื•2 ืงืึทืžืคึผืึธื•ื ืึทื ืฅ (ALB ืื•ืŸ NLB)

ืื™ืฆื˜ ืœืึธื–ืŸ ืื•ื ื“ื– ื ืขืžืขืŸ ืึท ื ืขืขื ื˜ืขืจ ืงื•ืง ืื™ืŸ ื•ื•ืขืจืกื™ืข 2 ื‘ืึทืœืึทื ืกืขืจื– ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื•ืŸ ื ืขืฅ ืœืึธื“ืŸ ื‘ืึทืœืึทื ืกืขืจ. ื“ื™ ื‘ืึทืœืึทื ืกืขืจื– ื”ืึธื‘ืŸ ื–ื™ื™ืขืจ ืื™ื™ื’ืŸ ืงืึธืžืคึผืึธื ืขื ื˜ ืคึฟืขื™ึดืงื™ื™ื˜ืŸ. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืึทื–ืึท ืึท ื‘ืึทื’ืจื™ืฃ ื•ื•ื™ ืฆื™ืœ ื’ืจื•ืคึผืขืก ืืจื•ื™ืก - ื™ื ืกื˜ืึทื ืกื™ื– (ืื•ืŸ ืคืึทื ื’ืงืฉืึทื ื–). ื“ืึทื ืง ืฆื• ื“ืขื ืงืึธืžืคึผืึธื ืขื ื˜, ืžื™ืจ ื”ืึธื‘ืŸ ื“ื™ ื’ืขืœืขื’ื ื”ื™ื™ื˜ ืฆื• ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ ื•ื•ืึธืก ืคื•ืŸ ื“ื™ ืฆื™ืœ ื’ืจื•ืคึผืขืก ืžื™ืจ ื•ื•ื™ืœืŸ ืฆื• ืคื™ืจืŸ ืคืึทืจืงืขืจ ืฆื•.

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืื™ืŸ ืคึผืฉื•ื˜ ื˜ืขืจืžื™ื ืขืŸ, ืื™ืŸ ื˜ืึทืจื’ืขื˜ ื’ืจื•ืคึผืขืก ืžื™ืจ ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ ื“ื™ ื™ื ืกื˜ืึทื ืกื™ื– ื•ื•ื• ื“ืขืจ ืคืึทืจืงืขืจ ื•ื•ืขื˜ ืงื•ืžืขืŸ. ืื•ื™ื‘ ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืงืœืึทืกื™ืฉ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื™ืจ ืคืฉื•ื˜ ืžื™ื“ ืคืึทืจื‘ื™ื ื“ืŸ ื“ื™ ื™ื ื˜ืขื ืกื™ื˜ื™ ืฆื• ื“ื™ ื‘ืึทืœืึทื ืกืขืจ, ื“ืขืžืึธืœื˜ ืื™ืŸ ื“ื™ ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื™ืจ ืขืจืฉื˜ืขืจ:

  • ืฉืึทืคึฟืŸ ืึท ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ;
  • ืฉืึทืคึฟืŸ ืึท ืฆื™ืœ ื’ืจื•ืคึผืข;
  • ื“ื™ืจืขืงื˜ ื“ื•ืจืš ื“ื™ ืคืืจืœืื ื’ื˜ ืคึผืึธืจืฅ ืึธื“ืขืจ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ื›ึผืœืœื™ื ืฆื• ื“ื™ ืคืืจืœืื ื’ื˜ ืฆื™ืœ ื’ืจื•ืคึผืขืก;
  • ืื™ืŸ ื˜ืึทืจื’ืขื˜ ื’ืจื•ืคึผืขืก ืื™ืจ ื‘ืึทืฉื˜ื™ืžืขืŸ ื™ื ืกื˜ืึทื ืกื™ื–.

ื“ื™ ืึทืคึผืขืจื™ื™ื˜ื™ื ื’ ืœืึธื’ื™ืง ืงืขืŸ ื•ื™ืกืงื•ืžืขืŸ ืžืขืจ ืงืึธืžืคึผืœื™ืฆื™ืจื˜, ืึธื‘ืขืจ ืื™ืŸ ืคืึทืงื˜ ืขืก ืื™ื– ืžืขืจ ื‘ืึทืงื•ื•ืขื.

ื“ืขืจ ื•ื•ื™ื™ึทื˜ืขืจ ืงืึธืžืคึผืึธื ืขื ื˜ ืื™ื– ื”ืขืจืขืจ ื›ึผืœืœื™ื (ืจืขื’ื™ืึทืœืŸ ืคึฟืึทืจ ืจื•ื˜ื™ื ื’). ื“ืึธืก ืึทืคึผืœื™ื™ื– ื‘ืœื•ื™ื– ืฆื• ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ. ืื•ื™ื‘ ืื™ืŸ ื ืขื˜ื•ื•ืึธืจืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืื™ืจ ืคืฉื•ื˜ ืฉืึทืคึฟืŸ ืึท ืœื™ืกื ืขืจ, ืื•ืŸ ืขืก ืกืขื ื“ื– ืคืึทืจืงืขืจ ืฆื• ืึท ืกืคึผืขืฆื™ืคื™ืฉ ืฆื™ืœ ื’ืจื•ืคึผืข, ืื™ืŸ ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ ืึทืœืฅ ืžืขืจ ืฉืคึผืึทืก ืื•ืŸ ื‘ืึทืงื•ื•ืขื.

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืื™ืฆื˜ ืœืึธื–ืŸ ืื•ื ื“ื– ื–ืึธื’ืŸ ืึท ื‘ื™ืกืœ ื•ื•ืขืจื˜ืขืจ ื•ื•ืขื’ืŸ ื“ืขื ื•ื•ื™ื™ึทื˜ืขืจ ืงืึธืžืคึผืึธื ืขื ื˜ - ื’ื•ืžืข IP (ืกื˜ืึทื˜ื™ืง ื•ื•ืขื ื“ื˜ ืคึฟืึทืจ NLB). ืื•ื™ื‘ ื“ื™ ืจื•ื˜ื™ื ื’ ื›ึผืœืœื™ื ืœื™ืกื ืขืจ ื›ึผืœืœื™ื ืึทืคืขืงื˜ืึทื“ ื‘ืœื•ื™ื– ื“ื™ ืึทืคึผืคึผืœื™ืงืึทื˜ื™ืึธืŸ ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ, ื“ืขืžืึธืœื˜ Elastic IP ืึทืคืขืงื˜ืึทื“ ื‘ืœื•ื™ื– ื“ื™ ื ืขืฅ ืœืึธื“ืŸ ื‘ืึทืœืึทื ืกืขืจ.

ืœืึธืžื™ืจ ืฉืึทืคึฟืŸ ืึท ื ืขืฅ ืœืึธื“ืŸ ื‘ืึทืœืึทื ืกืขืจ:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืื•ืŸ ืคึผื•ื ืงื˜ ื‘ืขืฉืึทืก ื“ื™ ืฉืึทืคื•ื ื’ ืคึผืจืึธืฆืขืก ืžื™ืจ ื•ื•ืขืœืŸ ื–ืขืŸ ืึทื– ืžื™ืจ ื‘ืึทืงื•ืžืขืŸ ื“ื™ ื’ืขืœืขื’ื ื”ื™ื™ื˜ ืฆื• ืื•ื™ืกืงืœื™ื™ึทื‘ืŸ Elastic IP:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

Elastic IP ื’ื™ื˜ ืึท ืื™ื™ืŸ IP ืึทื“ืจืขืก ื•ื•ืึธืก ืงืขื ืขืŸ ื–ื™ื™ืŸ ืคืืจื‘ื•ื ื“ืŸ ืžื™ื˜ ืคืึทืจืฉื™ื“ืขื ืข EC2 ื™ื ืกื˜ืึทื ืกื™ื– ืื™ื‘ืขืจ ืฆื™ื™ึทื˜. ืื•ื™ื‘ ืึทืŸ EC2 ื‘ื™ื™ึทืฉืคึผื™ืœ ื”ืื˜ ืึทืŸ ืขืœืึทืกื˜ื™ืง ื™ืคึผ ืึทื“ืจืขืก ืื•ืŸ ื“ืขื ื‘ื™ื™ึทืฉืคึผื™ืœ ืื™ื– ื˜ืขืจืžืึทื ื™ื™ื˜ื™ื“ ืึธื“ืขืจ ืกื˜ืึทืคึผื˜, ืื™ืจ ืงืขื ืขืŸ ื’ืœื™ื™ืš ืคึฟืึทืจื‘ื•ื ื“ืŸ ืึท ื ื™ื™ึทืข EC2 ื‘ื™ื™ึทืฉืคึผื™ืœ ืžื™ื˜ ืึทืŸ ืขืœืึทืกื˜ื™ืง ื™ืคึผ ืึทื“ืจืขืก. ืึธื‘ืขืจ, ื“ื™ื™ืŸ ืงืจืึทื ื˜ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ื•ื•ืขื˜ ื ื™ืฉื˜ ื”ืึทืœื˜ืŸ ืืจื‘ืขื˜ืŸ, ื•ื•ื™ื™ึทืœ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ื ืึธืš ื–ืขืŸ ื“ื™ ื–ืขืœื‘ืข IP ืึทื“ืจืขืก, ืืคื™ืœื• ืื•ื™ื‘ ื“ื™ ืคืึทืงื˜ื™ืฉ EC2 ื”ืื˜ ื’ืขื‘ื™ื˜ืŸ.

ื“ืึธ ืืŸ ืื ื“ืขืจ ื ื•ืฆืŸ ืคืึทืœ ืื•ื™ืฃ ื“ื™ ื˜ืขืžืข ืคื•ืŸ โ€‹โ€‹ื•ื•ืึธืก Elastic IP ืื™ื– ื“ืืจืฃ. ืงื•ืง, ืžื™ืจ ื–ืขืŸ 3 IP ืึทื“ืจืขืกืขืก, ืึธื‘ืขืจ ื–ื™ื™ ื•ื•ืขืœืŸ ื ื™ืฉื˜ ื‘ืœื™ื™ึทื‘ืŸ ื“ืึธ ืื•ื™ืฃ ืื™ื™ื‘ื™ืง:

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืึทืžืึทื–ืึธืŸ ืขื ื“ืขืจื•ื ื’ืขืŸ ื–ื™ื™ ืื™ื‘ืขืจ ืฆื™ื™ึทื˜, ืืคึฟืฉืจ ื™ืขื“ืขืจ 60 ืกืขืงื•ื ื“ืขืก (ืึธื‘ืขืจ ืื™ืŸ ืคื™ืจ, ืคื•ืŸ ืงื•ืจืก, ื•ื•ื™ื™ื ื™ืงืขืจ ืึธืคื˜). ื“ืขื ืžื™ื˜ืœ ืึทื– IP ืึทื“ืจืขืกืขืก ืงืขื ืขืŸ ื˜ื•ื™ืฉืŸ. ืื•ืŸ ืื™ืŸ ื“ืขื ืคืึทืœ ืคื•ืŸ ื ืขื˜ื•ื•ืึธืจืง ืœืึธื•ื“ ื‘ืึทืœืึทื ืกืขืจ, ืื™ืจ ืงืขื ืขืŸ ื ืึธืจ ื‘ื™ื ื“ืŸ ืึทืŸ IP ืึทื“ืจืขืก ืื•ืŸ ืึธื ื•ื•ื™ื™ึทื–ืŸ ืขืก ืื™ืŸ ื“ื™ื™ืŸ ื›ึผืœืœื™ื, ืคึผืึทืœืึทืกื™ื–, โ€‹โ€‹ืขื˜ืง.

ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืžื™ื˜ AWS ELB

ืฆื™ืขืŸ ืงืึทื ืงืœื•ื–ืฉืึทื ื–

ELB ื’ื™ื˜ ืึธื˜ืึทืžืึทื˜ื™ืง ืคืึทืจืฉืคึผืจื™ื™ื˜ื•ื ื’ ืคื•ืŸ ื™ื ืงืึทืžื™ื ื’ ืคืึทืจืงืขืจ ืึทืจื™ื‘ืขืจ ืงื™ื™ืคืœ ื˜ืึทืจื’ืึทืฅ (ื˜ืึทื ืขืจื–, Amazon EC2 ื™ื ืกื˜ืึทื ืกื™ื–, IP ืึทื“ืจืขืกืขืก ืื•ืŸ ืœืึทืžื‘ื“ืึท ืคืึทื ื’ืงืฉืึทื ื–). ELB ืื™ื– ื˜ื•ื™ื’ืขื•ื•ื“ื™ืง ืคื•ืŸ ื“ื™ืกื˜ืจื™ื‘ื™ื•ื˜ื™ื ื’ ืคืึทืจืงืขืจ ืžื™ื˜ ื•ื•ืขืจื™ื™ื ื’ ืœืึธื•ื“ื– ืื™ืŸ ืึท ืื™ื™ืŸ ืึทื•ื•ืึทื™ืœืึทื‘ื™ืœื™ื˜ื™ ื–ืึธื ืข ืื•ืŸ ืื™ืŸ ืงื™ื™ืคืœ ืึทื•ื•ืึทื™ืœืึทื‘ื™ืœื™ื˜ื™ ื–ืึธื ืขืก. ื“ืขืจ ื‘ืึทื ื™ืฆืขืจ ืงืขื ืขืŸ ืงืœื™ื™ึทื‘ืŸ ืคื•ืŸ ื“ืจื™ื™ ื˜ื™ื™ืคึผืก ืคื•ืŸ ื‘ืึทืœืึทื ืกืขืจื– ื•ื•ืึธืก ืฆื•ืฉื˜ืขืœืŸ ื”ื•ื™ืš ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœืึทื˜ื™, ืึทื•ื˜ืึธืกืงืึทืœื™ื ื’ ืื•ืŸ ื’ื•ื˜ ืฉื•ืฅ. ืึทืœืข ื“ืขื ืื™ื– ื•ื•ื™ื›ื˜ื™ืง ืฆื• ืขื ืฉื•ืจ ื“ื™ ืฉื•ืœื“ ื˜ืึธืœืขืจืึทื ืฅ ืคื•ืŸ ื“ื™ื™ืŸ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื–.

ื”ื•ื™ืคึผื˜ ืึทื“ื•ื•ืึทื ื™ื“ื–ืฉื™ื–:

  • ื”ื•ื™ืš ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœื™ื˜ื™. ื“ื™ ืกืขืจื•ื•ื™ืก ื”ืขืกืงืขื ืึทืกื•ืžื– 99,99% ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœืึทื˜ื™ ืคึฟืึทืจ ื“ื™ ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืงื™ื™ืคืœ ืึทื•ื•ืึทื™ืœืึทื‘ื™ืœื™ื˜ื™ ื–ืึธื ืขืก ื™ื ืฉื•ืจื– ืึทื– ืคืึทืจืงืขืจ ืื™ื– ืคึผืจืึทืกืขืกื˜ ื‘ืœื•ื™ื– ื“ื•ืจืš ื’ืขื–ื•ื ื˜ ืึทื‘ื“ื–ืฉืขืงืฅ. ืื™ืŸ ืคืึทืงื˜, ืื™ืจ ืงืขื ืขืŸ ื‘ืึทืœืึทื ืกื™ืจืŸ ื“ื™ ืžืึทืกืข ืื™ื‘ืขืจ ื“ื™ ื’ืื ืฆืข ื’ืขื’ื ื˜, ืจื™ื“ืขืจืขืงื˜ื™ื ื’ ืคืึทืจืงืขืจ ืฆื• ื’ืขื–ื•ื ื˜ ื˜ืึทืจื’ืึทืฅ ืื™ืŸ ืคืึทืจืฉื™ื“ืขื ืข ืึทื•ื•ื™ื™ืœืึทื‘ื™ืœื™ื˜ื™ ื–ืึธื ืขืก;
  • ื–ื™ื›ืขืจืงื™ื™ึทื˜. ELB ืึทืจื‘ืขื˜ ืžื™ื˜ Amazon VPC, ืคึผืจืึทื•ื•ื™ื™ื“ื™ื ื’ ืคืึทืจืฉื™ื“ืŸ ื–ื™ื›ืขืจื”ื™ื™ื˜ ืงื™ื™ืคึผืึทื‘ื™ืœืึทื˜ื™ื– - ื™ื ืึทื’ืจื™ื™ื˜ื™ื“ ื‘ืึทื•ื•ื™ื™ึทื–ืŸ ืคืึทืจื•ื•ืึทืœื˜ื•ื ื’, ื‘ืึทื ื™ืฆืขืจ ืึธื˜ืขื ื˜ืึทืงื™ื™ืฉืึทืŸ ืื•ืŸ SSL / TLS ื“ืขืงืจื™ืคึผื˜ื™ืึธืŸ. ืึทืœืข ืฆื•ื–ืึทืžืขืŸ ื’ื™ื˜ ืกืขื ื˜ืจืึทืœื™ื™ื–ื“ ืื•ืŸ ืคืœืขืงืกืึทื‘ืึทืœ ืคืึทืจื•ื•ืึทืœื˜ื•ื ื’ ืคื•ืŸ TLS ืกืขื˜ื˜ื™ื ื’ืก;
  • ื™ืœืึทืกื˜ื™ืกืึทื˜ื™. ื“ื™ ELB ืงืขื ืขืŸ ืฉืขืคึผืŸ ืคึผืœื•ืฆืขืžื“ื™ืง ืขื ื“ืขืจื•ื ื’ืขืŸ ืื™ืŸ ื ืขืฅ ืคืึทืจืงืขืจ. ืื•ืŸ ื˜ื™ืฃ ื™ื ืึทื’ืจื™ื™ืฉืึทืŸ ืžื™ื˜ ืึทื•ื˜ืึธ ืกืงืึทืœื™ื ื’ ื’ื™ื˜ ื“ื™ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ื’ืขื ื•ื’ ืจืขืกื•ืจืกืŸ ืื•ื™ื‘ ื“ื™ ืžืึทืกืข ืขื ื“ืขืจื•ื ื’ืขืŸ, ืึธืŸ ืจื™ืงื•ื•ื™ื™ืจื™ื ื’ ืžืึทื ื•ืึทืœ ื™ื ื˜ืขืจื•ื•ืขื ื˜ื™ืึธืŸ;
  • ื‘ื™ื™ื’ื™ืงื™ื™ึทื˜. ืื™ืจ ืงืขื ืขืŸ ื ื•ืฆืŸ IP ืึทื“ืจืขืกืขืก ืฆื• ืจื•ืฅ ืจื™ืงื•ื•ืขืก ืฆื• ื“ื™ ื˜ืึทืจื’ืึทืฅ ืคื•ืŸ ื“ื™ื™ืŸ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื–. ื“ืึธืก ื’ื™ื˜ ื‘ื™ื™ื’ื™ืงื™ื™ึทื˜ ื•ื•ืขืŸ ื•ื•ื™ืจื˜ื•ืึทืœื™ื–ื™ื ื’ ืฆื™ืœ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื–, ืึทื–ื•ื™ ื’ืขื‘ืŸ ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื‘ืึทืœืขื‘ืึธืก ืงื™ื™ืคืœ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื•ื™ืฃ ืึท ืื™ื™ืŸ ื‘ื™ื™ึทืฉืคึผื™ืœ. ื–ื™ื ื˜ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืงืขื ืขืŸ ื ื•ืฆืŸ ืึท ืื™ื™ืŸ ื ืขืฅ ืคึผืึธืจื˜ ืื•ืŸ ื”ืึธื‘ืŸ ื‘ืึทื–ื•ื ื“ืขืจ ื–ื™ื›ืขืจื”ื™ื™ื˜ ื’ืจื•ืคึผืขืก, ืงืึธืžื•ื ื™ืงืึทืฆื™ืข ืฆื•ื•ื™ืฉืŸ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื™ื– ืกื™ืžืคึผืœืึทืคื™ื™ื“ ื•ื•ืขืŸ ืžื™ืจ ื”ืึธื‘ืŸ, ื–ืึธื’ืŸ, ืึท ืžื™ืงืจืึธืกืขืจื•ื•ื™ืก-ื‘ืื–ื™ืจื˜ ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ;
  • ืžืึธื ื™ื˜ืึธืจื™ื ื’ ืื•ืŸ ืงืึธื ื˜ืจืึธืœื™ืจืŸ. ืื™ืจ ืงืขื ืขืŸ ืžืึธื ื™ื˜ืึธืจ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื™ืŸ ืคืึทืงื˜ื™ืฉ ืฆื™ื™ื˜ ื ื™ืฆืŸ Amazon CloudWatch ืคึฟืขื™ึดืงื™ื™ื˜ืŸ. ืžื™ืจ ื–ืขื ืขืŸ ื’ืขืจืขื“ื˜ ื•ื•ืขื’ืŸ ืžืขื˜ืจื™ืงืก, ืœืึธื’ืก, ื‘ืขื˜ืŸ ื˜ืจืึทืงื™ื ื’. ืื™ืŸ ืคึผืฉื•ื˜ ื˜ืขืจืžื™ื ืขืŸ, ืื™ืจ ื•ื•ืขื˜ ืงืขื ืขืŸ ืฆื• ื™ื“ืขื ื˜ื™ืคื™ืฆื™ืจืŸ ืคึผืจืึธื‘ืœืขืžืก ืื•ืŸ ืคึผื™ื ืคึผื•ื™ื ื˜ ืคืึธืจืฉื˜ืขืœื•ื ื’ ื‘ืึทื˜ืึทืœื ืขืงืก ื’ืึทื ืฅ ืึทืงื™ืขืจืึทื˜ืœื™;
  • ื›ื™ื™ื‘ืจื™ื“ ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’. ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ืžืึทืกืข ื•ื•ืึธื’ ืฆื•ื•ื™ืฉืŸ ืœืึธืงืึทืœ ืจืขืกื•ืจืกืŸ ืื•ืŸ AWS ืžื™ื˜ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืžืึทืกืข ื‘ืึทืœืึทื ืกืขืจ ืžืื›ื˜ ืขืก ื’ืจื™ื ื’ ืฆื• ืžื™ื™ื’ืจื™ื™ื˜ ืึธื“ืขืจ ื™ืงืกืคึผืึทื ื“ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื™ืŸ ื“ื™ ืœืึธืงืึทืœ ืฆื• ื“ื™ ื•ื•ืึธืœืงืŸ. ื“ื•ืจื›ืคืึทืœ ื”ืึทื ื“ืœื™ื ื’ ืื™ื– ืื•ื™ืš ืกื™ืžืคึผืœืึทืคื™ื™ื“ ื ื™ืฆืŸ ื“ื™ ื•ื•ืึธืœืงืŸ.

ืื•ื™ื‘ ืื™ืจ ื–ืขื ื˜ ืื™ื ื˜ืขืจืขืกื™ืจื˜ ืื™ืŸ ื“ืขื˜ืึทื™ืœืก, ื“ืึธ ื–ืขื ืขืŸ ืขื˜ืœืขื›ืข ืžืขืจ ื ื•ืฆื™ืง ืคึฟืึทืจื‘ื™ื ื“ื•ื ื’ืขืŸ ืคึฟื•ืŸ ื“ืขืจ ื‘ืึทืึทืžื˜ืขืจ ืึทืžืึทื–ืึธืŸ ื•ื•ืขื‘ื–ื™ื™ื˜ืœ:

  1. ื’ื•ืžืข ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’.
  2. ืขืœืึทืกื˜ื™ืง ืžืึทืกืข ื‘ืึทืœืึทื ืกื™ื ื’ ืงื™ื™ืคึผืึทื‘ื™ืœืึทื˜ื™ื–.

ืžืงื•ืจ: www.habr.com

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’