OCI技術資料 : ロード・バランサー 概要 / Load Balancer 100

Oracle Cloud Infrastructure (OCI) の技術説明資料、ロード・バランサーの概要編 (Level 100) です。

VCN内に構成することで、様々なサービスの冗長性やスケーリングをサポートする OCI ロード・バランサー・サービスについて、その機能概要、構成コンポーネントの内容、OCIコンソールを利用した構成方法などについて解説しています。

Transcript

1. ロード・バランサ 概要
   Load Balancer Level 100
   Oracle Cloud Infrastructure
   2022 9
   

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2. • OCI 頃
   •
   •
   Copyright © 2022, Oracle and/or its affiliates
   2
   

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3. Copyright © 2022, Oracle and/or its affiliates
   3
   ロード・バランサの基本
   Load Balancer Basics
   

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4. 1 : ( )
   1
   2 : ( )
   New
   Server
   Server01 Server02 Server01 Server02 Server03
   ✖
   Copyright © 2022, Oracle and/or its affiliates
   4
   

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5. • LB
   • 1 IP ( or IP)
   • (FLB)
   •
   • 4 7
   • Cookie URI HTTP HTTP
   7
   • SSL SSL
   • OKE DNS
   •
   OCI
   Copyright © 2022, Oracle and/or its affiliates
   5
   

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6. IP
   • or IP
   •
   •
   •
   • /
   • IP FQDN
   •
   OK
   OCI
   ORACLE CLOUD INFRASTRUCTURE ( )
   1
   LB
   2
   Web
   アクティブ アクティブ
   Webサーバー Webサーバー Webサーバー Webサーバー
   IP
   Copyright © 2022, Oracle and/or its affiliates
   6
   ※ 2022 8 Active-Standby Active
   Updated
   

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7. (FLB)
   • OCI
   •
   •
   • TCP
   TCP
   • :
   • (Always Free )
   (NLB)
   • 2021 3
   •
   • TCP UDP IP
   • :
   •
   2 - FLB NLB
   Copyright © 2022, Oracle and/or its affiliates
   7
   (FLB)
   (NLB)
   

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8. FLB NLB
   Copyright © 2022, Oracle and/or its affiliates
   8
   (FLB) (NLB)
   TCP / HTTP / HTTPS TCP / UDP / ICMP
   3/4
   7
   • Cookie
   •
   • URI
   • HTTP
   • HTTP
   ( GW DRG
   )
   16 50
   IP (X-Forwarded-For ) ( )
   SSL
   SSL (TCP ) (SSL )
   Cookie (HTTP/HTTPS )
   IP (TCP )
   IP
   Web Application Firewall ( )
   HTTP
   

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9. NLB FLB !
   –
   Copyright © 2022, Oracle and/or its affiliates
   9
   HTTP or HTTPS
   TCP
   IP
   ?
   UDP / ICMP
   Y
   Y
   N*
   N
   7
   ?
   N
   SSL ?
   Y
   * http (X-Forwarded-For) OK
   • Cookie
   •
   • URI
   • HTTP
   • HTTP
   • Web Application Firewall
   • HTTP ( )
   N
   ?
   Y
   

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10. •
    •
    •
    • SLO
    •
    •
    (Mbps)
    • FLB
    •
    • ( )
    ( )
    •
    ( )
    • NLB
    •
    Copyright © 2022, Oracle and/or its affiliates
    10
    

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11. • 10Mbps ~ 8,000 Mbps
    •
    •
    ( ) *
    • /
    •
    • LB (lb-flexible-count)
    • (lb-flexible-bandwidth-sum)
    FLB (2020 12 ~)
    Copyright © 2022, Oracle and/or its affiliates
    11
    *
    

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12. • 4
    • 10Mbps(Always Free)
    • 100Mbps / 400Mbps / 8000Mbps ( )
    •
    •
    •
    • 2020 12
    •
    ( ) →
    •
    FLB ( )
    Copyright © 2022, Oracle and/or its affiliates
    12
    

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13. ロード・バランサの作成⼿順
    Copyright © 2022, Oracle and/or its affiliates
    13
    

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14. 1. VCN Web
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    Default SL (+ port 80)
    Default Route Table
    Dest CIDR Route Target
    0.0.0.0/0 IGW OCID
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Copyright © 2022, Oracle and/or its affiliates
    14
    

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15. 2.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    LB Route Table
    LB SL (empty)
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Dest CIDR Route Target
    0.0.0.0/0 IGW OCID
    Copyright © 2022, Oracle and/or its affiliates
    15
    

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16. 3.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Dest CIDR Route Target
    0.0.0.0/0 IGW OCID
    Copyright © 2022, Oracle and/or its affiliates
    16
    

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17. 4-1.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    LB
    (Active
    )
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Dest CIDR Route Target
    0.0.0.0/0 IGW OCID
    Copyright © 2022, Oracle and/or its affiliates
    17
    

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18. 4-2.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    LB
    (Active
    )
    VCN, 10.0.0.0/16
    Internet
    Gateway
    •
    – Name
    – Policy
    – SSL
    – Health Check
    •
    – Instance
    – Port
    – Weight
    LB
    Copyright © 2022, Oracle and/or its affiliates
    18
    

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19. 4-3. LB
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    LB
    (Active
    )
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Type CIDR Protocol Source
    Port
    Dest
    Port
    Egress 10.0.1.0/24 TCP All 80
    Type CIDR Protocol Source
    Port
    Dest
    Port
    Ingress 10.0.2.0/24 TCP All 80
    Egress 0.0.0.0/0 All All
    Copyright © 2022, Oracle and/or its affiliates
    19
    

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20. 4-4.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    LB
    (Active
    )
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Listener
    Name
    Protocol, Port, SSL
    Backend Set
    Copyright © 2022, Oracle and/or its affiliates
    20
    

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21. 5.
    Availability Domain 1 Availability Domain 2
    SUBNET A,
    10.0.1.0/24
    SUBNET B,
    10.0.2.0/24
    LB
    (Active
    )
    VCN, 10.0.0.0/16
    Internet
    Gateway
    Listener
    Type CIDR Protocol Source
    Port
    Dest
    Port
    Ingress 0.0.0.0/0 TCP All 80
    Egress 0.0.0.0/0 TCP All
    Egress 10.0.1.0/24 TCP All 80
    Copyright © 2022, Oracle and/or its affiliates
    21
    

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22. Copyright © 2022, Oracle and/or its affiliates
    22
    ロード・バランサの構成要素
    Load Balancer Components
    

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23. (FLB)
    (Weighted
    Round Robin)
    •
    •
    (Least Connections)
    •
    IP (IP Hash)
    • IP
    • IP
    :
    1 2 3
    4
    1 2 3
    4
    2 1 + 1 2
    Proxy
    1.1.1.1 2.2.2.2 3.3.3.3
    Copyright © 2022, Oracle and/or its affiliates
    23
    

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24. (NLB)
    2
    • IP IP
    •
    3
    • IP IP
    5
    • IP IP
    •
    :
    1.1.1.1
    tcp
    2.2.2.2
    tcp
    2.2.2.2
    udp
    5.5.5.5
    1.1.1.1
    tcp/20001
    2.2.2.2
    tcp/20002
    2.2.2.2
    udp/25001
    5.5.5.5
    tcp/443
    udp/443
    1.1.1.1 2.2.2.2 3.3.3.3
    5.5.5.5
    Copyright © 2022, Oracle and/or its affiliates
    24
    ← IP
    ← IP
    ← IP
    ←
    ← IP
    ← IP
    ←
    ← IP
    

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25. •
    • VCN
    OK
    •
    •
    :
    Copyright © 2022, Oracle and/or its affiliates
    25
    Load
    Balancer
    Web01 Web02 Web03
    •
    • Sorry
    •
    •
    •
    

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26. :
    Copyright © 2022, Oracle and/or its affiliates
    26
    •
    •
    •
    •
    •
    •
    •
    • TCP, UDP(NLB ) :
    • HTTP(S) : URI HTTP
    

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27. :
    Copyright © 2022, Oracle and/or its affiliates
    27
    • 1
    • 1 : HTTP HTTPS 2
    • 2 : tcp/8000 udp/8000 2
    • HTTP HTTPS TCP UDP ICMP
    • HTTP/HTTPS 7
    TCP/UDP/ICMP 3/4
    • HTTP/HTTPS
    7
    • 1
    • : DNS
    • 1 SSL
    FLB NLB
    1
    HTTPS/443
    2
    TCP/22
    (IP : xxx.xxx.xxx.xxx)
    1 2
    

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28. • OCI 1 VCN
    • OCI
    • – TCP, HTTP/1.0, HTTP/1.1, HTTP/2, WebSocket
    • SSL SSL SSL
    •
    •
    • ( IP )
    •
    • TCP ( 4) HTTP ( 7)
    Copyright © 2022, Oracle and/or its affiliates
    28
    

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29. –
    • https://docs.oracle.com/ja-jp/iaas/Content/Balance/Concepts/balanceoverview.htm
    –
    • https://docs.oracle.com/ja-jp/iaas/Content/NetworkLoadBalancer/overview.htm
    – Web
    • https://oracle-japan.github.io/ocitutorials/intermediates/using-load-balancer/
    Copyright © 2022, Oracle and/or its affiliates
    29
    

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30. Oracle Cloud Infrastructure
    • https://docs.oracle.com/ja-jp/iaas/Content/home.htm - ( )
    • https://docs.cloud.oracle.com/iaas/api/ - API
    • https://docs.oracle.com/ja-jp/iaas/Content/General/Reference/aqswhitepapers.htm -
    • https://docs.cloud.oracle.com/iaas/releasenotes/ -
    • https://docs.oracle.com/ja-jp/iaas/Content/knownissues.htm - (Known Issues)
    • https://docs.oracle.com/ja-jp/iaas/Content/General/Reference/graphicsfordiagrams.htm - OCI
    (PPT SVG Visio )
    Oracle Cloud Infrastructure
    Copyright © 2022, Oracle and/or its affiliates
    30
    

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31. Oracle Cloud Infrastructure
    • https://oracle-japan.github.io/ocidocs/
    - Oracle Cloud Infrastructure
    • https://oracle-japan.github.io/ocitutorials/
    Oracle
    • https://www.oracle.com/search/events/
    ( Filter Locations -> Asia Pacific -> Japan )
    Oracle Cloud Infrastructure – General Forum ( )
    • https://cloudcustomerconnect.oracle.com/resources/9c8fa8f96f/summary
    Oracle Cloud Infrastructure
    Copyright © 2022, Oracle and/or its affiliates
    31
    

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32. Thank You
    Copyright © 2022, Oracle and/or its affiliates
    32
    

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33. View Slide