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Ϻ IT   ڵȭ  Kubernetes Ƽ


Ϻ IT ڵȭ Kubernetes Ƽ

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2019-10-30
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Azure Ƽ ľǰ

å Ƽ ó ϴ ø̼ Ŀ ִ ̳ ɽƮ̼ [Ƽ ] [⺻ ɰ ] åԴϴ.

ð ȿ ȿ ֵ ߻̰ ϰ, ׸̳ ϷƮ ־ ڼϰ ˱ ϰ ֽϴ. ýۿ ؾ ϴ ý 뼺̳ Ȯ强, ʰ Ǵ 䵵 ϰ ֽϴ.

ڼҰ

迭 ũũ  ǻ Ͼ, Ͼ ٹߴ. ý ý , ȸ ǽ ý Ʈ, /LNG Ǽ ϴ Ͼ ý Ʈ ߴ. Linux Ŭ Ͽ ʺڿ , Ϻ ũμƮ ֽȸ翡 Ʈʿ Ȱ  ϰ ִ. ֿ δ Ϻ IT Docker (2) ִ.

1
CHAPTER 01 ̳ʿ Ƽ

1.1 ̳
̳ʶ?
̳ ø̼ 帧
1.2 Ƽ
л ȯ濡 ̳
Ƽ Ư¡
Ƽ
Ƽ ̽
1.3

CHAPTER 02 Ƽ ȯ
2.1 ̳ ø̼ 帧
Ƽ 帧
Azure Ƽ
2.2 ȯ غ
Visual Studio Code ġ
Azure CLI ġ
Kubectl ġ
Azure Cloud Shell ̿
2.3 ̳ ̹
Azure Container Registry
ACR ̳ ̹
2.4 Azure Ƽ Ŭ ۼ
AKS Ŭ
kubectl Ŭ ⺻
2.5

CHAPTER 03 Ƽ
3.1 ø̼ ÷
÷ ⺻ 帧
3.2 Ŵ佺Ʈ ۼ
̳ ø̼ ϱ
ϱ
3.3 ŬͿ ҽ ۼ
ø̼ ÷ϱ
ϱ
3.4 ø̼ Ȯ
3.5


2 ⺻
CHAPTER 04 Ƽ

4.1 Ƽ
Immutable Infrastructure

ڱ
4.2 Ƽ
ٸ Ŀ
Ƽ
Ƽ Ʈ
ŬͿ ׼ϱ
4.3 Ƽ ҽ
ø̼ (Pod/ReplicaSet/Deployment)
Ʈũ (Service/Ingress)
ø̼ (ConfigMap/Secrets)
ġ (Job/CronJob)
4.4 Ŵ佺Ʈ
Ŵ佺Ʈ ⺻
YAML
4.5 ҽ
(Label)
LabelSelector ҽ ˻
4.6 Ƽ ҽ и
4.7

CHAPTER 05 ̳ ø̼
5.1 带 ̳ ø̼

Ŵ佺Ʈ
ۼ, ,

5.2 ٸ
尡  ġǴ°?
带 ġϴ  ϴ°?
带 ̴ 带 ϱ
5.3 带 ȿ
CPU ޸ ҽ Ȯϱ
忡 ʿ ޸𸮿 CPU Ҵϱ
޸𸮿 CPU Ѱ ϱ
忡 ߻ϸ  ̴°?
켱(QoS)
5.4 带
̳ ø̼
HTTP Ʈ ȯ üũϱ
TCP Socket ִ üũϱ
üũϱ
5.5 øī 带
øī(ReplicaSet)
Ŵ佺Ʈ
øī ۼ, ,
Ŭ ¸  ϴ°?
ְ ߻ϸ  ɱ?
ְ ߻ϸ  ɱ?
5.6 Ͽ ٲ
ϷƼ
带 ϱ
带 ڵ ϱ
HPA
5.7

CHAPTER 06 ø̼ ÷
6.1 ÷̸Ʈ ø̼ ÷
ø̼
÷̸Ʈ
Ŵ佺Ʈ
÷̸Ʈ ۼ, ,
6.2 ÷̸Ʈ
Ʈ ó
Ѿƿ
ѹ
Ѿƿ
Ѹ Ʈ
/׸ ÷̸Ʈ
6.3 ø̼
ø̼
ConfigMap
йȣ Ű
Secrets
6.4


3
CHAPTER 07 Űó Ģ

7.1 Ƽ Űó
Ʈó
7.2 Ƽ Ģ
Reconciliation Loops Ʈ
API watch ɼ
̺Ʈ ü
7.3 񽺿 ǰ
Ƽ Conformance Partner
Ƽ ŬͿ ʿ Ʈó
Ƽ Ŭ ࿡ ʿ ۾
AKS Űó Cloud Controller Manager
7.4

CHAPTER 08 뼺(Availability)
8.1 Ƽ 뼺
뼺( Ƽ etcd API Server)
뼺(Ƽ/Ĺ Ʈ)

л  ұ? ()
л  ұ? ()
8.2 Ʈó
Blast Radius( ݰ)
Ʈ Blast Radius
ġ
ǽ ġ
ǽ ġ
͸ ǽ ġ
ظ ǽ ġ
AKS
8.3

CHAPTER 09 Ȯ强(Scalability)
9.1 Ƽ ڵ
Cluster Autoscaler
9.2 AKS ־ Cluster Autoscaler
Pending ¸
Cluster Autoscaler
ƿ
,

Ʈó ũ
9.3 Ÿ ڵ
HPA Cluster Autoscaler
Ƽ ܺ Ʈ ڵ
9.4

CHAPTER 10 (Manageability)
10.1 Ƽ 뿡 ʿ Ʈ ׷̵ ۾
10.2 Ʈ
ּ ϴ ġ
Cordon/Uncordon
Drain
PodDisruptionBudget
ڵ Ϸ
10.3 Ƽ Ʈ Ʈ
kubeadm (v1.10 -> v1.11)
׷̵ (÷̽)
׷̵ (/׸ ÷̸Ʈ)
10.4

CHAPTER 11 ҽ и(Security)
11.1 Ƽ ҽ и
, å
Ŭ и
11.2 ӽ̽ и
ӽ̽
11.3 Ƽ
(User Account)
(Service Account)
11.4 Ƽ ΰ

ΰ
Admission Control
11.5 RBAC(Role Based Access Control)
ҽ ǥ
Role RoleBinding
ڿ Role
Role
11.6 ҽ ̿뷮
LimitRange
ResourceQuota

11.7

CHAPTER 12 ɼ(Observability)
12.1 ɼ̶
ź
Ƽ ȯ ɼ
12.2
Ʈ
α
л Ʈ̽
12.3 ǥ Ʈ
12.4 AKS Ʈ ȭ, α м
Azure Monitor
Azure Monitor for Containers
Azure Log Analytics
12.5


APPENDIX ۷
A.1 kubectl
A.2 Azure CLI

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