K0s kasutamine - Redigeerimiste ajalugu

Imre: /* Velero varundamise kasutamine */

2023-11-22T22:22:47Z

Velero varundamise kasutamine

←Vanem redaktsioon		Redaktsioon: 22. november 2023, kell 22:22
850. rida:		850. rida:

	TODO		TODO

			===Käsitsi sertifikaatide kasutamine===

			TODO

			Kasulikud lisamaterjalid

			* https://medium.com/avmconsulting-blog/how-to-secure-applications-on-kubernetes-ssl-tls-certificates-8f7f5751d788

	===Velero varundamise kasutamine===		===Velero varundamise kasutamine===

Imre: /* Tööpõhimõte */

2023-11-05T19:42:21Z

Tööpõhimõte

←Vanem redaktsioon		Redaktsioon: 5. november 2023, kell 19:42
1270. rida:		1270. rida:
	* helm chart esitatakse tavaliselt .tgz arhiivi faili kujul (võib olla kata lokaalne kataloog, st seda antud näites kasutatakse)		* helm chart esitatakse tavaliselt .tgz arhiivi faili kujul (võib olla kata lokaalne kataloog, st seda antud näites kasutatakse)
	* maksab googeldada helm vs kustomize st tundub, et neil on kontseptuaalne/funktsionaalne/jne ülekattuvus mingis osas		* maksab googeldada helm vs kustomize st tundub, et neil on kontseptuaalne/funktsionaalne/jne ülekattuvus mingis osas
			* esmapilgul võib tunduda, et helm on üks järjekordne kadalipp liigendamisi/sõltuvusi/asendamisi/jne, loodetavasti on versioonide pidamsest jms kasu

	====Helm chart moodustamine====		====Helm chart moodustamine====

Imre: /* Helm chart moodustamine */

2023-11-05T19:40:05Z

Helm chart moodustamine

←Vanem redaktsioon		Redaktsioon: 5. november 2023, kell 19:40
1445. rida:		1445. rida:
	$ helm template . \| less -N		$ helm template . \| less -N
	</pre>		</pre>

			====Helm käsundamine====

	Release paigaldamiseks tuleb esmalt moodustada namespace tavalisel viisil		Release paigaldamiseks tuleb esmalt moodustada namespace tavalisel viisil

Imre: /* Helm */

2023-11-05T19:39:22Z

Helm

←Vanem redaktsioon		Redaktsioon: 5. november 2023, kell 19:39
1258. rida:		1258. rida:
	===Helm===		===Helm===

	Mõisted		====Mõisted====

	* repo		* repo
	* release		* release
	* history		* history

			====Tööpõhimõte====

			Väited

			* helm chart esitatakse tavaliselt .tgz arhiivi faili kujul (võib olla kata lokaalne kataloog, st seda antud näites kasutatakse)
			* maksab googeldada helm vs kustomize st tundub, et neil on kontseptuaalne/funktsionaalne/jne ülekattuvus mingis osas

			====Helm chart moodustamine====

	Chart sisu koosneb antud näites kuuest failist		Chart sisu koosneb antud näites kuuest failist
1278. rida:		1287. rida:
	kus		kus

	* Chart.yaml		* Chart.yaml - osa helm muutujate väärtusi asendatakse siit
	* values.yaml		* values.yaml - osa helm muutujate väärtusi asendatakse siit


	fail Chart.yaml		fail Chart.yaml
1502. rida:		1510. rida:
	</pre>		</pre>

	Kasulikud lisamaterjalid		Misc korraldused, kõigi süsteemi paigaldatud helm chartide nimekirja küsimine

			<pre>
			$ helm list -A
			</pre>

			====Kasulikud lisamaterjalid====

	* https://devopscube.com/create-helm-chart/		* https://devopscube.com/create-helm-chart/

Imre: /* Helm */

2023-11-05T19:35:30Z

Helm

←Vanem redaktsioon		Redaktsioon: 5. november 2023, kell 19:35
1443. rida:		1443. rida:
	$ kubectl create ns ns-rp-test-23		$ kubectl create ns ns-rp-test-23
	</pre>		</pre>

			ning seejärel öelda üks samm kõrgemal materjali kataloogist

	<pre>		<pre>
	~~imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial~~$ helm install rp-test-23 hc-rp-test-23 --namespace=ns-rp-test-23		$ helm install rp-test-23 hc-rp-test-23 --namespace=ns-rp-test-23
	NAME: ~~frontend~~-2		NAME: rp-test-23
	LAST DEPLOYED: Fri Nov 3 00:52:29 2023		LAST DEPLOYED: Fri Nov 3 00:52:29 2023
	NAMESPACE: ns-~~helm~~-2		NAMESPACE: ns-rp-test-23
	STATUS: deployed		STATUS: deployed
	REVISION: 1		REVISION: 1
1457. rida:		1459. rida:

	<pre>		<pre>
	~~imre@k0s~~-~~imre~~-~~test:~/20231101/devopscube/helm~~-~~tutorial$ helm upgrade frontend~~-~~2 nginx~~-~~chart~~ --namespace=ns-~~helm~~-2		$ helm upgrade rp-test-23 hc-rp-test-23 --namespace=ns-rp-test-23
	Release "~~frontend~~-2" has been upgraded. Happy Helming!		Release "rp-test-23" has been upgraded. Happy Helming!
	NAME: ~~frontend~~-2		NAME: rp-test-23
	LAST DEPLOYED: Fri Nov 3 00:54:22 2023		LAST DEPLOYED: Fri Nov 3 00:54:22 2023
	NAMESPACE: ns-~~helm~~-2		NAMESPACE: ns-rp-test-23
	STATUS: deployed		STATUS: deployed
	REVISION: 3		REVISION: 2
	TEST SUITE: None		TEST SUITE: None
	</pre>		</pre>
1470. rida:		1472. rida:

	<pre>		<pre>
	~~imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial~~$ helm rollback ~~frontend~~-2 1 --namespace=ns-~~helm~~-2		$ helm rollback rp-test-23 1 --namespace=ns-rp-test-23
	Rollback was a success! Happy Helming!		Rollback was a success! Happy Helming!
	</pre>		</pre>
1477. rida:		1479. rida:

	<pre>		<pre>
	~~imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial/nginx-chart~~$ helm uninstall ~~frontend~~-2 --namespace=ns-~~helm~~-2		$ helm uninstall rp-test-23 --namespace=ns-rp-test-23
	release "~~frontend~~-2" uninstalled		release "rp-test-23" uninstalled
	</pre>		</pre>

1484. rida:		1486. rida:

	<pre>		<pre>
	~~imre@k0s-imre-test:~/20231101~~$ helm list --namespace=ns-~~helm~~-2		$ helm list --namespace=ns-rp-test-23
	NAME NAMESPACE REVISION UPDATED STATUS CHART APP VERSION		NAME NAMESPACE REVISION UPDATED STATUS CHART APP VERSION
	~~frontend~~-2 ns-~~helm~~-~~2 3~~ 2023-11-~~02 01~~:02:28.~~496799875~~ +0200 EET deployed ~~nginx~~-~~chart~~-0.1.0 1.0.0		rp-test-23 ns-rp-test-23 4 2023-11-05 21:18:46.635210288 +0200 EET deployed hc-rp-test-23-0.2.0 2.0.0
	</pre>		</pre>

1492. rida:		1494. rida:

	<pre>		<pre>
	imre@k0s-imre-test:~/20231101$ helm history ~~frontend~~-2 --namespace=ns-~~helm~~-2		imre@k0s-imre-test:~/20231101$ helm history rp-test-23 --namespace=ns-rp-test-23
	REVISION UPDATED STATUS CHART APP VERSION DESCRIPTION		REVISION UPDATED STATUS CHART APP VERSION DESCRIPTION
	1 ~~Thu~~ Nov ~~2 00~~:54:39 2023 superseded ~~nginx~~-~~chart~~-0.1.0 1.0.0 Install complete		1 Sun Nov 5 21:12:53 2023 superseded hc-rp-test-23-0.2.0 2.0.0 Install complete
	2 ~~Thu~~ Nov ~~2 01~~:01:41 2023 superseded ~~nginx~~-~~chart~~-0.1.0 1.0.0 Upgrade complete		2 Sun Nov 5 21:14:11 2023 superseded hc-rp-test-23-0.2.0 2.0.0 Upgrade complete
	3 ~~Thu~~ Nov 2 01:02:28 2023 deployed ~~nginx~~-~~chart~~-0.1.0 1.0.0 Upgrade complete		3 Sun Nov 5 21:17:54 2023 superseded hc-rp-test-23-0.2.0 2.0.0 Upgrade complete
			4 Sun Nov 5 21:18:46 2023 deployed hc-rp-test-23-0.2.0 2.0.0 Upgrade complete
	</pre>		</pre>

Imre: /* Helm */

2023-11-05T19:30:41Z

Helm

@@ 1257. rida: / 1257. rida: @@
 ===Helm===
 Chart sisu koosneb antud näites kuuest failist
@@ 1368. rida: / 1374. rida: @@
 </pre>
-release paigaldamine
+fail hc-rp-test-23/templates/service.yaml
 <pre>
-imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial$ helm install frontend-2 nginx-chart --namespace=ns-helm-2
+imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial$ helm install rp-test-23 hc-rp-test-23 --namespace=ns-rp-test-23
 NAME: frontend-2
 LAST DEPLOYED: Fri Nov  3 00:52:29 2023

Imre: /* Helm */

2023-11-05T19:25:08Z

Helm

←Vanem redaktsioon		Redaktsioon: 5. november 2023, kell 19:25
1257. rida:		1257. rida:

	===Helm===		===Helm===

			Chart sisu koosneb antud näites kuuest failist

			<pre>
			root@ubu1804-eid:~/20231106# find hc-rp-test-23/ -type f -ls
			40276 4 -rw-rw-r-- 1 imre imre 176 Nov 5 21:04 hc-rp-test-23/Chart.yaml
			40279 4 -rw-rw-r-- 1 imre imre 893 Nov 5 21:07 hc-rp-test-23/templates/deployment.yaml
			40278 4 -rw-rw-r-- 1 imre imre 289 Nov 5 21:13 hc-rp-test-23/templates/configmap.yaml
			40281 4 -rw-rw-r-- 1 imre imre 258 Nov 5 21:08 hc-rp-test-23/templates/service.yaml
			40280 4 -rw-r--r-- 1 imre imre 580 Nov 5 21:18 hc-rp-test-23/templates/ingress.yaml
			40277 4 -rw-rw-r-- 1 imre imre 194 Nov 5 19:30 hc-rp-test-23/values.yaml
			</pre>

			kus

			* Chart.yaml
			* values.yaml


			fail Chart.yaml

			<pre>
			# cat hc-rp-test-23/Chart.yaml
			apiVersion: v2
			name: hc-rp-test-23
			description: My 2nd Helm Chart
			type: application
			version: 0.2.0
			appVersion: "2.0.0"
			maintainers:
			- email: imre@xxx
			name: testime
			</pre>

			fail values.yaml

			<pre>
			# cat hc-rp-test-23/values.yaml
			replicaCount: 1

			image:
			repository: nginx
			tag: "1.16.0"
			pullPolicy: IfNotPresent

			service:
			name: svc-{{ .Release.Name }}
			type: ClusterIP
			port: 80
			targetPort: 9001

			env:
			name: dev
			</pre>

			fail hc-rp-test-23/templates/deployment.yaml

			<pre>
			# cat hc-rp-test-23/templates/deployment.yaml
			apiVersion: apps/v1
			kind: Deployment
			metadata:
			name: dm-{{ .Release.Name }}
			namespace: ns-rp-test-23
			labels:
			app: lbl-{{ .Release.Name }}
			spec:
			replicas: {{ .Values.replicaCount }}
			selector:
			matchLabels:
			app: lbl-{{ .Release.Name }}
			template:
			metadata:
			labels:
			app: lbl-{{ .Release.Name }}
			spec:
			containers:
			- name: cnt-{{ .Release.Name }}
			image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
			imagePullPolicy: {{ .Values.image.pullPolicy }}
			ports:
			- name: http
			containerPort: 80
			protocol: TCP
			volumeMounts:
			- name: vol-{{ .Release.Name }}
			mountPath: /usr/share/nginx/html/
			volumes:
			- name: vol-{{ .Release.Name }}
			configMap:
			name: cm-{{ .Release.Name }}-nginx-index
			</pre>

			fail hc-rp-test-23/templates/configmap.yaml

			<pre>
			# cat hc-rp-test-23/templates/configmap.yaml
			apiVersion: v1
			kind: ConfigMap
			metadata:
			name: cm-{{ .Release.Name }}-nginx-index
			namespace: ns-rp-test-23
			data:
			index.html: \|
			<html>
			<h1>Welcome</h1>
			</br>
			<h1>Hi! I got deployed in {{ .Values.env.name }} Environment using Helm Chart - 23th v1 </h1>
			</html>
			</pre>

	release paigaldamine		release paigaldamine

Imre: /* Helm */

2023-11-02T22:56:17Z

Helm

←Vanem redaktsioon		Redaktsioon: 2. november 2023, kell 22:56
1281. rida:		1281. rida:
	REVISION: 3		REVISION: 3
	TEST SUITE: None		TEST SUITE: None
			</pre>

			varasema release juurde pöördumine

			<pre>
			imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial$ helm rollback frontend-2 1 --namespace=ns-helm-2
			Rollback was a success! Happy Helming!
	</pre>		</pre>

Imre: /* Helm */

2023-11-02T22:55:05Z

Helm

←Vanem redaktsioon		Redaktsioon: 2. november 2023, kell 22:55
1257. rida:		1257. rida:

	===Helm===		===Helm===

			release paigaldamine

			<pre>
			imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial$ helm install frontend-2 nginx-chart --namespace=ns-helm-2
			NAME: frontend-2
			LAST DEPLOYED: Fri Nov 3 00:52:29 2023
			NAMESPACE: ns-helm-2
			STATUS: deployed
			REVISION: 1
			TEST SUITE: None
			</pre>

			release uuendamine

			<pre>
			imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial$ helm upgrade frontend-2 nginx-chart --namespace=ns-helm-2
			Release "frontend-2" has been upgraded. Happy Helming!
			NAME: frontend-2
			LAST DEPLOYED: Fri Nov 3 00:54:22 2023
			NAMESPACE: ns-helm-2
			STATUS: deployed
			REVISION: 3
			TEST SUITE: None
			</pre>

			release eemaldamine

			<pre>
			imre@k0s-imre-test:~/20231101/devopscube/helm-tutorial/nginx-chart$ helm uninstall frontend-2 --namespace=ns-helm-2
			release "frontend-2" uninstalled
			</pre>

	helm release'ide nimekirja küsimine		helm release'ide nimekirja küsimine

Imre: /* Helm */

2023-11-02T22:48:40Z

Helm

@@ 1258. rida: / 1258. rida: @@
 ===Helm===
-TODO
+helm release'ide nimekirja küsimine
 Kasulikud lisamaterjalid