K0s kasutamine - Redigeerimiste ajalugu

Imre: /* Velero varundamise kasutamine */

2023-11-22T22:22:47Z

Velero varundamise kasutamine

←Vanem redaktsioon		Redaktsioon: 23. november 2023, kell 01:22
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 22:42
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 22:40
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 22:39
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 - osa helm muutujate väärtusi asendatakse siit
−	* Chart.yaml
−	* values.yaml	+	* values.yaml - osa helm muutujate väärtusi asendatakse siit
−

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

		+	Misc korraldused, kõigi süsteemi paigaldatud helm chartide nimekirja küsimine
⚫	Kasulikud lisamaterjalid
		+
		+	<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 22:35
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>
 <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 22:25
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: 3. november 2023, kell 01:56
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: 3. november 2023, kell 01:55
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

←Vanem redaktsioon		Redaktsioon: 3. november 2023, kell 01:48
1258. rida:		1258. rida:
	===Helm===		===Helm===

		+	helm release'ide nimekirja küsimine
−	TODO
		+
		+	<pre>
		+	imre@k0s-imre-test:~/20231101$ helm list --namespace=ns-helm-2
		+	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
		+	</pre>
		+
		+	helm release kohta tema release history küsimine
		+
		+	<pre>
		+	imre@k0s-imre-test:~/20231101$ helm history frontend-2 --namespace=ns-helm-2
		+	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
		+	2 Thu Nov 2 01:01:41 2023 superseded nginx-chart-0.1.0 1.0.0 Upgrade complete
		+	3 Thu Nov 2 01:02:28 2023 deployed nginx-chart-0.1.0 1.0.0 Upgrade complete
		+	</pre>

	Kasulikud lisamaterjalid		Kasulikud lisamaterjalid