K8s/Nginx/Ingress: Difference between revisions
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(Created page with "==Namespace » Academia== <syntaxhighlight lang="bash"> kubectl get ns|grep academia kubectl delete namespace academia kubectl create namespace academia </syntaxhighlight> ==Namespace » Academia » Ingress » Academia== <syntaxhighlight lang="yaml"> cat <<'YML'| kubectl apply -n academia -f - --- apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: academia namespace: academia labels: app.kubernetes.io/version: 1.0.0 app.kubernetes.io/name:...") |
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* [https://stackoverflow.com/questions/51744536/ K8s » Ingress » CORS Rules] | * [https://stackoverflow.com/questions/51744536/ K8s » Ingress » CORS Rules] | ||
* [[K8s/CSI Hostpath Driver|K8s » CSI Hostpath Driver]] | * [[K8s/CSI Hostpath Driver|K8s » CSI Hostpath Driver]] | ||
* [[K8s/HAProxy/Ingress|K8s » HAProxy » Ingress]] | |||
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Revision as of 12:01, 30 March 2025
Namespace » Academia
kubectl get ns|grep academia
kubectl delete namespace academia
kubectl create namespace academia
Namespace » Academia » Ingress » Academia
cat <<'YML'| kubectl apply -n academia -f -
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: academia
namespace: academia
labels:
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/name: academia
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
annotations:
nginx.ingress.kubernetes.io/proxy-body-size: '0'
spec:
ingressClassName: nginx
rules:
- host: academia.chorke.org.local
http:
paths:
- path: /
pathType: ImplementationSpecific
backend:
service:
name: nginx
port:
number: 80
YML
Namespace » Academia » Service » Academia
cat <<'YML'|kubectl apply -n academia -f -
---
apiVersion: v1
kind: Service
metadata:
name: academia
namespace: academia
labels:
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/name: academia
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
spec:
type: ExternalName
externalName: host.minikube.internal
YML
Namespace » Academia » Service » Nginx
cat <<'YML'| kubectl apply -n academia -f -
---
apiVersion: v1
kind: Service
metadata:
name: nginx
namespace: academia
labels:
app.kubernetes.io/name: nginx
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
spec:
type: ClusterIP
ports:
- name: http-nginx
targetPort: 80
protocol: TCP
port: 80
selector:
app: nginx
YML
Namespace » Academia » ConfigMap » Nginx
cat <<'CFG'| kubectl -n academia create configmap nginx --from-file=default.conf=/dev/stdin
map $sent_http_content_type $expires {
default off;
text/html epoch;
text/css max;
application/javascript max;
~image/ max;
}
server {
listen 80;
listen [::]:80;
server_name academia.chorke.org.local academia.chorke.org.local;
gzip on;
gzip_vary on;
gzip_http_version 1.0;
gzip_disable "msie6";
gzip_min_length 1100;
gzip_buffers 64 8k;
gzip_comp_level 3;
gzip_proxied any;
gzip_types text/css text/xml application/x-javascript application/atom+xml text/mathml text/plain text/vnd.sun.j2me.app-descriptor text/vnd.wap.wml text/x-component;
client_max_body_size 25M;
keepalive_timeout 10;
expires $expires;
location /api/policy/rest/ {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:9002/;
}
location /api/quote/rest/ {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:9001/;
}
location /api/audit/rest/ {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:9003/;
}
location /api/rate/rest/ {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:9004/;
}
location /api/tds/rest/ {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:9000/;
}
location / {
proxy_set_header X-Forwarded-Proto http;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_buffering on;
proxy_buffer_size 8k;
proxy_buffers 2048 8k;
proxy_redirect off;
proxy_pass http://academia:3000/;
}
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root /usr/share/nginx/html;
}
}
CFG
Namespace » Academia » Deployment » Nginx
cat <<'YML'| kubectl apply -n academia -f -
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx
namespace: academia
labels:
app: nginx
app.kubernetes.io/name: nginx
app.kubernetes.io/version: 1.0.0
app.kubernetes.io/instance: academia
app.kubernetes.io/managed-by: kubectl
spec:
replicas: 1
selector:
matchLabels:
app: nginx
template:
metadata:
labels:
app: nginx
spec:
containers:
- name: nginx
image: nginx:1.27-alpine-slim
ports:
- name: http-nginx
containerPort: 80
protocol: TCP
resources:
requests:
cpu: 50m
memory: 64Mi
limits:
memory: 128Mi
cpu: 100m
volumeMounts:
- mountPath: /etc/nginx/conf.d/default.conf
subPath: default.conf
name: default-conf
volumes:
- name: default-conf
configMap:
name: nginx
items:
- key: default.conf
path: default.conf
YML
Namespace » Kube-System » ConfigMap » CoreDNS
cat <<'YML'|kubectl apply -n kube-system -f -
---
apiVersion: v1
kind: ConfigMap
metadata:
name: coredns
namespace: kube-system
data:
Corefile: |
.:53 {
log
errors
health {
lameduck 5s
}
ready
kubernetes cluster.local in-addr.arpa ip6.arpa {
pods insecure
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
prometheus :9153
hosts {
192.168.49.1 host.minikube.internal
fallthrough
}
forward . /etc/resolv.conf {
max_concurrent 1000
}
cache 30 {
disable success cluster.local
disable denial cluster.local
}
loop
reload
loadbalance
}
group.local:53 {
errors
cache 30
forward . 192.168.49.2
}
biz.local:53 {
errors
cache 30
forward . 192.168.49.2
}
com.local:53 {
errors
cache 30
forward . 192.168.49.2
}
org.local:53 {
errors
cache 30
forward . 192.168.49.2
}
k8s.local:53 {
errors
cache 30
forward . 192.168.49.2
}
bd.local:53 {
errors
cache 30
forward . 192.168.49.2
}
io.local:53 {
errors
cache 30
forward . 192.168.49.2
}
my.local:53 {
errors
cache 30
forward . 192.168.49.2
}
YML
Namespace » Academia » Clean-up
kubectl -n academia delete deploy nginx
kubectl -n academia delete service nginx
kubectl -n academia delete configmap nginx
kubectl -n academia delete service academia
kubectl -n academia delete ingress academia
kubectl delete namespace academia