initial commit
This commit is contained in:
commit
0e6be50e37
23 changed files with 1069 additions and 0 deletions
15
testapp/api/Dockerfile
Normal file
15
testapp/api/Dockerfile
Normal file
|
|
@ -0,0 +1,15 @@
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|||
FROM golang:alpine
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ARG VERSION
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RUN mkdir /build
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ADD . /build/
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WORKDIR /build
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RUN CGO_ENABLED=0 GOOS=linux go build -a -gcflags '-e' -ldflags "-X main.version=$VERSION -s -w" -o main .
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RUN echo -e "root:x:0:0:root:/:\nappuser:x:1000:1000:appuser:/:" > /etc/passwd
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RUN echo -e "root:x:0:root\nappuser:x:1000:" > /etc/group
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FROM scratch
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COPY --from=0 /build/main /
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COPY --from=0 /etc/passwd /etc/
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COPY --from=0 /etc/group /etc/
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USER appuser
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EXPOSE 8080
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ENTRYPOINT ["/main"]
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13
testapp/api/Makefile
Normal file
13
testapp/api/Makefile
Normal file
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@ -0,0 +1,13 @@
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CC=docker
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APP=api
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TAG=127.0.0.1:5000/testapp/$(APP):$(VERSION)
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all: build push
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build:
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$(CC) build --build-arg VERSION=$(VERSION) -t $(TAG) .
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push:
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$(CC) push $(TAG)
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.PHONY: build push
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109
testapp/api/api-v1-istio.yaml
Normal file
109
testapp/api/api-v1-istio.yaml
Normal file
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@ -0,0 +1,109 @@
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: testapp-api
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labels:
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app: testapp-api
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version: v1
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: testapp-api
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version: v1
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template:
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metadata:
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labels:
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app: testapp-api
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version: v1
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spec:
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containers:
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- name: testapp-api
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image: 127.0.0.1:5000/testapp/api:v1
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imagePullPolicy: Always
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ports:
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- containerPort: 8080
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: testapp-api
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labels:
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app: testapp-api
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spec:
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ports:
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- port: 8080
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name: http
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selector:
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app: testapp-api
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---
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apiVersion: networking.istio.io/v1alpha3
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kind: ServiceEntry
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metadata:
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name: httpbin
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spec:
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hosts:
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- httpbin.org
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ports:
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- number: 80
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name: http-port
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protocol: HTTP
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resolution: DNS
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location: MESH_EXTERNAL
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---
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apiVersion: networking.istio.io/v1alpha3
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kind: Gateway
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metadata:
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name: httpbin
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spec:
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selector:
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istio: egressgateway
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servers:
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- port:
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number: 80
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name: http
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protocol: HTTP
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hosts:
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- httpbin.org
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---
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apiVersion: networking.istio.io/v1alpha3
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kind: DestinationRule
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metadata:
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name: httpbin
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spec:
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host: istio-egressgateway.istio-system.svc.cluster.local
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subsets:
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- name: httpbin
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---
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apiVersion: networking.istio.io/v1alpha3
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kind: VirtualService
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metadata:
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name: httpbin-egress
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spec:
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hosts:
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- httpbin.org
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gateways:
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- httpbin
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- mesh
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http:
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- match:
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- gateways:
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- mesh
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port: 80
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route:
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- destination:
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host: istio-egressgateway.istio-system.svc.cluster.local
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subset: httpbin
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port:
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number: 80
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weight: 100
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- match:
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- gateways:
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- httpbin
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port: 80
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route:
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- destination:
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host: httpbin.org
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port:
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number: 80
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weight: 100
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38
testapp/api/api-v1.yaml
Normal file
38
testapp/api/api-v1.yaml
Normal file
|
|
@ -0,0 +1,38 @@
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apiVersion: apps/v1
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kind: Deployment
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||||
metadata:
|
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name: testapp-api
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labels:
|
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app: testapp-api
|
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version: v1
|
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spec:
|
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replicas: 1
|
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selector:
|
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matchLabels:
|
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app: testapp-api
|
||||
version: v1
|
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template:
|
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metadata:
|
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labels:
|
||||
app: testapp-api
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version: v1
|
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spec:
|
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containers:
|
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- name: testapp-api
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image: 127.0.0.1:5000/testapp/api:v1
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imagePullPolicy: Always
|
||||
ports:
|
||||
- containerPort: 8080
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---
|
||||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: testapp-api
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labels:
|
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app: testapp-api
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spec:
|
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ports:
|
||||
- port: 8080
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name: http
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selector:
|
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app: testapp-api
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63
testapp/api/main.go
Normal file
63
testapp/api/main.go
Normal file
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|
@ -0,0 +1,63 @@
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package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net"
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"net/http"
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"os"
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"time"
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)
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var version string
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func get(c *http.Client, url string) (body string, err error) {
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resp, err := c.Get(url)
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if err != nil {
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return
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}
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defer resp.Body.Close()
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b, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return
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}
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body = string(b)
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return
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}
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func main() {
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
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h, err := os.Hostname()
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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c := &http.Client{Transport: &http.Transport{
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DialContext: (&net.Dialer{
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Timeout: 5 * time.Second,
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}).DialContext,
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}}
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health, err := get(c, "http://testapp-db:8080/healthz")
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if err != nil {
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health = err.Error()
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||||
}
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||||
ext, err := get(c, "http://httpbin.org/robots.txt")
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if err != nil {
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ext = err.Error()
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||||
}
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fmt.Fprintf(w, "%s (%s) DB Health: '%s' external GET: '%s'", h, version, health, ext)
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||||
})
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http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
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log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
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fmt.Fprintf(w, "api: ok")
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})
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||||
s := &http.Server{
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ReadTimeout: 5 * time.Second,
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WriteTimeout: 10 * time.Second,
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IdleTimeout: 120 * time.Second,
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Addr: ":8080",
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}
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log.Fatal(s.ListenAndServe())
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||||
}
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15
testapp/db/Dockerfile
Normal file
15
testapp/db/Dockerfile
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
FROM golang:alpine
|
||||
ARG VERSION
|
||||
RUN mkdir /build
|
||||
ADD . /build/
|
||||
WORKDIR /build
|
||||
RUN CGO_ENABLED=0 GOOS=linux go build -a -gcflags '-e' -ldflags "-X main.version=$VERSION -s -w" -o main .
|
||||
RUN echo -e "root:x:0:0:root:/:\nappuser:x:1000:1000:appuser:/:" > /etc/passwd
|
||||
RUN echo -e "root:x:0:root\nappuser:x:1000:" > /etc/group
|
||||
FROM scratch
|
||||
COPY --from=0 /build/main /
|
||||
COPY --from=0 /etc/passwd /etc/
|
||||
COPY --from=0 /etc/group /etc/
|
||||
USER appuser
|
||||
EXPOSE 8080
|
||||
ENTRYPOINT ["/main"]
|
||||
13
testapp/db/Makefile
Normal file
13
testapp/db/Makefile
Normal file
|
|
@ -0,0 +1,13 @@
|
|||
CC=docker
|
||||
APP=db
|
||||
TAG=127.0.0.1:5000/testapp/$(APP):$(VERSION)
|
||||
|
||||
all: build push
|
||||
|
||||
build:
|
||||
$(CC) build --build-arg VERSION=$(VERSION) -t $(TAG) .
|
||||
|
||||
push:
|
||||
$(CC) push $(TAG)
|
||||
|
||||
.PHONY: build push
|
||||
38
testapp/db/db-v2.yaml
Normal file
38
testapp/db/db-v2.yaml
Normal file
|
|
@ -0,0 +1,38 @@
|
|||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: testapp-db-v2
|
||||
labels:
|
||||
app: testapp-db
|
||||
version: v2
|
||||
spec:
|
||||
replicas: 1
|
||||
selector:
|
||||
matchLabels:
|
||||
app: testapp-db
|
||||
version: v2
|
||||
template:
|
||||
metadata:
|
||||
labels:
|
||||
app: testapp-db
|
||||
version: v2
|
||||
spec:
|
||||
containers:
|
||||
- name: testapp-db
|
||||
image: 127.0.0.1:5000/testapp/db:v2
|
||||
imagePullPolicy: Always
|
||||
ports:
|
||||
- containerPort: 8080
|
||||
---
|
||||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: testapp-db
|
||||
labels:
|
||||
app: testapp-db
|
||||
spec:
|
||||
ports:
|
||||
- port: 8080
|
||||
name: http
|
||||
selector:
|
||||
app: testapp-db
|
||||
38
testapp/db/db.yaml
Normal file
38
testapp/db/db.yaml
Normal file
|
|
@ -0,0 +1,38 @@
|
|||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: testapp-db
|
||||
labels:
|
||||
app: testapp-db
|
||||
version: v1
|
||||
spec:
|
||||
replicas: 1
|
||||
selector:
|
||||
matchLabels:
|
||||
app: testapp-db
|
||||
version: v1
|
||||
template:
|
||||
metadata:
|
||||
labels:
|
||||
app: testapp-db
|
||||
version: v1
|
||||
spec:
|
||||
containers:
|
||||
- name: testapp-db
|
||||
image: 127.0.0.1:5000/testapp/db:v1
|
||||
imagePullPolicy: Always
|
||||
ports:
|
||||
- containerPort: 8080
|
||||
---
|
||||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: testapp-db
|
||||
labels:
|
||||
app: testapp-db
|
||||
spec:
|
||||
ports:
|
||||
- port: 8080
|
||||
name: http
|
||||
selector:
|
||||
app: testapp-db
|
||||
24
testapp/db/istio-deny.yaml
Normal file
24
testapp/db/istio-deny.yaml
Normal file
|
|
@ -0,0 +1,24 @@
|
|||
apiVersion: "config.istio.io/v1alpha2"
|
||||
kind: denier
|
||||
metadata:
|
||||
name: deny-testapp-db
|
||||
spec:
|
||||
status:
|
||||
code: 7
|
||||
message: Not allowed
|
||||
---
|
||||
apiVersion: "config.istio.io/v1alpha2"
|
||||
kind: checknothing
|
||||
metadata:
|
||||
name: deny-testapp-db
|
||||
spec:
|
||||
---
|
||||
apiVersion: "config.istio.io/v1alpha2"
|
||||
kind: rule
|
||||
metadata:
|
||||
name: deny-testapp-db
|
||||
spec:
|
||||
match: destination.labels["app"] == "testapp-db"
|
||||
actions:
|
||||
- handler: deny-testapp-db.denier
|
||||
instances: [ deny-testapp-db.checknothing ]
|
||||
59
testapp/db/main.go
Normal file
59
testapp/db/main.go
Normal file
|
|
@ -0,0 +1,59 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"net"
|
||||
"net/http"
|
||||
"os"
|
||||
"time"
|
||||
)
|
||||
|
||||
var version string
|
||||
|
||||
func get(c *http.Client, url string) (body string, err error) {
|
||||
resp, err := c.Get(url)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
b, err := ioutil.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
body = string(b)
|
||||
return
|
||||
}
|
||||
|
||||
func main() {
|
||||
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
|
||||
log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
|
||||
h, err := os.Hostname()
|
||||
if err != nil {
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
c := &http.Client{Transport: &http.Transport{
|
||||
DialContext: (&net.Dialer{
|
||||
Timeout: 5 * time.Second,
|
||||
}).DialContext,
|
||||
}}
|
||||
body, err := get(c, "http://testapp-api:8080/healthz")
|
||||
if err != nil {
|
||||
body = err.Error()
|
||||
}
|
||||
fmt.Fprintf(w, "%s (%s) API Health: '%s'", h, version, body)
|
||||
})
|
||||
http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
|
||||
log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
|
||||
fmt.Fprintf(w, "db: ok")
|
||||
})
|
||||
s := &http.Server{
|
||||
ReadTimeout: 5 * time.Second,
|
||||
WriteTimeout: 10 * time.Second,
|
||||
IdleTimeout: 120 * time.Second,
|
||||
Addr: ":8080",
|
||||
}
|
||||
log.Fatal(s.ListenAndServe())
|
||||
}
|
||||
34
testapp/db/route.yaml
Normal file
34
testapp/db/route.yaml
Normal file
|
|
@ -0,0 +1,34 @@
|
|||
apiVersion: networking.istio.io/v1alpha3
|
||||
kind: VirtualService
|
||||
metadata:
|
||||
name: testapp-db
|
||||
spec:
|
||||
hosts:
|
||||
- testapp-db.default.svc.cluster.local
|
||||
http:
|
||||
- route:
|
||||
- destination:
|
||||
host: testapp-db.default.svc.cluster.local
|
||||
subset: v1
|
||||
weight: 50
|
||||
- destination:
|
||||
host: testapp-db.default.svc.cluster.local
|
||||
subset: v2
|
||||
weight: 50
|
||||
---
|
||||
apiVersion: networking.istio.io/v1alpha3
|
||||
kind: DestinationRule
|
||||
metadata:
|
||||
name: testapp-db
|
||||
spec:
|
||||
host: testapp-db.default.svc.cluster.local
|
||||
trafficPolicy:
|
||||
loadBalancer:
|
||||
simple: RANDOM
|
||||
subsets:
|
||||
- name: v1
|
||||
labels:
|
||||
version: v1
|
||||
- name: v2
|
||||
labels:
|
||||
version: v2
|
||||
15
testapp/srv/Dockerfile
Normal file
15
testapp/srv/Dockerfile
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
FROM golang:alpine
|
||||
ARG VERSION
|
||||
RUN mkdir /build
|
||||
ADD . /build/
|
||||
WORKDIR /build
|
||||
RUN CGO_ENABLED=0 GOOS=linux go build -a -gcflags '-e' -ldflags "-X main.version=$VERSION -s -w" -o main .
|
||||
RUN echo -e "root:x:0:0:root:/:\nappuser:x:1000:1000:appuser:/:" > /etc/passwd
|
||||
RUN echo -e "root:x:0:root\nappuser:x:1000:" > /etc/group
|
||||
FROM scratch
|
||||
COPY --from=0 /build/main /
|
||||
COPY --from=0 /etc/passwd /etc/
|
||||
COPY --from=0 /etc/group /etc/
|
||||
USER appuser
|
||||
EXPOSE 8080
|
||||
ENTRYPOINT ["/main"]
|
||||
13
testapp/srv/Makefile
Normal file
13
testapp/srv/Makefile
Normal file
|
|
@ -0,0 +1,13 @@
|
|||
CC=docker
|
||||
APP=srv
|
||||
TAG=127.0.0.1:5000/testapp/$(APP):$(VERSION)
|
||||
|
||||
all: build push
|
||||
|
||||
build:
|
||||
$(CC) build --build-arg VERSION=$(VERSION) -t $(TAG) .
|
||||
|
||||
push:
|
||||
$(CC) push $(TAG)
|
||||
|
||||
.PHONY: build push
|
||||
73
testapp/srv/main.go
Normal file
73
testapp/srv/main.go
Normal file
|
|
@ -0,0 +1,73 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"net"
|
||||
"net/http"
|
||||
"os"
|
||||
"os/user"
|
||||
"strconv"
|
||||
"time"
|
||||
)
|
||||
|
||||
var version string
|
||||
|
||||
func get(c *http.Client, url string) (body string, err error) {
|
||||
resp, err := c.Get(url)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
b, err := ioutil.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
body = string(b)
|
||||
return
|
||||
}
|
||||
|
||||
func main() {
|
||||
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
|
||||
log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
|
||||
h, err := os.Hostname()
|
||||
if err != nil {
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
u, err := user.LookupId(strconv.Itoa(os.Getuid()))
|
||||
if err != nil {
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
//url := "http://" + os.Getenv("DB_SERVICE_HOST") + ":" + os.Getenv("DB_SERVICE_PORT")
|
||||
//url := "http://testapp-db.default.svc.cluster.local:8080"
|
||||
c := &http.Client{Transport: &http.Transport{
|
||||
DialContext: (&net.Dialer{
|
||||
Timeout: 5 * time.Second,
|
||||
}).DialContext,
|
||||
}}
|
||||
dbUrl := "http://testapp-db:8080"
|
||||
dbBody, err := get(c, dbUrl)
|
||||
if err != nil {
|
||||
dbBody = err.Error()
|
||||
}
|
||||
apiUrl := "http://testapp-api:8080"
|
||||
apiBody, err := get(c, apiUrl)
|
||||
if err != nil {
|
||||
apiBody = err.Error()
|
||||
}
|
||||
fmt.Fprintf(w, "Version: %s\nHostname: %s\nUser: %s (%s) (%s)\nDB URL: %s\nDB Response: %s\nAPI URL: %s\nAPI Response: %s\n",
|
||||
version, h, u.Username, u.Uid, u.Gid,
|
||||
dbUrl, dbBody,
|
||||
apiUrl, apiBody)
|
||||
})
|
||||
s := &http.Server{
|
||||
ReadTimeout: 5 * time.Second,
|
||||
WriteTimeout: 10 * time.Second,
|
||||
IdleTimeout: 120 * time.Second,
|
||||
Addr: ":8080",
|
||||
}
|
||||
log.Fatal(s.ListenAndServe())
|
||||
}
|
||||
68
testapp/srv/srv-v1-istio.yaml
Normal file
68
testapp/srv/srv-v1-istio.yaml
Normal file
|
|
@ -0,0 +1,68 @@
|
|||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
labels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
spec:
|
||||
replicas: 3
|
||||
selector:
|
||||
matchLabels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
template:
|
||||
metadata:
|
||||
labels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
spec:
|
||||
containers:
|
||||
- name: testapp-srv
|
||||
image: 127.0.0.1:5000/testapp/srv:v1
|
||||
imagePullPolicy: Always
|
||||
ports:
|
||||
- containerPort: 8080
|
||||
---
|
||||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
spec:
|
||||
type: ClusterIP
|
||||
ports:
|
||||
- name: http
|
||||
port: 8080
|
||||
selector:
|
||||
app: testapp-srv
|
||||
---
|
||||
apiVersion: networking.istio.io/v1alpha3
|
||||
kind: Gateway
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
spec:
|
||||
selector:
|
||||
istio: ingressgateway
|
||||
servers:
|
||||
- port:
|
||||
number: 80
|
||||
name: http
|
||||
protocol: HTTP
|
||||
hosts:
|
||||
- "k8s-testapp.example.com"
|
||||
---
|
||||
apiVersion: networking.istio.io/v1alpha3
|
||||
kind: VirtualService
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
spec:
|
||||
gateways:
|
||||
- testapp-srv
|
||||
hosts:
|
||||
- "k8s-testapp.example.com"
|
||||
http:
|
||||
- route:
|
||||
- destination:
|
||||
port:
|
||||
number: 8080
|
||||
host: testapp-srv.default.svc.cluster.local
|
||||
53
testapp/srv/srv-v1.yaml
Normal file
53
testapp/srv/srv-v1.yaml
Normal file
|
|
@ -0,0 +1,53 @@
|
|||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
labels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
spec:
|
||||
replicas: 3
|
||||
selector:
|
||||
matchLabels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
template:
|
||||
metadata:
|
||||
labels:
|
||||
app: testapp-srv
|
||||
version: v1
|
||||
spec:
|
||||
containers:
|
||||
- name: testapp-srv
|
||||
image: 127.0.0.1:5000/testapp/srv:v1
|
||||
imagePullPolicy: Always
|
||||
ports:
|
||||
- containerPort: 8080
|
||||
---
|
||||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
spec:
|
||||
type: ClusterIP
|
||||
ports:
|
||||
- name: http
|
||||
port: 8080
|
||||
selector:
|
||||
app: testapp-srv
|
||||
---
|
||||
---
|
||||
apiVersion: networking.k8s.io/v1beta1
|
||||
kind: Ingress
|
||||
metadata:
|
||||
name: testapp-srv
|
||||
annotations:
|
||||
kubernetes.io/ingress.class: "nginx"
|
||||
spec:
|
||||
rules:
|
||||
- host: k8s-testapp.example.com
|
||||
http:
|
||||
paths:
|
||||
- backend:
|
||||
serviceName: testapp-srv
|
||||
servicePort: 8080
|
||||
Loading…
Add table
Add a link
Reference in a new issue