Heric Camargo pushed to branch main at Root / CLI / Mirror Monitor

Commits:

8 changed files:

Changes:

  • .gitignore
    ... ... @@ -3,8 +3,7 @@
    3 3 
     #
    4 4
    5 5 
     # binaries
    6 
    -rsyncuptime-server
    7 
    -rsyncuptime-tui
    6 
    +mirror-monitor-tui
    8 7 
     bin/
    9 8
    10 9 
     # Binaries for programs and plugins

  • Containerfile
    ... ... @@ -3,26 +3,39 @@ FROM golang:1.24 AS builder
    3 3
    4 4 
     WORKDIR /app
    5 5
    6 
    -# Copia os arquivos do projeto
    6 
    +# Copia go.mod e go.sum para melhor cache de layers
    7 
    +COPY go.mod go.sum ./
    8 
    +
    9 
    +# Download das dependências
    10 
    +RUN go mod download
    11 
    +
    12 
    +# Copia o restante dos arquivos do projeto
    7 13 
     COPY . .
    8 14
    9 15 
     # Compilando o binário da API
    10 
    -RUN go build -o rsyncuptime cmd/api/main.go
    16 
    +RUN go build -o mirror-monitor ./cmd/api
    11 17
    12 18 
     # Etapa final:
    13 19 
     FROM debian:bookworm-slim
    14 20
    15 
    -# Instalando o rsync:
    21 
    +# Instalando o rsync e criando usuário não-root:
    16 22 
     RUN apt-get update && \
    17 
    -    apt-get install -y rsync && \
    18 
    -    apt-get clean && rm -rf /var/lib/apt/lists/*
    23 
    +    apt-get install -y rsync ca-certificates && \
    24 
    +    apt-get clean && rm -rf /var/lib/apt/lists/* && \
    25 
    +    useradd -r -u 1000 -s /bin/false appuser
    19 26
    20 27 
     # Copiando o binário compilado:
    21 
    -COPY --from=builder /app/rsyncuptime /usr/local/bin/rsyncuptime
    28 
    +COPY --from=builder /app/mirror-monitor /usr/local/bin/mirror-monitor
    29 
    +
    30 
    +# Tornando o binário executável
    31 
    +RUN chmod +x /usr/local/bin/mirror-monitor
    32 
    +
    33 
    +# Mudando para usuário não-root
    34 
    +USER 1000
    22 35
    23 36 
     # Exponha a porta, se necessário:
    24 37 
     #Atenção: se você mudar de porta, esse trecho do código deve-se mudar também!
    25 38 
     EXPOSE 8080
    26 39
    27 40 
     # Definindo o comando de entrada:
    28 
    -CMD ["rsyncuptime"]
    41 
    +CMD ["mirror-monitor"]

  • cmd/api/main.go
    ... ... @@ -2,6 +2,7 @@ package main
    2 2
    3 3 
     import (
    4 4 
     	"bufio"
    5 
    +	"context"
    5 6 
     	"encoding/json"
    6 7 
     	"errors"
    7 8 
     	"fmt"
    ... ... @@ -9,6 +10,7 @@ import (
    9 10 
     	"net/http"
    10 11 
     	"os"
    11 12 
     	"os/exec"
    13 
    +	"os/signal"
    12 14 
     	"regexp"
    13 15 
     	"strconv"
    14 16 
     	"strings"
    ... ... @@ -332,7 +334,21 @@ func main() {
    332 334 
     	})
    333 335
    334 336 
     	log.Printf("Starting monitoring server on :%s using rsync URL '%s'", serverPort, rsyncURL)
    335 
    -	if err := http.ListenAndServe(":"+serverPort, mux); err != nil {
    336 
    -		log.Fatalf("Server failed to start: %s", err)
    337 
    +	server := &http.Server{Addr: ":" + serverPort, Handler: mux}
    338 
    +	// Graceful shutdown on SIGINT/SIGTERM
    339 
    +	stop := make(chan os.Signal, 1)
    340 
    +	signal.Notify(stop, os.Interrupt)
    341 
    +	go func() {
    342 
    +		if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
    343 
    +			log.Fatalf("Server error: %s", err)
    344 
    +		}
    345 
    +	}()
    346 
    +	<-stop
    347 
    +	log.Println("Shutting down server...")
    348 
    +	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
    349 
    +	defer cancel()
    350 
    +	if err := server.Shutdown(ctx); err != nil {
    351 
    +		log.Fatalf("Server Shutdown Failed:%+v", err)
    337 352 
     	}
    353 
    +	log.Println("Server exited gracefully")
    338 354 
     }

  • deploy/k8s/deployment.yaml
    1 
    +# Kubernetes Deployment for the mirror-monitor API service
    2 
    +apiVersion: apps/v1
    3 
    +kind: Deployment
    4 
    +metadata:
    5 
    +  name: mirror-monitor-api
    6 
    +  labels:
    7 
    +    app: mirror-monitor-api
    8 
    +    version: v1
    9 
    +    component: api
    10 
    +spec:
    11 
    +  replicas: 1
    12 
    +  selector:
    13 
    +    matchLabels:
    14 
    +      app: mirror-monitor-api
    15 
    +  template:
    16 
    +    metadata:
    17 
    +      labels:
    18 
    +        app: mirror-monitor-api
    19 
    +        version: v1
    20 
    +        component: api
    21 
    +    spec:
    22 
    +      containers:
    23 
    +      - name: api
    24 
    +        image: mirror-monitor-api:latest
    25 
    +        imagePullPolicy: IfNotPresent
    26 
    +        ports:
    27 
    +        - containerPort: 8080
    28 
    +        env:
    29 
    +        - name: RSYNC_URL
    30 
    +          value: "rsync://sagres.c3sl.ufpr.br/"
    31 
    +        - name: POLLING_INTERVAL_SECONDS
    32 
    +          value: "300"
    33 
    +        - name: PORT
    34 
    +          value: "8080"
    35 
    +        resources:
    36 
    +          requests:
    37 
    +            memory: "64Mi"
    38 
    +            cpu: "50m"
    39 
    +          limits:
    40 
    +            memory: "128Mi"
    41 
    +            cpu: "100m"
    42 
    +        livenessProbe:
    43 
    +          httpGet:
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    +            path: /modules
    45 
    +            port: 8080
    46 
    +          initialDelaySeconds: 30
    47 
    +          periodSeconds: 30
    48 
    +          timeoutSeconds: 5
    49 
    +          failureThreshold: 3
    50 
    +        readinessProbe:
    51 
    +          httpGet:
    52 
    +            path: /modules
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    +            port: 8080
    54 
    +          initialDelaySeconds: 5
    55 
    +          periodSeconds: 10
    56 
    +          timeoutSeconds: 3
    57 
    +          failureThreshold: 3
    58 
    +        # Security context for better security
    59 
    +        securityContext:
    60 
    +          allowPrivilegeEscalation: false
    61 
    +          runAsNonRoot: true
    62 
    +          runAsUser: 1000
    63 
    +          readOnlyRootFilesystem: true
    64 
    +          capabilities:
    65 
    +            drop:
    66 
    +              - ALL

  • deploy/k8s/ingress.yaml
    1 
    +# Optional Ingress for exposing the mirror-monitor API externally
    2 
    +apiVersion: networking.k8s.io/v1
    3 
    +kind: Ingress
    4 
    +metadata:
    5 
    +  name: mirror-monitor-api-ingress
    6 
    +  annotations:
    7 
    +    # Remove the rewrite rule since we want to preserve the API paths
    8 
    +    nginx.ingress.kubernetes.io/ssl-redirect: "false"
    9 
    +spec:
    10 
    +  rules:
    11 
    +  - host: mirror-monitor.local
    12 
    +    http:
    13 
    +      paths:
    14 
    +      - path: /
    15 
    +        pathType: Prefix
    16 
    +        backend:
    17 
    +          service:
    18 
    +            name: mirror-monitor-api
    19 
    +            port:
    20 
    +              number: 80

  • deploy/k8s/service.yaml
    1 
    +# Kubernetes Service for the mirror-monitor API
    2 
    +apiVersion: v1
    3 
    +kind: Service
    4 
    +metadata:
    5 
    +  name: mirror-monitor-api
    6 
    +spec:
    7 
    +  type: ClusterIP
    8 
    +  selector:
    9 
    +    app: mirror-monitor-api
    10 
    +  ports:
    11 
    +    - name: http
    12 
    +      port: 80
    13 
    +      targetPort: 8080  # Match the containerPort in your Deployment

  • deploy/rsyncuptime.service → deploy/mirror-monitor.service

  • shell.nix
    1 
    -# Nix shell para desenvolvimento do servidor web rsyncuptime
    1 
    +# Nix shell para desenvolvimento do servidor web mirror-monitor
    2 2
    3 3 
     { pkgs ? import <nixpkgs> {} }:
    4 4
    ... ... @@ -8,6 +8,11 @@ pkgs.mkShell {
    8 8 
         pkgs.rsync
    9 9 
         pkgs.jq
    10 10 
         pkgs.mage
    11 
    +
    12 
    +    # kubernetes
    13 
    +    pkgs.kubectl
    14 
    +    pkgs.kind
    15 
    +    pkgs.docker
    11 16 
       ];
    12 17
    13 18 
       shellHook = ''

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