feat: gsw service and grafana provisioning

Author: K3das

README.md

@@ -46,7 +46,7 @@ Once set up, the grafana_live application can be run from the root directory (wi
 Make sure the GSW service is running before starting the application.
 
 In case the setup utility does not work, live data streaming can be set up manually as follows:
-1. Import a new dashboard into Grafana using the JSON file located at `data/grafana/Backplane-Live.json`. The dashboard can have any name and UID.
+1. Import a new dashboard into Grafana using the JSON file located at `data/grafana/dashboards/Backplane-Live.json`. The dashboard can have any name and UID.
 2. Create a service account at the following URL: [http://localhost:3000/org/serviceaccounts/create](http://localhost:3000/org/serviceaccounts/create) (replace `http://localhost:3000` if you are using a different host).
 The service account can have any display name but must be given the Admin role ([More information about creating service accounts](https://grafana.com/docs/grafana/latest/administration/service-accounts/)).
 3. Click "Add service account token" and then "Generate token". The token can have any display name. Don't set an expiration date unless you want the token to become invalid after that date. 

cmd/Containerfile

@@ -0,0 +1,55 @@
+FROM golang:1.25-alpine AS build
+
+RUN apk add --update --no-cache build-base
+
+# TODO: document how to use delve
+RUN --mount=type=cache,target=/root/.cache/go-build \
+    CGO_ENABLED=0 go install -ldflags "-s -w -extldflags '-static'" github.com/go-delve/delve/cmd/dlv@latest
+
+WORKDIR /go/src/app
+
+COPY go.mod .
+COPY go.sum .
+
+RUN --mount=type=cache,id=gsw_mod,target=/go/pkg/mod \
+    go mod download
+
+COPY . .
+
+RUN --mount=type=cache,id=gsw_mod,target=/go/pkg/mod \
+    --mount=type=cache,id=gsw_build,target=/root/.cache/go-build \
+    CGO_ENABLED=1 GOOS=linux go build \
+    -trimpath \
+    -o out/gsw_service \
+    -v \
+    # delve
+    -gcflags "all=-N -l" \
+    ./cmd/gsw_service.go
+
+RUN --mount=type=cache,id=gsw_mod,target=/go/pkg/mod \
+    --mount=type=cache,id=gsw_build,target=/root/.cache/go-build \
+    for binary in grafana_live live_setup mem_view benchmark telem_view udp_command; do \
+        CGO_ENABLED=1 GOOS=linux go build \
+        -trimpath \
+        -o out/$binary \
+        -v \
+        # delve
+        -gcflags "all=-N -l" \
+        ./cmd/$binary/$binary.go; \
+    done
+
+FROM alpine
+
+RUN addgroup -S appgroup && adduser -S appuser -G appgroup
+
+COPY data /opt/app/data
+RUN mkdir -p /opt/app/data/logs && chown -R appuser:appgroup /opt/app/data/logs
+
+COPY --from=build /go/bin/dlv /usr/bin/dlv
+COPY --from=build /go/src/app/out/ /usr/bin/
+
+WORKDIR /opt/app
+
+USER appuser
+
+ENTRYPOINT [ "gsw_service" ]

cmd/live_setup/live_setup.go

@@ -16,7 +16,7 @@ import (
 	"strings"
 )
 
-const DashboardJsonFile = "data/grafana/Backplane-Live.json"
+const DashboardJsonFile = "data/grafana/dashboards/Backplane-Live.json"
 
 // Prompts the user for the Grafana username, password, and URL.
 // Returns a URL to Grafana containing the username and password info for basic auth.

compose.yaml

@@ -0,0 +1,45 @@
+services:
+  gsw:
+    build:
+      context: .
+      dockerfile: cmd/Containerfile
+    depends_on:
+      influxdb:
+        condition: service_started
+      grafana:
+        condition: service_started
+    ports:
+      - 11020:11020/udp
+      - 13020:13020/udp
+      - 12005:12005/udp
+      - 12006:12006/udp
+      - 12002:12002/udp
+
+  grafana:
+    build:
+      context: data/grafana
+      dockerfile: Containerfile
+    ports:
+      - "127.0.0.1:3000:3000"
+    depends_on:
+      influxdb:
+        condition: service_started
+    environment:
+      - GSW_GRAFANA_INFLUXDB_URL=http://influxdb:8086
+      - GSW_GRAFANA_INFLUXDB_USER=root
+      - GSW_GRAFANA_INFLUXDB_PASSWORD=root
+      - GF_AUTH_ANONYMOUS_ENABLED=true
+      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
+      - GF_AUTH_BASIC_ENABLED=false
+    volumes:
+      - grafana-data:/var/lib/grafana
+  influxdb:
+    image: influxdb:1.11-alpine
+    volumes:
+      - influxdb-data:/var/lib/influxdb
+    environment:
+      - INFLUXDB_UDP_ENABLED=true
+
+volumes:
+  grafana-data:
+  influxdb-data:

data/grafana/Containerfile

@@ -0,0 +1,5 @@
+FROM grafana/grafana
+
+COPY dashboards /etc/grafana/provisioning/gsw-dashboards
+COPY provisioning/datasources /etc/grafana/provisioning/datasources
+COPY provisioning/gsw-dashboard-provider.yaml /etc/grafana/provisioning/dashboards/gsw-dashboard-provider.yaml

data/grafana/Backplane-Live.json …a/grafana/dashboards/Backplane-Live.jsondata/grafana/Backplane-Live.json renamed to data/grafana/dashboards/Backplane-Live.json data/grafana/Backplane-Live.json renamed to data/grafana/dashboards/Backplane-Live.json

@@ -0,0 +1,12 @@
+apiVersion: 1
+
+datasources:
+  - name: GSW InfluxDB
+    uid: gsw-influxdb
+    type: influxdb
+    access: proxy
+    
+    user: $GSW_GRAFANA_INFLUXDB_USER
+    url: $GSW_GRAFANA_INFLUXDB_URL
+    secureJsonData:
+      password: $GSW_GRAFANA_INFLUXDB_PASSWORD