demo: Add prometheus server configuration

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

projects/demo/prom/.gitignore

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+/data

projects/demo/prom/Dockerfile

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+FROM prom/prometheus
+ADD prometheus.yml /etc/prometheus/

projects/demo/prom/Dockerfile.us-central1-f

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+FROM prom/prometheus:v1.6.0
+ADD prometheus-us-central.yml /etc/prometheus/prometheus.yml

projects/demo/prom/build-prom.sh

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+#! /bin/sh
+
+docker build -t moby/prom-us-central1-f -f Dockerfile.us-central1-f .

projects/demo/prom/etcd-prom-us-central1-f.yml

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+kernel:
+  image: "mobylinux/kernel:4.9.x"
+  cmdline: "console=ttyS0 page_poison=1"
+init:
+  - linuxkit/init:63eed9ca7a09d2ce4c0c5e7238ac005fa44f564b
+  - mobylinux/runc:b0fb122e10dbb7e4e45115177a61a3f8d68c19a9
+  - mobylinux/containerd:18eaf72f3f4f9a9f29ca1951f66df701f873060b
+  - mobylinux/ca-certificates:eabc5a6e59f05aa91529d80e9a595b85b046f935
+onboot:
+  - name: sysctl
+    image: "linuxkit/sysctl:1f5ec5d5e6f7a7a1b3d2ff9dd9e36fd6fb14756a"
+    net: host
+    pid: host
+    ipc: host
+    capabilities:
+     - CAP_SYS_ADMIN
+    readonly: true
+  - name: dhcpcd
+    image: "linuxkit/dhcpcd:48e249ebef6a521eed886b3bce032db69fbb4afa"
+    binds:
+     - /var:/var
+     - /tmp/etc:/etc
+    capabilities:
+     - CAP_NET_ADMIN
+     - CAP_NET_BIND_SERVICE
+     - CAP_NET_RAW
+    net: host
+    command: ["/sbin/dhcpcd", "--nobackground", "-f", "/dhcpcd.conf", "-1"]
+  - name: metadata
+    image: "linuxkit/metadata:c5567e65e9125f0a4c4b8cb9d56a86377be62652"
+    binds:
+     - /dev:/dev
+     - /var:/var
+     - /tmp/etc/resolv.conf:/etc/resolv.conf
+    net: host
+    capabilities:
+     - CAP_SYS_ADMIN
+services:
+  - name: rngd
+    image: "mobylinux/rngd:3dad6dd43270fa632ac031e99d1947f20b22eec9"
+    capabilities:
+     - CAP_SYS_ADMIN
+    oomScoreAdj: -800
+    readonly: true
+  - name: prometheus
+    image: "moby/prom-us-central1-f"
+    binds:
+      - /dev:/dev
+      - /var/lib/misc:/data
+    capabilities:
+      - all
+    net: host
+trust:
+  image:
+    - mobylinux/kernel
+outputs:
+  - format: kernel+initrd
+  - format: gcp
+    project: docker4x
+    bucket: rolf
+    family: moby-demo
+    replace: true

projects/demo/prom/prometheus-local.yml

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+global:
+
+scrape_configs:
+  # - job_name: 'prometheus'
+  #   scrape_interval: 20s
+  #   static_configs:
+  #     - targets: ['localhost:9090']
+
+  # Scrape the Node Exporter
+  - job_name: 'node'
+    scrape_interval: 20s
+    static_configs:
+      - targets: ['localhost:9100', 'localhost:9101', 'localhost:9102', 'localhost:9103', 'localhost:9104']
+
+  # # Scrape the containerd exporter
+  # - job_name: 'containerd'
+  #   scrape_interval: 15s
+  #   static_configs:
+  #     - targets: ['192.168.65.200:13337', '192.168.65.201:13337', '192.168.65.202:13337', '192.168.65.203:13337', '192.168.65.204:13337']

projects/demo/prom/prometheus-us-central.yml

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+global:
+
+scrape_configs:
+  - job_name: 'prometheus'
+    scrape_interval: 20s
+    static_configs:
+      - targets: ['localhost:9090']
+
+  # Scrape the Node Exporter
+  - job_name: 'node'
+    scrape_interval: 20s
+    static_configs:
+      - targets: ['10.128.0.200:9100', '10.128.0.201:9100', '10.128.0.202:9100', '10.128.0.203:9100', '10.128.0.204:9100']

projects/demo/prom/prometheus.yml

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+global:
+
+scrape_configs:
+  - job_name: 'prometheus'
+    scrape_interval: 20s
+    static_configs:
+      - targets: ['localhost:9090']
+
+  # Scrape the Node Exporter
+  - job_name: 'node'
+    scrape_interval: 20s
+    static_configs:
+      - targets: ['10.128.0.200:9100', '10.128.0.201:9100', '10.128.0.202:9100', '10.128.0.203:9100', '10.128.0.204:9100']