Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- freifunk:server:gw2.batman [2020-04-15 19:52] – [Dienste Konfigurartion] kwasir
+++ freifunk:server:gw2.batman [2020-04-15 19:56] (aktuell) – [YANIC] kwasir
@@ Zeile 1: / Zeile 1: @@
+====== Administration GW2-Batman ======
+Alles die Administration von [[freifunk:server:GW2.Batman]] betreffend.
+Es ist das Paket [[http://packages.debian.org/wheezy/etckeeper|etckeeper]] mit Git als Backend installiert um den Vorteil einer Versionsverwaltung für ''/etc'' zu haben. Nach administrativen Aufgaben einfach kurz
+  sudo etckeeper commit
+und kurz eine Commit Message eingeben. Das Repository ist ausschließlich lokal vorhanden und wird nicht nach draußen gepusht!
+===== Administratoren =====
+(aka Nutzer mit sudo Rechten)
+  * [[user:tux]]
+  * nold
+  * kwasir
+  *
+===== Installierte Dienste =====
+  * YANIC
+  * NODE Exporter
+===== Dienste Konfigurartion =====
+==== YANIC ====
+=== Install ===
+Install GO
+   cd /usr/local/
+   wget https://dl.google.com/go/go1.13.1.linux-amd64.tar.gz -O go-release-linux-   amd64.tar.gz
+   tar xvf go-release-linux-amd64.tar.gz
+   rm go-release-linux-amd64.tar.gz
+Export Path
+   export GOPATH=/opt/go
+   export PATH=$PATH:/usr/local/go/bin:$GOPATH/bin
+Download and Build Yanic
+   go get -v -u github.com/FreifunkBremen/yanic
+Copy Sample Config
+   cp /opt/go/src/github.com/FreifunkBremen/yanic/config_example.toml /etc/yanic.conf
+create needed folders & files
+    mkdir -p /var/lib/yanic
+    mkdir -p /var/www/html/meshviewer/data
+    touch /var/log/yanic.log
+Create User and Group
+   sudo groupadd --system yanic
+   sudo useradd -s /sbin/nologin --system -g yanic yanic
+Own this
+   sudo chown yanic /var/log/yanic.log /var/lib/yanic /var/www/html/meshviewer/data
+create Systemd service
+   cp /opt/go/src/github.com/FreifunkBremen/yanic/contrib/init/linux-systemd/yanic.service /lib/systemd/system/yanic.service
+   systemctl daemon-reload
+!Before Start edit /etc/yanic.conf
+ Start yanic
+   systemctl start yanic
+ Enable Startup
+   systemctl enable yanic
+ === Config File ===
+RespondD Interface
+   [[respondd.interfaces]]
+   # name of interface on which this collector is running
+   ifname = "mesh-vpn"
+   # ip address which is used for sending
+   # (optional - without definition used a address of ifname - preferred link    local)
+   #ip_address = "fe80::1ce8:33ff:fe05:3f9f"
+   # disable sending multicast respondd request
+   # (for receiving only respondd packages e.g. database respondd)
+   #send_no_request = false
+   # multicast address to destination of respondd
+   # (optional - without definition used default ff05::2:1001)
+   multicast_address = "ff02::1"
+   # define a port to listen
+   # if not set or set to 0 the kernel will use a random free port at its own
+   port = 45123
+Forward Respondd to "Master" Yanic
+   # respondd (yanic)
+   # forward collected respondd package to a address
+   # (e.g. to another respondd collector like a central yanic instance or hopglass)
+   [[database.connection.respondd]]
+   enable   = true
+   # type of network to create a connection
+   type     = "udp"
+   # destination address to connect/send respondd package
+   address  = "10.11.12.2:11001"
+==== Node Exporter ====
+Download and Extract
+   curl -s https://api.github.com/repos/prometheus/node_exporter/releases/latest \
+    | grep browser_download_url \
+    | grep linux-amd64 \
+    | cut -d '"' -f 4 \
+    | wget -qi -
+   tar xzf node_exporter-0.18.1.linux-amd64.tar.gz
+   cd node_exporter-0.18.1.linux-amd64/
+   sudo cp node_exporter /usr/local/bin/
+Create Startup Script
+   sudo mkdir /opt/node_exporter
+   sudo vi /opt/node_exporter/node_exporter.sh
+Content of Startup Script
+  #!/bin/sh
+  /usr/local/bin/node_exporter \
+    --collector.cpu \
+    --collector.diskstats \
+    --collector.filesystem \
+    --collector.loadavg \
+    --collector.meminfo \
+    --collector.filefd \
+    --collector.netdev \
+    --collector.stat \
+    --collector.netstat \
+    --collector.systemd \
+    --collector.uname \
+    --collector.vmstat \
+    --collector.time \
+    --collector.mdadm \
+    --collector.zfs \
+    --collector.tcpstat \
+    --collector.bonding \
+    --collector.hwmon \
+    --collector.arp \
+    --web.listen-address=:9100 \
+    --web.telemetry-path="/metrics"
+Startup Script
+   sudo vi /etc/init.d/node_exporter
+    #!/bin/sh
+    ### BEGIN INIT INFO
+    # Provides: node_exporter
+    # Required-Start: $local_fs $network $named $time $syslog
+    # Required-Stop: $local_fs $network $named $time $syslog
+    # Default-Start: 2 3 4 5
+    # Default-Stop: 0 1 6
+    # Description:
+    ### END INIT INFO
+    SCRIPT=/opt/node_exporter/node_exporter.sh
+    RUNAS=root
+    PIDFILE=/var/run/node_exporter.pid
+    LOGFILE=/var/log/node_exporter.log
+    start() {
+    if [ -f "$PIDFILE" ] && kill -0 $(cat "$PIDFILE"); then
+    echo 'Service already running' >&2
+    return 1
+    fi
+    echo 'Starting service…' >&2
+    local CMD="$SCRIPT &> \"$LOGFILE\" && echo \$! > $PIDFILE"
+    su -c "$CMD" $RUNAS > "$LOGFILE"
+    echo 'Service started' >&2
+    }
+    stop() {
+    if [ ! -f "$PIDFILE" ] || ! kill -0 $(cat "$PIDFILE"); then
+    echo 'Service not running' >&2
+    return 1
+    fi
+    echo 'Stopping service' >&2
+    kill -15 $(cat "$PIDFILE") && rm -f "$PIDFILE"
+    echo 'Service stopped' >&2
+    }
+    uninstall() {
+    echo -n "Are you really sure you want to uninstall this service? That cannot be undone. [yes|No] "
+    local SURE
+    read SURE
+    if [ "$SURE" = "yes" ]; then
+    stop
+    rm -f "$PIDFILE"
+    echo "Notice: log file is not be removed: '$LOGFILE'" >&2
+    update-rc.d -f  remove
+    rm -fv "$0"
+    fi
+    }
+    case "$1" in
+    start)
+    start
+    ;;
+    stop)
+    stop
+    ;;
+    uninstall)
+    uninstall
+    ;;
+    retart)
+    stop
+    start
+    ;;
+    *)
+    echo "Usage: $0 {start|stop|restart|uninstall}"
+    esac
+ Engage
+    sudo chmod +x /opt/node_exporter/node_exporter.sh
+    sudo chmod +x /etc/init.d/node_exporter
+===== Changelog =====

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