Merge pull request #26 from intergral/linux-uninstall-script

Uninstall script for Linux

linux/observability-agent-uninstall.sh

@@ -0,0 +1,42 @@
+#!/bin/sh
+
+# OS/Distro Detection
+# Try lsb_release, fallback with /etc/issue then uname command
+KNOWN_DISTRIBUTION="(Debian|Ubuntu|RedHat|CentOS|openSUSE|Amazon|Arista|SUSE|Rocky|AlmaLinux|Darwin)"
+DISTRIBUTION=$(lsb_release -d 2>/dev/null | grep -Eo $KNOWN_DISTRIBUTION  || grep -Eo $KNOWN_DISTRIBUTION /etc/issue 2>/dev/null || grep -Eo $KNOWN_DISTRIBUTION /etc/Eos-release 2>/dev/null || grep -m1 -Eo $KNOWN_DISTRIBUTION /etc/os-release 2>/dev/null || uname -s)
+
+if [ -f /etc/debian_version ] || [ "$DISTRIBUTION" = "Debian" ] || [ "$DISTRIBUTION" = "Ubuntu" ]; then
+  OS="Debian"
+elif [ -f /etc/redhat-release ] || [ "$DISTRIBUTION" = "RedHat" ] || [ "$DISTRIBUTION" = "CentOS" ] || [ "$DISTRIBUTION" = "Amazon" ] || [ "$DISTRIBUTION" = "Rocky" ] || [ "$DISTRIBUTION" = "AlmaLinux" ]; then
+  OS="RedHat"
+# Some newer distros like Amazon may not have a redhat-release file
+elif [ -f /etc/system-release ] || [ "$DISTRIBUTION" = "Amazon" ]; then
+  OS="RedHat"
+# Arista is based off of Fedora14/18 but do not have /etc/redhat-release
+elif [ -f /etc/Eos-release ] || [ "$DISTRIBUTION" = "Arista" ]; then
+  OS="RedHat"
+# openSUSE and SUSE use /etc/SuSE-release or /etc/os-release
+elif [ -f /etc/SuSE-release ] || [ "$DISTRIBUTION" = "SUSE" ] || [ "$DISTRIBUTION" = "openSUSE" ]; then
+  OS="SUSE"
+else
+  echo "Distribution not supported"
+  exit 0
+fi
+echo "$OS detected"
+
+
+echo "Uninstalling grafana-agent-flow"
+systemctl stop grafana-agent-flow
+
+if [ "$OS" = "Debian" ]; then
+  apt-get -y remove grafana-agent-flow
+  rm -i /etc/apt/sources.list.d/grafana.list
+elif [ "$OS" = "RedHat" ]; then
+  dnf -y remove grafana-agent-flow
+  rm -i /etc/yum.repos.d/rpm.grafana.repo
+elif [ "$OS" = "SUSE" ]; then
+  zypper remove -y grafana-agent-flow
+  zypper removerepo grafana
+fi
+systemctl daemon-reload
+echo "Uninstall Complete"