From 98f1a6db6d72311284856200ded81ee818369310 Mon Sep 17 00:00:00 2001
From: edschuy95 <ed.schuyler@gmail.com>
Date: Tue, 2 Sep 2025 15:48:52 +0000
Subject: [PATCH] Add rmmagent-linux.sh

---
 rmmagent-linux.sh | 176 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 rmmagent-linux.sh

diff --git a/rmmagent-linux.sh b/rmmagent-linux.sh
new file mode 100644
index 0000000..bd7bf3c
--- /dev/null
+++ b/rmmagent-linux.sh
@@ -0,0 +1,176 @@
+#!/bin/bash
+
+if [[ $1 == "" ]]; then
+  echo "First argument is empty!"
+  echo "Type help for more information"
+  exit 1
+fi
+
+if [[ $1 == "help" ]]; then
+  echo "There is help but more information is available at github.com/ZoLuSs/rmmagent-script"
+  echo ""
+  echo "INSTALL args:"
+  echo "  1: 'install'"
+  echo "  2: Mesh agent URL"
+  echo "  3: API URL"
+  echo "  4: Client ID"
+  echo "  5: Site ID"
+  echo "  6: Auth Key"
+  echo "  7: Agent Type ('server' or 'workstation')"
+  echo ""
+  echo "UPDATE args:"
+  echo "  1: 'update'"
+  echo ""
+  echo "UNINSTALL args:"
+  echo "  1: 'uninstall'"
+  echo "  2: Mesh agent FQDN"
+  echo "  3: Mesh agent ID (in single quotes)"
+  echo ""
+  exit 0
+fi
+
+if [[ $1 != "install" && $1 != "update" && $1 != "uninstall" ]]; then
+  echo "First argument must be 'install', 'update', or 'uninstall'!"
+  echo "Type help for more information"
+  exit 1
+fi
+
+# Detect architecture
+system=$(uname -m)
+case $system in
+  x86_64) system="amd64" ;;
+  i386|i686) system="x86" ;;
+  aarch64) system="arm64" ;;
+  armv6l) system="armv6" ;;
+  *) echo "Unsupported architecture: $system"; exit 1 ;;
+esac
+
+# Variables
+mesh_url=$2
+rmm_url=$3
+rmm_client_id=$4
+rmm_site_id=$5
+rmm_auth=$6
+rmm_agent_type=$7
+mesh_fqdn=$2
+mesh_id=$3
+go_version="1.21.6"
+go_url_amd64="https://go.dev/dl/go$go_version.linux-amd64.tar.gz"
+go_url_x86="https://go.dev/dl/go$go_version.linux-386.tar.gz"
+go_url_arm64="https://go.dev/dl/go$go_version.linux-arm64.tar.gz"
+go_url_armv6="https://go.dev/dl/go$go_version.linux-armv6l.tar.gz"
+
+go_install() {
+  if ! command -v go &> /dev/null; then
+    case $system in
+      amd64) url=$go_url_amd64 ;;
+      x86) url=$go_url_x86 ;;
+      arm64) url=$go_url_arm64 ;;
+      armv6) url=$go_url_armv6 ;;
+    esac
+    wget -O /tmp/golang.tar.gz "$url"
+    rm -rf /usr/local/go/
+    tar -xzf /tmp/golang.tar.gz -C /usr/local/
+    rm /tmp/golang.tar.gz
+    export PATH=$PATH:/usr/local/go/bin
+    echo "Go is installed."
+  fi
+}
+
+agent_compile() {
+  echo "Agent Compile begin"
+  wget -O /tmp/rmmagent.tar.gz "https://github.com/amidaware/rmmagent/archive/refs/heads/master.tar.gz"
+  tar -xf /tmp/rmmagent.tar.gz -C /tmp/
+  rm /tmp/rmmagent.tar.gz
+  cd /tmp/rmmagent-master
+  case $system in
+    amd64) arch=amd64 ;;
+    x86) arch=386 ;;
+    arm64) arch=arm64 ;;
+    armv6) arch=arm ;;
+  esac
+  env CGO_ENABLED=0 GOOS=linux GOARCH=$arch go build -ldflags "-s -w" -o /tmp/temp_rmmagent
+  cd /
+  rm -rf /tmp/rmmagent-master
+}
+
+install_agent() {
+  cp /tmp/temp_rmmagent /usr/local/bin/rmmagent
+  chmod +x /usr/local/bin/rmmagent
+  /usr/local/bin/rmmagent -m install -api "$rmm_url" -client-id "$rmm_client_id" \
+    -site-id "$rmm_site_id" -agent-type "$rmm_agent_type" -auth "$rmm_auth"
+  
+  # Create OpenRC service script
+  cat << "EOF" > /etc/init.d/tacticalagent
+#!/sbin/openrc-run
+
+description="Tactical RMM Linux Agent"
+command="/usr/local/bin/rmmagent"
+command_args="-m svc"
+pidfile="/run/tacticalagent.pid"
+command_background="yes"
+depend() {
+  need net
+}
+
+start_pre() {
+  checkpath --directory --owner root --mode 0755 /run
+}
+EOF
+
+  chmod +x /etc/init.d/tacticalagent
+  rc-update add tacticalagent default
+  rc-service tacticalagent start
+}
+
+install_mesh() {
+  wget -O /tmp/meshagent "$mesh_url"
+  chmod +x /tmp/meshagent
+  mkdir -p /opt/tacticalmesh
+  /tmp/meshagent -install --installPath="/opt/tacticalmesh"
+  rm /tmp/meshagent
+}
+
+uninstall_agent() {
+  rc-service tacticalagent stop
+  rc-update del tacticalagent default
+  rm /etc/init.d/tacticalagent
+  rm /usr/local/bin/rmmagent
+}
+
+uninstall_mesh() {
+  wget "https://$mesh_fqdn/meshagents?script=1" -O /tmp/meshinstall.sh \
+    || wget "https://$mesh_fqdn/meshagents?script=1" --no-proxy -O /tmp/meshinstall.sh
+  chmod +x /tmp/meshinstall.sh
+  /tmp/meshinstall.sh uninstall "https://$mesh_fqdn" "$mesh_id" \
+    || /tmp/meshinstall.sh uninstall
+  rm /tmp/meshinstall.sh
+}
+
+case $1 in
+  install)
+    go_install
+    install_mesh
+    agent_compile
+    install_agent
+    echo "Tactical Agent Install is done"
+    exit 0
+    ;;
+  update)
+    go_install
+    agent_compile
+    # replace binary
+    rc-service tacticalagent stop
+    cp /tmp/temp_rmmagent /usr/local/bin/rmmagent
+    chmod +x /usr/local/bin/rmmagent
+    rc-service tacticalagent start
+    echo "Tactical Agent Update is done"
+    exit 0
+    ;;
+  uninstall)
+    uninstall_agent
+    uninstall_mesh
+    echo "Tactical Agent Uninstall is done"
+    exit 0
+    ;;
+esac
\ No newline at end of file