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New update for 32-bit ARM

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This commit is contained in:
p2913020
2026-07-01 16:16:40 -04:00
parent 37d8f2c5b7
commit 5f0492d5a3
1 changed files with 185 additions and 23 deletions
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208
zabbix-autoregister/deploy_zabbix_agent_linux_arm.sh
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@@ -1,7 +1,9 @@
#!/bin/bash
#
# Zabbix Agent 2 Deployment Script - Linux ARM (aarch64 / armhf)
# Zabbix Agent 2 Deployment Script - Linux ARM (aarch64 / armhf / armv6)
# Installs and configures Zabbix Agent 2 with PSK auto-registration
# For armhf/armv6: falls back to Zabbix Agent (v1) since Agent 2 is not
# available for 32-bit ARM (see ZBX-24905).
# Target server: zabbix.snarfnet.net
#
# Usage: sudo bash deploy_zabbix_agent_linux_arm.sh [psk_key]
@@ -16,6 +18,7 @@ PSK_FILE="/etc/zabbix/zabbix_agent2.psk"
AGENT_CONF="/etc/zabbix/zabbix_agent2.conf"
HOST_METADATA="Linux"
INSTALL_DIR="/opt/zabbix-agent2"
USING_AGENT_V1=false
# --- Functions ---
@@ -66,9 +69,11 @@ install_agent_package_manager() {
# Zabbix provides separate repos for ARM architectures:
# - debian-arm64 / ubuntu-arm64 for aarch64 (Bookworm/Trixie+ only)
# - raspbian for armhf (Raspberry Pi OS)
# - raspbian for armhf (Raspberry Pi OS) — but NOTE: Zabbix 7.0 does NOT
# ship zabbix-agent2 for armhf (see ZBX-24905). Only zabbix-agent (v1).
# The standard debian/ubuntu repos only carry amd64.
local repo_distro=""
local has_agent2=true
case "${dpkg_arch}" in
arm64)
if [ "${OS_ID}" = "ubuntu" ]; then
@@ -79,6 +84,9 @@ install_agent_package_manager() {
;;
armhf)
repo_distro="raspbian"
# Zabbix 7.0 raspbian repo does NOT include zabbix-agent2 for armhf.
# Only zabbix-agent (v1) is available.
has_agent2=false
;;
*)
log "Unexpected dpkg arch '${dpkg_arch}' on ARM script. Falling back to binary..."
@@ -103,8 +111,13 @@ install_agent_package_manager() {
# then fall back to extracting from the bookworm .deb.
case "${codename}" in
buster|bullseye|stretch|jessie)
log "Zabbix arm64 apt repo not available for EOL release '${codename}'."
log "Attempting install from Debian's own repositories..."
if [ "${has_agent2}" = true ]; then
log "Zabbix arm64 apt repo not available for EOL release '${codename}'."
log "Attempting install from Debian's own repositories..."
else
log "Zabbix raspbian repo not available for EOL release '${codename}'."
log "Attempting install from Debian's own repositories..."
fi
# Disable defunct backports repos first
local backports_list
@@ -119,9 +132,19 @@ install_agent_package_manager() {
# Try installing from existing repos (Debian's own packages)
apt-get update 2>&1 | grep -v "^W:" || true
if apt-get install -y zabbix-agent2 2>/dev/null; then
log "Installed from Debian repositories."
log "Installed zabbix-agent2 from Debian repositories."
return 0
fi
# On armhf, try zabbix-agent (v1) as well
if [ "${has_agent2}" = false ]; then
log "zabbix-agent2 not available. Trying zabbix-agent (v1)..."
if apt-get install -y zabbix-agent 2>/dev/null; then
log "Installed zabbix-agent (v1) from Debian repositories."
AGENT_CONF="/etc/zabbix/zabbix_agentd.conf"
USING_AGENT_V1=true
return 0
fi
fi
log "Not available in Debian repos. Falling back to binary extraction..."
install_agent_binary
@@ -139,8 +162,9 @@ install_agent_package_manager() {
done
fi
# Download and install the Zabbix release package for the ARM-specific repo
local release_url="https://repo.zabbix.com/zabbix/7.0/${repo_distro}/pool/main/z/zabbix-release/zabbix-release_latest_7.0+${OS_ID}${OS_VERSION}_all.deb"
# Download and install the Zabbix release package for the ARM-specific repo.
# URL format: zabbix-release_latest+debian12_all.deb (for both raspbian & debian-arm64)
local release_url="https://repo.zabbix.com/zabbix/7.0/${repo_distro}/pool/main/z/zabbix-release/zabbix-release_latest+debian${OS_VERSION}_all.deb"
log "Adding Zabbix repository: ${repo_distro} (${codename})"
log "Release package URL: ${release_url}"
@@ -157,11 +181,25 @@ install_agent_package_manager() {
dpkg -i /tmp/zabbix-release.deb
apt-get update
if apt-get install -y zabbix-agent2; then
# Try zabbix-agent2 first
if apt-get install -y zabbix-agent2 2>/dev/null; then
rm -f /tmp/zabbix-release.deb
log "Package installation successful."
log "zabbix-agent2 package installation successful."
return 0
fi
# On armhf, agent2 won't exist — fall back to zabbix-agent (v1)
if [ "${has_agent2}" = false ]; then
log "zabbix-agent2 not available for armhf. Installing zabbix-agent (v1)..."
if apt-get install -y zabbix-agent; then
rm -f /tmp/zabbix-release.deb
AGENT_CONF="/etc/zabbix/zabbix_agentd.conf"
USING_AGENT_V1=true
log "zabbix-agent (v1) package installation successful."
return 0
fi
fi
fi
log "Package manager install failed, falling back to binary tarball..."
@@ -175,20 +213,93 @@ install_agent_package_manager() {
esac
}
install_agent_v1_armhf() {
# Zabbix 7.0 raspbian repo provides zabbix-agent (v1) for armhf but NOT agent2.
# This function installs agent v1 as a fallback for 32-bit ARM systems.
detect_os
local codename=""
if [ -f /etc/os-release ]; then
codename=$(. /etc/os-release && echo "${VERSION_CODENAME:-}")
fi
# Try adding the raspbian repo and installing zabbix-agent (v1)
local release_url="https://repo.zabbix.com/zabbix/7.0/raspbian/pool/main/z/zabbix-release/zabbix-release_latest+debian${OS_VERSION}_all.deb"
log "Trying Zabbix raspbian repo for zabbix-agent (v1)..."
log "Release URL: ${release_url}"
if wget -q "${release_url}" -O /tmp/zabbix-release.deb 2>/dev/null || \
curl -sfL "${release_url}" -o /tmp/zabbix-release.deb 2>/dev/null; then
if dpkg-deb --info /tmp/zabbix-release.deb >/dev/null 2>&1; then
dpkg -i /tmp/zabbix-release.deb 2>/dev/null || true
apt-get update 2>/dev/null || true
if apt-get install -y zabbix-agent 2>/dev/null; then
rm -f /tmp/zabbix-release.deb
AGENT_CONF="/etc/zabbix/zabbix_agentd.conf"
USING_AGENT_V1=true
log "Installed zabbix-agent (v1) successfully from raspbian repository."
return 0
fi
fi
fi
rm -f /tmp/zabbix-release.deb
# Also try installing directly if it's already in repos
if apt-get install -y zabbix-agent 2>/dev/null; then
AGENT_CONF="/etc/zabbix/zabbix_agentd.conf"
USING_AGENT_V1=true
log "Installed zabbix-agent (v1) from existing repositories."
return 0
fi
log "Could not install zabbix-agent (v1) either."
return 1
}
install_agent_binary() {
log "Installing Zabbix Agent 2 from direct .deb package..."
# Zabbix does not publish static binary tarballs for ARM architectures.
# Strategy: download the .deb and extract the binary without running post-install
# scripts (which try to start the service before we've configured it).
#
# IMPORTANT: Zabbix 7.0 only provides zabbix-agent2 for arm64, NOT armhf.
# For armhf/armv6 systems, we try arm64 .deb extraction (unlikely to work due to
# arch mismatch), then fall back to zabbix-agent (v1) from the raspbian repo,
# or suggest upgrading to a 64-bit OS.
local deb_path="/tmp/zabbix_agent2.deb"
local pool_base="https://repo.zabbix.com/zabbix/7.0/debian-arm64/pool/main/z/zabbix"
local dpkg_arch
dpkg_arch=$(dpkg --print-architecture 2>/dev/null || echo "unknown")
# Select the correct pool and architecture for the .deb download
local pool_base=""
local deb_arch=""
case "${dpkg_arch}" in
arm64)
pool_base="https://repo.zabbix.com/zabbix/7.0/debian-arm64/pool/main/z/zabbix"
deb_arch="arm64"
;;
armhf)
# Zabbix 7.0 does NOT publish agent2 for armhf. Try the raspbian pool
# for zabbix-agent (v1) first, then fall back to arm64 extraction attempt.
log "NOTE: Zabbix 7.0 does not provide zabbix-agent2 for armhf (32-bit ARM)."
log "Attempting to install zabbix-agent (v1) from raspbian repository..."
if install_agent_v1_armhf; then
return 0
fi
# Last resort: try arm64 binary (won't work on 32-bit kernel)
pool_base="https://repo.zabbix.com/zabbix/7.0/debian-arm64/pool/main/z/zabbix"
deb_arch="arm64"
;;
*)
pool_base="https://repo.zabbix.com/zabbix/7.0/debian-arm64/pool/main/z/zabbix"
deb_arch="arm64"
;;
esac
# Try bookworm (Debian 12) arm64 .deb
local deb_urls=(
"${pool_base}/zabbix-agent2_${ZABBIX_VERSION}-1+debian12_arm64.deb"
"${pool_base}/zabbix-agent2_${ZABBIX_VERSION}-1%2Bdebian12_arm64.deb"
"${pool_base}/zabbix-agent2_${ZABBIX_VERSION}-1+debian12_${deb_arch}.deb"
"${pool_base}/zabbix-agent2_${ZABBIX_VERSION}-1%2Bdebian12_${deb_arch}.deb"
)
local downloaded=false
@@ -276,10 +387,18 @@ install_agent_binary() {
# Clean up the broken install
dpkg --remove --force-remove-reinstreq zabbix-agent2 2>/dev/null || true
# On armhf, try zabbix-agent (v1) before giving up
if [ "${dpkg_arch}" = "armhf" ]; then
log "Attempting zabbix-agent (v1) as final fallback..."
if install_agent_v1_armhf; then
return 0
fi
fi
log "ERROR: Zabbix Agent 2 binary from Debian 12 is not compatible with this system."
log " Your system runs glibc $(ldd --version 2>&1 | head -1 | grep -oP '\\d+\\.\\d+$' || echo 'unknown') but the package requires glibc 2.36+."
log " Options:"
log " 1. Upgrade to Debian 12 (Bookworm): https://www.debian.org/releases/bookworm/"
log " 1. Upgrade to a 64-bit OS (Raspberry Pi OS 64-bit): https://www.raspberrypi.com/software/"
log " 2. Use Zabbix Agent (v1) instead: apt install zabbix-agent"
log " 3. Build from source: https://www.zabbix.com/documentation/current/en/manual/installation/install"
rm -f "${deb_path}"
@@ -404,7 +523,35 @@ configure_agent() {
# Back up existing config if present
[ -f "${AGENT_CONF}" ] && cp "${AGENT_CONF}" "${AGENT_CONF}.bak.$(date +%s)"
cat > "${AGENT_CONF}" << EOF
if [ "${USING_AGENT_V1}" = true ]; then
# Zabbix Agent (v1) configuration — slightly different directives
cat > "${AGENT_CONF}" << EOF
# Zabbix Agent (v1) Configuration
# Auto-generated by ARM deployment script on $(date '+%Y-%m-%d %H:%M:%S')
# Architecture: ${ARCH} (${ARCH_LABEL})
# Note: Agent v1 installed because Agent 2 is not available for armhf
Server=${ZABBIX_SERVER}
ServerActive=${ZABBIX_SERVER}
HostnameItem=system.hostname
HostMetadata=${HOST_METADATA}
# PSK Encryption
TLSConnect=psk
TLSAccept=psk
TLSPSKIdentity=${PSK_IDENTITY}
TLSPSKFile=${PSK_FILE}
# Logging
LogFile=/var/log/zabbix/zabbix_agentd.log
LogFileSize=10
# Performance
BufferSend=5
BufferSize=100
EOF
else
cat > "${AGENT_CONF}" << EOF
# Zabbix Agent 2 Configuration
# Auto-generated by ARM deployment script on $(date '+%Y-%m-%d %H:%M:%S')
# Architecture: ${ARCH} (${ARCH_LABEL})
@@ -428,24 +575,34 @@ LogFileSize=10
BufferSend=5
BufferSize=100
EOF
fi
chown root:zabbix "${AGENT_CONF}"
chmod 644 "${AGENT_CONF}"
}
start_agent() {
log "Enabling and starting zabbix-agent2..."
systemctl enable zabbix-agent2
systemctl restart zabbix-agent2
local service_name="zabbix-agent2"
if [ "${USING_AGENT_V1}" = true ]; then
service_name="zabbix-agent"
fi
log "Enabling and starting ${service_name}..."
systemctl enable "${service_name}"
systemctl restart "${service_name}"
sleep 2
if systemctl is-active --quiet zabbix-agent2; then
log "Zabbix Agent 2 is running."
systemctl status zabbix-agent2 --no-pager
if systemctl is-active --quiet "${service_name}"; then
log "${service_name} is running."
systemctl status "${service_name}" --no-pager
else
log "WARNING: Agent may not have started. Check logs:"
log " journalctl -u zabbix-agent2 -n 20"
log " cat /var/log/zabbix/zabbix_agent2.log"
log " journalctl -u ${service_name} -n 20"
if [ "${USING_AGENT_V1}" = true ]; then
log " cat /var/log/zabbix/zabbix_agentd.log"
else
log " cat /var/log/zabbix/zabbix_agent2.log"
fi
fi
}
@@ -480,6 +637,11 @@ configure_agent "${PSK_KEY}"
start_agent
log "=== Deployment Complete ==="
if [ "${USING_AGENT_V1}" = true ]; then
log "Agent Version: Zabbix Agent (v1) — agent2 not available for ${ARCH_LABEL}"
else
log "Agent Version: Zabbix Agent 2"
fi
log "PSK Identity: ${PSK_IDENTITY}"
log "PSK Key: ${PSK_KEY}"
log ""