last update

zabbix-autoregister/deploy_zabbix_agent_linux_arm.sh

@@ -99,11 +99,31 @@ install_agent_package_manager() {
             fi
 
             # The arm64 Zabbix repos only support Debian 12+ (bookworm, trixie).
-            # For older/EOL releases like bullseye, skip directly to binary install.
+            # For older/EOL releases like bullseye, try Debian's own repos first,
+            # 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 "Falling back to binary tarball..."
+                    log "Attempting install from Debian's own repositories..."
+
+                    # Disable defunct backports repos first
+                    local backports_list
+                    backports_list=$(grep -rl 'backports' /etc/apt/sources.list /etc/apt/sources.list.d/ 2>/dev/null || true)
+                    if [ -n "${backports_list}" ]; then
+                        log "Disabling defunct backports repositories..."
+                        for f in ${backports_list}; do
+                            sed -i '/backports/s/^[^#]/#&/' "${f}"
+                        done
+                    fi
+
+                    # 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."
+                        return 0
+                    fi
+
+                    log "Not available in Debian repos. Falling back to binary extraction..."
                     install_agent_binary
                     return 0
                     ;;
@@ -156,17 +176,16 @@ install_agent_package_manager() {
 }
 
 install_agent_binary() {
-    log "Installing Zabbix Agent 2 from direct .deb package (bookworm arm64)..."
+    log "Installing Zabbix Agent 2 from direct .deb package..."
 
     # Zabbix does not publish static binary tarballs for ARM architectures.
-    # Instead, we fetch the .deb package directly from the debian-arm64 bookworm pool.
+    # Strategy: download the .deb and extract the binary without running post-install
-    # Agent 2 is a Go binary with minimal libc dependencies, so installing a bookworm
+    # scripts (which try to start the service before we've configured it).
-    # .deb on bullseye works reliably.
 
     local deb_path="/tmp/zabbix_agent2.deb"
     local pool_base="https://repo.zabbix.com/zabbix/7.0/debian-arm64/pool/main/z/zabbix"
 
-    # Try multiple URL patterns for the .deb package
+    # 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"
@@ -190,15 +209,14 @@ install_agent_binary() {
         rm -f "${deb_path}"
     done
 
-    # Fallback: try the CDN static tarball path (may work for some versions)
     if [ "${downloaded}" = false ]; then
+        # Fallback: try CDN static tarball (may work for some versions/arches)
         local tarball_url="https://cdn.zabbix.com/zabbix/binaries/stable/7.0/${ZABBIX_VERSION}/zabbix_agent2-${ZABBIX_VERSION}-${TARBALL_ARCH}-static.tar.gz"
         local tarball_path="/tmp/zabbix_agent2.tar.gz"
 
         log "Trying CDN tarball: ${tarball_url}"
         if wget -q "${tarball_url}" -O "${tarball_path}" 2>/dev/null || \
            curl -sfL "${tarball_url}" -o "${tarball_path}" 2>/dev/null; then
-            # Verify it's actually a gzip file
             if file "${tarball_path}" 2>/dev/null | grep -q gzip; then
                 install_from_tarball "${tarball_path}"
                 return 0
@@ -207,42 +225,99 @@ install_agent_binary() {
         rm -f "${tarball_path}"
 
         log "ERROR: Failed to download Zabbix Agent 2 for ${ARCH_LABEL}."
-        log "       No static binary or .deb package found."
         log "       Options:"
         log "         1. Upgrade to Debian 12 (Bookworm) and re-run this script"
         log "         2. Manually download from https://www.zabbix.com/download"
-        log "         3. Install from Debian's own repos: apt install zabbix-agent2"
         exit 1
     fi
 
-    # Install the .deb package
+    # Extract the .deb contents manually instead of dpkg -i.
-    log "Installing .deb package..."
+    # This avoids post-install scripts that try to start the service before config is ready,
-    mkdir -p /etc/zabbix
+    # and avoids glibc version issues by testing the binary directly.
-    mkdir -p /var/log/zabbix
+    log "Extracting .deb package contents..."
-    mkdir -p /var/run/zabbix
+    local extract_dir="/tmp/zabbix_agent2_extract"
+    rm -rf "${extract_dir}"
+    mkdir -p "${extract_dir}"
+    dpkg-deb -x "${deb_path}" "${extract_dir}"
+
+    # Check if the binary actually runs on this system (glibc compatibility)
+    local agent_bin="${extract_dir}/usr/sbin/zabbix_agent2"
+    if [ ! -f "${agent_bin}" ]; then
+        agent_bin=$(find "${extract_dir}" -name "zabbix_agent2" -type f 2>/dev/null | head -1)
+    fi
+
+    if [ -z "${agent_bin}" ] || [ ! -f "${agent_bin}" ]; then
+        log "ERROR: Could not find zabbix_agent2 binary in package."
+        rm -rf "${extract_dir}" "${deb_path}"
+        exit 1
+    fi
+
+    # Test if the binary can actually execute on this system
+    chmod +x "${agent_bin}"
+    if ! "${agent_bin}" --version >/dev/null 2>&1; then
+        log "WARNING: Bookworm binary incompatible with this system (likely glibc mismatch)."
+        log "Attempting full dpkg install with dependency resolution..."
+        rm -rf "${extract_dir}"
+
+        # Stop any existing broken service
+        systemctl stop zabbix-agent2 2>/dev/null || true
+        systemctl disable zabbix-agent2 2>/dev/null || true
+
+        # Try full install — may work if deps can be satisfied
+        dpkg -i --force-depends "${deb_path}" 2>/dev/null || true
+
+        # Check if binary landed and works
+        if [ -f /usr/sbin/zabbix_agent2 ] && /usr/sbin/zabbix_agent2 --version >/dev/null 2>&1; then
+            log "Package installation succeeded despite warnings."
+            rm -f "${deb_path}"
+            return 0
+        fi
+
+        # Clean up the broken install
+        dpkg --remove --force-remove-reinstreq zabbix-agent2 2>/dev/null || true
+
+        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 "         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}"
+        exit 1
+    fi
+
+    # Binary works! Install files to their proper locations.
+    log "Binary compatibility verified. Installing files..."
 
     # Create zabbix user if it doesn't exist
     if ! id -u zabbix &>/dev/null; then
         useradd -r -s /sbin/nologin -d /var/lib/zabbix -M zabbix
     fi
 
-    # Install with --force-depends to handle minor dependency version mismatches
+    # Copy binary
-    # between bookworm and bullseye
+    cp "${agent_bin}" /usr/sbin/zabbix_agent2
-    if ! dpkg -i --force-depends "${deb_path}" 2>&1; then
+    chmod +x /usr/sbin/zabbix_agent2
-        log "dpkg install had issues, attempting to fix dependencies..."
+
-        apt-get install -f -y 2>/dev/null || true
+    # Copy config files and directories
+    mkdir -p /etc/zabbix
+    if [ -d "${extract_dir}/etc/zabbix" ]; then
+        cp -rn "${extract_dir}/etc/zabbix/"* /etc/zabbix/ 2>/dev/null || true
     fi
 
-    rm -f "${deb_path}"
+    # Set up directories
+    mkdir -p /var/log/zabbix /var/run/zabbix /var/lib/zabbix
+    chown -R zabbix:zabbix /var/log/zabbix /var/run/zabbix /var/lib/zabbix
 
-    # Verify the binary is in place
+    # Install systemd service from package or create our own
-    if command -v zabbix_agent2 >/dev/null 2>&1 || [ -f /usr/sbin/zabbix_agent2 ]; then
+    if [ -f "${extract_dir}/lib/systemd/system/zabbix-agent2.service" ]; then
-        log "Package installation complete."
+        cp "${extract_dir}/lib/systemd/system/zabbix-agent2.service" /lib/systemd/system/
-        chown -R zabbix:zabbix /var/log/zabbix /var/run/zabbix 2>/dev/null || true
+        systemctl daemon-reload
     else
-        log "ERROR: zabbix_agent2 binary not found after package install."
+        create_systemd_service
-        exit 1
     fi
+
+    rm -rf "${extract_dir}" "${deb_path}"
+    log "Installation complete."
 }
 
 install_from_tarball() {