Initial commit: logcorrelator with unified packaging (DEB + RPM using fpm)

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

packaging/deb/postinst

@@ -0,0 +1,66 @@
+#!/bin/bash
+set -e
+
+# postinst script for logcorrelator .deb package
+
+case "$1" in
+    configure)
+        # Create logcorrelator user and group if they don't exist
+        if ! getent group logcorrelator > /dev/null 2>&1; then
+            groupadd --system logcorrelator
+        fi
+
+        if ! getent passwd logcorrelator > /dev/null 2>&1; then
+            useradd --system \
+                --gid logcorrelator \
+                --home-dir /var/lib/logcorrelator \
+                --no-create-home \
+                --shell /usr/sbin/nologin \
+                logcorrelator
+        fi
+
+        # Create necessary directories
+        mkdir -p /var/lib/logcorrelator
+        mkdir -p /var/run/logcorrelator
+        mkdir -p /var/log/logcorrelator
+        mkdir -p /etc/logcorrelator
+
+        # Set proper ownership
+        chown -R logcorrelator:logcorrelator /var/lib/logcorrelator
+        chown -R logcorrelator:logcorrelator /var/run/logcorrelator
+        chown -R logcorrelator:logcorrelator /var/log/logcorrelator
+        chown -R logcorrelator:logcorrelator /etc/logcorrelator
+
+        # Set proper permissions
+        chmod 750 /var/lib/logcorrelator
+        chmod 750 /var/log/logcorrelator
+        chmod 750 /etc/logcorrelator
+
+        # Install default config if it doesn't exist
+        if [ ! -f /etc/logcorrelator/logcorrelator.conf ]; then
+            cp /usr/share/logcorrelator/logcorrelator.conf.example /etc/logcorrelator/logcorrelator.conf
+            chown logcorrelator:logcorrelator /etc/logcorrelator/logcorrelator.conf
+            chmod 640 /etc/logcorrelator/logcorrelator.conf
+        fi
+
+        # Enable and start the service (if running in a real system, not container)
+        if [ -x /bin/systemctl ] && [ -d /run/systemd/system ]; then
+            systemctl daemon-reload
+            systemctl enable logcorrelator.service
+            if ! systemctl is-active --quiet logcorrelator.service; then
+                systemctl start logcorrelator.service
+            fi
+        fi
+        ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+        # On abort, do nothing special
+        ;;
+
+    *)
+        echo "postinst called with unknown argument '$1'" >&2
+        exit 1
+        ;;
+esac
+
+exit 0

packaging/deb/postrm

@@ -0,0 +1,52 @@
+#!/bin/bash
+set -e
+
+# postrm script for logcorrelator .deb package
+
+case "$1" in
+    remove)
+        # On remove, leave config and data files
+        ;;
+
+    purge)
+        # On purge, remove everything
+
+        # Stop service if running
+        if [ -x /bin/systemctl ] && [ -d /run/systemd/system ]; then
+            systemctl stop logcorrelator.service 2>/dev/null || true
+            systemctl disable logcorrelator.service 2>/dev/null || true
+            systemctl daemon-reload
+        fi
+
+        # Remove configuration
+        rm -rf /etc/logcorrelator
+
+        # Remove data and logs
+        rm -rf /var/lib/logcorrelator
+        rm -rf /var/log/logcorrelator
+        rm -rf /var/run/logcorrelator
+
+        # Remove user and group
+        if getent passwd logcorrelator > /dev/null 2>&1; then
+            userdel logcorrelator 2>/dev/null || true
+        fi
+
+        if getent group logcorrelator > /dev/null 2>&1; then
+            groupdel logcorrelator 2>/dev/null || true
+        fi
+        ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+        # On abort, restart the service
+        if [ -x /bin/systemctl ] && [ -d /run/systemd/system ]; then
+            systemctl start logcorrelator.service 2>/dev/null || true
+        fi
+        ;;
+
+    *)
+        echo "postrm called with unknown argument '$1'" >&2
+        exit 1
+        ;;
+esac
+
+exit 0

packaging/deb/prerm

@@ -0,0 +1,29 @@
+#!/bin/bash
+set -e
+
+# prerm script for logcorrelator .deb package
+
+case "$1" in
+    remove|deconfigure)
+        # Stop and disable the service
+        if [ -x /bin/systemctl ] && [ -d /run/systemd/system ]; then
+            systemctl stop logcorrelator.service 2>/dev/null || true
+            systemctl disable logcorrelator.service 2>/dev/null || true
+            systemctl daemon-reload
+        fi
+        ;;
+
+    upgrade)
+        # On upgrade, just stop the service (will be restarted by postinst)
+        if [ -x /bin/systemctl ] && [ -d /run/systemd/system ]; then
+            systemctl stop logcorrelator.service 2>/dev/null || true
+        fi
+        ;;
+
+    *)
+        echo "prerm called with unknown argument '$1'" >&2
+        exit 1
+        ;;
+esac
+
+exit 0