From 8678ea4f6aba65cafc1ffab57917b06c45482eec Mon Sep 17 00:00:00 2001
From: LinuxSquare <linuxscripting.sh@gmail.com>
Date: Sat, 6 Jul 2024 10:24:05 +0200
Subject: [PATCH] Add haproxy playbooks

---
 haproxy/files/haproxy_config.j2         | 40 ++++++++++++++++++
 haproxy/files/haproxy_rcscript.initd.j2 | 54 +++++++++++++++++++++++++
 haproxy/init.ansible.yml                |  3 +-
 haproxy/map.yml                         |  1 +
 haproxy/pkg.ansible.yml                 | 34 ++++++++++++++++
 haproxy/service.ansible.yml             |  7 ++++
 6 files changed, 138 insertions(+), 1 deletion(-)
 create mode 100644 haproxy/files/haproxy_config.j2
 create mode 100644 haproxy/files/haproxy_rcscript.initd.j2
 create mode 100644 haproxy/map.yml
 create mode 100644 haproxy/pkg.ansible.yml
 create mode 100644 haproxy/service.ansible.yml

diff --git a/haproxy/files/haproxy_config.j2 b/haproxy/files/haproxy_config.j2
new file mode 100644
index 0000000..f590fd3
--- /dev/null
+++ b/haproxy/files/haproxy_config.j2
@@ -0,0 +1,40 @@
+global
+    log         127.0.0.1 local2
+
+    maxconn     4000
+    user        haproxy
+    group       haproxy
+    daemon
+
+    stats socket /var/lib/haproxy/stats
+
+defaults
+    mode                    http
+    log                     global
+    timeout queue           1m
+    timeout connect         10s
+    timeout client          5m
+    timeout server          5m
+    maxconn                 3000
+
+frontend ssh
+   mode tcp
+
+   bind {{ IPV4 }}:22
+
+   default_backend host-ssh
+
+frontend http
+   mode tcp
+   bind {{ IPV4 }}:80
+
+   default_backend host-http
+
+backend host-ssh
+    mode tcp
+
+    server localhost 127.0.0.1
+
+backend host-http
+    mode tcp
+    server localhost 127.0.0.1
diff --git a/haproxy/files/haproxy_rcscript.initd.j2 b/haproxy/files/haproxy_rcscript.initd.j2
new file mode 100644
index 0000000..a654b79
--- /dev/null
+++ b/haproxy/files/haproxy_rcscript.initd.j2
@@ -0,0 +1,54 @@
+#!/sbin/openrc-run
+# Copyright 1999-2011 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/net-proxy/haproxy/files/haproxy.initd-r1,v 1.2 2011/12/04 10:32:32 swegener Exp $
+
+extra_commands="checkconfig"
+extra_started_commands="reload"
+command=/usr/sbin/haproxy
+
+CONF=${HAPROXY_CONF:-/etc/haproxy/${SVCNAME}.cfg}
+CONF_DIR=${HAPROXY_CONF_DIR:-{{ CONF_DIR }}}
+PIDFILE=/var/run/${SVCNAME}.pid
+
+depend() {
+	need net
+	after firewall
+	use dns logger
+}
+
+checkconfig() {
+	if [ ! -f "${CONF}" ] && [ ! -d "${CONF}" ]; then
+		eerror "${CONF} does not exist!"
+		return 1
+	fi
+
+	ebegin "Checking ${CONF}"
+	$command -q -c -f "${CONF}"
+	eend $?
+}
+
+start() {
+	ebegin "Starting ${SVCNAME}"
+	start-stop-daemon --pidfile "${PIDFILE}" --exec $command \
+		--start -- -D -p "${PIDFILE}" -f "${CONF}" -f "${CONF_DIR}"
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping ${SVCNAME}"
+
+	if [ "${RC_CMD}" = "restart" ]; then
+		checkconfig || return 1
+	fi
+
+	start-stop-daemon --stop --pidfile "${PIDFILE}"
+	eend $?
+}
+
+reload() {
+	ebegin "Reloading ${SVCNAME}"
+	checkconfig || { eerror "Reloading failed, please fix your ${CONF} first"; return 1; }
+	$command -D -p "${PIDFILE}" -f "${CONF}" -f "${CONF_DIR}" -sf $(cat "${PIDFILE}")
+	eend $?
+}
diff --git a/haproxy/init.ansible.yml b/haproxy/init.ansible.yml
index 24ca4e1..1a26d84 100644
--- a/haproxy/init.ansible.yml
+++ b/haproxy/init.ansible.yml
@@ -1 +1,2 @@
-- import_playbook:
+- import_playbook: pkg.ansible.yml
+- import_playbook: service.ansible.yml
diff --git a/haproxy/map.yml b/haproxy/map.yml
new file mode 100644
index 0000000..aca5e29
--- /dev/null
+++ b/haproxy/map.yml
@@ -0,0 +1 @@
+conf_dir: /etc/haproxy/conf.d
diff --git a/haproxy/pkg.ansible.yml b/haproxy/pkg.ansible.yml
new file mode 100644
index 0000000..569e8ba
--- /dev/null
+++ b/haproxy/pkg.ansible.yml
@@ -0,0 +1,34 @@
+- hosts: localhost
+  vars_files:
+    - map.yml
+  tasks:
+    - name: Install haproxy pkg
+      package:
+        state: present
+        name:
+          - haproxy
+    - name: Setup haproxy conf.d directory
+      file:
+        state: directory
+        path: /etc/haproxy/conf.d
+        owner: root
+        group: root
+        mode: '0755'
+    - name: Populate haproxy config
+      template:
+        src: files/haproxy_config.j2
+        dest: /etc/haproxy/haproxy.cfg
+        owner: root
+        group: root
+        mode: '0644'
+      vars:
+        IPV4: "{{ ansible_default_ipv4.address }}"
+    - name: Populate haproxy rc-script
+      template:
+        src: files/haproxy_rcscript.initd.j2
+        dest: /etc/init.d/haproxy
+        owner: root
+        group: root
+        mode: '0755'
+      vars:
+        CONF_DIR: "{{ conf_dir }}"
diff --git a/haproxy/service.ansible.yml b/haproxy/service.ansible.yml
new file mode 100644
index 0000000..ba1329b
--- /dev/null
+++ b/haproxy/service.ansible.yml
@@ -0,0 +1,7 @@
+- hosts: localhost
+  tasks:
+    - name: Enable haproxy service
+      service:
+        name: haproxy
+        state: started
+        enabled: true