From e6104e2ca352f85fba93643c6a8770d0ac550f77 Mon Sep 17 00:00:00 2001
From: Ibrahim Mkusa <ibrahimmkusa@gmail.com>
Date: Sun, 6 Oct 2024 10:29:53 -0400
Subject: [PATCH] bring up a dhcp service on a vm running rhel.

---
 ansible.cfg                         |  2 +-
 inventory/inventory                 |  3 +++
 playbooks/network_services/dhcp.yml | 41 +++++++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 1 deletion(-)
 create mode 100644 playbooks/network_services/dhcp.yml

diff --git a/ansible.cfg b/ansible.cfg
index 5e7e922..8f32ea9 100644
--- a/ansible.cfg
+++ b/ansible.cfg
@@ -1,3 +1,3 @@
 [defaults]
 inventory=./inventory
-remote_user="pollen"
+remote_user="ansible"
diff --git a/inventory/inventory b/inventory/inventory
index 27e2456..1060ee2 100644
--- a/inventory/inventory
+++ b/inventory/inventory
@@ -1,6 +1,9 @@
 [aws]
 aws ansible_user=ubuntu
 
+[dhcp]
+192.168.2.191 
+
 [doc]
 doc ansible_user=pollen
 
diff --git a/playbooks/network_services/dhcp.yml b/playbooks/network_services/dhcp.yml
new file mode 100644
index 0000000..9383ec6
--- /dev/null
+++ b/playbooks/network_services/dhcp.yml
@@ -0,0 +1,41 @@
+---
+- name: sets up dhcp for a local homelab network between 0-255 hosts
+  hosts: dhcp
+  become: true
+  vars:
+    device: ens18
+  tasks:
+    - name: install dhcp software on redhat platform
+      ansible.builtin.dnf:
+        name: dhcp-server
+        state: present
+
+    - name: allow dhcp service on redhat platform
+      ansible.posix.firewalld:
+        service: dhcp
+        permanent: true
+        state: enabled
+        immediate: true
+
+    - name: set up dhcpd.conf
+      ansible.builtin.template:
+        src: /home/mango/projects/homelab/templates/dhcpd.conf.j2
+        dest: /etc/dhcp/dhcpd.conf
+        mode: '0644'
+
+    - name: set the listening device
+      ansible.builtin.lineinfile:
+        path: /usr/lib/systemd/system/dhcpd.service
+        regexp: '^ExecStart='
+        line: "ExecStart=/usr/sbin/dhcpd -f -cf /etc/dhcp/dhcpd.conf -user dhcpd -group dhcpd --no-pid {{device}}"
+
+    - name: daemon reload to restart changes
+      ansible.builtin.systemd:
+        daemon_reload: true
+
+
+    - name: start the dhcp service
+      ansible.builtin.service:
+        name: dhcpd
+        state: started
+        enabled: true