From 9a1fb1b9827c910ce6a5aad25d088d3e8797f159 Mon Sep 17 00:00:00 2001
From: Matthew McKinnon <mmckinnon@comprofix.com>
Date: Tue, 29 Oct 2024 21:44:57 +1000
Subject: [PATCH] featcreate task to map iscsi drive and partition, refs #31

---
 hosts           |  4 +++
 main.yml        |  8 ++++++
 tasks/iscsi.yml | 74 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 86 insertions(+)
 create mode 100644 tasks/iscsi.yml

diff --git a/hosts b/hosts
index ffb84c5..a1ed410 100644
--- a/hosts
+++ b/hosts
@@ -6,3 +6,7 @@ vps02.comprofix.com
 
 [docker]
 docker.comprofix.xyz
+
+[dev]
+10.10.10.170
+
diff --git a/main.yml b/main.yml
index a30c99d..ee95ad1 100644
--- a/main.yml
+++ b/main.yml
@@ -127,6 +127,14 @@
 
   tags: dockerserver_install
 
+- hosts: dev
+  become: yes
+  tasks:
+
+    - name: Connect iSCSI
+      import_tasks: tasks/iscsi.yml
+      tags: iscsi_connect
+
 
 
 
diff --git a/tasks/iscsi.yml b/tasks/iscsi.yml
new file mode 100644
index 0000000..2a70e75
--- /dev/null
+++ b/tasks/iscsi.yml
@@ -0,0 +1,74 @@
+---
+- name: Ensure open-iscsi is installed
+  package:
+    name: open-iscsi
+    state: present
+
+- name: Ensure open-iscsi is installed
+  package:
+    name: parted
+    state: present
+
+- name: Discover iSCSI targets
+  command: iscsiadm -m discovery -t sendtargets -p "10.10.10.2"
+  register: iscsi_discovery
+  changed_when: False
+
+- name: Set target_iqn variable based on discovery
+  set_fact:
+    target_iqn: "{{ item.split(' ')[1] }}"
+  loop: "{{ iscsi_discovery.stdout_lines }}"
+  when: item.startswith("10.10.10.2")
+
+- name: Fail if no target_iqn found
+  fail:
+    msg: "No target IQN found for iSCSI server IP 10.10.10.2"
+  when: target_iqn is not defined
+
+- name: List all block devices
+  command: lsblk -o NAME,SIZE,TYPE,MODEL
+  register: lsblk_output
+
+- name: Set iSCSI device variable
+  set_fact:
+    iscsi_device: "/dev/{{ item.split()[0] }}"
+  loop: "{{ lsblk_output.stdout_lines }}"
+  when: item.split()[2] == 'disk' and 'iSCSI' in item  # Adjust based on the MODEL you observe
+
+- name: Fail if no iSCSI device found
+  fail:
+    msg: "No iSCSI device found!"
+  when: iscsi_device is not defined
+
+- name: Create a partition on iSCSI device using parted
+  parted:
+    device: "{{ iscsi_device }}"
+    number: 1
+    state: present
+    part_type: primary
+    fs_type: ext4
+    part_start: 0%   # Start at the beginning of the device
+    part_end: 100%    # Use the entire available space
+
+- name: Create filesystem on new partition
+  filesystem:
+    fstype: ext4
+    dev: "{{ iscsi_device }}1"  # Format the partition
+
+- name: Create mount point
+  file:
+    path: /mnt/data
+    state: directory
+
+- name: Mount iSCSI target
+  mount:
+    path: /mnt/data
+    src: "{{ iscsi_device }}1"  # Mount the new partition
+    fstype: ext4
+    state: mounted
+
+- name: Ensure iSCSI target is mounted at boot
+  lineinfile:
+    path: /etc/fstab
+    line: "{{ iscsi_device }}1 /mnt/iscsi ext4 defaults 0 0"
+    state: present