Update homebrew role to avoid unnecessary downloads

1 files changed, 45 insertions, 37 deletions

diff --git a/roles/homebrew/tasks/main.yml b/roles/homebrew/tasks/main.yml
index 66632534..7dc273be 100644
--- a/roles/homebrew/tasks/main.yml
+++ b/roles/homebrew/tasks/main.yml
@@ -2,44 +2,52 @@
 - name: "Include OS-specific variables"
   ansible.builtin.include_vars: "{{ ansible_os_family | lower }}.yml"
 
-- name: "Install homebrew dependencies"
-  become: true
-  ansible.builtin.package:
-    name: "{{ item }}"
-    state: "present"
-  with_items: "{{ homebrew_dependencies }}"
+- name: "Check if homebrew is already installed"
+  ansible.builtin.stat:
+    path: "/home/linuxbrew/.linuxbrew/bin/brew"
+  register: homebrew_binary_check
 
-- name: "Create linuxbrew directory"
-  become: true
-  ansible.builtin.file:
-    path: "/home/linuxbrew"
-    state: directory
-    owner: "{{ ansible_user_id }}"
-    group: "{{ ansible_user_id }}"
-    mode: "0755"
+- name: "Install homebrew"
+  when: not homebrew_binary_check.stat.exists
+  block:
+    - name: "Install homebrew dependencies"
+      become: true
+      ansible.builtin.package:
+        name: "{{ item }}"
+        state: "present"
+      with_items: "{{ homebrew_dependencies }}"
 
-- name: "Download homebrew installer"
-  ansible.builtin.get_url:
-    url: "https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh"
-    dest: "/tmp/install_homebrew.sh"
-    mode: "0755"
+    - name: "Create linuxbrew directory"
+      become: true
+      ansible.builtin.file:
+        path: "/home/linuxbrew"
+        state: directory
+        owner: "{{ ansible_user_id }}"
+        group: "{{ ansible_user_id }}"
+        mode: "0755"
 
-- name: "Run homebrew installer"
-  ansible.builtin.command:
-    cmd: "/tmp/install_homebrew.sh"
-  args:
-    creates: "/home/linuxbrew/.linuxbrew/bin/brew"
-  environment:
-    NONINTERACTIVE: "1"
+    - name: "Download homebrew installer"
+      ansible.builtin.get_url:
+        url: "https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh"
+        dest: "/tmp/install_homebrew.sh"
+        mode: "0755"
 
-- name: "Add homebrew to shell profile"
-  ansible.builtin.blockinfile:
-    path: "{{ ansible_env.HOME }}/.bashrc"
-    state: "present"
-    prepend_newline: true
-    append_newline: true
-    marker: "# ==== {mark} ANSIBLE HOMEBREW CONFIG"
-    create: true
-    mode: "0644"
-    block: |
-      eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
+    - name: "Run homebrew installer"
+      ansible.builtin.command:
+        cmd: "/tmp/install_homebrew.sh"
+      args:
+        creates: "/home/linuxbrew/.linuxbrew/bin/brew"
+      environment:
+        NONINTERACTIVE: "1"
+
+    - name: "Add homebrew to shell profile"
+      ansible.builtin.blockinfile:
+        path: "{{ ansible_env.HOME }}/.bashrc"
+        state: "present"
+        prepend_newline: true
+        append_newline: true
+        marker: "# ==== {mark} ANSIBLE HOMEBREW CONFIG"
+        create: true
+        mode: "0644"
+        block: |
+          eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"