1 files changed, 57 insertions, 0 deletions
diff --git a/roles/installer/openwrt/image/tasks/fetch.yml b/roles/installer/openwrt/image/tasks/fetch.yml
new file mode 100644
index 00000000..1dc5728d
--- /dev/null
+++ b/roles/installer/openwrt/image/tasks/fetch.yml
@@ -0,0 +1,57 @@
+---
+- name: Create download directory
+  file:
+    dest: "{{ openwrt_download_dir }}"
+    state: directory
+
+- name: download the openwrt image builder
+  block:
+  - name: Generate OpenWrt download URLs
+    set_fact:
+      openwrt_url:
+        https://downloads.openwrt.org/releases/{{ openwrt_release }}/targets/{{ openwrt_arch | mandatory }}/{{ openwrt_target }}
+
+  - name: Download sha256sums
+    get_url:
+      url: "{{ openwrt_url }}/sha256sums"
+      dest: "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256"
+
+  - name: Download sha256sums.asc
+    get_url:
+      url: "{{ openwrt_url }}/sha256sums.asc"
+      dest: "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256.asc"
+
+  - name: Check OpenPGP signature
+    command: >-
+      gpgv --keyring "{{ global_files_dir }}/common/keyrings/openwrt-{{ [0, 1] | map('extract', (openwrt_release | split('.'))) | join('.') }}.gpg"
+          "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256.asc" "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256"
+    changed_when: False
+    register: openwrt_image_gpg_result
+
+  - debug:
+      var: openwrt_image_gpg_result.stderr_lines
+
+  - name: Extract SHA256 hash of the imagebuilder archive
+    command: grep '{{ openwrt_tarball_name }}' "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256"
+    changed_when: False
+    register: sha256
+
+  - name: Download imagebuilder
+    get_url:
+      url: "{{ openwrt_url }}/{{ openwrt_tarball_name }}"
+      dest: "{{ openwrt_download_dir }}/{{ openwrt_tarball_name }}"
+      checksum: sha256:{{ sha256.stdout.split(' ') | first }}
+
+  rescue:
+  - name: Delete downloaded artifacts
+    loop:
+      - "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256"
+      - "{{ openwrt_download_dir }}/{{ openwrt_tarball_basename }}.sha256.asc"
+      - "{{ openwrt_download_dir }}/{{ openwrt_tarball_name }}"
+    file:
+      path: "{{ item }}"
+      state: absent
+
+  - name: the download has failed...
+    fail:
+      msg: Something borked