add get_first_open_port.py

1 files changed, 23 insertions, 0 deletions

diff --git a/get_first_open_port.py/usage b/get_first_open_port.py/usage
new file mode 100644
index 0000000..61b537c
--- /dev/null
+++ b/get_first_open_port.py/usage
@@ -0,0 +1,23 @@
+vars:
+  http_proxies:
+  - 192.168.1.5:3128
+  - proxy5.internal.example.com:3128
+
+tasks:
+
+  - name: learn which proxy to use
+    script: get_first_open_port.py {{ http_proxies | join( " " ) }}
+    changed_when: false
+    register: open_ports
+
+  - set_fact:
+      http_proxy: "{{ open_ports.stdout_lines[0] }}"
+    when:
+    - 'open_ports.stdout | length > 0'
+    failed_when:
+    - 'open_ports.stdout | length = 0'
+
+  - name: use http_proxy environment variable
+    script: script_needing_internet.sh -i {{ inputvar }}
+    environment:
+      http_proxy: "{{ http_proxy | default(omit) }}"