From 571fe1f12725260e86ed8e40eb6a3e0f527218fc Mon Sep 17 00:00:00 2001
From: Neill Cox <neill@ingenious.com.au>
Date: Fri, 9 Sep 2016 10:47:46 +1000
Subject: [PATCH] Make pip_install honour pip_install_options
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Add a pip_install_options variable to the extra_args parameter of
the Ínstall pip packages task.

The variable is set to a default value of "" in the roles default
variables.

Change-Id: I3ffead4f63c85215c2d6b6fec5a02837cc7f7551
Closes-Bug: 1620872
---
 defaults/main.yml        | 8 ++++++++
 tasks/install_source.yml | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/defaults/main.yml b/defaults/main.yml
index 795e28d..8a23def 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -66,3 +66,11 @@ pip_links: []
 
 ## Tunable overrides
 pip_global_conf_overrides: {}
+
+## Additional options to pass to pip
+# Example:
+#   pip_install_options: "--cert /etc/ssl/certs/ca-certificates.crt"
+#
+# See the documentationat https://pip.pypa.io/en/stable/reference/pip
+# for details.
+pip_install_options: ""
diff --git a/tasks/install_source.yml b/tasks/install_source.yml
index ace47d4..88f3def 100644
--- a/tasks/install_source.yml
+++ b/tasks/install_source.yml
@@ -39,7 +39,7 @@
   pip:
     name: "{{ pip_required_pip_packages | map('quote') | join(' ') }}"
     state: latest
-    extra_args: "{{ (pip_install_fall_back | changed) | ternary('--isolated', '') }}"
+    extra_args: "{{ (pip_install_fall_back | changed) | ternary('--isolated', '') }} {{ pip_install_options }}"
   register: install_packages
   until: install_packages|success
   retries: 5