Fix for devstack sqlite segfaults PLAT-1637

playbooks/roles/fix_devstack_sqlite/defaults/main.yml

+---
+
+SQLITE_FIX_TMP_DIR: "/var/tmp/sqlite_fix"
+
+PYSQLITE_URL: "https://codeload.github.com/ghaering/pysqlite/tar.gz/2.8.3"
+PYSQLITE_CREATED_PATH: "pysqlite-2.8.3"
+PYSQLITE_TMP_PATH: "{{ SQLITE_FIX_TMP_DIR }}/{{ PYSQLITE_CREATED_PATH }}"
+
+SQLITE_AUTOCONF_URL: "https://www.sqlite.org/2016/sqlite-autoconf-3140100.tar.gz"
+SQLITE_AUTOCONF_CREATED_PATH: "sqlite-autoconf-3140100"
+SQLITE_TMP_PATH: "{{ SQLITE_FIX_TMP_DIR }}/{{ SQLITE_AUTOCONF_CREATED_PATH }}"

playbooks/roles/fix_devstack_sqlite/tasks/main.yml

+---
+
+# Tasks to download and upgrade pysqlite to prevent segfaults when testing in devstack
+- name: Download and unzip sqlite autoconf update
+  unarchive:
+    src: "{{ SQLITE_AUTOCONF_URL }}"
+    dest: "{{ SQLITE_FIX_TMP_DIR }}"
+    remote_src: yes
+  tags:
+    - devstack
+    - devstack:install
+
+- name: Download and unzip pysqlite update
+  unarchive:
+    src: "{{ PYSQLITE_URL }}"
+    dest: "{{ SQLITE_FIX_TMP_DIR }}"
+    remote_src: yes
+  tags:
+    - devstack
+    - devstack:install
+
+# Copy module doesn't support recursive dir copies for remote_src: yes
+- name: Copy pysqlite autoconf into pyslite update dir
+  command: "cp -R {{ SQLITE_TMP_PATH }} {{ PYSQLITE_TMP_PATH }}"
+  tags:
+    - devstack
+    - devstack:install
+
+- name: Build and install pysqlite update
+  command: "python setup.py build_static install"
+  become_user: "{{ edxapp_user }}"
+  args:
+    chdir: "{{ PYSQLITE_TMP_PATH }}"
+  tags:
+    - devstack
+    - devstack:install
+
+- name: Clean up pysqlite install artifacts
+  file:
+    state: absent
+    path: "{{ SQLITE_FIX_TMP_DIR }}/"
+  tag    - devstack
+    - devstack:install