ansible/test/integration/targets/postgresql/tasks/postgresql_idx.yml

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# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
# Preparation for tests.
# To implement the next steps, create the test table:
- name: postgresql_idx - create test table called test_table
become_user: "{{ pg_user }}"
become: yes
shell: psql postgres -U "{{ pg_user }}" -t -c "CREATE TABLE test_table (id int, story text);"
ignore_errors: yes
# Create a directory for test tablespace:
- name: postgresql_idx - drop test tablespace called ssd if exists
become_user: "{{ pg_user }}"
become: yes
shell: psql postgres -U "{{ pg_user }}" -t -c "DROP TABLESPACE IF EXISTS ssd;"
ignore_errors: yes
- name: postgresql_idx - drop dir for test tablespace
become: yes
file:
path: /mnt/ssd
state: absent
ignore_errors: yes
- name: postgresql_idx - create dir for test tablespace
become: yes
file:
path: /mnt/ssd
state: directory
owner: "{{ pg_user }}"
mode: 0755
ignore_errors: yes
# Then create a test tablespace:
- name: postgresql_idx - create test tablespace called ssd
become_user: "{{ pg_user }}"
become: yes
shell: psql postgres -U "{{ pg_user }}" -t -c "CREATE TABLESPACE ssd LOCATION '/mnt/ssd';"
ignore_errors: yes
register: tablespace
# Create a test schema:
- name: postgresql_idx - create test schema
become_user: "{{ pg_user }}"
become: yes
shell: psql postgres -U "{{ pg_user }}" -t -c "CREATE SCHEMA foo;"
ignore_errors: yes
# Create a table in schema foo:
- name: postgresql_idx - create table in non-default schema
become_user: "{{ pg_user }}"
become: yes
shell: psql postgres -U "{{ pg_user }}" -t -c "CREATE TABLE foo.foo_table (id int, story text);"
ignore_errors: yes
###############
# Do main tests
#
# Create index in check_mode
- name: postgresql_idx - create btree index in check_mode
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
table: test_table
columns: id, story
idxname: test0_idx
check_mode: yes
register: result
ignore_errors: yes
- assert:
that:
- result is changed
- result.tblname == ''
- result.name == 'test0_idx'
- result.state == 'absent'
- result.valid != ''
- result.tblspace == ''
- result.storage_params == []
- result.schema == ''
- result.query == ''
# Check that actually nothing changed, rowcount must be 0
- name: postgresql_idx - check nothing changed after the previous step
become_user: "{{ pg_user }}"
become: yes
postgresql_query:
db: postgres
login_user: "{{ pg_user }}"
query: "SELECT 1 FROM pg_indexes WHERE indexname = 'test0_idx'"
register: result
- assert:
that:
- result.rowcount == 0
# Create btree index if not exists test_idx concurrently covering id and story columns
- name: postgresql_idx - create btree index concurrently
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
table: test_table
columns: id, story
idxname: test0_idx
register: result
ignore_errors: yes
- assert:
that:
- result is changed
- result.tblname == 'test_table'
- result.name == 'test0_idx'
- result.state == 'present'
- result.valid != ''
- result.tblspace == ''
- result.storage_params == []
- result.schema == 'public'
- result.query == 'CREATE INDEX CONCURRENTLY test0_idx ON public.test_table USING BTREE (id, story)'
# Check that the index exists after the previous step, rowcount must be 1
- name: postgresql_idx - check the index exists after the previous step
become_user: "{{ pg_user }}"
become: yes
postgresql_query:
db: postgres
login_user: "{{ pg_user }}"
query: "SELECT 1 FROM pg_indexes WHERE indexname = 'test0_idx'"
register: result
- assert:
that:
- result.rowcount == 1
# Check that if index exists that changes nothing
- name: postgresql_idx - try to create existing index again
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
table: test_table
columns: id, story
idxname: test0_idx
register: result
ignore_errors: yes
- assert:
that:
- result is not changed
- result.tblname == 'test_table'
- result.name == 'test0_idx'
- result.state == 'present'
- result.valid != ''
- result.tblspace == ''
- result.storage_params == []
- result.schema == 'public'
- result.query == ''
# Create btree index foo_test_idx concurrently with tablespace called ssd,
# storage parameter, and non-default schema
- name: postgresql_idx - create btree index - non-default schema, tablespace, storage parameter
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
schema: foo
table: foo_table
columns:
- id
- story
idxname: foo_test_idx
tablespace: ssd
storage_params: fillfactor=90
register: result
ignore_errors: yes
when: tablespace.rc == 0
- assert:
that:
- result is changed
- result.tblname == 'foo_table'
- result.name == 'foo_test_idx'
- result.state == 'present'
- result.valid != ''
- result.tblspace == 'ssd'
- result.storage_params == [ "fillfactor=90" ]
- result.schema == 'foo'
- result.query == 'CREATE INDEX CONCURRENTLY foo_test_idx ON foo.foo_table USING BTREE (id,story) WITH (fillfactor=90) TABLESPACE ssd'
when: tablespace.rc == 0
# Create brin index not in concurrently mode
- name: postgresql_idx - create brin index not concurrently
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
schema: public
table: test_table
state: present
type: brin
columns: id
idxname: test_brin_idx
concurrent: no
register: result
ignore_errors: yes
- assert:
that:
- result is changed
- result.tblname == 'test_table'
- result.name == 'test_brin_idx'
- result.state == 'present'
- result.valid != ''
- result.tblspace == ''
- result.storage_params == []
- result.schema == 'public'
- result.query == 'CREATE INDEX test_brin_idx ON public.test_table USING brin (id)'
when: postgres_version_resp.stdout is version('9.5', '>=')
# Create index where column id > 1
- name: postgresql_idx - create index with condition
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
table: test_table
columns: id
idxname: test1_idx
cond: 'id > 1 AND id != 10'
register: result
ignore_errors: yes
- assert:
that:
- result is changed
- result.tblname == 'test_table'
- result.name == 'test1_idx'
- result.state == 'present'
- result.valid != ''
- result.tblspace == ''
- result.storage_params == []
- result.schema == 'public'
- result.query == 'CREATE INDEX CONCURRENTLY test1_idx ON public.test_table USING BTREE (id) WHERE id > 1 AND id != 10'
# Drop index from specific schema with cascade in check_mode
- name: postgresql_idx - drop index from specific schema cascade in check_mode
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
schema: foo
name: foo_test_idx
cascade: yes
state: absent
concurrent: no
check_mode: yes
register: result
ignore_errors: yes
when: tablespace.rc == 0
- assert:
that:
- result is changed
- result.name == 'foo_test_idx'
- result.state == 'present'
- result.schema == 'foo'
- result.query == ''
when: tablespace.rc == 0
# Check that the index exists after the previous step, rowcount must be 1
- name: postgresql_idx - check the index exists after the previous step
become_user: "{{ pg_user }}"
become: yes
postgresql_query:
db: postgres
login_user: "{{ pg_user }}"
query: "SELECT 1 FROM pg_indexes WHERE indexname = 'foo_test_idx' AND schemaname = 'foo'"
register: result
when: tablespace.rc == 0
- assert:
that:
- result.rowcount == 1
when: tablespace.rc == 0
# Drop index from specific schema with cascade
- name: postgresql_idx - drop index from specific schema cascade
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
schema: foo
name: foo_test_idx
cascade: yes
state: absent
concurrent: no
register: result
ignore_errors: yes
when: tablespace.rc == 0
- assert:
that:
- result is changed
- result.name == 'foo_test_idx'
- result.state == 'absent'
- result.schema == 'foo'
- result.query == 'DROP INDEX foo.foo_test_idx CASCADE'
when: tablespace.rc == 0
# Check that the index doesn't exist after the previous step, rowcount must be 0
- name: postgresql_idx - check the index doesn't exist after the previous step
become_user: "{{ pg_user }}"
become: yes
postgresql_query:
db: postgres
login_user: "{{ pg_user }}"
query: "SELECT 1 FROM pg_indexes WHERE indexname = 'foo_test_idx' and schemaname = 'foo'"
register: result
when: tablespace.rc == 0
- assert:
that:
- result.rowcount == 0
when: tablespace.rc == 0
# Try to drop not existing index
- name: postgresql_idx - try to drop not existing index
become_user: "{{ pg_user }}"
become: yes
postgresql_idx:
db: postgres
login_user: "{{ pg_user }}"
schema: foo
name: foo_test_idx
state: absent
register: result
ignore_errors: yes
- assert:
that:
- result is not changed
- result.query == ''