Do not use salts longer than 16 characters

We've hit this problem before as well. Certain Ansible installations
choke on it.

group_vars/matrix_servers

@@ -208,7 +208,7 @@ matrix_mautrix_facebook_bridge_presence: "{{ matrix_synapse_use_presence if matr
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mautrix_facebook_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mautrix_facebook_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mautrix_facebook.db') | to_uuid }}"
+matrix_mautrix_facebook_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mau_fb.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -247,7 +247,7 @@ matrix_mautrix_hangouts_login_shared_secret: "{{ matrix_synapse_ext_password_pro
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mautrix_hangouts_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mautrix_hangouts_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mautrix_hangouts.db') | to_uuid }}"
+matrix_mautrix_hangouts_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mau_hangouts.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -289,7 +289,7 @@ matrix_mautrix_telegram_login_shared_secret: "{{ matrix_synapse_ext_password_pro
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mautrix_telegram_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mautrix_telegram_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mautrix_telegram.db') | to_uuid }}"
+matrix_mautrix_telegram_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mau_telegram.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -323,7 +323,7 @@ matrix_mautrix_whatsapp_login_shared_secret: "{{ matrix_synapse_ext_password_pro
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mautrix_whatsapp_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mautrix_whatsapp_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mautrix_whatsapp.db') | to_uuid }}"
+matrix_mautrix_whatsapp_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mau_whatsapp.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -385,7 +385,7 @@ matrix_mx_puppet_skype_login_shared_secret: "{{ matrix_synapse_ext_password_prov
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_skype_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_skype_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_skype.db') | to_uuid }}"
+matrix_mx_puppet_skype_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_skype.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -422,7 +422,7 @@ matrix_mx_puppet_slack_login_shared_secret: "{{ matrix_synapse_ext_password_prov
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_slack_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_slack_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_slack.db') | to_uuid }}"
+matrix_mx_puppet_slack_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_slack.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -460,7 +460,7 @@ matrix_mx_puppet_twitter_container_http_host_bind_port: "{{ '' if matrix_nginx_p
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_twitter_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_twitter_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_twitter.db') | to_uuid }}"
+matrix_mx_puppet_twitter_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_twitter.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -497,7 +497,7 @@ matrix_mx_puppet_instagram_login_shared_secret: "{{ matrix_synapse_ext_password_
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_instagram_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_instagram_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_instagram.db') | to_uuid }}"
+matrix_mx_puppet_instagram_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_ig.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -533,7 +533,7 @@ matrix_mx_puppet_discord_login_shared_secret: "{{ matrix_synapse_ext_password_pr
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_discord_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_discord_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_discord.db') | to_uuid }}"
+matrix_mx_puppet_discord_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_dsc.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -569,7 +569,7 @@ matrix_mx_puppet_steam_login_shared_secret: "{{ matrix_synapse_ext_password_prov
 
 # Postgres is the default, except if not using `matrix_postgres` (internal postgres)
 matrix_mx_puppet_steam_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
-matrix_mx_puppet_steam_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'as.mx_puppet_steam.db') | to_uuid }}"
+matrix_mx_puppet_steam_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'mxpup_steam.db') | to_uuid }}"
 
 ######################################################################
 #
@@ -1048,7 +1048,7 @@ matrix_postgres_additional_databases: |
     ([{
       'name': 'matrix_bridge_sms',
       'username': 'matrix_bridge_sms',
-      'password': matrix_synapse_macaroon_secret_key | password_hash('sha512', 'bridge_sms.db.secret') | to_uuid,
+      'password': matrix_synapse_macaroon_secret_key | password_hash('sha512', 'bridge_sms.db') | to_uuid,
     }] if matrix_sms_bridge_enabled else [])
     +
     ([{