···

       
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 - `postgresqlTestSetupCommands`: bash commands to run after database start, defaults to running `$postgresqlTestSetupSQL` as database administrator.

     

       
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 - `postgresqlEnableTCP`: set to `1` to enable TCP listening. Flaky; not recommended.

     

       
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 - `postgresqlStartCommands`: defaults to `pg_ctl start`.

     

       
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+
       
 - `postgresqlExtraSettings`: Additional configuration to add to `postgresql.conf`

     

       
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## Hooks {#sec-postgresqlTestHook-hooks}

     

       
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51
       
 
       


     

···

       
56
       
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  echo 'initializing postgresql'

     

       
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  initdb -U postgres

     

       
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58
       
 
       


     

       
59
       
59
       
+
       
  echo "$postgresqlExtraSettings" >>"$PGDATA/postgresql.conf"

     

       
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60
       
+
       


     

       
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61
       
 
       
  # Move the socket

     

       
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  echo "unix_socket_directories = '$NIX_BUILD_TOP/run/postgresql'" >>"$PGDATA/postgresql.conf"

     

       
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63