Обсуждение: How to access Postgres .pgpass file from php?

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How to access Postgres .pgpass file from php?

От
Howard Wells
Дата:
I have my php files in the web root, and the Postgres 10 logon credentials are in the php file.  I want to put them outside the web root for security, because a malicious robot could easily read the credentials. 

After research, I found the .pgpass file.  That looks like the ideal solution, but after even more research, I haven't found how to use that file from a php logon script. 

Here is the section from my php script:

$dsn = vsprintf('pgsql:host=%s;port=%s;dbname=%s;user=%s;password=%s', [
    'host' => '000.00.00.00',
    'port' => '5432',
    'dbname' => '[dbname]',
    'user' => '[username]',
    'password' => '[password]',
]);

Currently I store the real dbname, user and password in the php.  My questions are:

1. How can I access it from the .pgpass file instead? 

2. Where is .phpass loccated in Apache2 Ubuntu 18.04?

Thanks for any help with this. 

Howard



Re: How to access Postgres .pgpass file from php?

От
Adrian Klaver
Дата:
On 9/7/19 3:17 PM, Howard Wells wrote:
> I have my php files in the web root, and the Postgres 10 logon 
> credentials are in the php file.  I want to put them outside the web 
> root for security, because a malicious robot could easily read the 
> credentials.
> 
> After research, I found the .pgpass file.  That looks like the ideal 
> solution, but after even more research, I haven't found how to use that 
> file from a php logon script.
> 
> Here is the section from my php script:
> 
> $dsn = vsprintf('pgsql:host=%s;port=%s;dbname=%s;user=%s;password=%s', [
>      'host' => '000.00.00.00',
>      'port' => '5432',
>      'dbname' => '[dbname]',
>      'user' => '[username]',
>      'password' => '[password]',
> ]);
> 
> Currently I store the real dbname, user and password in the php.  My 
> questions are:
> 
> 1. How can I access it from the .pgpass file instead?

I think what you are looking for is the connection service file:

https://www.postgresql.org/docs/11/libpq-pgservice.html


> 
> 2. Where is .phpass loccated in Apache2 Ubuntu 18.04?

Information on where .pgpass can be:

https://www.postgresql.org/docs/11/libpq-pgpass.html

> 
> Thanks for any help with this.
> 
> Howard
> 
> 
> 


-- 
Adrian Klaver
adrian.klaver@aklaver.com



Re: How to access Postgres .pgpass file from php?

От
rob stone
Дата:
Hello Howard,

On Sat, 2019-09-07 at 22:17 +0000, Howard Wells wrote:
> I have my php files in the web root, and the Postgres 10 logon
> credentials are in the php file.  I want to put them outside the web
> root for security, because a malicious robot could easily read the
> credentials. 
> 
> After research, I found the .pgpass file.  That looks like the ideal
> solution, but after even more research, I haven't found how to use
> that file from a php logon script. 
> 
> Here is the section from my php script:
> 
> $dsn =
> vsprintf('pgsql:host=%s;port=%s;dbname=%s;user=%s;password=%s', [
>     'host' => '000.00.00.00',
>     'port' => '5432',
>     'dbname' => '[dbname]',
>     'user' => '[username]',
>     'password' => '[password]',
> ]);
> 
> Currently I store the real dbname, user and password in the php.  My
> questions are:
> 
> 1.    How can I access it from the .pgpass file instead? 
> 
> 2.    Where is .phpass loccated in Apache2 Ubuntu 18.04?
> 
> Thanks for any help with this. 
> 
> Howard
> 
> 
> 

We use pg_service.conf to hold the access credentials.
It's just pg_connect("service=sandbox") for example, where 'sandbox' is
the tag for the database you wish to access.
Using Debian it is kept in the /etc/php/7.3/apache2 path, where 7.3
represents the php version. It needs to be owned by the Apache user
which defaults to 'www-data'. Permissions are 0600.

HTH,
Robert