lsst::daf::persistence::DbAuth Class Reference

Class for database authentication. More...

#include <DbAuth.h>

Static Public Member Functions
static void	setPolicy (lsst::pex::policy::Policy::Ptr policy)
static bool	available (std::string const &host, std::string const &port)
static std::string	authString (std::string const &host, std::string const &port)
static std::string	username (std::string const &host, std::string const &port)
static std::string	password (std::string const &host, std::string const &port)

Detailed Description

Class for database authentication.

Provides access to username and password to be used to authenticate to a database. Actual username and password come from a well-known environment variable or a well-known file or a file specified by Policy. The format for the authenticator string in any location is "username:password".

Definition at line 58 of file DbAuth.h.

Member Function Documentation

std::string lsst::daf::persistence::DbAuth::authString ( std::string const &  host, std::string const &  port  )

static

Get the authenticator string for a database.

Parameters

[in]	host	Name of the host to connect to.
[in]	port	Port number to connect to (as string).

Returns

String with username:password

Definition at line 147 of file DbAuth.cc.

                                                                  {
    std::pair<std::string, std::string> result = search(host, port);
    return result.first + ":" + result.second;
}

bool lsst::daf::persistence::DbAuth::available ( std::string const &  host, std::string const &  port  )

static

Determine whether an authenticator string is available for database access.

Parameters

[in]	host	Name of the host to connect to.
[in]	port	Port number to connect to (as string).

Returns

True if authenticator is available

Definition at line 130 of file DbAuth.cc.

                                                          {
    try {
        std::pair<std::string, std::string> result = search(host, port);
        return true;
    }
    catch (...) {
        return false;
    }
    return false; // not reached
}

std::string lsst::daf::persistence::DbAuth::password ( std::string const &  host, std::string const &  port  )

static

Get the password to use to authenticate to a database.

Parameters

[in]	host	Name of the host to connect to.
[in]	port	Port number to connect to (as string).

Returns

Password string

Definition at line 169 of file DbAuth.cc.

                                                                {
    std::pair<std::string, std::string> result = search(host, port);
    return result.second;
}

void lsst::daf::persistence::DbAuth::setPolicy ( lsst::pex::policy::Policy::Ptr  policy )

static

Set the authenticator Policy.

Parameters

[in]

policy

Pointer to a Policy

Definition at line 119 of file DbAuth.cc.

                                                          {
    dafBase::PersistentCitizenScope scopeGuard;
    authPolicy = pexPolicy::Policy::Ptr(new pexPolicy::Policy(*policy, true));
}

std::string lsst::daf::persistence::DbAuth::username ( std::string const &  host, std::string const &  port  )

static

Get the username to use to authenticate to a database.

Parameters

[in]	host	Name of the host to connect to.
[in]	port	Port number to connect to (as string).

Returns

Username string

Definition at line 158 of file DbAuth.cc.

                                                                {
    std::pair<std::string, std::string> result = search(host, port);
    return result.first;
}

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The documentation for this class was generated from the following files:

• /lsst/home/lsstsw/stack/Linux64/daf_persistence/master-g3391ba5ea0/include/lsst/daf/persistence/DbAuth.h
• /lsst/home/lsstsw/stack/Linux64/daf_persistence/master-g3391ba5ea0/src/DbAuth.cc