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BUG#:9639
TITLE: Many PAM errors are not reported correctly

DESCRIPTION:

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#include <Pegasus/Common/System.h>
#include <Pegasus/Common/Tracer.h>
#include <Pegasus/Config/ConfigManager.h>

#include "PAMBasicAuthenticator.h"


PEGASUS_USING_STD;

PEGASUS_NAMESPACE_BEGIN

/**
    Constant representing the Basic authentication challenge header.
*/
static const String BASIC_CHALLENGE_HEADER = "WWW-Authenticate: Basic ";

/* constructor. */
PAMBasicAuthenticator::PAMBasicAuthenticator()
{
    PEG_METHOD_ENTER(TRC_AUTHENTICATION,
        "PAMBasicAuthenticator::PAMBasicAuthenticator()");

    // Build Authentication parameter realm required for Basic Challenge
    // e.g. realm="HostName"

    _realm.assign("realm=");
    _realm.append(Char16('"'));
    _realm.append(System::getHostName());
    _realm.append(Char16('"'));

    PEG_METHOD_EXIT();
}

/* destructor. */
PAMBasicAuthenticator::~PAMBasicAuthenticator()
{
    PEG_METHOD_ENTER(TRC_AUTHENTICATION,
        "PAMBasicAuthenticator::~PAMBasicAuthenticator()");

    PEG_METHOD_EXIT();
}

AuthenticationStatus PAMBasicAuthenticator::authenticate(
    const String& userName,
    const String& password,
    AuthenticationInfo* authInfo)
{
    PEG_METHOD_ENTER(TRC_AUTHENTICATION,
        "PAMBasicAuthenticator::authenticate()");

    // FUTURE: PAM authentication is not implemented on non Unix platforms,
    // hence this function return false as default indicating authentication
    // failure.

    Boolean authenticated = false;

    PEG_METHOD_EXIT();
    return AuthenticationStatus(authenticated);
}

AuthenticationStatus PAMBasicAuthenticator::validateUser(
    const String& userName,
    AuthenticationInfo* authInfo)
{
    PEG_METHOD_ENTER(TRC_AUTHENTICATION,
        "PAMBasicAuthenticator::validateUser()");

    // FUTURE: PAM authentication is not implemented on non Unix platforms,
    // hence this function return false as default indicating validation
    // failure.

    Boolean authenticated = false;

    PEG_METHOD_EXIT();
    return AuthenticationStatus(authenticated);
}

//
// Create authentication response header
//
String PAMBasicAuthenticator::getAuthResponseHeader()
{
    PEG_METHOD_ENTER(TRC_AUTHENTICATION,
        "PAMBasicAuthenticator::getAuthResponseHeader()");

    //
    // build response header using realm
    //
    String responseHeader = BASIC_CHALLENGE_HEADER;
    responseHeader.append(_realm);

    PEG_METHOD_EXIT();
    return responseHeader;
}

PEGASUS_NAMESPACE_END