Implementation of CORBA backend used for querying CORBA server for information about an object. More...

#include <assert.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <orbit/orbit.h>
#include <ORBitservices/CosNaming.h>
#include "whois-client.h"
#include "Whois.h"

Include dependency graph for whois-client.c:

Macros
#define	ID_STATUS_OBJ_LINKED 16
	ID of object status 'Linked'.

#define	ID_STATUS_OBJ_MOJEIDCONTACT 24
	ID of object status 'mojeidContact'.

#define	raised_exception(ev) ((ev)->_major != CORBA_NO_EXCEPTION)
	A shortcut for testing of CORBA exception appearence. More...

#define	MAX_RETRIES 3
	Max # of retries when COMM_FAILURE exception during CORBA call occurs. More...

#define	RETR_SLEEP 100000
	Sleep interval in microseconds between retries. More...

#define	IS_NOT_COMM_FAILURE_EXCEPTION(_ev) (strcmp((_ev)->_id, "IDL:omg.org/CORBA/COMM_FAILURE:1.0"))
	True if CORBA exception is COMM_FAILURE, which is used in retry loop. More...

#define	IS_OBJECT_NOT_FOUND(_ev) (!strcmp((_ev)->_id, "IDL:ccReg/Whois/ObjectNotFound:1.0"))
	True if CORBA exception is ObjectNotFound.

#define	NULL_STRDUP(src) ((*(src) == '\0') ? NULL : strdup(src))
	Call strdup on string only if it is not empty, otherwise return NULL. More...

#define	COPY_ADDRESS_LINE(str) do{ if (*(str) != '\0') r->address[line++] = strdup(str); }while(0)

#define	COPY_ADDRESS_LINE(str) do{ if (*(str) != '\0') c->address[line++] = strdup(str); }while(0)

Functions
int	check_duplicates (int type, char handle, general_object objects, int index_free)
	Check for duplicates in array of objects. More...

static int	get_registrar_by_handle (service_Whois service, const char handle, general_object objects, int index_free, char errmsg)
	Search registrar by handle. More...

static int	get_contact_by_handle (service_Whois service, const char handle, general_object objects, int index_free, char errmsg)
	Search contact by handle. More...

static void	copy_nsset (general_object obj, ccReg_NSSetDetail c_nsset)
	Copy corba representation of nsset object to our representation. More...

static void	copy_keyset (general_object obj, ccReg_KeySetDetail c_keyset)
	Copy corba representation of keyset object to our representation. More...

static int	recurse_nsset (service_Whois service, int rec, obj_nsset n, general_object objects, int index_free, char errmsg)
	The function does recursion on nsset. More...

static int	recurse_keyset (service_Whois service, int rec, obj_keyset k, general_object objects, int index_free, char errmsg)
	The function does recursion on keyset. More...

static int	get_nsset_by_handle (service_Whois service, const char handle, int rec, general_object objects, int index_free, char errmsg)
	Search nsset by handle and dependent objects if recursion is switched on. More...

static int	get_keyset_by_handle (service_Whois service, const char handle, int rec, general_object objects, int index_free, char errmsg)
	Search keyset by handle and dependent objects if recursion is switched on. More...

static int	get_nsset_by_attr (service_Whois service, const char key, ccReg_NSSetInvKeyType attr, int rec, general_object objects, int index_free, char errmsg)
	Search nsset by its attribute and dependent objects if recursion is switched on. More...

static int	get_keyset_by_attr (service_Whois service, const char key, ccReg_KeySetInvKeyType attr, int rec, general_object objects, int index_free, char errmsg)
	Search keyset by its attribute and dependent objects if recursion is switched on. More...

static int	translate_status (service_Whois service, general_object objects, char errmsg)
	Translate status ids by domain objects to appropriate strings. More...

static void	copy_domain (general_object obj, ccReg_DomainDetail c_domain)
	Copy corba representation of domain object to our representation. More...

static int	recurse_domain (service_Whois service, int rec, obj_domain d, general_object objects, int index_free, char errmsg)
	The function does recursion on domain. More...

static int	get_domain_by_handle (service_Whois service, const char handle, int rec, general_object objects, int index_free, char errmsg)
	Search domain by fqdn and dependent objects if recursion is switched on. More...

static int	get_domain_by_attr (service_Whois service, const char key, ccReg_DomainInvKeyType attr, int rec, general_object objects, int index_free, char errmsg)
	Search domain by its attribute and dependent objects if recursion is switched on. More...

int	whois_log_new_message (service_Logger service, const char sourceIP, const char content, ccReg_RequestProperties properties, ccReg_TID log_entry_id, char *errmsg)
	Log a new event using logging daemon. More...

int	whois_close_log_message (service_Logger service, const char content, ccReg_RequestProperties properties, ccReg_TID log_entry_id, CORBA_long result_code, char *errmsg)
	Update and close existing event using logging daemon. More...

int	whois_corba_call (service_Whois service, const whois_request wr, general_object objects, char timebuf, char errmsg)
	Call the right function for the specific object type / search axis / handle combination. More...

void	whois_release_data (general_object *objects)
	Release data of any of the objects. More...

Variables
const int	IP_ADDR_LEN = 39
	maximum length of a string containing IP address

const int	LC_UNIX_WHOIS = 0
	code of the servie according to the database table ‘service’

Detailed Description

Implementation of CORBA backend used for querying CORBA server for information about an object.

Macro Definition Documentation

◆ IS_NOT_COMM_FAILURE_EXCEPTION

#define IS_NOT_COMM_FAILURE_EXCEPTION ( _ev ) (strcmp((_ev)->_id, "IDL:omg.org/CORBA/COMM_FAILURE:1.0"))

True if CORBA exception is COMM_FAILURE, which is used in retry loop.

◆ MAX_RETRIES

#define MAX_RETRIES 3

Max # of retries when COMM_FAILURE exception during CORBA call occurs.

◆ NULL_STRDUP

#define NULL_STRDUP ( src ) ((*(src) == '\0') ? NULL : strdup(src))

Call strdup on string only if it is not empty, otherwise return NULL.

◆ raised_exception

#define raised_exception ( ev ) ((ev)->_major != CORBA_NO_EXCEPTION)

A shortcut for testing of CORBA exception appearence.

◆ RETR_SLEEP

#define RETR_SLEEP 100000

Sleep interval in microseconds between retries.

Function Documentation

◆ check_duplicates()

int check_duplicates	(	int	type,
		char *	handle,
		general_object *	objects,
		int	index_free
	)

Check for duplicates in array of objects.

Parameters

type	Which type of objects to look for.
handle	Handle of the object.
objects	The structure for holding any type of object
index_free	First free item in array of objects.

Returns: 0 if no duplicates are present, 1 otherwise.

Referenced by get_contact_by_handle(), get_domain_by_handle(), get_keyset_by_handle(), get_nsset_by_handle(), and get_registrar_by_handle().

Here is the caller graph for this function:

◆ copy_domain()

static void copy_domain	(	general_object *	obj,
		ccReg_DomainDetail *	c_domain
	)

static

Copy corba representation of domain object to our representation.

Parameters

obj	Field in object array which is destination of copy.
c_domain	Domain detail returned from CORBA.

References general_object::type.

Referenced by get_domain_by_attr().

◆ copy_keyset()

static void copy_keyset	(	general_object *	obj,
		ccReg_KeySetDetail *	c_keyset
	)

static

Copy corba representation of keyset object to our representation.

Parameters

obj	Field in object array which is destination of copy.
c_keyset	Keyset detail returned from CORBA.

References general_object::type.

Referenced by get_keyset_by_attr().

◆ copy_nsset()

static void copy_nsset	(	general_object *	obj,
		ccReg_NSSetDetail *	c_nsset
	)

static

Copy corba representation of nsset object to our representation.

Parameters

obj	Field in object array which is destination of copy.
c_nsset	Nsset detail returned from CORBA.

References IP_ADDR_LEN, and general_object::type.

Referenced by get_nsset_by_attr().

◆ get_contact_by_handle()

static int get_contact_by_handle	(	service_Whois	service,
		const char *	handle,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search contact by handle.

Supress duplicities in array of objects.

Parameters

service	Whois CORBA object reference.
handle	Handle of contact.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References check_duplicates(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, IS_OBJECT_NOT_FOUND, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

Referenced by recurse_domain(), recurse_keyset(), and recurse_nsset().

◆ get_domain_by_attr()

static int get_domain_by_attr	(	service_Whois	service,
		const char *	key,
		ccReg_DomainInvKeyType	attr,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search domain by its attribute and dependent objects if recursion is switched on.

Parameters

service	Whois CORBA object reference.
key	Attribute of domain.
attr	Attribute type.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References copy_domain(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, MAX_ERROR_MSG_LEN, MAX_OBJECT_COUNT, MAX_RETRIES, raised_exception, recurse_domain(), and RETR_SLEEP.

◆ get_domain_by_handle()

static int get_domain_by_handle	(	service_Whois	service,
		const char *	handle,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search domain by fqdn and dependent objects if recursion is switched on.

Supress duplicates in array of objects

Parameters

service	Whois CORBA object reference.
handle	Fqdn of domain.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References check_duplicates(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, IS_OBJECT_NOT_FOUND, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

◆ get_keyset_by_attr()

static int get_keyset_by_attr	(	service_Whois	service,
		const char *	key,
		ccReg_KeySetInvKeyType	attr,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search keyset by its attribute and dependent objects if recursion is switched on.

Parameters

service	Whois CORBA object reference.
key	Attribute of keyset.
attr	Attribute type.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References copy_keyset(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, MAX_ERROR_MSG_LEN, MAX_OBJECT_COUNT, MAX_RETRIES, raised_exception, recurse_keyset(), and RETR_SLEEP.

◆ get_keyset_by_handle()

static int get_keyset_by_handle	(	service_Whois	service,
		const char *	handle,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search keyset by handle and dependent objects if recursion is switched on.

Supress duplicities in array of objects.

Parameters

service	Whois CORBA object reference.
handle	Handle of keyset.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References check_duplicates(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, IS_OBJECT_NOT_FOUND, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

Referenced by recurse_domain().

◆ get_nsset_by_attr()

static int get_nsset_by_attr	(	service_Whois	service,
		const char *	key,
		ccReg_NSSetInvKeyType	attr,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search nsset by its attribute and dependent objects if recursion is switched on.

Parameters

service	Whois CORBA object reference.
key	Attribute of nsset.
attr	Attribute type.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References copy_nsset(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, MAX_ERROR_MSG_LEN, MAX_OBJECT_COUNT, MAX_RETRIES, raised_exception, recurse_nsset(), and RETR_SLEEP.

◆ get_nsset_by_handle()

static int get_nsset_by_handle	(	service_Whois	service,
		const char *	handle,
		int	rec,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search nsset by handle and dependent objects if recursion is switched on.

Supress duplicities in array of objects.

Parameters

service	Whois CORBA object reference.
handle	Handle of nsset.
rec	Recursive lookup is performed if true.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References check_duplicates(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, IS_OBJECT_NOT_FOUND, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

Referenced by recurse_domain().

◆ get_registrar_by_handle()

static int get_registrar_by_handle	(	service_Whois	service,
		const char *	handle,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

Search registrar by handle.

Supress duplicities in array of objects.

Parameters

service	Whois CORBA object reference.
handle	Handle of registrar.
objects	Array of resulting objects.
index_free	First free item in array of objects.
errmsg	Buffer for error message.

Returns: Status.

References check_duplicates(), CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, IS_OBJECT_NOT_FOUND, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

◆ recurse_domain()

static int recurse_domain	(	service_Whois	service,
		int	rec,
		obj_domain *	d,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

The function does recursion on domain.

Parameters

service	Whois corba object reference.
rec	Recursive lookup is performed if true.
d	Domain object on which recursion is done.
objects	Array of results.
index_free	First free index in array of results.
errmsg	Buffer for error message.

Returns: Status.

References obj_domain::admin_c, CORBA_OK, CORBA_OK_LIMIT, get_contact_by_handle(), get_keyset_by_handle(), get_nsset_by_handle(), obj_domain::keyset, MAX_OBJECT_COUNT, obj_domain::nsset, obj_domain::registrant, and obj_domain::temp_c.

Referenced by get_domain_by_attr().

◆ recurse_keyset()

static int recurse_keyset	(	service_Whois	service,
		int	rec,
		obj_keyset *	k,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

The function does recursion on keyset.

Parameters

service	Whois corba object reference.
rec	Switches recursion on/off
k	Keyset object on which recursion is done.
objects	Array of results.
index_free	First free index in array of results.
errmsg	Buffer for error message.

Returns: Status.

References CORBA_OK, CORBA_OK_LIMIT, get_contact_by_handle(), MAX_OBJECT_COUNT, and obj_keyset::tech_c.

Referenced by get_keyset_by_attr().

◆ recurse_nsset()

static int recurse_nsset	(	service_Whois	service,
		int	rec,
		obj_nsset *	n,
		general_object *	objects,
		int *	index_free,
		char *	errmsg
	)

static

The function does recursion on nsset.

Parameters

service	Whois corba object reference.
rec	Switches recursion on/off
n	Nsset object on which is done recursion.
objects	Array of results.
index_free	First free index in array of results.
errmsg	Buffer for error message.

Returns: Status.

References CORBA_OK, CORBA_OK_LIMIT, get_contact_by_handle(), MAX_OBJECT_COUNT, and obj_nsset::tech_c.

Referenced by get_nsset_by_attr().

◆ translate_status()

static int translate_status	(	service_Whois	service,
		general_object *	objects,
		char *	errmsg
	)

static

Translate status ids by domain objects to appropriate strings.

Parameters

service	Whois corba object reference.
objects	Array of objects.
errmsg	Buffer for error message.

Returns: Status.

References CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, MAX_ERROR_MSG_LEN, MAX_OBJECT_COUNT, MAX_RETRIES, raised_exception, RETR_SLEEP, and general_object::type.

◆ whois_close_log_message()

int whois_close_log_message	(	service_Logger	service,
		const char *	content,
		ccReg_RequestProperties *	properties,
		ccReg_TID	log_entry_id,
		CORBA_long	result_code,
		char *	errmsg
	)

Update and close existing event using logging daemon.

Parameters

service	Whois CORBA object reference.
content	Raw content of the message.
properties	Custom properties parsed from the content
log_entry_id	ID of the log entry to be close
errmsg	Buffer for error message.

Returns: Status.

References CORBA_OK, CORBA_SERVICE_FAILED, IS_NOT_COMM_FAILURE_EXCEPTION, MAX_ERROR_MSG_LEN, MAX_RETRIES, raised_exception, and RETR_SLEEP.

◆ whois_corba_call()

int whois_corba_call	(	service_Whois	service,
		const whois_request *	wr,
		general_object *	objects,
		char *	timebuf,
		char *	errmsg
	)

Call the right function for the specific object type / search axis / handle combination.

The core function of whois module performs actual query.

Parameters

service	Whois CORBA object reference.
wr	Whois request.
objects	Array of resulting objects.
timebuf	Timestamp.
errmsg

Returns: Status.

References whois_request::axe, whois_request::norecursion, and TIME_BUFFER_LENGTH.

◆ whois_log_new_message()

int whois_log_new_message	(	service_Logger	service,
		const char *	sourceIP,
		const char *	content,
		ccReg_RequestProperties *	properties,
		ccReg_TID *	log_entry_id,
		char *	errmsg
	)

Log a new event using logging daemon.

Log a message using logging daemon.

Parameters

service	Whois CORBA object reference.
sourceIP	IP of the host which sent the request.
content	Raw content of the message.
properties	Custom properties parsed from the content
log_entry_id	Output of ID from event logger
errmsg	Buffer for error message.

Returns: Status.

References CORBA_SERVICE_FAILED, LC_UNIX_WHOIS, and MAX_RETRIES.

◆ whois_release_data()

void whois_release_data ( general_object * objects )

Release data of any of the objects.

Release data.

Parameters

objects Object to release

References general_object::type.

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ IS_NOT_COMM_FAILURE_EXCEPTION

◆ MAX_RETRIES

◆ NULL_STRDUP

◆ raised_exception

◆ RETR_SLEEP

Function Documentation

◆ check_duplicates()

◆ copy_domain()

◆ copy_keyset()

◆ copy_nsset()

◆ get_contact_by_handle()

◆ get_domain_by_attr()

◆ get_domain_by_handle()

◆ get_keyset_by_attr()

◆ get_keyset_by_handle()

◆ get_nsset_by_attr()

◆ get_nsset_by_handle()

◆ get_registrar_by_handle()

◆ recurse_domain()

◆ recurse_keyset()

◆ recurse_nsset()

◆ translate_status()

◆ whois_close_log_message()

◆ whois_corba_call()

◆ whois_log_new_message()

◆ whois_release_data()