/*
- * Copyright (c) 2000, Index Data.
+ * $Id: SimpleServer.xs,v 1.39 2006-04-09 23:01:00 adam Exp $
+ * ----------------------------------------------------------------------
+ *
+ * Copyright (c) 2000-2004, Index Data.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation, in whole or in part, for any purpose, is hereby granted,
* OF THIS SOFTWARE.
*/
-/*$Log: SimpleServer.xs,v $
-/*Revision 1.18 2003-01-03 09:05:41 sondberg
-/*Applied Dave's GRS-1 patch - actually this was already done in revision 1.17.
-/*
-/*Revision 1.16 2002/11/26 17:09:18 mike
-/*basic support for idPass authentication
-/*
-/*Revision 1.15 2002/09/16 13:55:53 sondberg
-/*Added support for authentication into SimpleServer.
-/*
-/*Revision 1.14 2002/03/05 00:34:13 mike
-/*Support for implementation_id (commented out until it's
-/*in mainstream Yaz)
-/*
-/*Revision 1.13 2002/02/28 11:21:57 mike
-/*Add RPN structure to search-handler argument hash.
-/*
-/*Revision 1.12 2001/08/30 14:02:10 sondberg
-/*Small changes.
-/*
-/*Revision 1.11 2001/08/30 13:15:11 sondberg
-/*Corrected a memory leak, one more to go.
-/*
-/*Revision 1.10 2001/08/29 11:48:36 sondberg
-/*Added routines
-/*
-/* Net::Z3950::SimpleServer::ScanSuccess
-/* Net::Z3950::SimpleServer::ScanPartial
-/*
-/*and a bit of documentation.
-/*
-/*Revision 1.9 2001/08/24 14:00:20 sondberg
-/*Added support for scan.
-/*
-/*Revision 1.8 2001/05/21 11:07:02 sondberg
-/*Extended maximum numbers of GRS-1 elements. Should be done dynamically.
-/*
-/*Revision 1.7 2001/03/13 14:17:15 sondberg
-/*Added support for GRS-1.
-/**/
-
-
#include "EXTERN.h"
#include "perl.h"
+#include "proto.h"
+#include "embed.h"
#include "XSUB.h"
#include <yaz/backend.h>
#include <yaz/log.h>
#include <yaz/wrbuf.h>
#include <stdio.h>
+#ifdef WIN32
+#else
#include <unistd.h>
+#endif
#include <stdlib.h>
#include <ctype.h>
#define GRS_MAX_FIELDS 500
#define sv_undef PL_sv_undef
#endif
+NMEM_MUTEX simpleserver_mutex;
+
typedef struct {
SV *handle;
SV *esrequest_ref;
SV *delete_ref;
SV *scan_ref;
+ NMEM nmem;
+ int stop_flag; /* is used to stop server prematurely .. */
} Zfront_handle;
+#define ENABLE_STOP_SERVER 0
+
SV *init_ref = NULL;
SV *close_ref = NULL;
SV *sort_ref = NULL;
SV *esrequest_ref = NULL;
SV *delete_ref = NULL;
SV *scan_ref = NULL;
+PerlInterpreter *root_perl_context;
int MAX_OID = 15;
#define GRS_BUF_SIZE 512
+CV * simpleserver_sv2cv(SV *handler) {
+ STRLEN len;
+ char *buf;
+
+ if (SvPOK(handler)) {
+ CV *ret;
+ buf = SvPV( handler, len);
+ if ( !( ret = perl_get_cv(buf, FALSE ) ) ) {
+ fprintf( stderr, "simpleserver_sv2cv: No such handler '%s'\n\n", buf );
+ exit(1);
+ }
+
+ return ret;
+ } else {
+ return (CV *) handler;
+ }
+}
+
+/* debugging routine to check for destruction of Perl interpreters */
+#ifdef USE_ITHREADS
+void tst_clones(void)
+{
+ int i;
+ PerlInterpreter *parent = PERL_GET_CONTEXT;
+ for (i = 0; i<5000; i++)
+ {
+ PerlInterpreter *perl_interp;
+
+ PERL_SET_CONTEXT(parent);
+ PL_perl_destruct_level = 2;
+ perl_interp = perl_clone(parent, CLONEf_CLONE_HOST);
+ PL_perl_destruct_level = 2;
+ PERL_SET_CONTEXT(perl_interp);
+ perl_destruct(perl_interp);
+ perl_free(perl_interp);
+ }
+ exit (0);
+}
+#endif
+
+int simpleserver_clone(void) {
+#ifdef USE_ITHREADS
+ nmem_mutex_enter(simpleserver_mutex);
+ if (1)
+ {
+ PerlInterpreter *current = PERL_GET_CONTEXT;
+
+ /* if current is unset, then we're in a new thread with
+ * no Perl interpreter for it. So we must create one .
+ * This will only happen when threaded is used..
+ */
+ if (!current) {
+ PerlInterpreter *perl_interp;
+ PERL_SET_CONTEXT( root_perl_context );
+ perl_interp = perl_clone(root_perl_context, CLONEf_CLONE_HOST);
+ PERL_SET_CONTEXT( perl_interp );
+ }
+ }
+ nmem_mutex_leave(simpleserver_mutex);
+#endif
+ return 0;
+}
+
+
+void simpleserver_free(void) {
+ nmem_mutex_enter(simpleserver_mutex);
+ if (1)
+ {
+ PerlInterpreter *current_interp = PERL_GET_CONTEXT;
+
+ /* If current Perl Interp is different from root interp, then
+ * we're in threaded mode and we must destroy..
+ */
+ if (current_interp != root_perl_context) {
+ PL_perl_destruct_level = 2;
+ PERL_SET_CONTEXT(current_interp);
+ perl_destruct(current_interp);
+ perl_free(current_interp);
+ }
+ }
+ nmem_mutex_leave(simpleserver_mutex);
+}
+
+
Z_GenericRecord *read_grs1(char *str, ODR o)
{
int type, ivalue;
{
va_list ap;
- fprintf(stderr, "FATAL (yazwrap): ");
+ fprintf(stderr, "FATAL (SimpleServer): ");
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
case Z_RPNStructure_simple: {
Z_Operand *o = s->u.simple;
Z_AttributesPlusTerm *at;
+ if (o->which == Z_Operand_resultSetId) {
+ SV *sv2;
+ /* This code causes a SIGBUS on my machine, and I have no
+ idea why. It seems as clear as day to me */
+ char *rsid = (char*) o->u.resultSetId;
+ printf("Encoding resultSetId '%s'\n", rsid);
+ sv = newObject("Net::Z3950::RPN::RSID", (SV*) (hv = newHV()));
+ printf("Made sv=0x%lx, hv=0x%lx\n",
+ (unsigned long) sv ,(unsigned long) hv);
+ sv2 = newSVpv(rsid, strlen(rsid));
+ setMember(hv, "id", sv2);
+ printf("Set hv{id} to 0x%lx\n", (unsigned long) sv2);
+ return sv;
+ }
if (o->which != Z_Operand_APT)
- fatal("can't handle RPN simples other than APT");
+ fatal("can't handle RPN simples other than APT and RSID");
at = o->u.attributesPlusTerm;
if (at->term->which != Z_Term_general)
fatal("can't handle RPN terms other than general");
temp = hv_fetch(href, "STATUS", 6, 1);
status = newSVsv(*temp);
-
-
-
PUTBACK;
FREETMPS;
LEAVE;
HV *href;
AV *aref;
SV **temp;
- SV *hits;
- SV *err_code;
- SV *err_str;
char *ODR_errstr;
STRLEN len;
int i;
char **basenames;
- int n;
WRBUF query;
char *ptr;
SV *point;
- SV *ODR_point;
Zfront_handle *zhandle = (Zfront_handle *)handle;
+ CV* handler_cv = 0;
+ SV *rpnSV;
dSP;
ENTER;
{
av_push(aref, newSVpv(*basenames++, 0));
}
+#if ENABLE_STOP_SERVER
+ if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop"))
+ {
+ zhandle->stop_flag = 1;
+ }
+#endif
href = newHV();
hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0);
hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
hv_store(href, "HANDLE", 6, zhandle->handle, 0);
hv_store(href, "PID", 3, newSViv(getpid()), 0);
- hv_store(href, "RPN", 3, zquery2perl(rr->query), 0);
+ if ((rpnSV = zquery2perl(rr->query)) != 0) {
+ hv_store(href, "RPN", 3, rpnSV, 0);
+ }
query = zquery2pquery(rr->query);
if (query)
{
hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0);
}
+ else if (rr->query->which == Z_Query_type_104 &&
+ rr->query->u.type_104->which == Z_External_CQL) {
+ hv_store(href, "CQL", 3,
+ newSVpv(rr->query->u.type_104->u.cql, 0), 0);
+ }
else
{
rr->errcode = 108;
+ return 0;
}
PUSHMARK(sp);
PUTBACK;
- n = perl_call_sv(search_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( search_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
SPAGAIN;
temp = hv_fetch(href, "HITS", 4, 1);
- hits = newSVsv(*temp);
+ rr->hits = SvIV(*temp);
temp = hv_fetch(href, "ERR_CODE", 8, 1);
- err_code = newSVsv(*temp);
+ rr->errcode = SvIV(*temp);
temp = hv_fetch(href, "ERR_STR", 7, 1);
- err_str = newSVsv(*temp);
+ ptr = SvPV(*temp, len);
+ ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
+ strcpy(ODR_errstr, ptr);
+ rr->errstring = ODR_errstr;
temp = hv_fetch(href, "HANDLE", 6, 1);
point = newSVsv(*temp);
- PUTBACK;
- FREETMPS;
- LEAVE;
-
hv_undef(href);
av_undef(aref);
- rr->hits = SvIV(hits);
- rr->errcode = SvIV(err_code);
- ptr = SvPV(err_str, len);
- ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
- strcpy(ODR_errstr, ptr);
- rr->errstring = ODR_errstr;
-/* ODR_point = (SV *)odr_malloc(rr->stream, sizeof(*point));
- memcpy(ODR_point, point, sizeof(*point));
- zhandle->handle = ODR_point;*/
+
zhandle->handle = point;
- handle = zhandle;
- sv_free(hits);
- sv_free(err_code);
- sv_free(err_str);
sv_free( (SV*) aref);
sv_free( (SV*) href);
- /*sv_free(point);*/
- wrbuf_free(query, 1);
+ if (query)
+ wrbuf_free(query, 1);
+ PUTBACK;
+ FREETMPS;
+ LEAVE;
return 0;
}
oident *oid;
WRBUF oid_dotted;
Zfront_handle *zhandle = (Zfront_handle *)handle;
+ CV* handler_cv = 0;
Z_RecordComposition *composition;
Z_ElementSetNames *simple;
href = newHV();
hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
- oid_dotted = oid2dotted(rr->request_format_raw);
+ if (rr->request_format_raw != 0) {
+ oid_dotted = oid2dotted(rr->request_format_raw);
+ } else {
+ /* Probably an SRU request: assume XML is required */
+ oid_dotted = wrbuf_alloc();
+ wrbuf_puts(oid_dotted, "1.2.840.10003.5.109.10");
+ }
hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
hv_store(href, "BASENAME", 8, newSVpv("", 0), 0);
}
else
{
- rr->errcode = 26;
+ /* This is where we end up in the case of
+ * SRU. Since record composition ("element
+ * sets") are meaningless in SRU anyway, we
+ * just skip this.
+ */
}
}
PUTBACK;
- perl_call_sv(fetch_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( fetch_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
SPAGAIN;
temp = hv_fetch(href, "HANDLE", 6, 1);
point = newSVsv(*temp);
- PUTBACK;
- FREETMPS;
- LEAVE;
hv_undef(href);
sv_free(err_code),
sv_free(sur_flag);
sv_free(rep_form);
+
+ PUTBACK;
+ FREETMPS;
+ LEAVE;
return 0;
}
int bend_present(void *handle, bend_present_rr *rr)
{
-
HV *href;
SV **temp;
SV *err_code;
char *ODR_errstr;
char *ptr;
Zfront_handle *zhandle = (Zfront_handle *)handle;
+ CV* handler_cv = 0;
/* WRBUF oid_dotted; */
PUTBACK;
- perl_call_sv(present_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( present_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
SPAGAIN;
char *ODR_errstr;
STRLEN len;
int term_len;
- SV *term_tmp;
SV *entries_ref;
-
Zfront_handle *zhandle = (Zfront_handle *)handle;
+ CV* handler_cv = 0;
dSP;
ENTER;
PUTBACK;
- perl_call_sv(scan_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( scan_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
SPAGAIN;
return 0;
}
-
bend_initresult *bend_init(bend_initrequest *q)
{
- bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
- HV *href;
- SV **temp;
- SV *id;
- SV *name;
- SV *ver;
- SV *err_str;
- SV *status;
- Zfront_handle *zhandle = (Zfront_handle *) xmalloc (sizeof(*zhandle));
+ int dummy = simpleserver_clone();
+ bend_initresult *r = (bend_initresult *)
+ odr_malloc (q->stream, sizeof(*r));
+ char *ptr;
+ CV* handler_cv = 0;
+ dSP;
STRLEN len;
- int n;
+ NMEM nmem = nmem_create();
+ Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc (nmem,
+ sizeof(*zhandle));
SV *handle;
- /*char *name_ptr;
- char *ver_ptr;*/
- char *ptr;
- char *user = NULL;
- char *passwd = NULL;
+ HV *href;
+ SV **temp;
- dSP;
ENTER;
SAVETMPS;
+ zhandle->nmem = nmem;
+ zhandle->stop_flag = 0;
/*q->bend_sort = bend_sort;*/
if (search_ref)
{
{
q->bend_scan = bend_scan;
}
+
href = newHV();
hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0);
hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0);
hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0);
hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
+ hv_store(href, "ERR_STR", 7, newSViv(0), 0);
hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
hv_store(href, "PID", 3, newSViv(getpid()), 0);
if (q->auth) {
+ char *user = NULL;
+ char *passwd = NULL;
if (q->auth->which == Z_IdAuthentication_open) {
- char *openpass = xstrdup (q->auth->u.open);
- char *cp = strchr (openpass, '/');
+ user = nmem_strdup (odr_getmem (q->stream), q->auth->u.open);
+ char *cp = strchr (user, '/');
if (cp) {
+ /* password after / given */
*cp = '\0';
- user = nmem_strdup (odr_getmem (q->stream), openpass);
- passwd = nmem_strdup (odr_getmem (q->stream), cp + 1);
+ passwd = cp+1;
}
- xfree(openpass);
} else if (q->auth->which == Z_IdAuthentication_idPass) {
user = q->auth->u.idPass->userId;
passwd = q->auth->u.idPass->password;
}
/* ### some code paths have user/password unassigned here */
- hv_store(href, "USER", 4, newSVpv(user, 0), 0);
- hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
+ if (user)
+ hv_store(href, "USER", 4, newSVpv(user, 0), 0);
+ if (passwd)
+ hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
}
PUSHMARK(sp);
- XPUSHs(sv_2mortal(newRV( (SV*) href)));
+ XPUSHs(sv_2mortal(newRV((SV*) href)));
PUTBACK;
if (init_ref != NULL)
{
- perl_call_sv(init_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( init_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
}
SPAGAIN;
temp = hv_fetch(href, "IMP_ID", 6, 1);
- id = newSVsv(*temp);
+ ptr = SvPV(*temp, len);
+ q->implementation_id = nmem_strdup(nmem, ptr);
temp = hv_fetch(href, "IMP_NAME", 8, 1);
- name = newSVsv(*temp);
+ ptr = SvPV(*temp, len);
+ q->implementation_name = nmem_strdup(nmem, ptr);
temp = hv_fetch(href, "IMP_VER", 7, 1);
- ver = newSVsv(*temp);
+ ptr = SvPV(*temp, len);
+ q->implementation_version = nmem_strdup(nmem, ptr);
temp = hv_fetch(href, "ERR_CODE", 8, 1);
- status = newSVsv(*temp);
+ r->errcode = SvIV(*temp);
+
+ temp = hv_fetch(href, "ERR_STR", 7, 1);
+ ptr = SvPV(*temp, len);
+ r->errstring = (char *)odr_malloc(q->stream, len + 1);
+ strcpy(r->errstring, ptr);
temp = hv_fetch(href, "HANDLE", 6, 1);
handle= newSVsv(*temp);
+ zhandle->handle = handle;
+
+ r->handle = zhandle;
hv_undef(href);
+ sv_free((SV*) href);
+
PUTBACK;
FREETMPS;
LEAVE;
- zhandle->handle = handle;
- r->errcode = SvIV(status);
- r->handle = zhandle;
-#if 0 /* implementation_id support is not yet in mainstream Yaz */
- ptr = SvPV(id, len);
- q->implementation_id = (char *)xmalloc(len + 1);
- strcpy(q->implementation_id, ptr);
-#endif
- ptr = SvPV(name, len);
- q->implementation_name = (char *)xmalloc(len + 1);
- strcpy(q->implementation_name, ptr);
-/* q->implementation_name = SvPV(name, len);*/
- ptr = SvPV(ver, len);
- q->implementation_version = (char *)xmalloc(len + 1);
- strcpy(q->implementation_version, ptr);
- return r;
+ return r;
}
-
void bend_close(void *handle)
{
HV *href;
Zfront_handle *zhandle = (Zfront_handle *)handle;
- SV **temp;
-
+ CV* handler_cv = 0;
+ int stop_flag = 0;
dSP;
ENTER;
SAVETMPS;
- if (close_ref == NULL)
+ if (close_ref)
{
- return;
- }
+ href = newHV();
+ hv_store(href, "HANDLE", 6, zhandle->handle, 0);
- href = newHV();
- hv_store(href, "HANDLE", 6, zhandle->handle, 0);
-
- PUSHMARK(sp);
+ PUSHMARK(sp);
- XPUSHs(sv_2mortal(newRV((SV *)href)));
+ XPUSHs(sv_2mortal(newRV((SV *)href)));
- PUTBACK;
+ PUTBACK;
- perl_call_sv(close_ref, G_SCALAR | G_DISCARD);
+ handler_cv = simpleserver_sv2cv( close_ref );
+ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
- SPAGAIN;
+ SPAGAIN;
+ sv_free((SV*) href);
+ }
+ else
+ sv_free(zhandle->handle);
PUTBACK;
FREETMPS;
LEAVE;
+ stop_flag = zhandle->stop_flag;
+ nmem_destroy(zhandle->nmem);
+ simpleserver_free();
- xfree(handle);
-
+ if (stop_flag)
+ exit(0);
return;
}
MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer
+PROTOTYPES: DISABLE
+
+
void
set_init_handler(arg)
SV *arg
strcpy(*argv_buf++, ptr);
}
*argv_buf = NULL;
+ root_perl_context = PERL_GET_CONTEXT;
+ nmem_mutex_create(&simpleserver_mutex);
+#if 0
+ /* only for debugging perl_clone .. */
+ tst_clones();
+#endif
RETVAL = statserv_main(items, argv, bend_init, bend_close);
OUTPUT:
RETVAL
+void
+yazlog(arg)
+ SV *arg
+ CODE:
+ STRLEN len;
+ char *ptr;
+ ptr = SvPV(arg, len);
+ yaz_log(YLOG_LOG, "%.*s", len, ptr);
projects / simpleserver-moved-to-github.git / blobdiff