/** Standard AOLserver callback.
* Initialize jk2, unless already done in another server. Register URI mappping for Tomcat
* If multiple virtual servers use this module, calls to Ns_ModuleInit will be made serially
* in order of appearance of those servers in nsd.tcl
*/
int Ns_ModuleInit(char *server, char *module)
{
jk_env_t *env;
/* configuration-related */
char* serverName=NULL;
char* confPath;
static char cwdBuf[PATH_MAX];
static char* serverRoot = NULL;
/* APR-related */
apr_status_t aprrc;
char errbuf[512];
apr_pool_t *jk_globalPool = NULL;
/* URI registration */
char *hosts[2] = {"*", NULL};
jk_map_t *vhosts;
int i, j, k, l, cnt1, cnt2;
jk_map_t *uriMap, *webapps, *uriMaps[3];
jk_uriEnv_t *uriEnv, *hostEnv, *appEnv;
if (jkInitCount++ == 0) {
/* Get Tomcat installation root - this value is same for all virtual servers*/
if (serverRoot == NULL) {
confPath = Ns_ConfigGetPath (NULL, module, NULL);
serverRoot = (confPath? Ns_ConfigGetValue (confPath, "serverRoot") : NULL);
}
/* not configured in nsd.tcl? try env. variable */
if (serverRoot == NULL) {
serverRoot = getenv ("TOMCAT_HOME");
}
/* not in env. variables? get it from CWD */
if (serverRoot == NULL) {
serverRoot = getcwd (cwdBuf, sizeof(cwdBuf));
}
/* Initialize APR */
if ((aprrc=apr_initialize()) != APR_SUCCESS) {
LOG_ERROR2 ("Cannot initialize APR", apr_strerror (aprrc, errbuf, sizeof(errbuf)));
return NS_ERROR;
}
if ((aprrc=apr_pool_create(&jk_globalPool, NULL)) != APR_SUCCESS) {
LOG_ERROR2 ("Cannot create global APR pool", apr_strerror (aprrc, errbuf, sizeof(errbuf)));
return NS_ERROR;
}
/* Initialize JNI */
if (workerEnv==NULL && jk2_create_workerEnv(jk_globalPool, serverRoot)==JK_ERR) {
return NS_ERROR;
}
env=workerEnv->globalEnv;
env->setAprPool(env, jk_globalPool);
/* Initialize JK2 */
if (workerEnv->init(env, workerEnv ) != JK_OK) {
LOG_ERROR("Cannot initialize worker environment");
return NS_ERROR;
}
workerEnv->server_name = apr_pstrcat (jk_globalPool, Ns_InfoServerName(), " ", Ns_InfoServerVersion (), NULL);
apr_pool_cleanup_register(jk_globalPool, NULL, jk2_shutdown, apr_pool_cleanup_null);
workerEnv->was_initialized = JK_TRUE;
if ((aprrc=apr_pool_userdata_set( "INITOK", "Ns_ModuleInit", NULL, jk_globalPool )) != APR_SUCCESS) {
LOG_ERROR2 ("Cannot set APR pool user data", apr_strerror (aprrc, errbuf, sizeof(errbuf)));
return NS_ERROR;
}
if (workerEnv->parentInit( env, workerEnv) != JK_OK) {
LOG_ERROR ("Cannot initialize global environment");
return NS_ERROR;
}
/* Obtain TLS slot - it's destructor will detach threads from JVM */
jvmGlobal = workerEnv->vm->jvm;
Ns_TlsAlloc (&jkTls, jkTlsDtor);
Ns_Log (Notice, "nsjk2: Initialized JK2 environment");
} else {
env = workerEnv->globalEnv;
}
Ns_RegisterShutdown (jk2_shutdown_system, NULL);
/* Register URI patterns from workers2.properties with AOLserver
*
* Worker environment has a list of vhosts, including "*" vhost.
* Each vhost has a list of web applications (contexts) associated with it.
* Each webapp has a list of exact, prefix, suffix and regexp URI patterns.
*
* Will register URIs that are either in vhost "*", or one with name matching
* this AOLserver virtual server. Will ignore regexp patterns. Will register
* exact webapp URIs (context root) as JK2 somehow doesn't include them in URI
* maps, even if specified in workers2.properties.
*
*/
/* virtual server name override if specified */
confPath = Ns_ConfigGetPath (server, module, NULL);
if (confPath != NULL)
serverName = Ns_ConfigGetValue (confPath, "serverName");
if (serverName == NULL)
serverName = server;
vhosts=workerEnv->uriMap->vhosts;
hosts[1]= serverName;
for (i=0; i<sizeof(hosts)/sizeof(*hosts); i++) {
hostEnv=vhosts->get (env, vhosts, hosts[i]);
if (hostEnv==NULL || hostEnv->webapps==NULL)
continue;
webapps=hostEnv->webapps;
cnt1=webapps->size(env, webapps);
for (j=0; j<cnt1; j++) {
appEnv = webapps->valueAt (env, webapps, j);
if (appEnv == NULL)
continue;
/* register webapp root - registerURI checks if it is "/" */
registerURI (env, appEnv, server, serverName);
uriMaps[0] = appEnv->exactMatch;
uriMaps[1] = appEnv->prefixMatch;
uriMaps[2] = appEnv->suffixMatch;
for (k=0; k<sizeof(uriMaps)/sizeof(*uriMaps); k++) {
if (uriMaps[k] == NULL)
continue;
cnt2 = uriMaps[k]->size (env, uriMaps[k]);
for (l=0; l<cnt2; l++) {
registerURI (env, uriMaps[k]->valueAt (env, uriMaps[k], l), server, serverName);
}
}
}
}
Ns_Log (Notice, "nsjk2: Initialized on %s", server);
return NS_OK;
}
int
NsPerl2_ModInit(char *server, char *module)
{
extern perl_master_context *nsperl2_master_context;
int perl_exitstatus;
Ns_Log(Notice,"nsperl2: loading");
if (!(nsperl2_master_context = ns_malloc (sizeof(perl_master_context))))
return TCL_ERROR;
/* determine initial perl script */
nsperl2_master_context->param_path = Ns_ConfigGetPath(server, module, NULL);
nsperl2_master_context->init_script = Ns_ConfigGetValue(nsperl2_master_context->param_path, "init_script");
nsperl2_master_context->init_sub = Ns_ConfigGetValue(nsperl2_master_context->param_path, "init_sub");
nsperl2_master_context->server = Ns_ConfigGetValue(nsperl2_master_context->param_path, "server");
/* TODO: what to do if multiple servers? probably need a master context per server */
Ns_Log (Notice, "nsperl2: init_script is %s", nsperl2_master_context->init_script);
char *embedding[] = { "", nsperl2_master_context->init_script };
PerlInterpreter *perl_interp;
int perl_argc = 0;
char **perl_argv = NULL;
PERL_SYS_INIT3( &perl_argc, &perl_argv, environ_h );
/* create perl interpreter */
if((perl_interp = perl_alloc()) == NULL) {
Ns_Log (Error, "Couldn't alloc perl interp");
return TCL_ERROR;
}
perl_construct(perl_interp);
PL_exit_flags |= PERL_EXIT_DESTRUCT_END; /* run END blocks at destruction */
PERL_SET_CONTEXT (perl_interp);
perl_exitstatus = perl_parse(perl_interp, xs_init, 2, embedding, NULL);
/* TODO: check perl_exitstatus */
nsperl2_master_context->perl_master_interp = perl_interp;
/* call the init_sub - eg. where urls are registered etc.
you could do the same in a BEGIN block, but this is cleaner */
dSP;
PUSHMARK (SP);
Tcl_Interp *tcl_interp;
tcl_interp = Ns_TclAllocateInterp (server);
set_nsperl2_globals (perl_interp, tcl_interp, NULL);
call_pv (nsperl2_master_context->init_sub, G_NOARGS | G_VOID | G_DISCARD); /* not doing G_EVAL - if init_sub fails, we want to bail. */
/* should I destroy that tcl interp?? */
Ns_RegisterShutdown (nsperl2_free_master_context, NULL);
Ns_TclInitInterps(server,NsPerl2InitInterp, NULL);
return NS_OK;
}
