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src/http/modules/perl/ngx_http_perl_module.c - nginx-1.7.10
Global variables defined
Data types defined
Functions defined
Macros defined
Source code
- #include <ngx_config.h>
- #include <ngx_core.h>
- #include <ngx_http.h>
- #include <ngx_http_perl_module.h>
- typedef struct {
- PerlInterpreter *perl;
- HV *nginx;
- ngx_array_t *modules;
- ngx_array_t *requires;
- } ngx_http_perl_main_conf_t;
- typedef struct {
- SV *sub;
- ngx_str_t handler;
- } ngx_http_perl_loc_conf_t;
- typedef struct {
- SV *sub;
- ngx_str_t handler;
- } ngx_http_perl_variable_t;
- #if (NGX_HTTP_SSI)
- static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r,
- ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params);
- #endif
- static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf,
- ngx_http_perl_main_conf_t *pmcf);
- static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf,
- ngx_http_perl_main_conf_t *pmcf);
- static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires,
- ngx_log_t *log);
- static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
- HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv);
- static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv);
- static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf);
- static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf);
- static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf);
- static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf);
- static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent,
- void *child);
- static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
- static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
- #if (NGX_HAVE_PERL_MULTIPLICITY)
- static void ngx_http_perl_cleanup_perl(void *data);
- #endif
- static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle);
- static void ngx_http_perl_exit(ngx_cycle_t *cycle);
- static ngx_command_t ngx_http_perl_commands[] = {
- { ngx_string("perl_modules"),
- NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_array_slot,
- NGX_HTTP_MAIN_CONF_OFFSET,
- offsetof(ngx_http_perl_main_conf_t, modules),
- NULL },
- { ngx_string("perl_require"),
- NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_array_slot,
- NGX_HTTP_MAIN_CONF_OFFSET,
- offsetof(ngx_http_perl_main_conf_t, requires),
- NULL },
- { ngx_string("perl"),
- NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1,
- ngx_http_perl,
- NGX_HTTP_LOC_CONF_OFFSET,
- 0,
- NULL },
- { ngx_string("perl_set"),
- NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2,
- ngx_http_perl_set,
- NGX_HTTP_LOC_CONF_OFFSET,
- 0,
- NULL },
- ngx_null_command
- };
- static ngx_http_module_t ngx_http_perl_module_ctx = {
- ngx_http_perl_preconfiguration,
- NULL,
- ngx_http_perl_create_main_conf,
- ngx_http_perl_init_main_conf,
- NULL,
- NULL,
- ngx_http_perl_create_loc_conf,
- ngx_http_perl_merge_loc_conf
- };
- ngx_module_t ngx_http_perl_module = {
- NGX_MODULE_V1,
- &ngx_http_perl_module_ctx,
- ngx_http_perl_commands,
- NGX_HTTP_MODULE,
- NULL,
- NULL,
- ngx_http_perl_init_worker,
- NULL,
- NULL,
- NULL,
- ngx_http_perl_exit,
- NGX_MODULE_V1_PADDING
- };
- #if (NGX_HTTP_SSI)
- #define NGX_HTTP_PERL_SSI_SUB 0
- #define NGX_HTTP_PERL_SSI_ARG 1
- static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = {
- { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 },
- { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 },
- { ngx_null_string, 0, 0, 0 }
- };
- static ngx_http_ssi_command_t ngx_http_perl_ssi_command = {
- ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1
- };
- #endif
- static ngx_str_t ngx_null_name = ngx_null_string;
- static HV *nginx_stash;
- #if (NGX_HAVE_PERL_MULTIPLICITY)
- static ngx_uint_t ngx_perl_term;
- #else
- static PerlInterpreter *perl;
- #endif
- static void
- ngx_http_perl_xs_init(pTHX)
- {
- newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
- nginx_stash = gv_stashpv("nginx", TRUE);
- }
- static ngx_int_t
- ngx_http_perl_handler(ngx_http_request_t *r)
- {
- r->main->count++;
- ngx_http_perl_handle_request(r);
- return NGX_DONE;
- }
- void
- ngx_http_perl_handle_request(ngx_http_request_t *r)
- {
- SV *sub;
- ngx_int_t rc;
- ngx_str_t uri, args, *handler;
- ngx_http_perl_ctx_t *ctx;
- ngx_http_perl_loc_conf_t *plcf;
- ngx_http_perl_main_conf_t *pmcf;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler");
- ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
- if (ctx == NULL) {
- ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
- if (ctx == NULL) {
- ngx_http_finalize_request(r, NGX_ERROR);
- return;
- }
- ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
- }
- pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
- {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
- if (ctx->next == NULL) {
- plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module);
- sub = plcf->sub;
- handler = &plcf->handler;
- } else {
- sub = ctx->next;
- handler = &ngx_null_name;
- ctx->next = NULL;
- }
- rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler,
- NULL);
- }
- ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
- "perl handler done: %i", rc);
- if (rc == NGX_DONE) {
- ngx_http_finalize_request(r, rc);
- return;
- }
- if (rc > 600) {
- rc = NGX_OK;
- }
- if (ctx->redirect_uri.len) {
- uri = ctx->redirect_uri;
- args = ctx->redirect_args;
- } else {
- uri.len = 0;
- }
- ctx->filename.data = NULL;
- ctx->redirect_uri.len = 0;
- if (ctx->done || ctx->next) {
- ngx_http_finalize_request(r, NGX_DONE);
- return;
- }
- if (uri.len) {
- ngx_http_internal_redirect(r, &uri, &args);
- ngx_http_finalize_request(r, NGX_DONE);
- return;
- }
- if (rc == NGX_OK || rc == NGX_HTTP_OK) {
- ngx_http_send_special(r, NGX_HTTP_LAST);
- ctx->done = 1;
- }
- ngx_http_finalize_request(r, rc);
- }
- void
- ngx_http_perl_sleep_handler(ngx_http_request_t *r)
- {
- ngx_event_t *wev;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
- "perl sleep handler");
- wev = r->connection->write;
- if (wev->timedout) {
- wev->timedout = 0;
- ngx_http_perl_handle_request(r);
- return;
- }
- if (ngx_handle_write_event(wev, 0) != NGX_OK) {
- ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
- }
- }
- static ngx_int_t
- ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
- uintptr_t data)
- {
- ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
- ngx_int_t rc;
- ngx_str_t value;
- ngx_http_perl_ctx_t *ctx;
- ngx_http_perl_main_conf_t *pmcf;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
- "perl variable handler");
- ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
- if (ctx == NULL) {
- ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
- if (ctx == NULL) {
- return NGX_ERROR;
- }
- ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
- }
- pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
- value.data = NULL;
- {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
- rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
- &pv->handler, &value);
- }
- if (value.data) {
- v->len = value.len;
- v->valid = 1;
- v->no_cacheable = 0;
- v->not_found = 0;
- v->data = value.data;
- } else {
- v->not_found = 1;
- }
- ctx->filename.data = NULL;
- ctx->redirect_uri.len = 0;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
- "perl variable done");
- return rc;
- }
- #if (NGX_HTTP_SSI)
- static ngx_int_t
- ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
- ngx_str_t **params)
- {
- SV *sv, **asv;
- ngx_int_t rc;
- ngx_str_t *handler, **args;
- ngx_uint_t i;
- ngx_http_perl_ctx_t *ctx;
- ngx_http_perl_main_conf_t *pmcf;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
- "perl ssi handler");
- ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
- if (ctx == NULL) {
- ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
- if (ctx == NULL) {
- return NGX_ERROR;
- }
- ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
- }
- pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
- ctx->ssi = ssi_ctx;
- handler = params[NGX_HTTP_PERL_SSI_SUB];
- handler->data[handler->len] = '\0';
- {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
- #if 0
- #endif
- sv = newSVpvn((char *) handler->data, handler->len);
- args = ¶ms[NGX_HTTP_PERL_SSI_ARG];
- if (args) {
- for (i = 0; args[i]; i++) { }
- asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *));
- if (asv == NULL) {
- SvREFCNT_dec(sv);
- return NGX_ERROR;
- }
- asv[0] = (SV *) (uintptr_t) i;
- for (i = 0; args[i]; i++) {
- asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len);
- }
- } else {
- asv = NULL;
- }
- rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler,
- NULL);
- SvREFCNT_dec(sv);
- }
- ctx->filename.data = NULL;
- ctx->redirect_uri.len = 0;
- ctx->ssi = NULL;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
- return rc;
- }
- #endif
- static char *
- ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
- {
- ngx_str_t *m;
- ngx_uint_t i;
- #if (NGX_HAVE_PERL_MULTIPLICITY)
- ngx_pool_cleanup_t *cln;
- cln = ngx_pool_cleanup_add(cf->pool, 0);
- if (cln == NULL) {
- return NGX_CONF_ERROR;
- }
- #endif
- #ifdef NGX_PERL_MODULES
- if (pmcf->modules == NGX_CONF_UNSET_PTR) {
- pmcf->modules = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t));
- if (pmcf->modules == NULL) {
- return NGX_CONF_ERROR;
- }
- m = ngx_array_push(pmcf->modules);
- if (m == NULL) {
- return NGX_CONF_ERROR;
- }
- ngx_str_set(m, NGX_PERL_MODULES);
- }
- #endif
- if (pmcf->modules != NGX_CONF_UNSET_PTR) {
- m = pmcf->modules->elts;
- for (i = 0; i < pmcf->modules->nelts; i++) {
- if (ngx_conf_full_name(cf->cycle, &m[i], 0) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- }
- }
- #if !(NGX_HAVE_PERL_MULTIPLICITY)
- if (perl) {
- if (ngx_set_environment(cf->cycle, NULL) == NULL) {
- return NGX_CONF_ERROR;
- }
- if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- pmcf->perl = perl;
- pmcf->nginx = nginx_stash;
- return NGX_CONF_OK;
- }
- #endif
- if (nginx_stash == NULL) {
- PERL_SYS_INIT(&ngx_argc, &ngx_argv);
- }
- pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
- if (pmcf->perl == NULL) {
- return NGX_CONF_ERROR;
- }
- pmcf->nginx = nginx_stash;
- #if (NGX_HAVE_PERL_MULTIPLICITY)
- cln->handler = ngx_http_perl_cleanup_perl;
- cln->data = pmcf->perl;
- #else
- perl = pmcf->perl;
- #endif
- return NGX_CONF_OK;
- }
- static PerlInterpreter *
- ngx_http_perl_create_interpreter(ngx_conf_t *cf,
- ngx_http_perl_main_conf_t *pmcf)
- {
- int n;
- STRLEN len;
- SV *sv;
- char *ver, **embedding;
- ngx_str_t *m;
- ngx_uint_t i;
- PerlInterpreter *perl;
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
- if (ngx_set_environment(cf->cycle, NULL) == NULL) {
- return NULL;
- }
- perl = perl_alloc();
- if (perl == NULL) {
- ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
- return NULL;
- }
- {
- dTHXa(perl);
- PERL_SET_CONTEXT(perl);
- perl_construct(perl);
- #ifdef PERL_EXIT_DESTRUCT_END
- PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
- #endif
- n = (pmcf->modules != NGX_CONF_UNSET_PTR) ? pmcf->modules->nelts * 2 : 0;
- embedding = ngx_palloc(cf->pool, (5 + n) * sizeof(char *));
- if (embedding == NULL) {
- goto fail;
- }
- embedding[0] = "";
- if (n++) {
- m = pmcf->modules->elts;
- for (i = 0; i < pmcf->modules->nelts; i++) {
- embedding[2 * i + 1] = "-I";
- embedding[2 * i + 2] = (char *) m[i].data;
- }
- }
- embedding[n++] = "-Mnginx";
- embedding[n++] = "-e";
- embedding[n++] = "0";
- embedding[n] = NULL;
- n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
- if (n != 0) {
- ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
- goto fail;
- }
- sv = get_sv("nginx::VERSION", FALSE);
- ver = SvPV(sv, len);
- if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
- ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
- "version " NGINX_VERSION " of nginx.pm is required, "
- "but %s was found", ver);
- goto fail;
- }
- if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) != NGX_OK) {
- goto fail;
- }
- }
- return perl;
- fail:
- (void) perl_destruct(perl);
- perl_free(perl);
- return NULL;
- }
- static ngx_int_t
- ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
- {
- u_char *err;
- STRLEN len;
- ngx_str_t *script;
- ngx_uint_t i;
- if (requires == NGX_CONF_UNSET_PTR) {
- return NGX_OK;
- }
- script = requires->elts;
- for (i = 0; i < requires->nelts; i++) {
- require_pv((char *) script[i].data);
- if (SvTRUE(ERRSV)) {
- err = (u_char *) SvPV(ERRSV, len);
- while (--len && (err[len] == CR || err[len] == LF)) { }
- ngx_log_error(NGX_LOG_EMERG, log, 0,
- "require_pv(\"%s\") failed: \"%*s\"",
- script[i].data, len + 1, err);
- return NGX_ERROR;
- }
- }
- return NGX_OK;
- }
- static ngx_int_t
- ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
- SV **args, ngx_str_t *handler, ngx_str_t *rv)
- {
- SV *sv;
- int n, status;
- char *line;
- u_char *err;
- STRLEN len, n_a;
- ngx_uint_t i;
- ngx_connection_t *c;
- dSP;
- status = 0;
- ENTER;
- SAVETMPS;
- PUSHMARK(sp);
- sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
- XPUSHs(sv);
- if (args) {
- EXTEND(sp, (intptr_t) args[0]);
- for (i = 1; i <= (uintptr_t) args[0]; i++) {
- PUSHs(sv_2mortal(args[i]));
- }
- }
- PUTBACK;
- c = r->connection;
- n = call_sv(sub, G_EVAL);
- SPAGAIN;
- if (n) {
- if (rv == NULL) {
- status = POPi;
- ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
- "call_sv: %d", status);
- } else {
- line = SvPVx(POPs, n_a);
- rv->len = n_a;
- rv->data = ngx_pnalloc(r->pool, n_a);
- if (rv->data == NULL) {
- return NGX_ERROR;
- }
- ngx_memcpy(rv->data, line, n_a);
- }
- }
- PUTBACK;
- FREETMPS;
- LEAVE;
-
- if (SvTRUE(ERRSV)) {
- err = (u_char *) SvPV(ERRSV, len);
- while (--len && (err[len] == CR || err[len] == LF)) { }
- ngx_log_error(NGX_LOG_ERR, c->log, 0,
- "call_sv(\"%V\") failed: \"%*s\"", handler, len + 1, err);
- if (rv) {
- return NGX_ERROR;
- }
- return NGX_HTTP_INTERNAL_SERVER_ERROR;
- }
- if (n != 1) {
- ngx_log_error(NGX_LOG_ALERT, c->log, 0,
- "call_sv(\"%V\") returned %d results", handler, n);
- status = NGX_OK;
- }
- if (rv) {
- return NGX_OK;
- }
- return (ngx_int_t) status;
- }
- static void
- ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
- {
- u_char *p;
- for (p = handler->data; *p; p++) {
- if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
- break;
- }
- }
- if (ngx_strncmp(p, "sub ", 4) == 0
- || ngx_strncmp(p, "sub{", 4) == 0
- || ngx_strncmp(p, "use ", 4) == 0)
- {
- *sv = eval_pv((char *) p, FALSE);
-
- return;
- }
- *sv = NULL;
- }
- static void *
- ngx_http_perl_create_main_conf(ngx_conf_t *cf)
- {
- ngx_http_perl_main_conf_t *pmcf;
- pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
- if (pmcf == NULL) {
- return NULL;
- }
- pmcf->modules = NGX_CONF_UNSET_PTR;
- pmcf->requires = NGX_CONF_UNSET_PTR;
- return pmcf;
- }
- static char *
- ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
- {
- ngx_http_perl_main_conf_t *pmcf = conf;
- if (pmcf->perl == NULL) {
- if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
- return NGX_CONF_ERROR;
- }
- }
- return NGX_CONF_OK;
- }
- #if (NGX_HAVE_PERL_MULTIPLICITY)
- static void
- ngx_http_perl_cleanup_perl(void *data)
- {
- PerlInterpreter *perl = data;
- PERL_SET_CONTEXT(perl);
- (void) perl_destruct(perl);
- perl_free(perl);
- if (ngx_perl_term) {
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term");
- PERL_SYS_TERM();
- }
- }
- #endif
- static ngx_int_t
- ngx_http_perl_preconfiguration(ngx_conf_t *cf)
- {
- #if (NGX_HTTP_SSI)
- ngx_int_t rc;
- ngx_http_ssi_main_conf_t *smcf;
- smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
- rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
- &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
- if (rc != NGX_OK) {
- if (rc == NGX_BUSY) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "conflicting SSI command \"%V\"",
- &ngx_http_perl_ssi_command.name);
- }
- return NGX_ERROR;
- }
- #endif
- return NGX_OK;
- }
- static void *
- ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
- {
- ngx_http_perl_loc_conf_t *plcf;
- plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
- if (plcf == NULL) {
- return NULL;
- }
-
- return plcf;
- }
- static char *
- ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
- {
- ngx_http_perl_loc_conf_t *prev = parent;
- ngx_http_perl_loc_conf_t *conf = child;
- if (conf->sub == NULL) {
- conf->sub = prev->sub;
- conf->handler = prev->handler;
- }
- return NGX_CONF_OK;
- }
- static char *
- ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- ngx_http_perl_loc_conf_t *plcf = conf;
- ngx_str_t *value;
- ngx_http_core_loc_conf_t *clcf;
- ngx_http_perl_main_conf_t *pmcf;
- value = cf->args->elts;
- if (plcf->handler.data) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "duplicate perl handler \"%V\"", &value[1]);
- return NGX_CONF_ERROR;
- }
- pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
- if (pmcf->perl == NULL) {
- if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
- return NGX_CONF_ERROR;
- }
- }
- plcf->handler = value[1];
- {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
- ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
- if (plcf->sub == &PL_sv_undef) {
- ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
- "eval_pv(\"%V\") failed", &value[1]);
- return NGX_CONF_ERROR;
- }
- if (plcf->sub == NULL) {
- plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
- }
- }
- clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
- clcf->handler = ngx_http_perl_handler;
- return NGX_CONF_OK;
- }
- static char *
- ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- ngx_int_t index;
- ngx_str_t *value;
- ngx_http_variable_t *v;
- ngx_http_perl_variable_t *pv;
- ngx_http_perl_main_conf_t *pmcf;
- value = cf->args->elts;
- if (value[1].data[0] != '$') {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "invalid variable name \"%V\"", &value[1]);
- return NGX_CONF_ERROR;
- }
- value[1].len--;
- value[1].data++;
- v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE);
- if (v == NULL) {
- return NGX_CONF_ERROR;
- }
- pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
- if (pv == NULL) {
- return NGX_CONF_ERROR;
- }
- index = ngx_http_get_variable_index(cf, &value[1]);
- if (index == NGX_ERROR) {
- return NGX_CONF_ERROR;
- }
- pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
- if (pmcf->perl == NULL) {
- if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
- return NGX_CONF_ERROR;
- }
- }
- pv->handler = value[2];
- {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
- ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
- if (pv->sub == &PL_sv_undef) {
- ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
- "eval_pv(\"%V\") failed", &value[2]);
- return NGX_CONF_ERROR;
- }
- if (pv->sub == NULL) {
- pv->sub = newSVpvn((char *) value[2].data, value[2].len);
- }
- }
- v->get_handler = ngx_http_perl_variable;
- v->data = (uintptr_t) pv;
- return NGX_CONF_OK;
- }
- static ngx_int_t
- ngx_http_perl_init_worker(ngx_cycle_t *cycle)
- {
- ngx_http_perl_main_conf_t *pmcf;
- pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
- if (pmcf) {
- dTHXa(pmcf->perl);
- PERL_SET_CONTEXT(pmcf->perl);
-
- sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid);
- }
- return NGX_OK;
- }
- static void
- ngx_http_perl_exit(ngx_cycle_t *cycle)
- {
- #if (NGX_HAVE_PERL_MULTIPLICITY)
-
- ngx_perl_term = 1;
- #else
- if (nginx_stash) {
- ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term");
- (void) perl_destruct(perl);
- perl_free(perl);
- PERL_SYS_TERM();
- }
- #endif
- }
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