/
ctx.c
2034 lines (1904 loc) · 52.4 KB
/
ctx.c
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/* -*- c-basic-offset: 2 -*- */
/* Copyright(C) 2009 Brazil
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License version 2.1 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "groonga_in.h"
#include <string.h>
#include "token.h"
#include "ql.h"
#include "pat.h"
#include "snip.h"
#include <stdio.h>
#include <stdarg.h>
#include <time.h>
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif /* HAVE_NETINET_IN_H */
#define GRN_CTX_INITIALIZER(enc) \
{ GRN_SUCCESS, 0, enc, 0, GRN_LOG_NOTICE,\
GRN_CTX_FIN, 0, 0, 0, 0, {0}, NULL, NULL, NULL, NULL, NULL }
#define GRN_CTX_CLOSED(ctx) ((ctx)->stat == GRN_CTX_FIN)
#ifdef USE_EXACT_ALLOC_COUNT
#define GRN_ADD_ALLOC_COUNT(count) \
{ \
uint32_t alloced; \
GRN_ATOMIC_ADD_EX(&alloc_count, count, alloced); \
}
#else /* USE_EXACT_ALLOC_COUNT */
#define GRN_ADD_ALLOC_COUNT(count) \
{ \
alloc_count += count; \
}
#endif
grn_ctx grn_gctx = GRN_CTX_INITIALIZER(GRN_ENC_DEFAULT);
int grn_pagesize;
grn_critical_section grn_glock;
uint32_t grn_gtick;
#ifdef USE_UYIELD
int grn_uyield_count = 0;
#endif
/* fixme by 2038 */
grn_rc
grn_timeval_now(grn_ctx *ctx, grn_timeval *tv)
{
#ifdef WIN32
time_t t;
struct _timeb tb;
time(&t);
_ftime(&tb);
tv->tv_sec = (int32_t) t;
tv->tv_usec = tb.millitm * 1000;
return GRN_SUCCESS;
#else /* WIN32 */
struct timeval t;
if (gettimeofday(&t, NULL)) {
SERR("gettimeofday");
} else {
tv->tv_sec = (int32_t) t.tv_sec;
tv->tv_usec = t.tv_usec;
}
return ctx->rc;
#endif /* WIN32 */
}
void
grn_time_now(grn_ctx *ctx, grn_obj *obj)
{
grn_timeval tv;
grn_timeval_now(ctx, &tv);
GRN_TIME_SET(ctx, obj, GRN_TIME_PACK(tv.tv_sec, tv.tv_usec));
}
grn_rc
grn_timeval2str(grn_ctx *ctx, grn_timeval *tv, char *buf)
{
struct tm *ltm;
#ifdef WIN32
time_t tvsec = (time_t) tv->tv_sec;
ltm = localtime(&tvsec);
#else /* WIN32 */
struct tm tm;
time_t t = tv->tv_sec;
ltm = localtime_r(&t, &tm);
#endif /* WIN32 */
if (!ltm) { SERR("localtime"); }
snprintf(buf, GRN_TIMEVAL_STR_SIZE - 1, GRN_TIMEVAL_STR_FORMAT,
ltm->tm_year + 1900, ltm->tm_mon + 1, ltm->tm_mday,
ltm->tm_hour, ltm->tm_min, ltm->tm_sec, (int) tv->tv_usec);
buf[GRN_TIMEVAL_STR_SIZE - 1] = '\0';
return ctx->rc;
}
grn_rc
grn_str2timeval(const char *str, uint32_t str_len, grn_timeval *tv)
{
struct tm tm;
const char *r1, *r2, *rend = str + str_len;
uint32_t uv;
memset(&tm, 0, sizeof(struct tm));
tm.tm_year = (int)grn_atoui(str, rend, &r1) - 1900;
if ((r1 + 1) >= rend || (*r1 != '/' && *r1 != '-') ||
tm.tm_year < 0) { return GRN_INVALID_ARGUMENT; }
r1++;
tm.tm_mon = (int)grn_atoui(r1, rend, &r1) - 1;
if ((r1 + 1) >= rend || (*r1 != '/' && *r1 != '-') ||
tm.tm_mon < 0 || tm.tm_mon >= 12) { return GRN_INVALID_ARGUMENT; }
r1++;
tm.tm_mday = (int)grn_atoui(r1, rend, &r1);
if ((r1 + 1) >= rend || *r1 != ' ' ||
tm.tm_mday < 1 || tm.tm_mday > 31) { return GRN_INVALID_ARGUMENT; }
tm.tm_hour = (int)grn_atoui(++r1, rend, &r2);
if ((r2 + 1) >= rend || r1 == r2 || *r2 != ':' ||
tm.tm_hour < 0 || tm.tm_hour >= 24) {
return GRN_INVALID_ARGUMENT;
}
r1 = r2 + 1;
tm.tm_min = (int)grn_atoui(r1, rend, &r2);
if ((r2 + 1) >= rend || r1 == r2 || *r2 != ':' ||
tm.tm_min < 0 || tm.tm_min >= 60) {
return GRN_INVALID_ARGUMENT;
}
r1 = r2 + 1;
tm.tm_sec = (int)grn_atoui(r1, rend, &r2);
if (r1 == r2 ||
tm.tm_sec < 0 || tm.tm_sec > 61 /* leap 2sec */) {
return GRN_INVALID_ARGUMENT;
}
r1 = r2;
if ((tv->tv_sec = (int32_t) mktime(&tm)) == -1) { return GRN_INVALID_ARGUMENT; }
if ((r1 + 1) < rend && *r1 == '.') { r1++; }
uv = grn_atoi(r1, rend, &r2);
while (r2 < r1 + 6) {
uv *= 10;
r2++;
}
if (uv >= 1000000) { return GRN_INVALID_ARGUMENT; }
tv->tv_usec = uv;
return GRN_SUCCESS;
}
#ifdef USE_FAIL_MALLOC
int grn_fmalloc_prob = 0;
char *grn_fmalloc_func = NULL;
char *grn_fmalloc_file = NULL;
int grn_fmalloc_line = 0;
#endif /* USE_FAIL_MALLOC */
#define N_SEGMENTS 512
#define SEGMENT_SIZE (1<<22)
#define SEGMENT_MASK (SEGMENT_SIZE - 1)
#define SEGMENT_WORD (1<<31)
#define SEGMENT_VLEN (1<<30)
#define SEGMENT_LIFO (1<<29)
#ifdef USE_DYNAMIC_MALLOC_CHANGE
static void
grn_ctx_impl_init_malloc(grn_ctx *ctx)
{
# ifdef USE_FAIL_MALLOC
ctx->impl->malloc_func = grn_malloc_fail;
ctx->impl->calloc_func = grn_calloc_fail;
ctx->impl->realloc_func = grn_realloc_fail;
ctx->impl->strdup_func = grn_strdup_fail;
# else
ctx->impl->malloc_func = grn_malloc_default;
ctx->impl->calloc_func = grn_calloc_default;
ctx->impl->realloc_func = grn_realloc_default;
ctx->impl->strdup_func = grn_strdup_default;
# endif
}
#endif
static void
grn_loader_init(grn_loader *loader)
{
GRN_TEXT_INIT(&loader->values, 0);
GRN_UINT32_INIT(&loader->level, GRN_OBJ_VECTOR);
GRN_PTR_INIT(&loader->columns, GRN_OBJ_VECTOR, GRN_ID_NIL);
loader->key_offset = -1;
loader->table = NULL;
loader->last = NULL;
loader->ifexists = NULL;
loader->values_size = 0;
loader->nrecords = 0;
loader->stat = GRN_LOADER_BEGIN;
}
void
grn_ctx_loader_clear(grn_ctx *ctx)
{
grn_loader *loader = &ctx->impl->loader;
grn_obj *v = (grn_obj *)(GRN_BULK_HEAD(&loader->values));
grn_obj *ve = (grn_obj *)(GRN_BULK_CURR(&loader->values));
grn_obj **p = (grn_obj **)GRN_BULK_HEAD(&loader->columns);
uint32_t i = GRN_BULK_VSIZE(&loader->columns) / sizeof(grn_obj *);
if (ctx->impl->db) { while (i--) { grn_obj_unlink(ctx, *p++); } }
if (loader->ifexists) { grn_obj_unlink(ctx, loader->ifexists); }
while (v < ve) { GRN_OBJ_FIN(ctx, v++); }
GRN_OBJ_FIN(ctx, &loader->values);
GRN_OBJ_FIN(ctx, &loader->level);
GRN_OBJ_FIN(ctx, &loader->columns);
grn_loader_init(loader);
}
static void
grn_ctx_impl_init(grn_ctx *ctx)
{
if (!(ctx->impl = GRN_MALLOC(sizeof(struct _grn_ctx_impl)))) { return; }
if (!(ctx->impl->segs = grn_io_anon_map(ctx, &ctx->impl->mi,
sizeof(grn_io_mapinfo) * N_SEGMENTS))) {
GRN_FREE(ctx->impl);
ctx->impl = NULL;
return;
}
#ifdef USE_DYNAMIC_MALLOC_CHANGE
grn_ctx_impl_init_malloc(ctx);
#endif
if (!(ctx->impl->values = grn_array_create(ctx, NULL, sizeof(grn_tmp_db_obj),
GRN_ARRAY_TINY))) {
grn_io_anon_unmap(ctx, &ctx->impl->mi, sizeof(grn_io_mapinfo) * N_SEGMENTS);
GRN_FREE(ctx->impl);
ctx->impl = NULL;
return;
}
ctx->impl->encoding = ctx->encoding;
ctx->impl->lifoseg = -1;
ctx->impl->currseg = -1;
ctx->impl->db = NULL;
ctx->impl->expr_vars = grn_hash_create(ctx, NULL, sizeof(grn_id), sizeof(grn_expr_vars), 0);
ctx->impl->stack_curr = 0;
ctx->impl->qe_next = NULL;
ctx->impl->parser = NULL;
ctx->impl->phs = NIL;
ctx->impl->code = NIL;
ctx->impl->dump = NIL;
ctx->impl->op = GRN_OP_T0LVL;
ctx->impl->args = NIL;
ctx->impl->envir = NIL;
ctx->impl->value = NIL;
ctx->impl->ncells = 0;
ctx->impl->n_entries = 0;
ctx->impl->seqno = 0;
ctx->impl->lseqno = 0;
ctx->impl->nbinds = 0;
ctx->impl->nunbinds = 0;
ctx->impl->feed_mode = grn_ql_atonce;
ctx->impl->cur = NULL;
ctx->impl->str_end = NULL;
ctx->impl->batchmode = 0;
ctx->impl->gc_verbose = 0;
ctx->impl->inbuf = NULL;
ctx->impl->co.mode = 0;
ctx->impl->co.func = NULL;
ctx->impl->objects = NULL;
ctx->impl->symbols = NULL;
ctx->impl->com = NULL;
ctx->impl->outbuf = grn_obj_open(ctx, GRN_BULK, 0, 0);
ctx->impl->output = NULL /* grn_ctx_concat_func */;
ctx->impl->data.ptr = NULL;
ctx->impl->tv.tv_sec = 0;
ctx->impl->tv.tv_usec = 0;
GRN_TEXT_INIT(&ctx->impl->subbuf, 0);
ctx->impl->edge = NULL;
grn_loader_init(&ctx->impl->loader);
}
void
grn_ctx_set_next_expr(grn_ctx *ctx, grn_obj *expr)
{
ctx->impl->qe_next = expr;
}
void
grn_ctx_impl_err(grn_ctx *ctx)
{
if (ctx->impl) {
ctx->impl->cur = ctx->impl->str_end;
ctx->impl->op = GRN_OP_ERR0;
}
}
static void
grn_ctx_ql_init(grn_ctx *ctx, int flags)
{
if (!ctx->impl) {
grn_ctx_impl_init(ctx);
if (ERRP(ctx, GRN_ERROR)) { return; }
}
if (flags & GRN_CTX_BATCH_MODE) { ctx->impl->batchmode = 1; }
if ((ctx->impl->objects = grn_array_create(ctx, NULL, sizeof(grn_cell),
GRN_ARRAY_TINY))) {
if ((ctx->impl->symbols = grn_hash_create(ctx, NULL, GRN_TABLE_MAX_KEY_SIZE,
sizeof(grn_cell),
GRN_OBJ_KEY_VAR_SIZE|GRN_HASH_TINY))) {
if (!ERRP(ctx, GRN_ERROR)) {
grn_ql_init_globals(ctx);
if (!ERRP(ctx, GRN_ERROR)) {
return;
}
}
grn_hash_close(ctx, ctx->impl->symbols);
ctx->impl->symbols = NULL;
} else {
MERR("ctx->impl->symbols init failed");
}
grn_array_close(ctx, ctx->impl->objects);
ctx->impl->objects = NULL;
} else {
MERR("ctx->impl->objects init failed");
}
}
grn_rc
grn_ctx_init(grn_ctx *ctx, int flags)
{
if (!ctx) { return GRN_INVALID_ARGUMENT; }
// if (ctx->stat != GRN_CTX_FIN) { return GRN_INVALID_ARGUMENT; }
ERRCLR(ctx);
ctx->flags = flags;
ctx->stat = GRN_QL_WAIT_EXPR;
ctx->encoding = grn_gctx.encoding;
ctx->seqno = 0;
ctx->seqno2 = 0;
ctx->subno = 0;
ctx->impl = NULL;
if (flags & GRN_CTX_USE_QL) {
grn_ctx_ql_init(ctx, flags);
if (ERRP(ctx, GRN_ERROR)) { return ctx->rc; }
}
ctx->user_data.ptr = NULL;
CRITICAL_SECTION_ENTER(grn_glock);
ctx->next = grn_gctx.next;
ctx->prev = &grn_gctx;
grn_gctx.next->prev = ctx;
grn_gctx.next = ctx;
CRITICAL_SECTION_LEAVE(grn_glock);
return ctx->rc;
}
grn_ctx *
grn_ctx_open(int flags)
{
grn_ctx *ctx = GRN_GMALLOCN(grn_ctx, 1);
if (ctx) {
grn_ctx_init(ctx, flags|GRN_CTX_ALLOCATED);
if (ERRP(ctx, GRN_ERROR)) {
grn_ctx_fin(ctx);
GRN_GFREE(ctx);
ctx = NULL;
}
}
return ctx;
}
grn_rc
grn_ctx_fin(grn_ctx *ctx)
{
grn_rc rc = GRN_SUCCESS;
if (!ctx) { return GRN_INVALID_ARGUMENT; }
if (ctx->stat == GRN_CTX_FIN) { return GRN_INVALID_ARGUMENT; }
if (!(ctx->flags & GRN_CTX_ALLOCATED)) {
CRITICAL_SECTION_ENTER(grn_glock);
ctx->next->prev = ctx->prev;
ctx->prev->next = ctx->next;
CRITICAL_SECTION_LEAVE(grn_glock);
}
if (ctx->impl) {
grn_ctx_loader_clear(ctx);
if (ctx->impl->objects) {
grn_cell *o;
GRN_ARRAY_EACH(ctx, ctx->impl->objects, 0, 0, id, &o, {
grn_cell_clear(ctx, o);
});
grn_array_close(ctx, ctx->impl->objects);
}
if (ctx->impl->parser) {
grn_expr_parser_close(ctx);
}
if (ctx->impl->values) {
grn_tmp_db_obj *o;
GRN_ARRAY_EACH(ctx, ctx->impl->values, 0, 0, id, &o, {
grn_obj_close(ctx, (grn_obj *)o->obj);
});
grn_array_close(ctx, ctx->impl->values);
}
if (ctx->impl->symbols) {
grn_hash_close(ctx, ctx->impl->symbols);
}
if (ctx->impl->com) {
if (ctx->stat != GRN_CTX_QUIT) {
int flags;
char *str;
unsigned int str_len;
grn_ctx_send(ctx, "quit", 4, GRN_CTX_HEAD);
grn_ctx_recv(ctx, &str, &str_len, &flags);
}
grn_ctx_send(ctx, "ACK", 3, GRN_CTX_HEAD);
rc = grn_com_close(ctx, ctx->impl->com);
}
rc = grn_obj_close(ctx, ctx->impl->outbuf);
rc = grn_bulk_fin(ctx, &ctx->impl->subbuf);
{
int i;
grn_io_mapinfo *mi;
for (i = 0, mi = ctx->impl->segs; i < N_SEGMENTS; i++, mi++) {
if (mi->map) {
if (mi->count & SEGMENT_VLEN) {
grn_io_anon_unmap(ctx, mi, mi->nref * grn_pagesize);
} else {
grn_io_anon_unmap(ctx, mi, SEGMENT_SIZE);
}
}
}
}
grn_io_anon_unmap(ctx, &ctx->impl->mi, sizeof(grn_io_mapinfo) * N_SEGMENTS);
{
uint32_t i;
grn_expr_var *v;
grn_expr_vars *vp;
GRN_HASH_EACH(ctx, ctx->impl->expr_vars, id, NULL, NULL, &vp, {
for (v = vp->vars, i = vp->nvars; i; v++, i--) {
GRN_OBJ_FIN(ctx, &v->value);
}
GRN_FREE(vp->vars);
});
}
grn_hash_close(ctx, ctx->impl->expr_vars);
GRN_FREE(ctx->impl);
}
ctx->stat = GRN_CTX_FIN;
return rc;
}
grn_timeval grn_starttime;
const char *grn_log_path = GROONGA_LOG_PATH;
const char *grn_qlog_path = NULL;
static FILE *default_logger_fp = NULL;
static FILE *default_logger_qlog_fp = NULL;
static grn_critical_section grn_logger_lock;
static void
default_logger_func(int level, const char *time, const char *title,
const char *msg, const char *location, void *func_arg)
{
const char slev[] = " EACewnid-";
if (level > GRN_LOG_NONE) {
if (grn_log_path) {
CRITICAL_SECTION_ENTER(grn_logger_lock);
if (!default_logger_fp) {
default_logger_fp = fopen(grn_log_path, "a");
}
if (default_logger_fp) {
if (location && *location) {
fprintf(default_logger_fp, "%s|%c|%s %s %s\n",
time, *(slev + level), title, msg, location);
} else {
fprintf(default_logger_fp, "%s|%c|%s %s\n", time, *(slev + level), title, msg);
}
fflush(default_logger_fp);
}
CRITICAL_SECTION_LEAVE(grn_logger_lock);
}
} else {
if (grn_qlog_path) {
CRITICAL_SECTION_ENTER(grn_logger_lock);
if (!default_logger_qlog_fp) {
default_logger_qlog_fp = fopen(grn_qlog_path, "a");
}
if (default_logger_qlog_fp) {
fprintf(default_logger_qlog_fp, "%s|%s\n", time, msg);
fflush(default_logger_qlog_fp);
}
CRITICAL_SECTION_LEAVE(grn_logger_lock);
}
}
}
static grn_logger_info default_logger = {
GRN_LOG_DEFAULT_LEVEL,
GRN_LOG_TIME|GRN_LOG_MESSAGE,
default_logger_func
};
static const grn_logger_info *grn_logger = &default_logger;
void
grn_log_reopen(grn_ctx *ctx)
{
if (grn_logger != &default_logger) {
ERR(GRN_FUNCTION_NOT_IMPLEMENTED,
"grn_log_reopen() is not implemented with a custom grn_logger.");
return;
}
if (grn_log_path) {
GRN_LOG(ctx, GRN_LOG_NOTICE, "log will be closed.");
CRITICAL_SECTION_ENTER(grn_logger_lock);
if (default_logger_fp) {
fclose(default_logger_fp);
default_logger_fp = NULL;
}
CRITICAL_SECTION_LEAVE(grn_logger_lock);
GRN_LOG(ctx, GRN_LOG_NOTICE, "log opened.");
}
if (grn_qlog_path) {
GRN_LOG(ctx, GRN_LOG_NONE, "query log will be closed.");
CRITICAL_SECTION_ENTER(grn_logger_lock);
if (default_logger_qlog_fp) {
fclose(default_logger_qlog_fp);
default_logger_qlog_fp = NULL;
}
CRITICAL_SECTION_LEAVE(grn_logger_lock);
GRN_LOG(ctx, GRN_LOG_NONE, "query log opened.");
}
}
static grn_obj grn_true_, grn_false_, grn_null_;
grn_obj *grn_true, *grn_false, *grn_null;
grn_rc
grn_init(void)
{
grn_rc rc;
grn_ctx *ctx = &grn_gctx;
grn_logger = &default_logger;
CRITICAL_SECTION_INIT(grn_glock);
CRITICAL_SECTION_INIT(grn_logger_lock);
grn_gtick = 0;
grn_ql_init_const();
ctx->next = ctx;
ctx->prev = ctx;
grn_ctx_init(ctx, 0);
ctx->encoding = grn_strtoenc(GROONGA_DEFAULT_ENCODING);
grn_true = &grn_true_;
grn_false = &grn_false_;
grn_null = &grn_null_;
GRN_VOID_INIT(grn_true);
GRN_VOID_INIT(grn_false);
GRN_VOID_INIT(grn_null);
grn_timeval_now(ctx, &grn_starttime);
#ifdef WIN32
{
SYSTEM_INFO si;
GetSystemInfo(&si);
grn_pagesize = si.dwAllocationGranularity;
}
#else /* WIN32 */
if ((grn_pagesize = sysconf(_SC_PAGESIZE)) == -1) {
SERR("_SC_PAGESIZE");
return ctx->rc;
}
#endif /* WIN32 */
if (grn_pagesize & (grn_pagesize - 1)) {
GRN_LOG(ctx, GRN_LOG_CRIT, "pagesize=%x", grn_pagesize);
}
// expand_stack();
#ifdef USE_AIO
if (getenv("GRN_DEBUG_PRINT")) {
grn_debug_print = atoi(getenv("GRN_DEBUG_PRINT"));
} else {
grn_debug_print = 0;
}
if (getenv("GRN_AIO_ENABLED")) {
grn_aio_enabled = atoi(getenv("GRN_AIO_ENABLED"));
} else {
grn_aio_enabled = 0;
}
if (grn_aio_enabled) {
GRN_LOG(ctx, GRN_LOG_NOTICE, "AIO and DIO enabled");
grn_cache_open();
}
#endif /* USE_AIO */
#ifdef USE_FAIL_MALLOC
if (getenv("GRN_FMALLOC_PROB")) {
grn_fmalloc_prob = strtod(getenv("GRN_FMALLOC_PROB"), 0) * RAND_MAX;
if (getenv("GRN_FMALLOC_SEED")) {
srand((unsigned int)atoi(getenv("GRN_FMALLOC_SEED")));
} else {
srand((unsigned int)time(NULL));
}
}
if (getenv("GRN_FMALLOC_FUNC")) {
grn_fmalloc_func = getenv("GRN_FMALLOC_FUNC");
}
if (getenv("GRN_FMALLOC_FILE")) {
grn_fmalloc_file = getenv("GRN_FMALLOC_FILE");
}
if (getenv("GRN_FMALLOC_LINE")) {
grn_fmalloc_line = atoi(getenv("GRN_FMALLOC_LINE"));
}
#endif /* USE_FAIL_MALLOC */
if ((rc = grn_token_init())) {
GRN_LOG(ctx, GRN_LOG_ALERT, "grn_token_init failed (%d)", rc);
return rc;
}
if ((rc = grn_com_init())) {
GRN_LOG(ctx, GRN_LOG_ALERT, "grn_com_init failed (%d)", rc);
return rc;
}
grn_ctx_ql_init(ctx, 0);
if ((rc = ctx->rc)) {
GRN_LOG(ctx, GRN_LOG_ALERT, "gctx initialize failed (%d)", rc);
return rc;
}
if ((rc = grn_io_init())) {
GRN_LOG(ctx, GRN_LOG_ALERT, "io initialize failed (%d)", rc);
return rc;
}
/*
if ((rc = grn_index_init())) {
GRN_LOG(ctx, GRN_LOG_ALERT, "index initialize failed (%d)", rc);
return rc;
}
*/
grn_cache_init();
GRN_LOG(ctx, GRN_LOG_NOTICE, "grn_init");
return rc;
}
grn_encoding
grn_get_default_encoding(void)
{
return grn_gctx.encoding;
}
grn_rc
grn_set_default_encoding(grn_encoding encoding)
{
switch (encoding) {
case GRN_ENC_DEFAULT :
grn_gctx.encoding = grn_strtoenc(GROONGA_DEFAULT_ENCODING);
return GRN_SUCCESS;
case GRN_ENC_NONE :
case GRN_ENC_EUC_JP :
case GRN_ENC_UTF8 :
case GRN_ENC_SJIS :
case GRN_ENC_LATIN1 :
case GRN_ENC_KOI8R :
grn_gctx.encoding = encoding;
return GRN_SUCCESS;
default :
return GRN_INVALID_ARGUMENT;
}
}
static int alloc_count = 0;
grn_rc
grn_fin(void)
{
grn_ctx *ctx, *ctx_;
if (grn_gctx.stat == GRN_CTX_FIN) { return GRN_INVALID_ARGUMENT; }
for (ctx = grn_gctx.next; ctx != &grn_gctx; ctx = ctx_) {
ctx_ = ctx->next;
if (ctx->stat != GRN_CTX_FIN) { grn_ctx_fin(ctx); }
if (ctx->flags & GRN_CTX_ALLOCATED) {
ctx->next->prev = ctx->prev;
ctx->prev->next = ctx->next;
GRN_GFREE(ctx);
}
}
grn_cache_fin();
grn_io_fin();
grn_ctx_fin(ctx);
grn_token_fin();
grn_com_fin();
GRN_LOG(ctx, GRN_LOG_NOTICE, "grn_fin (%d)", alloc_count);
grn_logger_fin();
CRITICAL_SECTION_FIN(grn_logger_lock);
CRITICAL_SECTION_FIN(grn_glock);
return GRN_SUCCESS;
}
grn_rc
grn_ctx_connect(grn_ctx *ctx, const char *host, int port, int flags)
{
GRN_API_ENTER;
if (!ctx->impl) { grn_ctx_impl_init(ctx); }
if (!ctx->impl) { goto exit; }
{
grn_com *com = grn_com_copen(ctx, NULL, host, port);
if (com) {
ctx->impl->com = com;
return GRN_SUCCESS;
}
}
exit :
GRN_API_RETURN(ctx->rc);
}
grn_rc
grn_ctx_close(grn_ctx *ctx)
{
grn_rc rc = grn_ctx_fin(ctx);
GRN_GFREE(ctx);
return rc;
}
grn_content_type
grn_get_ctype(grn_obj *var)
{
grn_content_type ct = GRN_CONTENT_JSON;
if (var->header.domain == GRN_DB_INT32) {
ct = GRN_INT32_VALUE(var);
} else if (GRN_TEXT_LEN(var)) {
switch (*(GRN_TEXT_VALUE(var))) {
case 't' :
case 'T' :
ct = GRN_CONTENT_TSV;
break;
case 'j' :
case 'J' :
ct = GRN_CONTENT_JSON;
break;
case 'x' :
case 'X' :
ct = GRN_CONTENT_XML;
break;
}
}
return ct;
}
static const char *
get_content_type(grn_ctx *ctx, const char *p, const char *pe,
grn_content_type *ct)
{
const char *pd = NULL;
for (; p < pe && *p != '?'; p++) {
if (*p == '.') {
pd = p;
}
}
if (pd && pd < p) {
switch (*++pd) {
case 'j' :
if (!memcmp(pd, "js", 2)) {
if (pd + 2 == p) {
*ct = GRN_CONTENT_NONE;
} else if (pd + 4 == p && !memcmp(pd + 2, "on", 2)) {
*ct = GRN_CONTENT_JSON;
}
} else if (pd + 3 == p && !memcmp(pd, "jpg", 3)) {
*ct = GRN_CONTENT_NONE;
}
break;
case 'x':
if (pd + 3 == p && !memcmp(pd, "xml", 3)) {
*ct = GRN_CONTENT_XML;
}
break;
}
return pd - 1;
} else {
*ct = GRN_CONTENT_JSON;
return pe;
}
}
#define OUTPUT_TYPE "output_type"
#define OUTPUT_TYPE_LEN (sizeof(OUTPUT_TYPE) - 1)
grn_obj *
grn_ctx_qe_exec_uri(grn_ctx *ctx, const char *path, uint32_t path_len)
{
const char *p, *e;
grn_obj *expr, *val = NULL;
if (ctx->impl->qe_next) {
expr = ctx->impl->qe_next;
ctx->impl->qe_next = NULL;
if ((val = grn_expr_get_var_by_offset(ctx, expr, 0))) {
grn_obj_reinit(ctx, val, GRN_DB_TEXT, 0);
GRN_TEXT_PUT(ctx, val, path, path_len);
}
grn_ctx_push(ctx, ctx->impl->outbuf);
grn_expr_exec(ctx, expr, 1);
val = grn_ctx_pop(ctx);
grn_expr_clear_vars(ctx, expr);
} else {
grn_obj key;
const char *g, *pe;
grn_content_type ot;
grn_timeval_now(ctx, &ctx->impl->tv);
GRN_LOG(ctx, GRN_LOG_NONE, "%08x|>%.*s", (intptr_t)ctx, path_len, path);
GRN_TEXT_INIT(&key, 0);
p = path;
e = p + path_len;
g = grn_text_urldec(ctx, &key, p, e, '?');
pe = get_content_type(ctx, GRN_TEXT_VALUE(&key), GRN_BULK_CURR(&key), &ot);
if ((GRN_TEXT_LEN(&key) >= 2 &&
GRN_TEXT_VALUE(&key)[0] == 'd' && GRN_TEXT_VALUE(&key)[1] == '/') &&
(expr = grn_ctx_get(ctx, GRN_TEXT_VALUE(&key) + 2, pe - GRN_TEXT_VALUE(&key) - 2))) {
while (g < e) {
GRN_BULK_REWIND(&key);
g = grn_text_cgidec(ctx, &key, g, e, '=');
if (!(val = grn_expr_get_var(ctx, expr, GRN_TEXT_VALUE(&key), GRN_TEXT_LEN(&key)))) {
val = &key;
}
grn_obj_reinit(ctx, val, GRN_DB_TEXT, 0);
g = grn_text_cgidec(ctx, val, g, e, '&');
}
if ((val = grn_expr_get_var(ctx, expr, OUTPUT_TYPE, OUTPUT_TYPE_LEN))) {
grn_obj_reinit(ctx, val, GRN_DB_INT32, 0);
GRN_INT32_SET(ctx, val, (int32_t)ot);
}
grn_ctx_push(ctx, ctx->impl->outbuf);
grn_expr_exec(ctx, expr, 1);
val = grn_ctx_pop(ctx);
grn_expr_clear_vars(ctx, expr);
}
GRN_OBJ_FIN(ctx, &key);
}
return val;
}
grn_obj *
grn_ctx_qe_exec(grn_ctx *ctx, const char *str, uint32_t str_len)
{
grn_obj *expr = NULL, *val = NULL;
if (ctx->impl->qe_next) {
expr = ctx->impl->qe_next;
ctx->impl->qe_next = NULL;
if ((val = grn_expr_get_var_by_offset(ctx, expr, 0))) {
grn_obj_reinit(ctx, val, GRN_DB_TEXT, 0);
GRN_TEXT_PUT(ctx, val, str, str_len);
}
} else {
grn_obj buf;
char tok_type;
int offset = 0;
const char *v, *p = str, *e = str + str_len;
grn_timeval_now(ctx, &ctx->impl->tv);
GRN_LOG(ctx, GRN_LOG_NONE, "%08x|>%.*s", (intptr_t)ctx, str_len, str);
GRN_TEXT_INIT(&buf, 0);
p = grn_text_unesc_tok(ctx, &buf, p, e, &tok_type);
if ((expr = grn_ctx_get(ctx, GRN_TEXT_VALUE(&buf), GRN_TEXT_LEN(&buf)))) {
while (p < e) {
GRN_BULK_REWIND(&buf);
p = grn_text_unesc_tok(ctx, &buf, p, e, &tok_type);
switch (tok_type) {
case GRN_TOK_VOID :
p = e;
break;
case GRN_TOK_SYMBOL :
v = GRN_TEXT_VALUE(&buf);
if (GRN_TEXT_LEN(&buf) > 2 && v[0] == '-' && v[1] == '-') {
if ((val = grn_expr_get_var(ctx, expr, v + 2, GRN_TEXT_LEN(&buf) - 2))) {
grn_obj_reinit(ctx, val, GRN_DB_TEXT, 0);
p = grn_text_unesc_tok(ctx, val, p, e, &tok_type);
} else {
p = e;
}
break;
}
// fallthru
case GRN_TOK_STRING :
case GRN_TOK_QUOTE :
if ((val = grn_expr_get_var_by_offset(ctx, expr, offset++))) {
grn_obj_reinit(ctx, val, GRN_DB_TEXT, 0);
GRN_TEXT_PUT(ctx, val, GRN_TEXT_VALUE(&buf), GRN_TEXT_LEN(&buf));
} else {
p = e;
}
break;
}
}
}
GRN_OBJ_FIN(ctx, &buf);
}
if (expr) {
if ((val = grn_expr_get_var(ctx, expr, OUTPUT_TYPE, OUTPUT_TYPE_LEN))) {
grn_content_type ot = grn_get_ctype(val);
grn_obj_reinit(ctx, val, GRN_DB_INT32, 0);
GRN_INT32_SET(ctx, val, (int32_t)ot);
}
grn_ctx_push(ctx, ctx->impl->outbuf);
grn_expr_exec(ctx, expr, 1);
val = grn_ctx_pop(ctx);
grn_expr_clear_vars(ctx, expr);
}
return val;
}
grn_rc
grn_ctx_sendv(grn_ctx *ctx, int argc, char **argv, int flags)
{
grn_obj buf;
GRN_TEXT_INIT(&buf, 0);
while (argc--) {
// todo : encode into json like syntax
GRN_TEXT_PUTS(ctx, &buf, *argv);
argv++;
if (argc) { GRN_TEXT_PUTC(ctx, &buf, ' '); }
}
grn_ctx_send(ctx, GRN_TEXT_VALUE(&buf), GRN_TEXT_LEN(&buf), flags);
GRN_OBJ_FIN(ctx, &buf);
return ctx->rc;
}
unsigned int
grn_ctx_send(grn_ctx *ctx, char *str, unsigned int str_len, int flags)
{
if (!ctx) { return 0; }
GRN_API_ENTER;
if (ctx->impl) {
if (ctx->impl->com) {
grn_rc rc;
grn_com_header sheader;
if ((flags & GRN_CTX_MORE)) { flags |= GRN_CTX_QUIET; }
if (ctx->stat == GRN_CTX_QUIT) { flags |= GRN_CTX_QUIT; }
sheader.proto = GRN_COM_PROTO_GQTP;
sheader.qtype = 0;
sheader.keylen = 0;
sheader.level = 0;
sheader.flags = flags;
sheader.status = 0;
sheader.opaque = 0;
sheader.cas = 0;
if ((rc = grn_com_send(ctx, ctx->impl->com, &sheader, (char *)str, str_len, 0))) {
ERR(rc, "grn_com_send failed");
}
goto exit;
} else {
/*
GRN_BULK_REWIND(ctx->impl->outbuf);
GRN_BULK_REWIND(&ctx->impl->subbuf);
ctx->impl->bufcur = 0;
*/
if (str_len && *str == '/') {
grn_ctx_qe_exec_uri(ctx, str + 1, str_len - 1);
} else {
grn_ctx_qe_exec(ctx, str, str_len);
}
{
uint64_t et;
grn_timeval tv;
grn_timeval_now(ctx, &tv);
et = (tv.tv_sec - ctx->impl->tv.tv_sec) * GRN_TIME_USEC_PER_SEC
+ (tv.tv_usec - ctx->impl->tv.tv_usec);
GRN_LOG(ctx, GRN_LOG_NONE, "%08x|<%012zu rc=%d", (intptr_t)ctx, et, ctx->rc);
}
if (ctx->stat == GRN_CTX_QUITTING) { ctx->stat = GRN_CTX_QUIT; }
if (!ERRP(ctx, GRN_CRIT)) {
if (!(flags & GRN_CTX_QUIET) && ctx->impl->output) {
ctx->impl->output(ctx, 0, ctx->impl->data.ptr);
}
}
goto exit;
}
}
ERR(GRN_INVALID_ARGUMENT, "invalid ctx assigned");
exit :
GRN_API_RETURN(0);
}
unsigned
grn_ctx_recv(grn_ctx *ctx, char **str, unsigned int *str_len, int *flags)
{
if (!ctx) { return GRN_INVALID_ARGUMENT; }
if (ctx->stat == GRN_CTX_QUIT) {
*str = NULL;
*str_len = 0;
*flags = GRN_CTX_QUIT;
return 0;
}
GRN_API_ENTER;
if (ctx->impl) {
if (ctx->impl->com) {
grn_com_header header;
if (grn_com_recv(ctx, ctx->impl->com, &header, ctx->impl->outbuf)) {
*str = NULL;