{"id":1842,"date":"2014-12-16T17:36:14","date_gmt":"2014-12-16T17:36:13","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=1842"},"modified":"2014-12-16T17:36:14","modified_gmt":"2014-12-16T17:36:13","slug":"writing-your-own-storage-engine-memcached","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/ko\/writing-your-own-storage-engine-memcached\/","title":{"rendered":"\uba64\uce90\uc2dc\ub4dc\uc6a9 \uc2a4\ud1a0\ub9ac\uc9c0 \uc5d4\uc9c4 \uc9c1\uc811 \uc791\uc131\ud558\uae30"},"content":{"rendered":"
\n

\ud480\ud0c0\uc784\uc73c\ub85c \uc77c\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uba64\ubca0\uc774\uc2a4<\/font><\/u><\/a>\ub97c \uc0ac\uc6a9\ud558\ub294 \"\uc5d4\uc9c4 \uc778\ud130\ud398\uc774\uc2a4<\/font><\/u><\/a>\"\uc5d0 \ucd94\uac00\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uba64\uce90\uc2dc\ub4dc<\/font><\/u><\/a>. API\ub97c \uc124\uacc4\ud558\uace0 \ubb38\uc11c\ub97c \uc791\uc131\ud55c \uc0ac\ub78c\uc73c\ub85c\uc11c, \uc800\ub294 \ub204\uad6c\ub97c \ubaa8\uc695\ud558\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \ub354 \ub9ce\uc740(\uadf8\ub9ac\uace0 \ub354 \ub098\uc740) \ubb38\uc11c\uac00 \ud544\uc694\ud558\ub2e4\uace0 \ub9d0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ube14\ub85c\uadf8 \uae00\uc740 \ub098\ub9cc\uc758 \uc2a4\ud1a0\ub9ac\uc9c0 \uc5d4\uc9c4\uc744 \uc791\uc131\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud55c \ubbf8\ub2c8 \ud29c\ud1a0\ub9ac\uc5bc\uc758 \uccab \ubc88\uc9f8 \uae00\uc785\ub2c8\ub2e4. \uc11c\ubc84\uc758 \ud30c\uc77c\uc5d0 \ubaa8\ub4e0 \ud0a4\ub97c \uc800\uc7a5\ud558\ub294 \uc5d4\uc9c4\uc744 \uad6c\ucd95\ud558\ub294 \ub3d9\uc548 \uc5d4\uc9c4 \uc778\ud130\ud398\uc774\uc2a4\uc758 \ubaa8\ub4e0 \uce21\uba74\uc744 \ub2e4\ub8e8\ub824\uace0 \ub178\ub825\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\uc774 \ud56d\ubaa9\uc5d0\uc11c\ub294 \uac1c\ubc1c \ud658\uacbd\uc744 \uc124\uc815\ud558\ub294 \uae30\ubcf8 \ub2e8\uacc4\uc640 \uc5d4\uc9c4\uc758 \uc218\uba85 \uc8fc\uae30\uc5d0 \ub300\ud574 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n

\uac1c\ubc1c \ud658\uacbd \uc124\uc815<\/h3>\n

\uac00\uc7a5 \uc27d\uac8c '\uc2e4\ud589'\ud558\ub294 \ubc29\ubc95\uc740 \uc5d4\uc9c4 \uc778\ud130\ud398\uc774\uc2a4\uc758 \uac1c\ubc1c \ube0c\ub79c\uce58\ub97c \uc124\uce58\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c \uba85\ub839\uc744 \uc2e4\ud589\ud558\uae30\ub9cc \ud558\uba74 \ub429\ub2c8\ub2e4:<\/p>\n

\n
$ git \ubcf5\uc81c git:\/\/github.com\/trondn\/memcached.git
\n$ CD \uba64\uce90\uc2dc\ub4dc
\n$ git -b \uc5d4\uc9c4 \uc624\ub9ac\uc9c4\/\uc5d4\uc9c4
\n$ .\/config\/autorun.sh
\n$ .\/configure -prefix=\/opt\/memcached
\n$ \ubaa8\ub450 \uc124\uce58
\n\u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\ub2e4\uc74c \uba85\ub839\uc744 \uc2e4\ud589\ud558\uc5ec \uc11c\ubc84\uac00 \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4:<\/p>\n

\n
$ \/opt\/memcached\/bin\/memcached -E default_engine.so &
\n$ \uc5d0\ucf54 \ubc84\uc804 | nc localhost 11211
\n\ubc84\uc804 1.3.3_433_g82fb476 &lg;- \ub2e4\ub978 \ucd9c\ub825 \ubb38\uc790\uc5f4\uc774 \ub098\ud0c0\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4....
\n$ fg
\n$ ctrl-C<\/div>\n<\/div>\n

\ud30c\uc77c \uc2dc\uc2a4\ud15c \uc5d4\uc9c4 \ub9cc\ub4e4\uae30<\/h3>\n

\uc790\ub3d9 \uc124\uc815\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc5d4\uc9c4\uc744 \ube4c\ub4dc\ud558\uace0 \uc2f6\uc744 \uc218\ub3c4 \uc788\uc9c0\ub9cc \uc790\ub3d9 \uc124\uc815\uc744 \uc124\uc815\ud558\ub294 \uac83\uc740 \uc774 \ud29c\ud1a0\ub9ac\uc5bc\uc758 \ubc94\uc704\ub97c \ubc97\uc5b4\ub0a9\ub2c8\ub2e4. \uadf8\ub0e5 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud558\uaca0\uc2b5\ub2c8\ub2e4. \uba54\uc774\ud06c\ud30c\uc77c<\/font><\/code> \ub300\uc2e0<\/p>\n

\n
ROOT=\/opt\/memcached
\nINCLUDE=-I${ROOT}\/include<\/p>\n

#CC = gcc
\n#CFLAGS=-std=gnu99 -g -DNDEBUG -fno-strict-aliasing -Wall
\n# -\uc9c0\uc815\ub41c \ud504\ub85c\ud1a0\ud0c0\uc785 -\uc9c0\uc815\ub418\uc9c0 \uc54a\uc740 \ud504\ub85c\ud1a0\ud0c0\uc785 -\uc9c0\uc815\ub418\uc9c0 \uc54a\uc740 \uc120\uc5b8
\n# -Wredundant-decls
\n# ${INCLUDE} -dhave_config_h
\n#LDFLAGS=\uacf5\uc720<\/p>\n

CC=cc
\nCFLAGS=-I${ROOT}\/include -m64 -xldscope=hidden -mt -g
\n\u00a0 \u00a0 \u00a0 -errfmt=error -errwarn -errshort=tags -KPIC
\nLDFLAGS=-G -z defs -m64 -mt<\/p>\n

\ubaa8\ub450: .libs\/fs_engine.so<\/p>\n

\uc124\uce58: \ubaa8\ub450
\n\u00a0${CP} .libs\/fs_engine.so ${ROOT}\/lib<\/p>\n

SRC = fs_engine.c
\nOBJS = ${SRC:%.c=.libs\/%.o}<\/p>\n

.libs\/fs_engine.so: .libs $(OBJS)
\n\u00a0${LINK.c} -o $@ ${OBJS}<\/p>\n

.libs:; -@mkdir $@<\/p>\n

.libs\/%.o: %.c
\n\u00a0${COMPILE.c} $< -o $@ clean: $(RM) .libs\/fs_engine.so $(OBJS) \u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\uc800\ub294 Solaris\uc5d0\uc11c \ub300\ubd80\ubd84\uc758 \uac1c\ubc1c\uc744 Sun Studio \ucef4\ud30c\uc77c\ub7ec\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud558\uace0 \uc788\uc9c0\ub9cc, gcc\ub97c \uc0ac\uc6a9\ud558\uc2dc\ub294 \ubd84\ub4e4\uc744 \uc704\ud574 gcc\uc5d0 \ub300\ud55c \uc124\uc815 \uc139\uc158\uc744 \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc5d0 \ub300\ud55c \uc904\uc744 \uc8fc\uc11d \ucc98\ub9ac\ud558\uae30\ub9cc \ud558\uba74 \ub429\ub2c8\ub2e4. CC<\/font><\/code>, CFLAGS<\/font><\/code> \uadf8\ub9ac\uace0 LDFLAGS<\/font><\/code> \ub97c \ud074\ub9ad\ud558\uace0 #<\/font><\/code> \ub97c \ud074\ub9ad\ud558\uc138\uc694.<\/p>\n

\uba64\uce90\uc2dc\uac00 \uc2a4\ud1a0\ub9ac\uc9c0 \uc5d4\uc9c4\uc744 \ud65c\uc6a9\ud558\ub824\uba74 \uba3c\uc800 \ubaa8\ub4c8\uc744 \ub85c\ub4dc\ud55c \ub2e4\uc74c \uc5d4\uc9c4 \uc778\uc2a4\ud134\uc2a4\ub97c \uc0dd\uc131\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub54c -E<\/font><\/code> \uc635\uc158\uc744 \ucd94\uac00\ud558\uc5ec memcached\uac00 \ub85c\ub4dc\ud560 \ubaa8\ub4c8\uc758 \uc774\ub984\uc744 \uc9c0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\ub4c8\uc774 \ub85c\ub4dc\ub418\uba74 memcached\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\ub984\uc758 \uc2ec\ubcfc\uc744 \ucc3e\uc2b5\ub2c8\ub2e4. create_instance<\/font><\/code> \ub97c \uc0ac\uc6a9\ud558\uc5ec \uba64\uce90\uc2dc\uac00 \uc5d4\uc9c4\uacfc \ud1b5\uc2e0\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ud578\ub4e4\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\uac83\uc774 \uc6b0\ub9ac\uac00 \ub9cc\ub4e4\uc5b4\uc57c \ud560 \uccab \ubc88\uc9f8 \ud568\uc218\uc774\uba70, \ub2e4\uc74c\uacfc \uac19\uc740 \uc11c\uba85\uc744 \uac00\uc838\uc57c \ud569\ub2c8\ub2e4:<\/p>\n

\n
\uba64\uce90\uc2dc\ub4dc_\uacf5\uac1c_API
\nENGINE_ERROR_CODE create_instance(uint64_t \uc778\ud130\ud398\uc774\uc2a4, GET_SERVER_API get_server_api, ENGINE_HANDLE **handle);
\n\u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\uc774 \ud568\uc218\uc758 \ubaa9\uc801\uc740 \uc11c\ubc84\uc5d0 \ubaa8\ub4c8\uc5d0 \ub300\ud55c \ud578\ub4e4\uc744 \uc81c\uacf5\ud558\ub294 \uac83\uc774\uc9c0\ub9cc, \ub2e4\uc74c\uacfc \uac19\uc774 \ud574\uc57c \ud569\ub2c8\ub2e4. not<\/b> \uc544\uc9c1 \uc5d4\uc9c4 \ucd08\uae30\ud654\ub97c \uc218\ud589\ud558\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. \uadf8 \uc774\uc720\ub294 \uba64\uce90\uc2dc\ub4dc \uc11c\ubc84\uac00 \ub2f9\uc0ac\uac00 \uc81c\uacf5\ud558\ub294 API \ubc84\uc804\uc744 \uc9c0\uc6d0\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc11c\ubc84\uac00 \uc9c0\uc6d0\ud558\ub294 \"\uac00\uc7a5 \ub192\uc740\" \uc778\ud130\ud398\uc774\uc2a4 \ubc84\uc804\uc744 \uc5d4\uc9c4\uc5d0 \uc54c\ub824\uc57c \ud55c\ub2e4\ub294 \uc758\ub3c4\uc785\ub2c8\ub2e4. \uc778\ud130\ud398\uc774\uc2a4<\/font><\/code>\ubc0f \uc5d4\uc9c4 \ud544\uc218<\/b> \ub97c \ud1b5\ud574 \ud574\ub2f9 \uc778\ud130\ud398\uc774\uc2a4 \uc911 \ud558\ub098\uc5d0 \ub300\ud55c \uc124\uba85\uc790\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4. handle<\/font><\/code>. \uc5d4\uc9c4\uc774 \ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/b> \ubc18\ud658\ud574\uc57c \ud558\ub294 \uc778\ud130\ud398\uc774\uc2a4 \uc911 \ud558\ub098\ub97c \uc9c0\uc6d0\ud574\uc57c \ud569\ub2c8\ub2e4. ENGINE_ENOTSUP<\/font><\/code>.<\/p>\n

\uc774\uc81c \uc608\uc81c \uc5d4\uc9c4\uc5d0 \ub300\ud55c \uc5d4\uc9c4 \uc124\uba85\uc790\ub97c \uc815\uc758\ud558\uace0 \ub2e4\uc74c\uc5d0 \ub300\ud55c \uad6c\ud604\uc744 \ub9cc\ub4e4\uc5b4 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. create_instance<\/font><\/code>:<\/p>\n

\n
\uad6c\uc870\uccb4 fs_engine {
\n\u00a0 ENGINE_HANDLE_V1 \uc5d4\uc9c4;
\n\u00a0 \/* \uc774 \uad6c\uc870\ub294 \ub098\uc911\uc5d0 \ud655\uc7a5\ud560 \uc608\uc815\uc785\ub2c8\ub2e4 *\/.
\n};<\/p>\n

\uba64\uce90\uc2dc\ub4dc_\uacf5\uac1c_API
\nENGINE_ERROR_CODE create_instance(uint64_t \uc778\ud130\ud398\uc774\uc2a4,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0GET_SERVER_API GET_SERVER_API,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0ENGINE_HANDLE **\ud578\ub4e4) {
\n\u00a0 \/*
\n\u00a0 \u00a0* \uc11c\ubc84\uc758 \uc778\ud130\ud398\uc774\uc2a4\uac00 \ub2f9\uc0ac\uac00 \uc9c0\uc6d0\ud558\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc778\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc9c0\uae08 \ubc14\ub85c
\n\u00a0 \u00a0* \uc778\ud130\ud398\uc774\uc2a4\uac00 \ud558\ub098\ubfd0\uc774\ubbc0\ub85c \ubaa8\ub4e0 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud5c8\uc6a9\ud569\ub2c8\ub2e4.
\n\u00a0 \u00a0* \uac70\ubd80 \uc5ec\ubd80\ub294 \uc11c\ubc84\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4... \uc5ec\uae30\uc5d0 \ud14c\uc2a4\ud2b8\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.
\n\u00a0 \u00a0* \uc0ac\uc9c4 \ubcf4\uae30...
\n\u00a0 \u00a0*\/
\n\u00a0 if (\uc778\ud130\ud398\uc774\uc2a4 == 0) {
\n\u00a0 \u00a0 \u00a0\uc5d4\uc9c4_\uc5d4\uc624\uce20\uc5c5\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4;
\n\u00a0 }<\/p>\n

\u00a0 \/*
\n\u00a0 \u00a0* \uc5d4\uc9c4 \uc124\uba85\uc790\ub97c \uc704\ud55c \uba54\ubaa8\ub9ac\ub97c \ud560\ub2f9\ud569\ub2c8\ub2e4. \uc800\ub294
\n\u00a0 \u00a0* \uc804\uc5ed \ubcc0\uc218\ub97c \uc0ac\uc6a9\ud558\uba74 \ub098\uc911\uc5d0 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.
\n\u00a0 \u00a0* \ub098\uc911\uc5d0 \ub3d9\uc77c\ud55c \uc5d4\uc9c4\uc758 \uc778\uc2a4\ud134\uc2a4\ub97c \uc5ec\ub7ec \uac1c \ub9cc\ub4e4\uae30\ub85c \uacb0\uc815\ud569\ub2c8\ub2e4.
\n\u00a0 \u00a0* \uccab\ub0a0\ubd80\ud130 \uc548\uc804\ud55c \ud3b8\uc5d0 \uc11c\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4...
\n\u00a0 \u00a0*\/
\n\u00a0 \uad6c\uc870\uccb4 fs_engine *h = calloc(1, sizeof(*h));
\n\u00a0 if (h == NULL) {
\n\u00a0 \u00a0 \u00a0\uc5d4\uc9c4_\uc774\ub984\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4;
\n\u00a0 }<\/p>\n

\u00a0 \/*
\n\u00a0 \u00a0* \uc5d4\uc9c4 API\uc758 \uccab \ubc88\uc9f8 \ubc84\uc804\uc744 \uad6c\ud604\ud560 \uc608\uc815\uc785\ub2c8\ub2e4.
\n\u00a0 \u00a0* \uba64\uce90\uc2dc\ub4dc \ucf54\uc5b4\uc5d0 \uc5b4\ub5a4 \uad6c\uc870\ub97c \uac00\uc838\uc57c \ud558\ub294\uc9c0 \uc54c\ub824\uc918\uc57c \ud569\ub2c8\ub2e4.
\n\u00a0 \u00a0* \uc608\uc0c1
\n\u00a0 \u00a0*\/
\n\u00a0 h->engine.interface.interface = 1;<\/p>\n

\u00a0 \/*
\n\u00a0 \u00a0* API \uc9c4\uc785\uc810\uc744 \uc774\ub97c \uad6c\ud604\ud558\ub294 \ud568\uc218\uc5d0 \ub9e4\ud551\ud569\ub2c8\ub2e4.
\n\u00a0 \u00a0*\/
\n\u00a0 h->engine.initialize = fs_initialize;
\n\u00a0 h->engine.destroy = fs_destroy;<\/p>\n

\u00a0 \/* \ud578\ub4e4\uc744 \ucf54\uc5b4\ub85c \ub2e4\uc2dc \uc804\ub2ec\ud569\ub2c8\ub2e4 *\/.
\n\u00a0 *\ud578\ub4e4 = (ENGINE_HANDLE*)h;<\/p>\n

\u00a0 \uc5d4\uc9c4_\uc131\uacf5\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4;
\n}
\n\u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uc778\ud130\ud398\uc774\uc2a4\uac00 create_instance<\/font><\/code> \uac00 \uba64\uce90\uc2dc\ub4dc\uc5d0\uc11c \uc9c0\uc6d0\ub418\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc5d0\uc11c \uc0ad\uc81c\ub418\uba74 \ucf54\uc5b4\ub294 destroy()<\/font><\/code> \ub97c \uc989\uc2dc \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uba64\uce90\uc2dc\ub4dc \ucf54\uc5b4\ub294 \uc808\ub300\ub85c any<\/b> \uc5d4\uc9c4\uc5d0\uc11c \ubc18\ud658\ub41c \ud3ec\uc778\ud130\ub294 destroy()<\/font><\/code> \ub97c \ud638\ucd9c\ud569\ub2c8\ub2e4.<\/p>\n

\uc774\uc81c \uacc4\uc18d\ud574\uc11c destroy()<\/font><\/code> \ud568\uc218\uc785\ub2c8\ub2e4. \uad6c\ud604\uc744 \uc0b4\ud3b4\ubcf4\uba74 create_instance<\/font><\/code> \uc5d0 \ub9e4\ud551\ub41c \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. destroy()<\/font><\/code> \ub77c\ub294 \ud568\uc218\uc5d0 fs_destroy()<\/font><\/code>:<\/p>\n

\n
static void fs_destroy(ENGINE_HANDLE* handle) {
\n\u00a0 \/* \uc5d4\uc9c4 \ub514\uc2a4\ud06c\ub9bd\ud130\uc5d0 \ud560\ub2f9\ub41c \uba54\ubaa8\ub9ac\ub97c \ud574\uc81c\ud569\ub2c8\ub2e4 *\/.
\n\u00a0 free(handle);
\n}
\n\u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\ucf54\uc5b4\uac00 \uc6b0\ub9ac\uac00 \uc9c0\uc815\ud55c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\ud604\ud558\ub294 \uacbd\uc6b0 \ucf54\uc5b4\ub294 initialize()<\/font><\/code> \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud569\ub2c8\ub2e4. \uc774 \ub54c \uc5d4\uc9c4\uc5d0\uc11c \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0, \ubba4\ud14d\uc2a4 \ucd08\uae30\ud654 \ub4f1 \ubaa8\ub4e0 \uc885\ub958\uc758 \ucd08\uae30\ud654\ub97c \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5d4\uc9c4\uc758 \ucd08\uae30\ud654<\/font><\/code> \ud568\uc218\ub294 \ubc18\ud658\ub41c \uc778\uc2a4\ud134\uc2a4 \ub2f9 \ud55c \ubc88\ub9cc \ud638\ucd9c\ub429\ub2c8\ub2e4. create_instance<\/font><\/code> (\uba64\uce90\uc2dc\ub4dc \ucf54\uc5b4\uac00 \uc5ec\ub7ec \uc2a4\ub808\ub4dc\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub3c4). \ucf54\uc5b4\ub294 not<\/b> \ucd08\uae30\ud654 \uba54\uc11c\ub4dc\uac00 \ubc18\ud658\ub418\uae30 \uc804\uc5d0 API\uc758 \ub2e4\ub978 \ud568\uc218\ub97c \ud638\ucd9c\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud604\uc7ac\ub85c\uc11c\ub294 \uc5b4\ub5a4 \uc885\ub958\uc758 \ucd08\uae30\ud654\ub3c4 \ud544\uc694\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ub2e4\uc74c \ucd08\uae30\ud654 \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

\n
static ENGINE_ERROR_CODE fs_initialize(ENGINE_HANDLE* handle,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 const char* config_str) {
\n\u00a0 \uc5d4\uc9c4_\uc131\uacf5\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4;
\n}
\n\u00a0 \u00a0 \u00a0<\/div>\n<\/div>\n

\uc5d4\uc9c4\uc774 \ub2e4\uc74c \uc774\uc678\uc758 \ub2e4\ub978 \uac83\uc744 \ubc18\ud658\ud558\ub294 \uacbd\uc6b0 ENGINE_SUCCESS<\/font><\/code>\ub85c \uc124\uc815\ud558\uba74 \uba64\uce90\uc2dc\ub4dc \ucf54\uc5b4\uac00 \uc5d4\uc9c4 \uc0ac\uc6a9\uc744 \uac70\ubd80\ud558\uace0 destroy()<\/font><\/code><\/p>\n

\ub2e4\uc74c \ube14\ub85c\uadf8 \uae00\uc5d0\uc11c\ub294 \uc5d4\uc9c4\uc744 \ub85c\ub4dc\ud558\uace0 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uba85\ub839\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \uae30\ub2a5\uc744 \ucd94\uac00\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

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I am working full time on membase, which utilize the “engine interface” we're adding to Memcached. 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