diff options
Diffstat (limited to 'framework/src/suricata/src/output-json-file.c')
| -rw-r--r-- | framework/src/suricata/src/output-json-file.c | 311 |
1 files changed, 0 insertions, 311 deletions
diff --git a/framework/src/suricata/src/output-json-file.c b/framework/src/suricata/src/output-json-file.c deleted file mode 100644 index 9506a746..00000000 --- a/framework/src/suricata/src/output-json-file.c +++ /dev/null @@ -1,311 +0,0 @@ -/* Copyright (C) 2007-2013 Open Information Security Foundation - * - * You can copy, redistribute or modify this Program under the terms of - * the GNU General Public License version 2 as published by the Free - * Software Foundation. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -/** - * \file - * - * \author Tom DeCanio <td@npulsetech.com> - * - * Log files we track. - * - */ - -#include "suricata-common.h" -#include "debug.h" -#include "detect.h" -#include "pkt-var.h" -#include "conf.h" - -#include "threadvars.h" -#include "tm-modules.h" - -#include "threads.h" - -#include "app-layer-parser.h" - -#include "detect-filemagic.h" - -#include "stream.h" - -#include "util-print.h" -#include "util-unittest.h" -#include "util-privs.h" -#include "util-debug.h" -#include "util-atomic.h" -#include "util-file.h" -#include "util-time.h" -#include "util-buffer.h" -#include "util-byte.h" - -#include "log-file.h" -#include "util-logopenfile.h" - -#include "output.h" -#include "output-json.h" -#include "output-json-http.h" -#include "output-json-smtp.h" -#include "output-json-email-common.h" - -#include "app-layer-htp.h" -#include "util-memcmp.h" -#include "stream-tcp-reassemble.h" - -#ifdef HAVE_LIBJANSSON -#include <jansson.h> - -typedef struct OutputFileCtx_ { - LogFileCtx *file_ctx; - uint32_t file_cnt; -} OutputFileCtx; - -typedef struct JsonFileLogThread_ { - OutputFileCtx *filelog_ctx; - MemBuffer *buffer; -} JsonFileLogThread; - -/** - * \internal - * \brief Write meta data on a single line json record - */ -static void FileWriteJsonRecord(JsonFileLogThread *aft, const Packet *p, const File *ff) -{ - MemBuffer *buffer = (MemBuffer *)aft->buffer; - json_t *js = CreateJSONHeader((Packet *)p, 0, "fileinfo"); //TODO const - json_t *hjs = NULL; - if (unlikely(js == NULL)) - return; - - /* reset */ - MemBufferReset(buffer); - - switch (p->flow->alproto) { - case ALPROTO_HTTP: - hjs = JsonHttpAddMetadata(p->flow, ff->txid); - if (hjs) - json_object_set_new(js, "http", hjs); - break; - case ALPROTO_SMTP: - hjs = JsonSMTPAddMetadata(p->flow, ff->txid); - if (hjs) - json_object_set_new(js, "smtp", hjs); - hjs = JsonEmailAddMetadata(p->flow, ff->txid); - if (hjs) - json_object_set_new(js, "email", hjs); - break; - } - - - json_t *fjs = json_object(); - if (unlikely(fjs == NULL)) { - json_decref(js); - return; - } - - char *s = BytesToString(ff->name, ff->name_len); - json_object_set_new(fjs, "filename", json_string(s)); - if (s != NULL) - SCFree(s); - if (ff->magic) - json_object_set_new(fjs, "magic", json_string((char *)ff->magic)); - switch (ff->state) { - case FILE_STATE_CLOSED: - json_object_set_new(fjs, "state", json_string("CLOSED")); -#ifdef HAVE_NSS - if (ff->flags & FILE_MD5) { - size_t x; - int i; - char s[256]; - for (i = 0, x = 0; x < sizeof(ff->md5); x++) { - i += snprintf(&s[i], 255-i, "%02x", ff->md5[x]); - } - json_object_set_new(fjs, "md5", json_string(s)); - } -#endif - break; - case FILE_STATE_TRUNCATED: - json_object_set_new(fjs, "state", json_string("TRUNCATED")); - break; - case FILE_STATE_ERROR: - json_object_set_new(fjs, "state", json_string("ERROR")); - break; - default: - json_object_set_new(fjs, "state", json_string("UNKNOWN")); - break; - } - json_object_set_new(fjs, "stored", - (ff->flags & FILE_STORED) ? json_true() : json_false()); - if (ff->flags & FILE_STORED) { - json_object_set_new(fjs, "file_id", json_integer(ff->file_id)); - } - json_object_set_new(fjs, "size", json_integer(ff->size)); - json_object_set_new(fjs, "tx_id", json_integer(ff->txid)); - - /* originally just 'file', but due to bug 1127 naming it fileinfo */ - json_object_set_new(js, "fileinfo", fjs); - OutputJSONBuffer(js, aft->filelog_ctx->file_ctx, buffer); - json_object_del(js, "fileinfo"); - - switch (p->flow->alproto) { - case ALPROTO_HTTP: - json_object_del(js, "http"); - break; - case ALPROTO_SMTP: - json_object_del(js, "smtp"); - json_object_del(js, "email"); - break; - } - - json_object_clear(js); - json_decref(js); -} - -static int JsonFileLogger(ThreadVars *tv, void *thread_data, const Packet *p, const File *ff) -{ - SCEnter(); - JsonFileLogThread *aft = (JsonFileLogThread *)thread_data; - - BUG_ON(ff->flags & FILE_LOGGED); - - SCLogDebug("ff %p", ff); - - FileWriteJsonRecord(aft, p, ff); - return 0; -} - - -#define OUTPUT_BUFFER_SIZE 65535 -static TmEcode JsonFileLogThreadInit(ThreadVars *t, void *initdata, void **data) -{ - JsonFileLogThread *aft = SCMalloc(sizeof(JsonFileLogThread)); - if (unlikely(aft == NULL)) - return TM_ECODE_FAILED; - memset(aft, 0, sizeof(JsonFileLogThread)); - - if(initdata == NULL) - { - SCLogDebug("Error getting context for HTTPLog. \"initdata\" argument NULL"); - SCFree(aft); - return TM_ECODE_FAILED; - } - - /* Use the Ouptut Context (file pointer and mutex) */ - aft->filelog_ctx = ((OutputCtx *)initdata)->data; - - aft->buffer = MemBufferCreateNew(OUTPUT_BUFFER_SIZE); - if (aft->buffer == NULL) { - SCFree(aft); - return TM_ECODE_FAILED; - } - - *data = (void *)aft; - return TM_ECODE_OK; -} - -static TmEcode JsonFileLogThreadDeinit(ThreadVars *t, void *data) -{ - JsonFileLogThread *aft = (JsonFileLogThread *)data; - if (aft == NULL) { - return TM_ECODE_OK; - } - - MemBufferFree(aft->buffer); - /* clear memory */ - memset(aft, 0, sizeof(JsonFileLogThread)); - - SCFree(aft); - return TM_ECODE_OK; -} - -static void OutputFileLogDeinitSub(OutputCtx *output_ctx) -{ - OutputFileCtx *ff_ctx = output_ctx->data; - SCFree(ff_ctx); - SCFree(output_ctx); -} - -/** \brief Create a new http log LogFileCtx. - * \param conf Pointer to ConfNode containing this loggers configuration. - * \return NULL if failure, LogFileCtx* to the file_ctx if succesful - * */ -OutputCtx *OutputFileLogInitSub(ConfNode *conf, OutputCtx *parent_ctx) -{ - OutputJsonCtx *ojc = parent_ctx->data; - - OutputFileCtx *output_file_ctx = SCMalloc(sizeof(OutputFileCtx)); - if (unlikely(output_file_ctx == NULL)) - return NULL; - - OutputCtx *output_ctx = SCCalloc(1, sizeof(OutputCtx)); - if (unlikely(output_ctx == NULL)) { - SCFree(output_file_ctx); - return NULL; - } - - output_file_ctx->file_ctx = ojc->file_ctx; - - if (conf) { - const char *force_magic = ConfNodeLookupChildValue(conf, "force-magic"); - if (force_magic != NULL && ConfValIsTrue(force_magic)) { - FileForceMagicEnable(); - SCLogInfo("forcing magic lookup for logged files"); - } - - const char *force_md5 = ConfNodeLookupChildValue(conf, "force-md5"); - if (force_md5 != NULL && ConfValIsTrue(force_md5)) { -#ifdef HAVE_NSS - FileForceMd5Enable(); - SCLogInfo("forcing md5 calculation for logged files"); -#else - SCLogInfo("md5 calculation requires linking against libnss"); -#endif - } - } - - output_ctx->data = output_file_ctx; - output_ctx->DeInit = OutputFileLogDeinitSub; - - FileForceTrackingEnable(); - return output_ctx; -} - -void TmModuleJsonFileLogRegister (void) -{ - tmm_modules[TMM_JSONFILELOG].name = "JsonFileLog"; - tmm_modules[TMM_JSONFILELOG].ThreadInit = JsonFileLogThreadInit; - tmm_modules[TMM_JSONFILELOG].ThreadDeinit = JsonFileLogThreadDeinit; - tmm_modules[TMM_JSONFILELOG].flags = TM_FLAG_LOGAPI_TM; - - /* register as child of eve-log */ - OutputRegisterFileSubModule("eve-log", "JsonFileLog", "eve-log.files", - OutputFileLogInitSub, JsonFileLogger); -} - -#else - -static TmEcode OutputJsonThreadInit(ThreadVars *t, void *initdata, void **data) -{ - SCLogInfo("Can't init JSON output - JSON support was disabled during build."); - return TM_ECODE_FAILED; -} - -void TmModuleJsonFileLogRegister (void) -{ - tmm_modules[TMM_JSONFILELOG].name = "JsonFileLog"; - tmm_modules[TMM_JSONFILELOG].ThreadInit = OutputJsonThreadInit; -} - -#endif |