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-rw-r--r--plugin_qnaplog.c427
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diff --git a/plugin_qnaplog.c b/plugin_qnaplog.c
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+/* $Id: plugin_sample.c 733 2007-01-15 05:47:13Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/branches/0.10.1/plugin_qnaplog.c $
+ *
+ * plugin qnaplog
+ *
+ * Copyright (C) 2009 Ralf Tralow <qnaplog@ringwelt.de>
+ *
+ * This file is part of LCD4Linux.
+ *
+ * LCD4Linux is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * LCD4Linux 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
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/* DOC:
+ * To compile the plugin remember to add -lsqlite3 option into Makefile. I.E: CC = gcc -lsqlite3
+ * or run:
+ * $ gcc -I/opt/include -L/opt/lib/sqlite3 plugin_qnaplog.c -lsqlite3 -o plugin_qnaplog.o
+ *
+ *
+ * exported functions:
+ *
+ * int plugin_init_qnaplog (void)
+ * void plugin_exit_qnaplog(void)
+ * static void my_status(RESULT * result, RESULT *arg1)
+ * static void my_conn(RESULT *result, RESULT *arg1)
+ * static void my_event(RESULT *result, RESULT *arg1)
+ *
+ *
+ * adds various functions
+ *
+ */
+
+/* define the include files you need */
+#include "config.h"
+#include "cfg.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+#ifdef HAVE_SQLITE3_H
+#include <sqlite3.h>
+#else
+#warning sqlite3.h not found: plugin deactivated
+#endif
+#include <unistd.h>
+#include <sys/stat.h>
+#include <time.h>
+
+/* these should always be included */
+#include "debug.h"
+#include "plugin.h"
+
+#ifdef WITH_DMALLOC
+#include <dmalloc.h>
+#endif
+
+#ifdef HAVE_SQLITE3_H
+
+#define SQLSTATEMENT_CONN "select * from NASLOG_CONN ORDER BY conn_id DESC LIMIT 1"
+#define SQLSTATEMENT_EVENT "select * from NASLOG_EVENT ORDER BY event_id DESC LIMIT 1"
+
+time_t lastaccesstimeConn = 0;
+time_t lastaccesstimeEvent = 0;
+sqlite3 *connexConn;
+sqlite3 *connexEvent;
+char dbNameConn[256];
+char dbNameEvent[256];
+
+char conn_id[10];
+char conn_type[12];
+char conn_date[12];
+char conn_time[12];
+char conn_user[30];
+char conn_ip[16];
+char conn_comp[30];
+char conn_res[255];
+char conn_serv[10];
+char conn_action[12];
+
+char event_id[10];
+char event_comp[30];
+char event_date[12];
+char event_ip[16];
+char event_time[12];
+char event_type[12];
+char event_user[30];
+char event_desc[255];
+
+#define MAX_IDS_TYPE 3
+char *IDS_TYPE[MAX_IDS_TYPE] = { "Information", "Warning", "Error" };
+
+#define MAX_IDS_SERV 8
+char *IDS_SERV[MAX_IDS_SERV] = { "S0", "Samba", "S2", "HTTP", "S4", "S5", "S6", "SSH" };
+
+#define MAX_IDS_ACTION 16
+char *IDS_ACTION[MAX_IDS_ACTION] =
+ { "C0", "Delete", "Read", "Write", "C4", "C5", "C6", "C7", "C8", "Login fail", "Login ok", "Logout", "C12", "C13",
+ "C14", "Add"
+};
+
+static char Section[] = "Plugin:QnapLog";
+
+
+/** test the connection to conn.log
+ *
+ */
+static int configureConn(void)
+{
+ static int configured = 0;
+ char *s;
+ int rc;
+
+ if (configured != 0)
+ return configured;
+
+ s = cfg_get(Section, "databaseConn", "");
+ if (*s == '\0') {
+ info("[QnapLog] empty '%s.database' entry in %s, assuming none", Section, cfg_source());
+ strcpy(dbNameConn, "/etc/logs/conn.log");
+ } else {
+ snprintf(dbNameConn, sizeof(dbNameConn), "%s", s);
+ }
+ free(s);
+
+ rc = sqlite3_open(dbNameConn, &connexConn);
+ if (rc) {
+ error("[QnapLog] connection error: %s", sqlite3_errmsg(connexConn));
+ configured = -1;
+ sqlite3_close(connexConn);
+ return configured;
+ }
+
+ configured = 1;
+ return configured;
+}
+
+
+/** test the connection to event.log
+ *
+ */
+static int configureEvent(void)
+{
+ static int configured = 0;
+ char *s;
+ int rc;
+
+ if (configured != 0)
+ return configured;
+
+ s = cfg_get(Section, "databaseEvent", "");
+ if (*s == '\0') {
+ info("[QnapLog] empty '%s.database' entry in %s, assuming none", Section, cfg_source());
+ strcpy(dbNameEvent, "/etc/logs/event.log");
+ } else {
+ snprintf(dbNameEvent, sizeof(dbNameEvent), "%s", s);
+ }
+ free(s);
+
+ rc = sqlite3_open(dbNameEvent, &connexEvent);
+ if (rc) {
+ error("[QnapLog] connection error: %s", sqlite3_errmsg(connexEvent));
+ configured = -1;
+ sqlite3_close(connexEvent);
+ return configured;
+ }
+
+ configured = 1;
+ return configured;
+}
+
+
+/** callback function for conn request
+ *
+ */
+static int callbackConn(void *NotUsed, int argc, char **argv, char **azColName)
+{
+ int i;
+ int c;
+
+ for (i = 0; i < argc; i++) {
+ if (strcmp(azColName[i], "conn_id") == 0) {
+ snprintf(conn_id, sizeof(conn_id), "%s", argv[i] ? argv[i] : "NULL");
+ } else if (strcmp(azColName[i], "conn_type") == 0) {
+ c = atoi(argv[i]);
+ if (c < MAX_IDS_TYPE)
+ snprintf(conn_type, sizeof(conn_type), "%s", IDS_TYPE[c]);
+ } else if (strcmp(azColName[i], "conn_date") == 0) {
+ snprintf(conn_date, sizeof(conn_date), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "conn_time") == 0) {
+ snprintf(conn_time, sizeof(conn_time), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "conn_user") == 0) {
+ snprintf(conn_user, sizeof(conn_user), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "conn_ip") == 0) {
+ snprintf(conn_ip, sizeof(conn_ip), "%s", argv[i] ? argv[i] : "NULL");
+ } else if (strcmp(azColName[i], "conn_comp") == 0) {
+ snprintf(conn_comp, sizeof(conn_comp), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "conn_res") == 0) {
+ snprintf(conn_res, sizeof(conn_res), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "conn_serv") == 0) {
+ c = atoi(argv[i]);
+ if (c < MAX_IDS_SERV)
+ snprintf(conn_serv, sizeof(conn_serv), "%s", IDS_SERV[c]);
+ } else if (strcmp(azColName[i], "conn_action") == 0) {
+ c = atoi(argv[i]);
+ if (c < MAX_IDS_ACTION)
+ snprintf(conn_action, sizeof(conn_action), "%s", IDS_ACTION[c]);
+ }
+ }
+
+ return 0;
+}
+
+
+/** callback function for event request
+ *
+ */
+static int callbackEvent(void *NotUsed, int argc, char **argv, char **azColName)
+{
+ int i;
+ int c;
+
+ for (i = 0; i < argc; i++) {
+ if (strcmp(azColName[i], "event_id") == 0) {
+ snprintf(event_id, sizeof(event_id), "%s", argv[i] ? argv[i] : "NULL");
+ } else if (strcmp(azColName[i], "event_type") == 0) {
+ c = *argv[i] & 0x0F;
+ if (c < MAX_IDS_TYPE)
+ snprintf(event_type, sizeof(event_type), "%s", IDS_TYPE[c]);
+ } else if (strcmp(azColName[i], "event_date") == 0) {
+ snprintf(event_date, sizeof(event_date), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "event_time") == 0) {
+ snprintf(event_time, sizeof(event_time), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "event_user") == 0) {
+ snprintf(event_user, sizeof(event_user), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "event_ip") == 0) {
+ snprintf(event_ip, sizeof(event_ip), "%s", argv[i] ? argv[i] : "NULL");
+ } else if (strcmp(azColName[i], "event_comp") == 0) {
+ snprintf(event_comp, sizeof(event_comp), "%s", argv[i] ? argv[i]
+ : "NULL");
+ } else if (strcmp(azColName[i], "event_desc") == 0) {
+ snprintf(event_desc, sizeof(event_desc), "%s", argv[i] ? argv[i]
+ : "NULL");
+ }
+ }
+
+ return 0;
+}
+
+
+/** request last of qnap connection
+ *
+ */
+static void my_conn(RESULT * result, RESULT * arg1)
+{
+ char *key;
+ char *value;
+ char *zErrMsg = 0;
+ int rc;
+ struct stat attrib; // create a file attribute structure
+ time_t accesstime;
+
+
+ value = -1;
+ key = R2S(arg1);
+
+ if (configureConn() >= 0) {
+ stat(dbNameConn, &attrib); // get the attributes
+ accesstime = attrib.st_mtime; // Get the last modified time and put it into the time structure
+
+ if (accesstime > lastaccesstimeConn) {
+ lastaccesstimeConn = accesstime;
+ rc = sqlite3_exec(connexConn, SQLSTATEMENT_CONN, callbackConn, 0, &zErrMsg);
+ if (rc != SQLITE_OK) {
+ fprintf(stderr, "SQL error: %s\n", zErrMsg);
+ sqlite3_free(zErrMsg);
+ }
+ }
+
+ if (strcasecmp(key, "id") == 0) {
+ value = conn_id;
+ } else if (strcasecmp(key, "type") == 0) {
+ value = conn_type;
+ } else if (strcasecmp(key, "date") == 0) {
+ value = conn_date;
+ } else if (strcasecmp(key, "time") == 0) {
+ value = conn_time;
+ } else if (strcasecmp(key, "user") == 0) {
+ value = conn_user;
+ } else if (strcasecmp(key, "ip") == 0) {
+ value = conn_ip;
+ } else if (strncasecmp(key, "res", 3) == 0) {
+ value = conn_res;
+ } else if (strncasecmp(key, "serv", 4) == 0) {
+ value = conn_serv;
+ } else if (strncasecmp(key, "act", 3) == 0) {
+ value = conn_action;
+ } else if (strncasecmp(key, "comp", 4) == 0) {
+ value = conn_comp;
+ }
+ }
+
+ /* store result */
+ SetResult(&result, R_STRING, value);
+}
+
+/** request last qnap event
+ *
+ */
+static void my_event(RESULT * result, RESULT * arg1)
+{
+ char *key;
+ char *value;
+ char *zErrMsg = 0;
+ int rc;
+ struct stat attrib; // create a file attribute structure
+ time_t accesstime;
+
+
+ value = -1;
+ key = R2S(arg1);
+
+ if (configureEvent() >= 0) {
+ stat(dbNameEvent, &attrib); // get the attributes
+ accesstime = attrib.st_mtime; // Get the last modified time and put it into the time structure
+
+ if (accesstime > lastaccesstimeEvent) {
+ lastaccesstimeEvent = accesstime;
+ rc = sqlite3_exec(connexEvent, SQLSTATEMENT_EVENT, callbackEvent, 0, &zErrMsg);
+ if (rc != SQLITE_OK) {
+ fprintf(stderr, "SQL error: %s\n", zErrMsg);
+ sqlite3_free(zErrMsg);
+ }
+ }
+
+ if (strcasecmp(key, "id") == 0) {
+ value = event_id;
+ } else if (strncasecmp(key, "comp", 4) == 0) {
+ value = event_comp;
+ } else if (strcasecmp(key, "date") == 0) {
+ value = event_date;
+ } else if (strcasecmp(key, "ip") == 0) {
+ value = event_ip;
+ } else if (strcasecmp(key, "time") == 0) {
+ value = event_time;
+ } else if (strcasecmp(key, "type") == 0) {
+ value = event_type;
+ } else if (strcasecmp(key, "user") == 0) {
+ value = event_user;
+ } else if (strncasecmp(key, "desc", 4) == 0) {
+ value = event_desc;
+ }
+ }
+
+ /* store result */
+ SetResult(&result, R_STRING, value);
+}
+
+/** status for conn or event connection
+ *
+ */
+static void my_status(RESULT * result, RESULT * arg1)
+{
+ const char *value = "";
+ const char *status = "Ok";
+ char *key;
+
+
+ key = R2S(arg1);
+ if (strcmp(key, "conn") == 0) {
+ if (configureConn() > 0) {
+ value = status;
+ }
+ } else if (strcmp(key, "event") == 0) {
+ if (configureEvent() > 0) {
+ value = status;
+ }
+ }
+
+ SetResult(&result, R_STRING, value);
+}
+
+#endif
+
+/* plugin initialization */
+int plugin_init_qnaplog(void)
+{
+#ifdef HAVE_SQLITE3_H
+ /* register all our cool functions */
+ /* the second parameter is the number of arguments */
+ /* -1 stands for variable argument list */
+ AddFunction("qnaplog::status", 1, my_status);
+ AddFunction("qnaplog::conn", 1, my_conn);
+ AddFunction("qnaplog::event", 1, my_event);
+#endif
+ return 0;
+}
+
+void plugin_exit_qnaplog(void)
+{
+#ifdef HAVE_SQLITE3_H
+ /* free any allocated memory */
+ /* close filedescriptors */
+ sqlite3_close(connexConn);
+ sqlite3_close(connexEvent);
+#endif
+}
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