* on the net.
*
* Copyright (C) Holger Hetterich, 2008
+ * Copyright (C) Jeremy Allison, 2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include "includes.h"
/* abstraction for the send_over_network function */
-#define UNIX_DOMAIN_SOCKET 1
-#define INTERNET_SOCKET 0
+enum sock_type {INTERNET_SOCKET = 0, UNIX_DOMAIN_SOCKET};
-/* Prototypes */
-
-extern userdom_struct current_user_info;
+#define LOCAL_PATHNAME "/var/tmp/stadsocket"
static int vfs_smb_traffic_analyzer_debug_level = DBGC_VFS;
-NTSTATUS vfs_smb_traffic_analyzer_init(void);
-
-static ssize_t smb_traffic_analyzer_write(vfs_handle_struct *handle,
- files_struct *fsp, const void *data, size_t n);
-
-static ssize_t smb_traffic_analyzer_read(vfs_handle_struct *handle,
- files_struct *fsp, void *data, size_t n);
-
-static ssize_t smb_traffic_analyzer_pwrite(vfs_handle_struct *handle,
- files_struct *fsp, const void *data, size_t n,
- SMB_OFF_T offset);
-
-static ssize_t smb_traffic_analyzer_pread(vfs_handle_struct *handle,
- files_struct *fsp, void *data, size_t n, SMB_OFF_T offset);
-
-
-/* VFS operations we use */
-
-static vfs_op_tuple smb_traffic_analyzer_tuples[] = {
-
- {SMB_VFS_OP(smb_traffic_analyzer_read), SMB_VFS_OP_READ,
- SMB_VFS_LAYER_LOGGER},
- {SMB_VFS_OP(smb_traffic_analyzer_pread), SMB_VFS_OP_PREAD,
- SMB_VFS_LAYER_LOGGER},
- {SMB_VFS_OP(smb_traffic_analyzer_write), SMB_VFS_OP_WRITE,
- SMB_VFS_LAYER_LOGGER},
- {SMB_VFS_OP(smb_traffic_analyzer_pwrite), SMB_VFS_OP_PWRITE,
- SMB_VFS_LAYER_LOGGER},
- {SMB_VFS_OP(NULL),SMB_VFS_OP_NOOP,SMB_VFS_LAYER_NOOP}
-
- };
-
-
-/* Module initialization */
-
-NTSTATUS vfs_smb_traffic_analyzer_init(void)
-{
- NTSTATUS ret = smb_register_vfs(SMB_VFS_INTERFACE_VERSION, \
- "smb_traffic_analyzer", smb_traffic_analyzer_tuples);
-
- if (!NT_STATUS_IS_OK(ret))
- return ret;
-
- vfs_smb_traffic_analyzer_debug_level =
- debug_add_class("smb_traffic_analyzer");
-
- if (vfs_smb_traffic_analyzer_debug_level == -1) {
- vfs_smb_traffic_analyzer_debug_level = DBGC_VFS;
- DEBUG(1, ("smb_traffic_analyzer: Couldn't register custom"
- "debugging class!\n"));
- } else {
- DEBUG(3, ("smb_traffic_analyzer: Debug class number of"
- "'smb_traffic_analyzer': %d\n", \
- vfs_smb_traffic_analyzer_debug_level));
- }
-
- return ret;
-}
-
-/* create the timestamp in sqlite compatible format */
-static void get_timestamp( char *String )
-{
- struct timeval tv;
- struct timezone tz;
- struct tm *tm;
- int seconds;
-
- gettimeofday(&tv, &tz);
- tm=localtime(&tv.tv_sec);
- seconds=(float) (tv.tv_usec / 1000);
-
- fstr_sprintf(String,"%04d-%02d-%02d %02d:%02d:%02d.%03d", \
- tm->tm_year+1900, tm->tm_mon+1, tm->tm_mday, \
- tm->tm_hour, tm->tm_min, tm->tm_sec, (int)seconds);
-
-}
-
-static int smb_traffic_analyzer_connMode( vfs_handle_struct *handle)
+static enum sock_type smb_traffic_analyzer_connMode(vfs_handle_struct *handle)
{
connection_struct *conn = handle->conn;
const char *Mode;
} else {
return INTERNET_SOCKET;
}
-
}
-/* Send data over a internet socket */
-static void smb_traffic_analyzer_send_data_inet_socket( char *String,
- vfs_handle_struct *handle, const char *file_name,
- bool Write)
+
+/* Connect to an internet socket */
+
+static int smb_traffic_analyzer_connect_inet_socket(vfs_handle_struct *handle,
+ const char *name, uint16_t port)
{
/* Create a streaming Socket */
- const char *Hostname;
int sockfd = -1;
- uint16_t port;
struct addrinfo hints;
struct addrinfo *ailist = NULL;
struct addrinfo *res = NULL;
- char Sender[200];
- char TimeStamp[200];
- connection_struct *conn = handle->conn;
int ret;
- /* get port number, target system from the config parameters */
- Hostname=lp_parm_const_string(SNUM(conn), "smb_traffic_analyzer",
- "host", "localhost");
-
ZERO_STRUCT(hints);
/* By default make sure it supports TCP. */
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_ADDRCONFIG;
- ret = getaddrinfo(Hostname,
+ ret = getaddrinfo(name,
NULL,
&hints,
&ailist);
if (ret) {
- DEBUG(3,("smb_traffic_analyzer_send_data_inet_socket: "
+ DEBUG(3,("smb_traffic_analyzer_connect_inet_socket: "
"getaddrinfo failed for name %s [%s]\n",
- Hostname,
+ name,
gai_strerror(ret) ));
- return;
+ return -1;
}
- port = atoi( lp_parm_const_string(SNUM(conn),
- "smb_traffic_analyzer", "port", "9430"));
-
DEBUG(3,("smb_traffic_analyzer: Internet socket mode. Hostname: %s,"
- "Port: %i\n", Hostname, port));
+ "Port: %i\n", name, port));
for (res = ailist; res; res = res->ai_next) {
struct sockaddr_storage ss;
+ NTSTATUS status;
if (!res->ai_addr || res->ai_addrlen == 0) {
continue;
ZERO_STRUCT(ss);
memcpy(&ss, res->ai_addr, res->ai_addrlen);
- sockfd = open_socket_out(SOCK_STREAM, &ss, port, 10000);
- if (sockfd != -1) {
+ status = open_socket_out(&ss, port, 10000, &sockfd);
+ if (NT_STATUS_IS_OK(status)) {
break;
}
}
}
if (sockfd == -1) {
- DEBUG(1, ("smb_traffic_analyzer: unable to create socket, error is %s",
+ DEBUG(1, ("smb_traffic_analyzer: unable to create "
+ "socket, error is %s",
strerror(errno)));
- return;
+ return -1;
}
- strlcpy(Sender, String, sizeof(Sender));
- strlcat(Sender, ",\"", sizeof(Sender));
- strlcat(Sender, get_current_username(), sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- strlcat(Sender, current_user_info.domain, sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- if (Write)
- strlcat(Sender, "W", sizeof(Sender));
- else
- strlcat(Sender, "R", sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- strlcat(Sender, handle->conn->connectpath, sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender) - 1);
- strlcat(Sender, file_name, sizeof(Sender) - 1);
- strlcat(Sender, "\",\"", sizeof(Sender) - 1);
- get_timestamp(TimeStamp);
- strlcat(Sender, TimeStamp, sizeof(Sender) - 1);
- strlcat(Sender, "\");", sizeof(Sender) - 1);
- DEBUG(10, ("smb_traffic_analyzer: sending %s\n", Sender));
- if ( send(sockfd, Sender, strlen(Sender), 0) == -1 ) {
- DEBUG(1, ("smb_traffic_analyzer: error sending data to socket!\n"));
- close(sockfd);
- return ;
- }
-
- /* one operation, close the socket */
- close(sockfd);
+ return sockfd;
}
+/* Connect to a unix domain socket */
-
-/* Send data over a unix domain socket */
-static void smb_traffic_analyzer_send_data_unix_socket( char *String ,
- vfs_handle_struct *handle, const char *file_name,
- bool Write)
+static int smb_traffic_analyzer_connect_unix_socket(vfs_handle_struct *handle,
+ const char *name)
{
/* Create the socket to stad */
int len, sock;
struct sockaddr_un remote;
- char Sender[200];
- char TimeStamp[200];
- DEBUG(7, ("smb_traffic_analyzer: Unix domain socket mode. Using "
- "/var/tmp/stadsocket\n"));
+ DEBUG(7, ("smb_traffic_analyzer_connect_unix_socket: "
+ "Unix domain socket mode. Using %s\n",
+ name ));
if ((sock = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) {
- DEBUG(1, ("smb_traffic_analyzer: Couldn create socket,"
+ DEBUG(1, ("smb_traffic_analyzer_connect_unix_socket: "
+ "Couldn't create socket, "
"make sure stad is running!\n"));
+ return -1;
}
remote.sun_family = AF_UNIX;
- strlcpy(remote.sun_path, "/var/tmp/stadsocket",
+ strlcpy(remote.sun_path, name,
sizeof(remote.sun_path));
len=strlen(remote.sun_path) + sizeof(remote.sun_family);
if (connect(sock, (struct sockaddr *)&remote, len) == -1 ) {
- DEBUG(1, ("smb_traffic_analyzer: Could not connect to"
+ DEBUG(1, ("smb_traffic_analyzer_connect_unix_socket: "
+ "Could not connect to "
"socket, make sure\nstad is running!\n"));
close(sock);
+ return -1;
+ }
+ return sock;
+}
+
+/* Private data allowing shared connection sockets. */
+
+struct refcounted_sock {
+ struct refcounted_sock *next, *prev;
+ char *name;
+ uint16_t port;
+ int sock;
+ unsigned int ref_count;
+};
+
+/* Send data over a socket */
+
+static void smb_traffic_analyzer_send_data(vfs_handle_struct *handle,
+ ssize_t result,
+ const char *file_name,
+ bool Write)
+{
+ struct refcounted_sock *rf_sock = NULL;
+ struct timeval tv;
+ time_t tv_sec;
+ struct tm *tm = NULL;
+ int seconds;
+ char *str = NULL;
+ char *username = NULL;
+ const char *anon_prefix = NULL;
+ const char *total_anonymization = NULL;
+ size_t len;
+
+ SMB_VFS_HANDLE_GET_DATA(handle, rf_sock, struct refcounted_sock, return);
+
+ if (rf_sock == NULL || rf_sock->sock == -1) {
+ DEBUG(1, ("smb_traffic_analyzer_send_data: socket is "
+ "closed\n"));
return;
}
- strlcpy(Sender, String, sizeof(Sender));
- strlcat(Sender, ",\"", sizeof(Sender));
- strlcat(Sender, get_current_username(), sizeof(Sender));
- strlcat(Sender,"\",\"",sizeof(Sender));
- strlcat(Sender, current_user_info.domain, sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- if (Write)
- strlcat(Sender, "W", sizeof(Sender));
- else
- strlcat(Sender, "R", sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- strlcat(Sender, handle->conn->connectpath, sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- strlcat(Sender, file_name, sizeof(Sender));
- strlcat(Sender, "\",\"", sizeof(Sender));
- get_timestamp(TimeStamp);
- strlcat(Sender, TimeStamp, sizeof(Sender));
- strlcat(Sender, "\");", sizeof(Sender));
-
- DEBUG(10, ("smb_traffic_analyzer: sending %s\n", Sender));
- if ( send(sock, Sender, strlen(Sender), 0) == -1 ) {
- DEBUG(1, ("smb_traffic_analyzer: error sending data to"
- "socket!\n"));
- close(sock);
+
+ GetTimeOfDay(&tv);
+ tv_sec = convert_timespec_to_time_t(convert_timeval_to_timespec(tv));
+ tm = localtime(&tv_sec);
+ if (!tm) {
+ return;
+ }
+ seconds=(float) (tv.tv_usec / 1000);
+
+ /* check if anonymization is required */
+
+ total_anonymization=lp_parm_const_string(SNUM(handle->conn),"smb_traffic_analyzer",
+ "total_anonymization", NULL);
+
+ anon_prefix=lp_parm_const_string(SNUM(handle->conn),"smb_traffic_analyzer",\
+ "anonymize_prefix", NULL );
+ if (anon_prefix!=NULL) {
+ if (total_anonymization!=NULL) {
+ username = talloc_asprintf(talloc_tos(),
+ "%s",
+ anon_prefix);
+ } else {
+ username = talloc_asprintf(talloc_tos(),
+ "%s%i",
+ anon_prefix,
+ str_checksum(
+ handle->conn->server_info->sanitized_username ) );
+ }
+
+ } else {
+ username = handle->conn->server_info->sanitized_username;
+ }
+
+ if (!username) {
return;
}
- /* one operation, close the socket */
- close(sock);
- return;
+ str = talloc_asprintf(talloc_tos(),
+ "V1,%u,\"%s\",\"%s\",\"%c\",\"%s\",\"%s\","
+ "\"%04d-%02d-%02d %02d:%02d:%02d.%03d\"\n",
+ (unsigned int)result,
+ username,
+ pdb_get_domain(handle->conn->server_info->sam_account),
+ Write ? 'W' : 'R',
+ handle->conn->connectpath,
+ file_name,
+ tm->tm_year+1900,
+ tm->tm_mon+1,
+ tm->tm_mday,
+ tm->tm_hour,
+ tm->tm_min,
+ tm->tm_sec,
+ (int)seconds);
+
+ if (!str) {
+ return;
+ }
+
+ len = strlen(str);
+
+ DEBUG(10, ("smb_traffic_analyzer_send_data_socket: sending %s\n",
+ str));
+ if (write_data(rf_sock->sock, str, len) != len) {
+ DEBUG(1, ("smb_traffic_analyzer_send_data_socket: "
+ "error sending data to socket!\n"));
+ return ;
+ }
}
-static void smb_traffic_analyzer_send_data( char *Buffer , vfs_handle_struct \
- *handle, char *file_name, bool Write, files_struct *fsp)
-{
+static struct refcounted_sock *sock_list;
- if (smb_traffic_analyzer_connMode(handle) == UNIX_DOMAIN_SOCKET) {
- smb_traffic_analyzer_send_data_unix_socket(Buffer, handle, \
- fsp->fsp_name, Write);
- } else {
- smb_traffic_analyzer_send_data_inet_socket(Buffer, handle, \
- fsp->fsp_name, Write);
- }
+static void smb_traffic_analyzer_free_data(void **pptr)
+{
+ struct refcounted_sock *rf_sock = *(struct refcounted_sock **)pptr;
+ if (rf_sock == NULL) {
+ return;
+ }
+ rf_sock->ref_count--;
+ if (rf_sock->ref_count != 0) {
+ return;
+ }
+ if (rf_sock->sock != -1) {
+ close(rf_sock->sock);
+ }
+ DLIST_REMOVE(sock_list, rf_sock);
+ TALLOC_FREE(rf_sock);
}
+static int smb_traffic_analyzer_connect(struct vfs_handle_struct *handle,
+ const char *service,
+ const char *user)
+{
+ connection_struct *conn = handle->conn;
+ enum sock_type st = smb_traffic_analyzer_connMode(handle);
+ struct refcounted_sock *rf_sock = NULL;
+ const char *name = (st == UNIX_DOMAIN_SOCKET) ? LOCAL_PATHNAME :
+ lp_parm_const_string(SNUM(conn),
+ "smb_traffic_analyzer",
+ "host", "localhost");
+ uint16_t port = (st == UNIX_DOMAIN_SOCKET) ? 0 :
+ atoi( lp_parm_const_string(SNUM(conn),
+ "smb_traffic_analyzer", "port", "9430"));
+
+ /* Are we already connected ? */
+ for (rf_sock = sock_list; rf_sock; rf_sock = rf_sock->next) {
+ if (port == rf_sock->port &&
+ (strcmp(name, rf_sock->name) == 0)) {
+ break;
+ }
+ }
+
+ /* If we're connected already, just increase the
+ * reference count. */
+ if (rf_sock) {
+ rf_sock->ref_count++;
+ } else {
+ /* New connection. */
+ rf_sock = TALLOC_ZERO_P(NULL, struct refcounted_sock);
+ if (rf_sock == NULL) {
+ errno = ENOMEM;
+ return -1;
+ }
+ rf_sock->name = talloc_strdup(rf_sock, name);
+ if (rf_sock->name == NULL) {
+ TALLOC_FREE(rf_sock);
+ errno = ENOMEM;
+ return -1;
+ }
+ rf_sock->port = port;
+ rf_sock->ref_count = 1;
+
+ if (st == UNIX_DOMAIN_SOCKET) {
+ rf_sock->sock = smb_traffic_analyzer_connect_unix_socket(handle,
+ name);
+ } else {
+
+ rf_sock->sock = smb_traffic_analyzer_connect_inet_socket(handle,
+ name,
+ port);
+ }
+ if (rf_sock->sock == -1) {
+ TALLOC_FREE(rf_sock);
+ return -1;
+ }
+ DLIST_ADD(sock_list, rf_sock);
+ }
+ /* Store the private data. */
+ SMB_VFS_HANDLE_SET_DATA(handle, rf_sock, smb_traffic_analyzer_free_data,
+ struct refcounted_sock, return -1);
+ return SMB_VFS_NEXT_CONNECT(handle, service, user);
+}
/* VFS Functions: write, read, pread, pwrite for now */
files_struct *fsp, void *data, size_t n)
{
ssize_t result;
- fstring Buffer;
result = SMB_VFS_NEXT_READ(handle, fsp, data, n);
- DEBUG(10, ("smb_traffic_analyzer: READ: %s\n", fsp->fsp_name ));
-
- fstr_sprintf(Buffer, "%u", (uint) result);
+ DEBUG(10, ("smb_traffic_analyzer_read: READ: %s\n", fsp->fsp_name ));
- smb_traffic_analyzer_send_data(Buffer, handle, fsp->fsp_name, false, fsp);
+ smb_traffic_analyzer_send_data(handle,
+ result,
+ fsp->fsp_name,
+ false);
return result;
}
files_struct *fsp, void *data, size_t n, SMB_OFF_T offset)
{
ssize_t result;
- fstring Buffer;
result = SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
- DEBUG(10, ("smb_traffic_analyzer: READ: %s\n", fsp->fsp_name ));
+ DEBUG(10, ("smb_traffic_analyzer_pread: PREAD: %s\n", fsp->fsp_name ));
- fstr_sprintf(Buffer,"%u", (uint) result);
- smb_traffic_analyzer_send_data(Buffer, handle, fsp->fsp_name, false, fsp);
+ smb_traffic_analyzer_send_data(handle,
+ result,
+ fsp->fsp_name,
+ false);
return result;
}
files_struct *fsp, const void *data, size_t n)
{
ssize_t result;
- fstring Buffer;
result = SMB_VFS_NEXT_WRITE(handle, fsp, data, n);
- DEBUG(10, ("smb_traffic_analyzer: WRITE: %s\n", fsp->fsp_name ));
+ DEBUG(10, ("smb_traffic_analyzer_write: WRITE: %s\n", fsp->fsp_name ));
- fstr_sprintf(Buffer, "%u", (uint) result);
- smb_traffic_analyzer_send_data(Buffer, handle, fsp->fsp_name, \
- true, fsp );
+ smb_traffic_analyzer_send_data(handle,
+ result,
+ fsp->fsp_name,
+ true);
return result;
}
files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset)
{
ssize_t result;
- fstring Buffer;
result = SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
- DEBUG(10, ("smb_traffic_analyzer: PWRITE: %s\n", fsp->fsp_name ));
+ DEBUG(10, ("smb_traffic_analyzer_pwrite: PWRITE: %s\n", fsp->fsp_name ));
- fstr_sprintf(Buffer, "%u", (uint) result);
- smb_traffic_analyzer_send_data(Buffer, handle, fsp->fsp_name, true, fsp);
+ smb_traffic_analyzer_send_data(handle,
+ result,
+ fsp->fsp_name,
+ true);
return result;
}
+
+/* VFS operations we use */
+
+static vfs_op_tuple smb_traffic_analyzer_tuples[] = {
+
+ {SMB_VFS_OP(smb_traffic_analyzer_connect), SMB_VFS_OP_CONNECT,
+ SMB_VFS_LAYER_LOGGER},
+ {SMB_VFS_OP(smb_traffic_analyzer_read), SMB_VFS_OP_READ,
+ SMB_VFS_LAYER_LOGGER},
+ {SMB_VFS_OP(smb_traffic_analyzer_pread), SMB_VFS_OP_PREAD,
+ SMB_VFS_LAYER_LOGGER},
+ {SMB_VFS_OP(smb_traffic_analyzer_write), SMB_VFS_OP_WRITE,
+ SMB_VFS_LAYER_LOGGER},
+ {SMB_VFS_OP(smb_traffic_analyzer_pwrite), SMB_VFS_OP_PWRITE,
+ SMB_VFS_LAYER_LOGGER},
+ {SMB_VFS_OP(NULL),SMB_VFS_OP_NOOP,SMB_VFS_LAYER_NOOP}
+};
+
+/* Module initialization */
+
+NTSTATUS vfs_smb_traffic_analyzer_init(void)
+{
+ NTSTATUS ret = smb_register_vfs(SMB_VFS_INTERFACE_VERSION, \
+ "smb_traffic_analyzer", smb_traffic_analyzer_tuples);
+
+ if (!NT_STATUS_IS_OK(ret)) {
+ return ret;
+ }
+
+ vfs_smb_traffic_analyzer_debug_level =
+ debug_add_class("smb_traffic_analyzer");
+
+ if (vfs_smb_traffic_analyzer_debug_level == -1) {
+ vfs_smb_traffic_analyzer_debug_level = DBGC_VFS;
+ DEBUG(1, ("smb_traffic_analyzer_init: Couldn't register custom"
+ "debugging class!\n"));
+ } else {
+ DEBUG(3, ("smb_traffic_analyzer_init: Debug class number of"
+ "'smb_traffic_analyzer': %d\n", \
+ vfs_smb_traffic_analyzer_debug_level));
+ }
+
+ return ret;
+}
git.samba.org / kai / samba-autobuild / .git / blobdiff