apps/nshlib: The 'ifconfig' command now uses /proc/net/stat to show network statistics. A consequence of this is that you cannot view network statistics if the procfs is not enabled and mounted at /proc
This commit is contained in:
Gregory Nutt
parent
0c03c1e840
commit
32b992971b
@ -1466,4 +1466,8 @@
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calls (2015-11-25).
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* apps/nshlib: If CONFIG_NETDEV_STATISTICS=y, then print the network
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driver statistics in the ifconfig (15-11-26).
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* apps/nshlib: The 'ifconfig' command now uses /proc/net/stat to
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show network statistics. A consequence of this is that you cannot
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view network statistics if the procfs is not enabled and mounted
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at /proc (2015-11-27).
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@ -50,6 +50,10 @@ else
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CSRCS += nsh_session.c
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endif
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ifneq ($(CONFIG_NFILE_DESCRIPTORS),0)
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CSRCS += nsh_fsutils.c
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endif
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ifeq ($(CONFIG_NSH_BUILTIN_APPS),y)
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CSRCS += nsh_builtin.c
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endif
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21
nshlib/nsh.h
21
nshlib/nsh.h
@ -1110,4 +1110,25 @@ int nsh_extmatch_count(FAR char *name, FAR int *matches, int namelen);
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FAR const char *nsh_extmatch_getname(int index);
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#endif
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/****************************************************************************
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* Name: nsh_catfile
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*
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* Description:
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* Dump the contents of a file to the current NSH terminal.
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*
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* Input Paratemets:
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* vtbl - session vtbl
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* cmd - NSH command name to use in error reporting
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* filepath - The full path to the file to be dumped
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*
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* Returned Value:
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* Zero (OK) on success; -1 (ERROR) on failure.
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*
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****************************************************************************/
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#if CONFIG_NFILE_DESCRIPTORS > 0
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int nsh_catfile(FAR struct nsh_vtbl_s *vtbl, FAR const char *cmd,
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FAR const char *filepath);
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#endif
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#endif /* __APPS_NSHLIB_NSH_H */
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@ -420,127 +420,6 @@ static int ls_recursive(FAR struct nsh_vtbl_s *vtbl, const char *dirpath,
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#endif /* CONFIG_NFILE_DESCRIPTORS > 0 && !CONFIG_NSH_DISABLE_LS */
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/****************************************************************************
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* Name: cat_common
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****************************************************************************/
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#if CONFIG_NFILE_DESCRIPTORS > 0
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#ifndef CONFIG_NSH_DISABLE_CAT
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static int cat_common(FAR struct nsh_vtbl_s *vtbl, FAR const char *cmd,
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FAR const char *filename)
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{
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FAR char *buffer;
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int fd;
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int ret = OK;
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/* Open the file for reading */
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fd = open(filename, O_RDONLY);
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if (fd < 0)
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "open", NSH_ERRNO);
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return ERROR;
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}
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buffer = (FAR char *)malloc(IOBUFFERSIZE);
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if(buffer == NULL)
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{
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(void)close(fd);
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "malloc", NSH_ERRNO);
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return ERROR;
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}
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/* And just dump it byte for byte into stdout */
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for (;;)
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{
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int nbytesread = read(fd, buffer, IOBUFFERSIZE);
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/* Check for read errors */
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if (nbytesread < 0)
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{
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int errval = errno;
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/* EINTR is not an error (but will stop stop the cat) */
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#ifndef CONFIG_DISABLE_SIGNALS
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if (errval == EINTR)
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{
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nsh_output(vtbl, g_fmtsignalrecvd, cmd);
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}
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else
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#endif
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "read", NSH_ERRNO_OF(errval));
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}
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ret = ERROR;
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break;
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}
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/* Check for data successfully read */
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else if (nbytesread > 0)
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{
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int nbyteswritten = 0;
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while (nbyteswritten < nbytesread)
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{
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ssize_t n = nsh_write(vtbl, buffer, nbytesread);
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if (n < 0)
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{
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int errval = errno;
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/* EINTR is not an error (but will stop stop the cat) */
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#ifndef CONFIG_DISABLE_SIGNALS
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if (errval == EINTR)
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{
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nsh_output(vtbl, g_fmtsignalrecvd, cmd);
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}
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else
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#endif
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "write", NSH_ERRNO);
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}
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ret = ERROR;
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break;
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}
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else
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{
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nbyteswritten += n;
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}
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}
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}
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/* Otherwise, it is the end of file */
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else
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{
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break;
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}
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}
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/* Make sure that the following NSH prompt appears on a new line. If the
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* file ends in a newline, then this will print an extra blank line
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* before the prompt, but that is preferable to the case where there is
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* no newline and the NSH prompt appears on the same line as the cat'ed
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* file.
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*/
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nsh_output(vtbl, "\n");
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/* Close the input file and return the result */
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(void)close(fd);
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free(buffer);
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return ret;
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}
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#endif
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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@ -632,7 +511,7 @@ int cmd_cat(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
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{
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/* Dump the file to the console */
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ret = cat_common(vtbl, argv[0], fullpath);
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ret = nsh_catfile(vtbl, argv[0], fullpath);
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/* Free the allocated full path */
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@ -653,7 +532,7 @@ int cmd_cat(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
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defined(CONFIG_RAMLOG_SYSLOG) && !defined(CONFIG_NSH_DISABLE_DMESG)
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int cmd_dmesg(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
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{
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return cat_common(vtbl, argv[0], CONFIG_SYSLOG_DEVPATH);
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return nsh_catfile(vtbl, argv[0], CONFIG_SYSLOG_DEVPATH);
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}
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#endif
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@ -669,7 +548,7 @@ int cmd_cp(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
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char *srcpath = NULL;
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char *destpath = NULL;
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char *allocpath = NULL;
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int oflags = O_WRONLY|O_CREAT|O_TRUNC;
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int oflags = O_WRONLY | O_CREAT | O_TRUNC;
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int rdfd;
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int wrfd;
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int ret = ERROR;
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196
nshlib/nsh_fsutils.c
Normal file
196
nshlib/nsh_fsutils.c
Normal file
@ -0,0 +1,196 @@
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/****************************************************************************
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* apps/nshlib/nsh_fsutils.c
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*
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* Copyright (C) 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#if 0
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <dirent.h>
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#include <limits.h>
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#include <libgen.h>
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#include <errno.h>
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#include <debug.h>
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#endif
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#include "nsh.h"
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#include "nsh_console.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_catfile
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*
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* Description:
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* Dump the contents of a file to the current NSH terminal.
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*
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* Input Paratemets:
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* vtbl - session vtbl
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* cmd - NSH command name to use in error reporting
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* filepath - The full path to the file to be dumped
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*
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* Returned Value:
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* Zero (OK) on success; -1 (ERROR) on failure.
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*
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****************************************************************************/
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#if CONFIG_NFILE_DESCRIPTORS > 0
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int nsh_catfile(FAR struct nsh_vtbl_s *vtbl, FAR const char *cmd,
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FAR const char *filepath)
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{
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FAR char *buffer;
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int fd;
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int ret = OK;
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/* Open the file for reading */
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fd = open(filepath, O_RDONLY);
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if (fd < 0)
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "open", NSH_ERRNO);
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return ERROR;
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}
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buffer = (FAR char *)malloc(IOBUFFERSIZE);
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if(buffer == NULL)
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{
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(void)close(fd);
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "malloc", NSH_ERRNO);
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return ERROR;
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}
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/* And just dump it byte for byte into stdout */
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for (;;)
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{
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int nbytesread = read(fd, buffer, IOBUFFERSIZE);
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/* Check for read errors */
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if (nbytesread < 0)
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{
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int errval = errno;
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/* EINTR is not an error (but will stop stop the cat) */
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#ifndef CONFIG_DISABLE_SIGNALS
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if (errval == EINTR)
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{
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nsh_output(vtbl, g_fmtsignalrecvd, cmd);
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}
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else
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#endif
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "read", NSH_ERRNO_OF(errval));
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}
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ret = ERROR;
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break;
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}
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/* Check for data successfully read */
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else if (nbytesread > 0)
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{
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int nbyteswritten = 0;
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while (nbyteswritten < nbytesread)
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{
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ssize_t n = nsh_write(vtbl, buffer, nbytesread);
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if (n < 0)
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{
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int errval = errno;
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/* EINTR is not an error (but will stop stop the cat) */
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#ifndef CONFIG_DISABLE_SIGNALS
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if (errval == EINTR)
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{
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nsh_output(vtbl, g_fmtsignalrecvd, cmd);
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}
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else
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#endif
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{
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nsh_output(vtbl, g_fmtcmdfailed, cmd, "write", NSH_ERRNO);
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}
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ret = ERROR;
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break;
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}
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else
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{
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nbyteswritten += n;
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}
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}
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}
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/* Otherwise, it is the end of file */
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else
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{
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break;
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}
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}
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/* Make sure that the following NSH prompt appears on a new line. If the
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* file ends in a newline, then this will print an extra blank line
|
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* before the prompt, but that is preferable to the case where there is
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* no newline and the NSH prompt appears on the same line as the cat'ed
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* file.
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*/
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nsh_output(vtbl, "\n");
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/* Close the input file and return the result */
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(void)close(fd);
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free(buffer);
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return ret;
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}
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#endif
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@ -274,187 +274,12 @@ errout:
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* Name: net_statistics
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****************************************************************************/
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#if defined(CONFIG_NET_STATISTICS) && !defined(CONFIG_NSH_DISABLE_IFCONFIG)
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#if defined(CONFIG_NET_STATISTICS) && defined(CONFIG_FS_PROCFS) && \
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!defined(CONFIG_FS_PROCFS_EXCLUDE_NET) && \
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!defined(CONFIG_NSH_DISABLE_IFCONFIG)
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static inline void net_statistics(FAR struct nsh_vtbl_s *vtbl)
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{
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/* Headings */
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nsh_output(vtbl, " ");
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#ifdef CONFIG_NET_IPv4
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nsh_output(vtbl, " IPv4");
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#endif
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#ifdef CONFIG_NET_IPv6
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nsh_output(vtbl, " IPv6");
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#endif
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#ifdef CONFIG_NET_TCP
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nsh_output(vtbl, " TCP");
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#endif
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#ifdef CONFIG_NET_UDP
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nsh_output(vtbl, " UDP");
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#endif
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#ifdef CONFIG_NET_ICMP
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nsh_output(vtbl, " ICMP");
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#endif
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#ifdef CONFIG_NET_ICMPv6
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nsh_output(vtbl, " ICMPv6");
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#endif
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nsh_output(vtbl, "\n");
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/* Received packets */
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nsh_output(vtbl, "Received ");
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#ifdef CONFIG_NET_IPv4
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nsh_output(vtbl, " %04x", g_netstats.ipv4.recv);
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#endif
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#ifdef CONFIG_NET_IPv6
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nsh_output(vtbl, " %04x", g_netstats.ipv6.recv);
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#endif
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#ifdef CONFIG_NET_TCP
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nsh_output(vtbl, " %04x", g_netstats.tcp.recv);
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#endif
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#ifdef CONFIG_NET_UDP
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nsh_output(vtbl, " %04x", g_netstats.udp.recv);
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#endif
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#ifdef CONFIG_NET_ICMP
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nsh_output(vtbl, " %04x", g_netstats.icmp.recv);
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#endif
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#ifdef CONFIG_NET_ICMPv6
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nsh_output(vtbl, " %04x", g_netstats.icmpv6.recv);
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#endif
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nsh_output(vtbl, "\n");
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/* Dropped packets */
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nsh_output(vtbl, "Dropped ");
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#ifdef CONFIG_NET_IPv4
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nsh_output(vtbl, " %04x", g_netstats.ipv4.drop);
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#endif
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#ifdef CONFIG_NET_IPv6
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nsh_output(vtbl, " %04x", g_netstats.ipv6.drop);
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#endif
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#ifdef CONFIG_NET_TCP
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nsh_output(vtbl, " %04x", g_netstats.tcp.drop);
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#endif
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#ifdef CONFIG_NET_UDP
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nsh_output(vtbl, " %04x", g_netstats.udp.drop);
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#endif
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#ifdef CONFIG_NET_ICMP
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nsh_output(vtbl, " %04x", g_netstats.icmp.drop);
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#endif
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#ifdef CONFIG_NET_ICMPv6
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nsh_output(vtbl, " %04x", g_netstats.icmpv6.drop);
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#endif
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nsh_output(vtbl, "\n");
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/* Dropped IP packets */
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||||
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#ifdef CONFIG_NET_IPv4
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nsh_output(vtbl, " IPv4 VHL: %04x Frg: %04x\n",
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g_netstats.ipv4.vhlerr, g_netstats.ipv4.fragerr);
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#endif
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#ifdef CONFIG_NET_IPv6
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nsh_output(vtbl, " IPv6 VHL: %04x\n",
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g_netstats.ipv6.vhlerr);
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#endif
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||||
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/* Checksum errors */
|
||||
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||||
nsh_output(vtbl, " Checksum ");
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||||
#ifdef CONFIG_NET_IPv4
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nsh_output(vtbl, " %04x", g_netstats.ipv4.chkerr);
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||||
#endif
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||||
#ifdef CONFIG_NET_IPv6
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nsh_output(vtbl, " ----");
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#endif
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#ifdef CONFIG_NET_TCP
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nsh_output(vtbl, " %04x", g_netstats.tcp.chkerr);
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#endif
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#ifdef CONFIG_NET_UDP
|
||||
nsh_output(vtbl, " %04x", g_netstats.udp.chkerr);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMP
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMPv6
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
nsh_output(vtbl, "\n");
|
||||
|
||||
#ifdef CONFIG_NET_TCP
|
||||
nsh_output(vtbl, " TCP ACK: %04x SYN: %04x\n",
|
||||
g_netstats.tcp.ackerr, g_netstats.tcp.syndrop);
|
||||
nsh_output(vtbl, " RST: %04x %04x\n",
|
||||
g_netstats.tcp.rst, g_netstats.tcp.synrst);
|
||||
#endif
|
||||
|
||||
/* Prototype errors */
|
||||
|
||||
nsh_output(vtbl, " Type ");
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
nsh_output(vtbl, " %04x", g_netstats.ipv4.protoerr);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
nsh_output(vtbl, " %04x", g_netstats.ipv6.protoerr);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_TCP
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_UDP
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMP
|
||||
nsh_output(vtbl, " %04x", g_netstats.icmp.typeerr);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMPv6
|
||||
nsh_output(vtbl, " %04x", g_netstats.icmpv6.typeerr);
|
||||
#endif
|
||||
nsh_output(vtbl, "\n");
|
||||
|
||||
/* Sent packets */
|
||||
|
||||
nsh_output(vtbl, "Sent ");
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
nsh_output(vtbl, " %04x", g_netstats.ipv4.sent);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
nsh_output(vtbl, " %04x", g_netstats.ipv6.sent);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_TCP
|
||||
nsh_output(vtbl, " %04x", g_netstats.tcp.sent);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_UDP
|
||||
nsh_output(vtbl, " %04x", g_netstats.udp.sent);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMP
|
||||
nsh_output(vtbl, " %04x", g_netstats.icmp.sent);
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMPv6
|
||||
nsh_output(vtbl, " %04x", g_netstats.icmpv6.sent);
|
||||
#endif
|
||||
nsh_output(vtbl, "\n");
|
||||
|
||||
/* TCP retransmissions */
|
||||
|
||||
#ifdef CONFIG_NET_TCP
|
||||
nsh_output(vtbl, " Rexmit ");
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
nsh_output(vtbl, " %04x", g_netstats.tcp.rexmit);
|
||||
#ifdef CONFIG_NET_UDP
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMP
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
#ifdef CONFIG_NET_ICMPv6
|
||||
nsh_output(vtbl, " ----");
|
||||
#endif
|
||||
nsh_output(vtbl, "\n");
|
||||
#endif /* CONFIG_NET_TCP */
|
||||
(void)nsh_catfile(vtbl, "ifconfig", "/proc/net/stat");
|
||||
}
|
||||
#else
|
||||
# define net_statistics(vtbl)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user