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taskwarrior-2.x/src/commands/CmdDiagnostics.cpp
Paul Beckingham 19cdf25a8f Extension Mechanism Cleanup 
- Cleaned up existing extension debris, in anticipation of the new mechanisms to
  be included in future releases.  This includes install/uninstall and a full
  set of triggers.
2013-01-12 14:47:14 -05:00

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////////////////////////////////////////////////////////////////////////////////
// taskwarrior - a command line task list manager.
//
// Copyright 2006-2012, Paul Beckingham, Federico Hernandez.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// http://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#define L10N // Localization complete.
#include <iomanip>
#include <sstream>
#include <algorithm>
#include <stdlib.h>
#include <RX.h>
#include <Context.h>
#include <i18n.h>
#include <text.h>
#include <util.h>
#include <cmake.h>
#include <commit.h>
#ifdef HAVE_LIBGNUTLS
#include <gnutls/gnutls.h>
#endif
#include <CmdDiagnostics.h>
extern Context context;
////////////////////////////////////////////////////////////////////////////////
CmdDiagnostics::CmdDiagnostics ()
{
_keyword = "diagnostics";
_usage = "task diagnostics";
_description = STRING_CMD_DIAG_USAGE;
_read_only = true;
_displays_id = false;
}
////////////////////////////////////////////////////////////////////////////////
// This command will generate output that is intended to help diagnose problems.
//
// Although this will change over time, initially this command will answer the
// kind of questions we always have to ask whenever something is wrong.
int CmdDiagnostics::execute (std::string& output)
{
Color bold ("bold");
std::stringstream out;
out << "\n"
<< bold.colorize (PACKAGE_STRING)
<< "\n";
out << " " << STRING_CMD_DIAG_PLATFORM << ": "
<<
#if defined (DARWIN)
"Darwin"
#elif defined (SOLARIS)
"Solaris"
#elif defined (CYGWIN)
"Cygwin"
#elif defined (HAIKU)
"Haiku"
#elif defined (OPENBSD)
"OpenBSD"
#elif defined (FREEBSD)
"FreeBSD"
#elif defined (NETBSD)
"NetBSD"
#elif defined (LINUX)
"Linux"
#else
STRING_CMD_DIAG_UNKNOWN
#endif
<< "\n\n";
// Compiler.
out << bold.colorize (STRING_CMD_DIAG_COMPILER)
<< "\n"
#ifdef __VERSION__
<< " " << STRING_CMD_DIAG_VERSION << ": "
<< __VERSION__ << "\n"
#endif
<< " " << STRING_CMD_DIAG_CAPS << ":"
#ifdef __STDC__
<< " +stdc"
#endif
#ifdef __STDC_HOSTED__
<< " +stdc_hosted"
#endif
#ifdef __STDC_VERSION__
<< " +" << __STDC_VERSION__
#endif
#ifdef _POSIX_VERSION
<< " +" << _POSIX_VERSION
#endif
#ifdef _POSIX2_C_VERSION
<< " +" << _POSIX2_C_VERSION
#endif
#ifdef _ILP32
<< " +ILP32"
#endif
#ifdef _LP64
<< " +LP64"
#endif
<< " +c" << sizeof (char)
<< " +i" << sizeof (int)
<< " +l" << sizeof (long)
<< " +vp" << sizeof (void*)
<< "\n\n";
out << bold.colorize (STRING_CMD_DIAG_LIBRARIES)
<< "\n";
out << " libuuid: "
#if defined (HAVE_UUID) and defined (HAVE_UUID_UNPARSE_LOWER)
<< "libuuid + uuid_unparse_lower"
#elif defined (HAVE_UUID) and !defined (HAVE_UUID_UNPARSE_LOWER)
<< "libuuid, no uuid_unparse_lower"
#else
<< "n/a"
#endif
<< "\n";
out << " libgnutls: "
#ifdef HAVE_LIBGNUTLS
<< GNUTLS_VERSION
#else
<< "n/a"
#endif
<< "\n\n";
out << bold.colorize (STRING_CMD_DIAG_FEATURES)
<< "\n"
// Build date.
<< " " << STRING_CMD_DIAG_BUILT << ": " << __DATE__ << " " << __TIME__ << "\n"
<< " " << STRING_CMD_DIAG_COMMIT << ": " << COMMIT << "\n"
<< " CMake: " << CMAKE_VERSION << "\n"
<< " " << STRING_CMD_DIAG_CAPS << ":"
#ifdef HAVE_LIBPTHREAD
<< " +pthreads"
#else
<< " -pthreads"
#endif
#ifdef HAVE_SRANDOM
<< " +srandom"
#else
<< " -srandom"
#endif
#ifdef HAVE_RANDOM
<< " +random"
#else
<< " -random"
#endif
#ifdef HAVE_UUID
<< " +uuid"
#else
<< " -uuid"
#endif
#ifdef HAVE_LIBGNUTLS
<< " +tls"
#else
<< " -tls"
#endif
<< "\n\n";
// Config: .taskrc found, readable, writable
out << bold.colorize (STRING_CMD_DIAG_CONFIG)
<< "\n"
<< " File: " << context.config._original_file._data << " "
<< (context.config._original_file.exists ()
? STRING_CMD_DIAG_FOUND
: STRING_CMD_DIAG_MISSING)
<< ", " << context.config._original_file.size () << " " << "bytes"
<< ", mode "
<< std::setbase (8)
<< context.config._original_file.mode ()
<< "\n";
// Config: data.location found, readable, writable
File location (context.config.get ("data.location"));
out << " Data: " << location._data << " "
<< (location.exists ()
? STRING_CMD_DIAG_FOUND
: STRING_CMD_DIAG_MISSING)
<< ", " << (location.is_directory () ? "dir" : "?")
<< ", mode "
<< std::setbase (8)
<< location.mode ()
<< "\n";
out << " Server: "
<< context.config.get ("taskd.server")
<< "\n";
out << " Locking: "
<< (context.config.getBoolean ("locking")
? STRING_CMD_DIAG_ENABLED
: STRING_CMD_DIAG_DISABLED)
<< "\n";
// Determine rc.editor/$EDITOR/$VISUAL.
char* peditor;
if (context.config.get ("editor") != "")
out << " rc.editor: " << context.config.get ("editor") << "\n";
else if ((peditor = getenv ("VISUAL")) != NULL)
out << " $VISUAL: " << peditor << "\n";
else if ((peditor = getenv ("EDITOR")) != NULL)
out << " $EDITOR: " << peditor << "\n";
out << "\n";
// External commands.
out << bold.colorize (STRING_CMD_DIAG_EXTERNAL)
<< "\n";
{
std::vector <std::string> matches;
char buffer [1024] = {0};
FILE* fp;
if ((fp = popen ("/usr/bin/env scp 2>&1", "r")))
{
char* p = fgets (buffer, 1023, fp);
pclose (fp);
RX r ("usage", false);
if (p)
out << " scp: "
<< (r.match (buffer)
? STRING_CMD_DIAG_FOUND
: STRING_CMD_DIAG_MISSING)
<< "\n";
}
if ((fp = popen ("/usr/bin/env rsync --version 2>&1", "r")))
{
char* p = fgets (buffer, 1023, fp);
pclose (fp);
// rsync version 2.6.9 protocol version 29
if (p)
{
RX r ("version ([0-9]+\\.[0-9]+\\.[0-9]+)", false);
matches.clear ();
r.match (matches, buffer);
out << " rsync: "
<< (matches.size () ? matches[0] : STRING_CMD_DIAG_MISSING)
<< "\n";
}
}
if ((fp = popen ("/usr/bin/env curl --version 2>&1", "r")))
{
char* p = fgets (buffer, 1023, fp);
pclose (fp);
// curl 7.19.7 (universal-apple-darwin10.0) libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3
if (p)
{
RX r ("curl ([0-9]+\\.[0-9]+\\.[0-9]+)", false);
matches.clear ();
r.match (matches, buffer);
out << " curl: "
<< (matches.size () ? matches[0] : STRING_CMD_DIAG_MISSING)
<< "\n";
}
}
out << "\n";
}
// Generate 1000 UUIDs and verify they are all unique.
out << bold.colorize (STRING_CMD_DIAG_TESTS)
<< "\n";
{
out << " UUID gen: ";
std::vector <std::string> uuids;
std::string id;
for (int i = 0; i < 1000; i++)
{
id = uuid ();
if (std::find (uuids.begin (), uuids.end (), id) != uuids.end ())
{
out << format (STRING_CMD_DIAG_UUID_BAD, i) << "\n";
break;
}
else
uuids.push_back (id);
}
if (uuids.size () >= 1000)
out << STRING_CMD_DIAG_UUID_GOOD << "\n";
// Determine terminal details.
const char* term = getenv ("TERM");
out << " $TERM: "
<< (term ? term : STRING_CMD_DIAG_NONE)
<< " ("
<< context.getWidth ()
<< "x"
<< context.getHeight ()
<< ")\n";
// Scan tasks for duplicate UUIDs.
std::vector <Task> all = context.tdb2.all_tasks ();
std::map <std::string, int> seen;
std::vector <std::string> dups;
std::string uuid;
std::vector <Task>::iterator i;
for (i = all.begin (); i != all.end (); ++i)
{
uuid = i->get ("uuid");
if (seen.find (uuid) != seen.end ())
dups.push_back (uuid);
else
seen[uuid] = 0;
}
out << " Dups: "
<< format (STRING_CMD_DIAG_UUID_SCAN, all.size ())
<< "\n";
if (dups.size ())
{
std::vector <std::string>::iterator d;
for (d = dups.begin (); d != dups.end (); ++d)
out << " " << format (STRING_CMD_DIAG_UUID_DUP, *d) << "\n";
}
else
{
out << " " << STRING_CMD_DIAG_UUID_NO_DUP
<< "\n";
}
}
out << "\n";
output = out.str ();
return 0;
}
////////////////////////////////////////////////////////////////////////////////
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