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taskwarrior/src/commands/CmdDiagnostics.cpp
Tomas Babej de8c7d230f CmdDiagnostics: Add broken reference detection
2015-10-29 20:52:00 -04:00

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////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2006 - 2015, 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
//
////////////////////////////////////////////////////////////////////////////////
#include <cmake.h>
#include <iomanip>
#include <sstream>
#include <algorithm>
#include <stdlib.h>
#include <time.h>
#include <RX.h>
#include <Context.h>
#include <i18n.h>
#include <text.h>
#include <util.h>
#ifdef HAVE_COMMIT
#include <commit.h>
#endif
#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;
_needs_gc = false;
_uses_context = false;
_accepts_filter = false;
_accepts_modifications = false;
_accepts_miscellaneous = false;
_category = Command::Category::misc;
}
////////////////////////////////////////////////////////////////////////////////
// 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;
if (context.color ())
bold = Color ("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"
#elif defined (KFREEBSD)
"GNU/kFreeBSD"
#elif defined (GNUHURD)
"GNU/Hurd"
#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" << 8 * sizeof (char)
<< " +i" << 8 * sizeof (int)
<< " +l" << 8 * sizeof (long)
<< " +vp" << 8 * sizeof (void*)
<< " +time_t" << 8 * sizeof (time_t)
<< "\n";
// Compiler compliance level.
std::string compliance = "non-compliant";
#ifdef __cplusplus
int level = __cplusplus;
if (level == 199711)
compliance = "C++98/03";
else if (level == 201103)
compliance = "C++11";
else
compliance = format (level);
#endif
out << " " << STRING_CMD_DIAG_COMPLIANCE
<< ": "
<< compliance
<< "\n\n";
out << bold.colorize (STRING_CMD_DIAG_FEATURES)
<< "\n"
// Build date.
<< " " << STRING_CMD_DIAG_BUILT << ": " << __DATE__ << " " << __TIME__ << "\n"
#ifdef HAVE_COMMIT
<< " " << STRING_CMD_DIAG_COMMIT << ": " << COMMIT << "\n"
#endif
<< " CMake: " << CMAKE_VERSION << "\n";
out << " libuuid: "
#ifdef HAVE_UUID_UNPARSE_LOWER
<< "libuuid + uuid_unparse_lower"
#else
<< "libuuid, no uuid_unparse_lower"
#endif
<< "\n";
out << " libgnutls: "
#ifdef HAVE_LIBGNUTLS
#ifdef GNUTLS_VERSION
<< GNUTLS_VERSION
#elif defined LIBGNUTLS_VERSION
<< LIBGNUTLS_VERSION
#endif
#else
<< "n/a"
#endif
<< "\n";
out << " Build type: "
#ifdef CMAKE_BUILD_TYPE
<< CMAKE_BUILD_TYPE
#else
<< "-"
#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";
char* env = getenv ("TASKRC");
if (env)
out << " TASKRC: "
<< env
<< "\n";
env = getenv ("TASKDATA");
if (env)
out << " TASKDATA: "
<< env
<< "\n";
out << " Locking: "
<< (context.config.getBoolean ("locking")
? STRING_CMD_DIAG_ENABLED
: STRING_CMD_DIAG_DISABLED)
<< "\n";
out << " GC: "
<< (context.config.getBoolean ("gc")
? 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 << " Server: "
<< context.config.get ("taskd.server")
<< "\n";
if (context.config.get ("taskd.ca") != "")
out << " CA: "
<< context.config.get ("taskd.ca")
<< (File (context.config.get ("taskd.ca")).readable ()
? ", readable, " : ", not readable, ")
<< File (context.config.get ("taskd.ca")).size ()
<< " bytes\n";
std::string trust_value = context.config.get ("taskd.trust");
if (trust_value == "strict" ||
trust_value == "ignore hostname" ||
trust_value == "allow all")
out << " Trust: " << trust_value << "\n";
else
out << " Trust: Bad value - see 'man taskrc'\n";
out << "Certificate: "
<< context.config.get ("taskd.certificate")
<< (File (context.config.get ("taskd.certificate")).readable ()
? ", readable, " : ", not readable, ")
<< File (context.config.get ("taskd.certificate")).size ()
<< " bytes\n";
out << " Key: "
<< context.config.get ("taskd.key")
<< (File (context.config.get ("taskd.key")).readable ()
? ", readable, " : ", not readable, ")
<< File (context.config.get ("taskd.key")).size ()
<< " bytes\n";
out << " Ciphers: "
<< context.config.get ("taskd.ciphers")
<< "\n";
// Get credentials, but mask out the key.
std::string credentials = context.config.get ("taskd.credentials");
auto last_slash = credentials.rfind ('/');
if (last_slash != std::string::npos)
credentials = credentials.substr (0, last_slash)
+ "/"
+ std::string (credentials.length () - last_slash - 1, '*');
out << " Creds: "
<< credentials
<< "\n\n";
// Disaply hook status.
out << bold.colorize (STRING_CMD_DIAG_HOOKS)
<< "\n"
<< " Scripts: "
<< (context.config.getBoolean ("hooks") ? STRING_CMD_DIAG_HOOK_ENABLE : STRING_CMD_DIAG_HOOK_DISABLE)
<< "\n";
std::vector <std::string> hooks = context.hooks.list ();
if (hooks.size ())
{
for (auto& hook : hooks)
{
Path p (hook);
std::string name = p.name ();
out << " "
<< hook
<< (p.executable () ? format (" ({1})", STRING_CMD_DIAG_HOOK_EXEC) : format (" ({1})", STRING_CMD_DIAG_HOOK_NO_EXEC))
<< (p.is_link () ? format (" ({1})", STRING_CMD_DIAG_HOOK_SYMLINK) : "")
<< ((name.substr (0, 6) == "on-add" ||
name.substr (0, 9) == "on-modify" ||
name.substr (0, 9) == "on-launch" ||
name.substr (0, 7) == "on-exit") ? "" : format (" ({1})", STRING_CMD_DIAG_HOOK_NAME))
<< "\n";
}
}
else
out << format (" ({1})\n", STRING_CMD_DIAG_NONE);
out << "\n";
// Verify UUIDs are all unique.
out << bold.colorize (STRING_CMD_DIAG_TESTS)
<< "\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;
for (auto& i : all)
{
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 ())
{
for (auto& d : dups)
out << " " << format (STRING_CMD_DIAG_UUID_DUP, d) << "\n";
}
else
{
out << " " << STRING_CMD_DIAG_UUID_NO_DUP
<< "\n";
}
// Check all the UUID references
bool noBrokenRefs = true;
out << " Broken ref: "
<< format (STRING_CMD_DIAG_REF_SCAN, all.size ())
<< "\n";
for (auto& task : all)
{
// Check dependencies
std::vector <std::string> dependencies;
task.getDependencies(dependencies);
for (auto& uuid : dependencies)
{
if (! context.tdb2.has (uuid))
{
out << " "
<< format (STRING_CMD_DIAG_MISS_DEP, task.get ("uuid"), uuid)
<< "\n";
noBrokenRefs = false;
}
}
// Check recurrence parent
std::string parentUUID = task.get ("parent");
if (parentUUID != "" && ! context.tdb2.has (parentUUID))
{
out << " "
<< format (STRING_CMD_DIAG_MISS_PAR, task.get ("uuid"), parentUUID)
<< "\n";
noBrokenRefs = false;
}
}
if (noBrokenRefs)
out << " " << STRING_CMD_DIAG_REF_OK
<< "\n";
out << "\n";
output = out.str ();
return 0;
}
////////////////////////////////////////////////////////////////////////////////
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