taskwarrior/src/commands/CmdDiagnostics.cpp
2019-01-01 08:46:21 -05:00

472 lines
13 KiB
C++

////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2006 - 2019, 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.
//
// https://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#include <cmake.h>
#include <CmdDiagnostics.h>
#include <iomanip>
#include <sstream>
#include <algorithm>
#include <stdlib.h>
#include <time.h>
#include <RX.h>
#include <Context.h>
#include <shared.h>
#include <format.h>
#ifdef HAVE_COMMIT
#include <commit.h>
#endif
#ifdef HAVE_LIBGNUTLS
#include <gnutls/gnutls.h>
#endif
////////////////////////////////////////////////////////////////////////////////
CmdDiagnostics::CmdDiagnostics ()
{
_keyword = "diagnostics";
_usage = "task diagnostics";
_description = "Platform, build and environment details";
_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::getContext ().color ())
bold = Color ("bold");
std::stringstream out;
out << '\n'
<< bold.colorize (PACKAGE_STRING)
<< '\n';
out << " Platform: " << osName ()
<< "\n\n";
// Compiler.
out << bold.colorize ("Compiler")
<< '\n'
#ifdef __VERSION__
<< " Version: "
<< __VERSION__ << '\n'
#endif
<< " 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.
out << " Compliance: "
<< cppCompliance ()
<< "\n\n";
out << bold.colorize ("Build Features")
<< '\n'
// Build date.
<< " Built: " << __DATE__ << ' ' << __TIME__ << '\n'
#ifdef HAVE_COMMIT
<< " 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
File rcFile (Context::getContext ().config.file ());
out << bold.colorize ("Configuration")
<< '\n'
<< " File: " << rcFile._data << ' '
<< (rcFile.exists ()
? "(found)"
: "(missing)")
<< ", " << rcFile.size () << ' ' << "bytes"
<< ", mode "
<< std::setbase (8)
<< rcFile.mode ()
<< '\n';
// Config: data.location found, readable, writable
File location (Context::getContext ().config.get ("data.location"));
out << " Data: " << location._data << ' '
<< (location.exists ()
? "(found)"
: "(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::getContext ().config.getBoolean ("locking")
? "Enabled"
: "Disabled")
<< '\n';
out << " GC: "
<< (Context::getContext ().config.getBoolean ("gc")
? "Enabled"
: "Disabled")
<< '\n';
// Determine rc.editor/$EDITOR/$VISUAL.
char* peditor;
if (Context::getContext ().config.get ("editor") != "")
out << " rc.editor: " << Context::getContext ().config.get ("editor") << '\n';
else if ((peditor = getenv ("VISUAL")) != nullptr)
out << " $VISUAL: " << peditor << '\n';
else if ((peditor = getenv ("EDITOR")) != nullptr)
out << " $EDITOR: " << peditor << '\n';
out << " Server: "
<< Context::getContext ().config.get ("taskd.server")
<< '\n';
auto ca_pem = Context::getContext ().config.get ("taskd.ca");
out << " CA: ";
if (ca_pem != "")
{
File file_ca (ca_pem);
if (file_ca.exists ())
out << ca_pem
<< (file_ca.readable () ? ", readable, " : ", not readable, ")
<< file_ca.size ()
<< " bytes\n";
else
out << "not found\n";
}
else
out << "-\n";
auto cert_pem = Context::getContext ().config.get ("taskd.certificate");
out << "Certificate: ";
if (cert_pem != "")
{
File file_cert (cert_pem);
if (file_cert.exists ())
out << cert_pem
<< (file_cert.readable () ? ", readable, " : ", not readable, ")
<< file_cert.size ()
<< " bytes\n";
else
out << "not found\n";
}
else
out << "-\n";
auto key_pem = Context::getContext ().config.get ("taskd.key");
out << " Key: ";
if (key_pem != "")
{
File file_key (key_pem);
if (file_key.exists ())
out << key_pem
<< (file_key.readable () ? ", readable, " : ", not readable, ")
<< file_key.size ()
<< " bytes\n";
else
out << "not found\n";
}
else
out << "-\n";
auto trust_value = Context::getContext ().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 << " Ciphers: "
<< Context::getContext ().config.get ("taskd.ciphers")
<< '\n';
// Get credentials, but mask out the key.
auto credentials = Context::getContext ().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";
// Display hook status.
Path hookLocation;
if (Context::getContext ().config.has ("hooks.location"))
{
hookLocation = Path (Context::getContext ().config.get ("hooks.location"));
}
else
{
hookLocation = Path (Context::getContext ().config.get ("data.location"));
hookLocation += "hooks";
}
out << bold.colorize ("Hooks")
<< '\n'
<< " System: "
<< (Context::getContext ().config.getBoolean ("hooks") ? "Enabled" : "Disabled")
<< '\n'
<< " Location: "
<< static_cast <std::string> (hookLocation)
<< '\n';
auto hooks = Context::getContext ().hooks.list ();
if (hooks.size ())
{
unsigned int longest = 0;
for (auto& hook : hooks)
if (hook.length () > longest)
longest = hook.length ();
longest -= hookLocation._data.length () + 1;
out << " Active: ";
int count = 0;
for (auto& hook : hooks)
{
Path p (hook);
if (! p.is_directory ())
{
auto name = p.name ();
if (p.executable () &&
(name.substr (0, 6) == "on-add" ||
name.substr (0, 9) == "on-modify" ||
name.substr (0, 9) == "on-launch" ||
name.substr (0, 7) == "on-exit"))
{
out << (count++ ? " " : "");
out.width (longest);
out << std::left << name
<< " (executable)"
<< (p.is_link () ? " (symlink)" : "")
<< '\n';
}
}
}
if (! count)
out << '\n';
out << " Inactive: ";
count = 0;
for (auto& hook : hooks)
{
Path p (hook);
if (! p.is_directory ())
{
auto name = p.name ();
if (! p.executable () ||
(name.substr (0, 6) != "on-add" &&
name.substr (0, 9) != "on-modify" &&
name.substr (0, 9) != "on-launch" &&
name.substr (0, 7) != "on-exit"))
{
out << (count++ ? " " : "");
out.width (longest);
out << std::left << name
<< (p.executable () ? " (executable)" : " (not executable)")
<< (p.is_link () ? " (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") ? "" : "unrecognized hook name")
<< '\n';
}
}
}
if (! count)
out << '\n';
}
else
out << " (-none-)\n";
out << '\n';
// Verify UUIDs are all unique.
out << bold.colorize ("Tests")
<< '\n';
// Report terminal dimensions.
out << " Terminal: "
<< Context::getContext ().getWidth ()
<< 'x'
<< Context::getContext ().getHeight ()
<< '\n';
// Scan tasks for duplicate UUIDs.
auto all = Context::getContext ().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 ("Scanned {1} tasks for duplicate UUIDs:", all.size ())
<< '\n';
if (dups.size ())
{
for (auto& d : dups)
out << " " << format ("Found duplicate {1}", d) << '\n';
}
else
{
out << " No duplicates found\n";
}
// Check all the UUID references
bool noBrokenRefs = true;
out << " Broken ref: "
<< format ("Scanned {1} tasks for broken references:", all.size ())
<< '\n';
for (auto& task : all)
{
// Check dependencies
for (auto& uuid : task.getDependencyUUIDs ())
{
if (! Context::getContext ().tdb2.has (uuid))
{
out << " "
<< format ("Task {1} depends on nonexistent task: {2}", task.get ("uuid"), uuid)
<< '\n';
noBrokenRefs = false;
}
}
// Check recurrence parent
auto parentUUID = task.get ("parent");
if (parentUUID != "" && ! Context::getContext ().tdb2.has (parentUUID))
{
out << " "
<< format ("Task {1} has nonexistent recurrence template {2}", task.get ("uuid"), parentUUID)
<< '\n';
noBrokenRefs = false;
}
}
if (noBrokenRefs)
out << " No broken references found\n";
out << '\n';
output = out.str ();
return 0;
}
////////////////////////////////////////////////////////////////////////////////