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llvm-project/lldb/source/Commands/CommandObjectPlatform.cpp

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//===-- CommandObjectPlatform.cpp -------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <mutex>
#include "CommandObjectPlatform.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Host/OptionParser.h"
#include "lldb/Host/StringConvert.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/CommandOptionValidators.h"
#include "lldb/Interpreter/CommandReturnObject.h"
#include "lldb/Interpreter/OptionGroupFile.h"
#include "lldb/Interpreter/OptionGroupPlatform.h"
#include "lldb/Target/ExecutionContext.h"
#include "lldb/Target/Platform.h"
#include "lldb/Target/Process.h"
#include "lldb/Utility/Args.h"
#include "lldb/Utility/DataExtractor.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Support/Threading.h"
using namespace lldb;
using namespace lldb_private;
static mode_t ParsePermissionString(const char *) = delete;
static mode_t ParsePermissionString(llvm::StringRef permissions) {
if (permissions.size() != 9)
return (mode_t)(-1);
bool user_r, user_w, user_x, group_r, group_w, group_x, world_r, world_w,
world_x;
user_r = (permissions[0] == 'r');
user_w = (permissions[1] == 'w');
user_x = (permissions[2] == 'x');
group_r = (permissions[3] == 'r');
group_w = (permissions[4] == 'w');
group_x = (permissions[5] == 'x');
world_r = (permissions[6] == 'r');
world_w = (permissions[7] == 'w');
world_x = (permissions[8] == 'x');
mode_t user, group, world;
user = (user_r ? 4 : 0) | (user_w ? 2 : 0) | (user_x ? 1 : 0);
group = (group_r ? 4 : 0) | (group_w ? 2 : 0) | (group_x ? 1 : 0);
world = (world_r ? 4 : 0) | (world_w ? 2 : 0) | (world_x ? 1 : 0);
return user | group | world;
}
#define LLDB_OPTIONS_permissions
#include "CommandOptions.inc"
class OptionPermissions : public OptionGroup {
public:
OptionPermissions() {}
~OptionPermissions() override = default;
lldb_private::Status
SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
char short_option = (char)GetDefinitions()[option_idx].short_option;
switch (short_option) {
case 'v': {
if (option_arg.getAsInteger(8, m_permissions)) {
m_permissions = 0777;
error.SetErrorStringWithFormat("invalid value for permissions: %s",
option_arg.str().c_str());
}
} break;
case 's': {
mode_t perms = ParsePermissionString(option_arg);
if (perms == (mode_t)-1)
error.SetErrorStringWithFormat("invalid value for permissions: %s",
option_arg.str().c_str());
else
m_permissions = perms;
} break;
case 'r':
m_permissions |= lldb::eFilePermissionsUserRead;
break;
case 'w':
m_permissions |= lldb::eFilePermissionsUserWrite;
break;
case 'x':
m_permissions |= lldb::eFilePermissionsUserExecute;
break;
case 'R':
m_permissions |= lldb::eFilePermissionsGroupRead;
break;
case 'W':
m_permissions |= lldb::eFilePermissionsGroupWrite;
break;
case 'X':
m_permissions |= lldb::eFilePermissionsGroupExecute;
break;
case 'd':
m_permissions |= lldb::eFilePermissionsWorldRead;
break;
case 't':
m_permissions |= lldb::eFilePermissionsWorldWrite;
break;
case 'e':
m_permissions |= lldb::eFilePermissionsWorldExecute;
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {
m_permissions = 0;
}
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_permissions_options);
}
// Instance variables to hold the values for command options.
uint32_t m_permissions;
private:
DISALLOW_COPY_AND_ASSIGN(OptionPermissions);
};
// "platform select <platform-name>"
class CommandObjectPlatformSelect : public CommandObjectParsed {
public:
CommandObjectPlatformSelect(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform select",
"Create a platform if needed and select it as the "
"current platform.",
"platform select <platform-name>", 0),
m_option_group(),
m_platform_options(
false) // Don't include the "--platform" option by passing false
{
m_option_group.Append(&m_platform_options, LLDB_OPT_SET_ALL, 1);
m_option_group.Finalize();
}
~CommandObjectPlatformSelect() override = default;
void HandleCompletion(CompletionRequest &request) override {
CommandCompletions::PlatformPluginNames(GetCommandInterpreter(), request,
nullptr);
}
Options *GetOptions() override { return &m_option_group; }
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
if (args.GetArgumentCount() == 1) {
const char *platform_name = args.GetArgumentAtIndex(0);
if (platform_name && platform_name[0]) {
const bool select = true;
m_platform_options.SetPlatformName(platform_name);
Status error;
ArchSpec platform_arch;
PlatformSP platform_sp(m_platform_options.CreatePlatformWithOptions(
m_interpreter, ArchSpec(), select, error, platform_arch));
if (platform_sp) {
GetDebugger().GetPlatformList().SetSelectedPlatform(platform_sp);
platform_sp->GetStatus(result.GetOutputStream());
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("invalid platform name");
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError(
"platform create takes a platform name as an argument\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
OptionGroupOptions m_option_group;
OptionGroupPlatform m_platform_options;
};
// "platform list"
class CommandObjectPlatformList : public CommandObjectParsed {
public:
CommandObjectPlatformList(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform list",
"List all platforms that are available.", nullptr,
0) {}
~CommandObjectPlatformList() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Stream &ostrm = result.GetOutputStream();
ostrm.Printf("Available platforms:\n");
PlatformSP host_platform_sp(Platform::GetHostPlatform());
ostrm.Printf("%s: %s\n", host_platform_sp->GetPluginName().GetCString(),
host_platform_sp->GetDescription());
uint32_t idx;
for (idx = 0; true; ++idx) {
const char *plugin_name =
PluginManager::GetPlatformPluginNameAtIndex(idx);
if (plugin_name == nullptr)
break;
const char *plugin_desc =
PluginManager::GetPlatformPluginDescriptionAtIndex(idx);
if (plugin_desc == nullptr)
break;
ostrm.Printf("%s: %s\n", plugin_name, plugin_desc);
}
if (idx == 0) {
result.AppendError("no platforms are available\n");
result.SetStatus(eReturnStatusFailed);
} else
result.SetStatus(eReturnStatusSuccessFinishResult);
return result.Succeeded();
}
};
// "platform status"
class CommandObjectPlatformStatus : public CommandObjectParsed {
public:
CommandObjectPlatformStatus(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform status",
"Display status for the current platform.", nullptr,
0) {}
~CommandObjectPlatformStatus() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Stream &ostrm = result.GetOutputStream();
Target *target = GetDebugger().GetSelectedTarget().get();
PlatformSP platform_sp;
if (target) {
platform_sp = target->GetPlatform();
}
if (!platform_sp) {
platform_sp = GetDebugger().GetPlatformList().GetSelectedPlatform();
}
if (platform_sp) {
platform_sp->GetStatus(ostrm);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError("no platform is currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform connect <connect-url>"
class CommandObjectPlatformConnect : public CommandObjectParsed {
public:
CommandObjectPlatformConnect(CommandInterpreter &interpreter)
: CommandObjectParsed(
interpreter, "platform connect",
"Select the current platform by providing a connection URL.",
"platform connect <connect-url>", 0) {}
~CommandObjectPlatformConnect() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Stream &ostrm = result.GetOutputStream();
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
Status error(platform_sp->ConnectRemote(args));
if (error.Success()) {
platform_sp->GetStatus(ostrm);
result.SetStatus(eReturnStatusSuccessFinishResult);
platform_sp->ConnectToWaitingProcesses(GetDebugger(), error);
if (error.Fail()) {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendErrorWithFormat("%s\n", error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform is currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
OptionGroupOptions *m_platform_options = nullptr;
if (platform_sp) {
m_platform_options = platform_sp->GetConnectionOptions(m_interpreter);
if (m_platform_options != nullptr && !m_platform_options->m_did_finalize)
m_platform_options->Finalize();
}
return m_platform_options;
}
};
// "platform disconnect"
class CommandObjectPlatformDisconnect : public CommandObjectParsed {
public:
CommandObjectPlatformDisconnect(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform disconnect",
"Disconnect from the current platform.",
"platform disconnect", 0) {}
~CommandObjectPlatformDisconnect() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
if (args.GetArgumentCount() == 0) {
Status error;
if (platform_sp->IsConnected()) {
// Cache the instance name if there is one since we are about to
// disconnect and the name might go with it.
const char *hostname_cstr = platform_sp->GetHostname();
std::string hostname;
if (hostname_cstr)
hostname.assign(hostname_cstr);
error = platform_sp->DisconnectRemote();
if (error.Success()) {
Stream &ostrm = result.GetOutputStream();
if (hostname.empty())
ostrm.Printf("Disconnected from \"%s\"\n",
platform_sp->GetPluginName().GetCString());
else
ostrm.Printf("Disconnected from \"%s\"\n", hostname.c_str());
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendErrorWithFormat("%s", error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
// Not connected...
result.AppendErrorWithFormat(
"not connected to '%s'",
platform_sp->GetPluginName().GetCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
// Bad args
result.AppendError(
"\"platform disconnect\" doesn't take any arguments");
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform is currently selected");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform settings"
class CommandObjectPlatformSettings : public CommandObjectParsed {
public:
CommandObjectPlatformSettings(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform settings",
"Set settings for the current target's platform, "
"or for a platform by name.",
"platform settings", 0),
m_options(),
m_option_working_dir(LLDB_OPT_SET_1, false, "working-dir", 'w', 0,
eArgTypePath,
"The working directory for the platform.") {
m_options.Append(&m_option_working_dir, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1);
}
~CommandObjectPlatformSettings() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
if (m_option_working_dir.GetOptionValue().OptionWasSet())
platform_sp->SetWorkingDirectory(
m_option_working_dir.GetOptionValue().GetCurrentValue());
} else {
result.AppendError("no platform is currently selected");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override {
if (!m_options.DidFinalize())
m_options.Finalize();
return &m_options;
}
protected:
OptionGroupOptions m_options;
OptionGroupFile m_option_working_dir;
};
// "platform mkdir"
class CommandObjectPlatformMkDir : public CommandObjectParsed {
public:
CommandObjectPlatformMkDir(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform mkdir",
"Make a new directory on the remote end.", nullptr,
0),
m_options() {}
~CommandObjectPlatformMkDir() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
std::string cmd_line;
args.GetCommandString(cmd_line);
uint32_t mode;
const OptionPermissions *options_permissions =
(const OptionPermissions *)m_options.GetGroupWithOption('r');
if (options_permissions)
mode = options_permissions->m_permissions;
else
mode = lldb::eFilePermissionsUserRWX | lldb::eFilePermissionsGroupRWX |
lldb::eFilePermissionsWorldRX;
Status error = platform_sp->MakeDirectory(FileSpec(cmd_line), mode);
if (error.Success()) {
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override {
if (!m_options.DidFinalize()) {
m_options.Append(new OptionPermissions());
m_options.Finalize();
}
return &m_options;
}
OptionGroupOptions m_options;
};
// "platform fopen"
class CommandObjectPlatformFOpen : public CommandObjectParsed {
public:
CommandObjectPlatformFOpen(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform file open",
"Open a file on the remote end.", nullptr, 0),
m_options() {}
~CommandObjectPlatformFOpen() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
Status error;
std::string cmd_line;
args.GetCommandString(cmd_line);
mode_t perms;
const OptionPermissions *options_permissions =
(const OptionPermissions *)m_options.GetGroupWithOption('r');
if (options_permissions)
perms = options_permissions->m_permissions;
else
perms = lldb::eFilePermissionsUserRW | lldb::eFilePermissionsGroupRW |
lldb::eFilePermissionsWorldRead;
lldb::user_id_t fd = platform_sp->OpenFile(
FileSpec(cmd_line),
File::eOpenOptionRead | File::eOpenOptionWrite |
File::eOpenOptionAppend | File::eOpenOptionCanCreate,
perms, error);
if (error.Success()) {
result.AppendMessageWithFormat("File Descriptor = %" PRIu64 "\n", fd);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override {
if (!m_options.DidFinalize()) {
m_options.Append(new OptionPermissions());
m_options.Finalize();
}
return &m_options;
}
OptionGroupOptions m_options;
};
// "platform fclose"
class CommandObjectPlatformFClose : public CommandObjectParsed {
public:
CommandObjectPlatformFClose(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform file close",
"Close a file on the remote end.", nullptr, 0) {}
~CommandObjectPlatformFClose() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
std::string cmd_line;
args.GetCommandString(cmd_line);
const lldb::user_id_t fd =
StringConvert::ToUInt64(cmd_line.c_str(), UINT64_MAX);
Status error;
bool success = platform_sp->CloseFile(fd, error);
if (success) {
result.AppendMessageWithFormat("file %" PRIu64 " closed.\n", fd);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform fread"
#define LLDB_OPTIONS_platform_fread
#include "CommandOptions.inc"
class CommandObjectPlatformFRead : public CommandObjectParsed {
public:
CommandObjectPlatformFRead(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform file read",
"Read data from a file on the remote end.", nullptr,
0),
m_options() {}
~CommandObjectPlatformFRead() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
std::string cmd_line;
args.GetCommandString(cmd_line);
const lldb::user_id_t fd =
StringConvert::ToUInt64(cmd_line.c_str(), UINT64_MAX);
std::string buffer(m_options.m_count, 0);
Status error;
uint32_t retcode = platform_sp->ReadFile(
fd, m_options.m_offset, &buffer[0], m_options.m_count, error);
result.AppendMessageWithFormat("Return = %d\n", retcode);
result.AppendMessageWithFormat("Data = \"%s\"\n", buffer.c_str());
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override { return &m_options; }
protected:
class CommandOptions : public Options {
public:
CommandOptions() : Options() {}
~CommandOptions() override = default;
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
char short_option = (char)m_getopt_table[option_idx].val;
switch (short_option) {
case 'o':
if (option_arg.getAsInteger(0, m_offset))
error.SetErrorStringWithFormat("invalid offset: '%s'",
option_arg.str().c_str());
break;
case 'c':
if (option_arg.getAsInteger(0, m_count))
error.SetErrorStringWithFormat("invalid offset: '%s'",
option_arg.str().c_str());
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {
m_offset = 0;
m_count = 1;
}
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_platform_fread_options);
}
// Instance variables to hold the values for command options.
uint32_t m_offset;
uint32_t m_count;
};
CommandOptions m_options;
};
// "platform fwrite"
#define LLDB_OPTIONS_platform_fwrite
#include "CommandOptions.inc"
class CommandObjectPlatformFWrite : public CommandObjectParsed {
public:
CommandObjectPlatformFWrite(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform file write",
"Write data to a file on the remote end.", nullptr,
0),
m_options() {}
~CommandObjectPlatformFWrite() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
std::string cmd_line;
args.GetCommandString(cmd_line);
Status error;
const lldb::user_id_t fd =
StringConvert::ToUInt64(cmd_line.c_str(), UINT64_MAX);
uint32_t retcode =
platform_sp->WriteFile(fd, m_options.m_offset, &m_options.m_data[0],
m_options.m_data.size(), error);
result.AppendMessageWithFormat("Return = %d\n", retcode);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override { return &m_options; }
protected:
class CommandOptions : public Options {
public:
CommandOptions() : Options() {}
~CommandOptions() override = default;
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
char short_option = (char)m_getopt_table[option_idx].val;
switch (short_option) {
case 'o':
if (option_arg.getAsInteger(0, m_offset))
error.SetErrorStringWithFormat("invalid offset: '%s'",
option_arg.str().c_str());
break;
case 'd':
m_data.assign(option_arg);
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {
m_offset = 0;
m_data.clear();
}
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_platform_fwrite_options);
}
// Instance variables to hold the values for command options.
uint32_t m_offset;
std::string m_data;
};
CommandOptions m_options;
};
class CommandObjectPlatformFile : public CommandObjectMultiword {
public:
// Constructors and Destructors
CommandObjectPlatformFile(CommandInterpreter &interpreter)
: CommandObjectMultiword(
interpreter, "platform file",
"Commands to access files on the current platform.",
"platform file [open|close|read|write] ...") {
LoadSubCommand(
"open", CommandObjectSP(new CommandObjectPlatformFOpen(interpreter)));
LoadSubCommand(
"close", CommandObjectSP(new CommandObjectPlatformFClose(interpreter)));
LoadSubCommand(
"read", CommandObjectSP(new CommandObjectPlatformFRead(interpreter)));
LoadSubCommand(
"write", CommandObjectSP(new CommandObjectPlatformFWrite(interpreter)));
}
~CommandObjectPlatformFile() override = default;
private:
// For CommandObjectPlatform only
DISALLOW_COPY_AND_ASSIGN(CommandObjectPlatformFile);
};
// "platform get-file remote-file-path host-file-path"
class CommandObjectPlatformGetFile : public CommandObjectParsed {
public:
CommandObjectPlatformGetFile(CommandInterpreter &interpreter)
: CommandObjectParsed(
interpreter, "platform get-file",
"Transfer a file from the remote end to the local host.",
"platform get-file <remote-file-spec> <local-file-spec>", 0) {
SetHelpLong(
R"(Examples:
(lldb) platform get-file /the/remote/file/path /the/local/file/path
Transfer a file from the remote end with file path /the/remote/file/path to the local host.)");
CommandArgumentEntry arg1, arg2;
CommandArgumentData file_arg_remote, file_arg_host;
// Define the first (and only) variant of this arg.
file_arg_remote.arg_type = eArgTypeFilename;
file_arg_remote.arg_repetition = eArgRepeatPlain;
// There is only one variant this argument could be; put it into the
// argument entry.
arg1.push_back(file_arg_remote);
// Define the second (and only) variant of this arg.
file_arg_host.arg_type = eArgTypeFilename;
file_arg_host.arg_repetition = eArgRepeatPlain;
// There is only one variant this argument could be; put it into the
// argument entry.
arg2.push_back(file_arg_host);
// Push the data for the first and the second arguments into the
// m_arguments vector.
m_arguments.push_back(arg1);
m_arguments.push_back(arg2);
}
~CommandObjectPlatformGetFile() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
// If the number of arguments is incorrect, issue an error message.
if (args.GetArgumentCount() != 2) {
result.GetErrorStream().Printf("error: required arguments missing; "
"specify both the source and destination "
"file paths\n");
result.SetStatus(eReturnStatusFailed);
return false;
}
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
const char *remote_file_path = args.GetArgumentAtIndex(0);
const char *local_file_path = args.GetArgumentAtIndex(1);
Status error = platform_sp->GetFile(FileSpec(remote_file_path),
FileSpec(local_file_path));
if (error.Success()) {
result.AppendMessageWithFormat(
"successfully get-file from %s (remote) to %s (host)\n",
remote_file_path, local_file_path);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendMessageWithFormat("get-file failed: %s\n",
error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform get-size remote-file-path"
class CommandObjectPlatformGetSize : public CommandObjectParsed {
public:
CommandObjectPlatformGetSize(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform get-size",
"Get the file size from the remote end.",
"platform get-size <remote-file-spec>", 0) {
SetHelpLong(
R"(Examples:
(lldb) platform get-size /the/remote/file/path
Get the file size from the remote end with path /the/remote/file/path.)");
CommandArgumentEntry arg1;
CommandArgumentData file_arg_remote;
// Define the first (and only) variant of this arg.
file_arg_remote.arg_type = eArgTypeFilename;
file_arg_remote.arg_repetition = eArgRepeatPlain;
// There is only one variant this argument could be; put it into the
// argument entry.
arg1.push_back(file_arg_remote);
// Push the data for the first argument into the m_arguments vector.
m_arguments.push_back(arg1);
}
~CommandObjectPlatformGetSize() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
// If the number of arguments is incorrect, issue an error message.
if (args.GetArgumentCount() != 1) {
result.GetErrorStream().Printf("error: required argument missing; "
"specify the source file path as the only "
"argument\n");
result.SetStatus(eReturnStatusFailed);
return false;
}
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
std::string remote_file_path(args.GetArgumentAtIndex(0));
user_id_t size = platform_sp->GetFileSize(FileSpec(remote_file_path));
if (size != UINT64_MAX) {
result.AppendMessageWithFormat("File size of %s (remote): %" PRIu64
"\n",
remote_file_path.c_str(), size);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendMessageWithFormat(
"Error getting file size of %s (remote)\n",
remote_file_path.c_str());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform put-file"
class CommandObjectPlatformPutFile : public CommandObjectParsed {
public:
CommandObjectPlatformPutFile(CommandInterpreter &interpreter)
: CommandObjectParsed(
interpreter, "platform put-file",
"Transfer a file from this system to the remote end.", nullptr, 0) {
}
~CommandObjectPlatformPutFile() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
const char *src = args.GetArgumentAtIndex(0);
const char *dst = args.GetArgumentAtIndex(1);
FileSpec src_fs(src);
FileSystem::Instance().Resolve(src_fs);
FileSpec dst_fs(dst ? dst : src_fs.GetFilename().GetCString());
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
Status error(platform_sp->PutFile(src_fs, dst_fs));
if (error.Success()) {
result.SetStatus(eReturnStatusSuccessFinishNoResult);
} else {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform currently selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
// "platform process launch"
class CommandObjectPlatformProcessLaunch : public CommandObjectParsed {
public:
CommandObjectPlatformProcessLaunch(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform process launch",
"Launch a new process on a remote platform.",
"platform process launch program",
eCommandRequiresTarget | eCommandTryTargetAPILock),
m_options() {}
~CommandObjectPlatformProcessLaunch() override = default;
Options *GetOptions() override { return &m_options; }
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Target *target = GetDebugger().GetSelectedTarget().get();
PlatformSP platform_sp;
if (target) {
platform_sp = target->GetPlatform();
}
if (!platform_sp) {
platform_sp = GetDebugger().GetPlatformList().GetSelectedPlatform();
}
if (platform_sp) {
Status error;
const size_t argc = args.GetArgumentCount();
Target *target = m_exe_ctx.GetTargetPtr();
Module *exe_module = target->GetExecutableModulePointer();
if (exe_module) {
m_options.launch_info.GetExecutableFile() = exe_module->GetFileSpec();
llvm::SmallString<128> exe_path;
m_options.launch_info.GetExecutableFile().GetPath(exe_path);
if (!exe_path.empty())
m_options.launch_info.GetArguments().AppendArgument(exe_path);
m_options.launch_info.GetArchitecture() = exe_module->GetArchitecture();
}
if (argc > 0) {
if (m_options.launch_info.GetExecutableFile()) {
// We already have an executable file, so we will use this and all
// arguments to this function are extra arguments
m_options.launch_info.GetArguments().AppendArguments(args);
} else {
// We don't have any file yet, so the first argument is our
// executable, and the rest are program arguments
const bool first_arg_is_executable = true;
m_options.launch_info.SetArguments(args, first_arg_is_executable);
}
}
if (m_options.launch_info.GetExecutableFile()) {
Debugger &debugger = GetDebugger();
if (argc == 0)
target->GetRunArguments(m_options.launch_info.GetArguments());
ProcessSP process_sp(platform_sp->DebugProcess(
m_options.launch_info, debugger, target, error));
if (process_sp && process_sp->IsAlive()) {
result.SetStatus(eReturnStatusSuccessFinishNoResult);
return true;
}
if (error.Success())
result.AppendError("process launch failed");
else
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
} else {
result.AppendError("'platform process launch' uses the current target "
"file and arguments, or the executable and its "
"arguments can be specified in this command");
result.SetStatus(eReturnStatusFailed);
return false;
}
} else {
result.AppendError("no platform is selected\n");
}
return result.Succeeded();
}
protected:
ProcessLaunchCommandOptions m_options;
};
// "platform process list"
static PosixPlatformCommandOptionValidator posix_validator;
#define LLDB_OPTIONS_platform_process_list
#include "CommandOptions.inc"
class CommandObjectPlatformProcessList : public CommandObjectParsed {
public:
CommandObjectPlatformProcessList(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform process list",
"List processes on a remote platform by name, pid, "
"or many other matching attributes.",
"platform process list", 0),
m_options() {}
~CommandObjectPlatformProcessList() override = default;
Options *GetOptions() override { return &m_options; }
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Target *target = GetDebugger().GetSelectedTarget().get();
PlatformSP platform_sp;
if (target) {
platform_sp = target->GetPlatform();
}
if (!platform_sp) {
platform_sp = GetDebugger().GetPlatformList().GetSelectedPlatform();
}
if (platform_sp) {
Status error;
if (args.GetArgumentCount() == 0) {
if (platform_sp) {
Stream &ostrm = result.GetOutputStream();
lldb::pid_t pid =
m_options.match_info.GetProcessInfo().GetProcessID();
if (pid != LLDB_INVALID_PROCESS_ID) {
ProcessInstanceInfo proc_info;
if (platform_sp->GetProcessInfo(pid, proc_info)) {
ProcessInstanceInfo::DumpTableHeader(ostrm, m_options.show_args,
m_options.verbose);
proc_info.DumpAsTableRow(ostrm, platform_sp->GetUserIDResolver(),
m_options.show_args, m_options.verbose);
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendErrorWithFormat(
"no process found with pid = %" PRIu64 "\n", pid);
result.SetStatus(eReturnStatusFailed);
}
} else {
ProcessInstanceInfoList proc_infos;
const uint32_t matches =
platform_sp->FindProcesses(m_options.match_info, proc_infos);
const char *match_desc = nullptr;
const char *match_name =
m_options.match_info.GetProcessInfo().GetName();
if (match_name && match_name[0]) {
switch (m_options.match_info.GetNameMatchType()) {
case NameMatch::Ignore:
break;
case NameMatch::Equals:
match_desc = "matched";
break;
case NameMatch::Contains:
match_desc = "contained";
break;
case NameMatch::StartsWith:
match_desc = "started with";
break;
case NameMatch::EndsWith:
match_desc = "ended with";
break;
case NameMatch::RegularExpression:
match_desc = "matched the regular expression";
break;
}
}
if (matches == 0) {
if (match_desc)
result.AppendErrorWithFormat(
"no processes were found that %s \"%s\" on the \"%s\" "
"platform\n",
match_desc, match_name,
platform_sp->GetPluginName().GetCString());
else
result.AppendErrorWithFormat(
"no processes were found on the \"%s\" platform\n",
platform_sp->GetPluginName().GetCString());
result.SetStatus(eReturnStatusFailed);
} else {
result.AppendMessageWithFormat(
"%u matching process%s found on \"%s\"", matches,
matches > 1 ? "es were" : " was",
platform_sp->GetName().GetCString());
if (match_desc)
result.AppendMessageWithFormat(" whose name %s \"%s\"",
match_desc, match_name);
result.AppendMessageWithFormat("\n");
ProcessInstanceInfo::DumpTableHeader(ostrm, m_options.show_args,
m_options.verbose);
for (uint32_t i = 0; i < matches; ++i) {
proc_infos.GetProcessInfoAtIndex(i).DumpAsTableRow(
ostrm, platform_sp->GetUserIDResolver(),
m_options.show_args, m_options.verbose);
}
}
}
}
} else {
result.AppendError("invalid args: process list takes only options\n");
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform is selected\n");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
class CommandOptions : public Options {
public:
CommandOptions()
: Options(), match_info(), show_args(false), verbose(false) {
}
~CommandOptions() override = default;
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
const int short_option = m_getopt_table[option_idx].val;
bool success = false;
uint32_t id = LLDB_INVALID_PROCESS_ID;
success = !option_arg.getAsInteger(0, id);
switch (short_option) {
case 'p': {
match_info.GetProcessInfo().SetProcessID(id);
if (!success)
error.SetErrorStringWithFormat("invalid process ID string: '%s'",
option_arg.str().c_str());
break;
}
case 'P':
match_info.GetProcessInfo().SetParentProcessID(id);
if (!success)
error.SetErrorStringWithFormat(
"invalid parent process ID string: '%s'",
option_arg.str().c_str());
break;
case 'u':
match_info.GetProcessInfo().SetUserID(success ? id : UINT32_MAX);
if (!success)
error.SetErrorStringWithFormat("invalid user ID string: '%s'",
option_arg.str().c_str());
break;
case 'U':
match_info.GetProcessInfo().SetEffectiveUserID(success ? id
: UINT32_MAX);
if (!success)
error.SetErrorStringWithFormat(
"invalid effective user ID string: '%s'",
option_arg.str().c_str());
break;
case 'g':
match_info.GetProcessInfo().SetGroupID(success ? id : UINT32_MAX);
if (!success)
error.SetErrorStringWithFormat("invalid group ID string: '%s'",
option_arg.str().c_str());
break;
case 'G':
match_info.GetProcessInfo().SetEffectiveGroupID(success ? id
: UINT32_MAX);
if (!success)
error.SetErrorStringWithFormat(
"invalid effective group ID string: '%s'",
option_arg.str().c_str());
break;
case 'a': {
TargetSP target_sp =
execution_context ? execution_context->GetTargetSP() : TargetSP();
DebuggerSP debugger_sp =
target_sp ? target_sp->GetDebugger().shared_from_this()
: DebuggerSP();
PlatformSP platform_sp =
debugger_sp ? debugger_sp->GetPlatformList().GetSelectedPlatform()
: PlatformSP();
match_info.GetProcessInfo().GetArchitecture() =
Platform::GetAugmentedArchSpec(platform_sp.get(), option_arg);
} break;
case 'n':
match_info.GetProcessInfo().GetExecutableFile().SetFile(
option_arg, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::Equals);
break;
case 'e':
match_info.GetProcessInfo().GetExecutableFile().SetFile(
option_arg, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::EndsWith);
break;
case 's':
match_info.GetProcessInfo().GetExecutableFile().SetFile(
option_arg, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::StartsWith);
break;
case 'c':
match_info.GetProcessInfo().GetExecutableFile().SetFile(
option_arg, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::Contains);
break;
case 'r':
match_info.GetProcessInfo().GetExecutableFile().SetFile(
option_arg, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::RegularExpression);
break;
case 'A':
show_args = true;
break;
case 'v':
verbose = true;
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {
match_info.Clear();
show_args = false;
verbose = false;
}
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_platform_process_list_options);
}
// Instance variables to hold the values for command options.
ProcessInstanceInfoMatch match_info;
bool show_args;
bool verbose;
};
CommandOptions m_options;
};
// "platform process info"
class CommandObjectPlatformProcessInfo : public CommandObjectParsed {
public:
CommandObjectPlatformProcessInfo(CommandInterpreter &interpreter)
: CommandObjectParsed(
interpreter, "platform process info",
"Get detailed information for one or more process by process ID.",
"platform process info <pid> [<pid> <pid> ...]", 0) {
CommandArgumentEntry arg;
CommandArgumentData pid_args;
// Define the first (and only) variant of this arg.
pid_args.arg_type = eArgTypePid;
pid_args.arg_repetition = eArgRepeatStar;
// There is only one variant this argument could be; put it into the
// argument entry.
arg.push_back(pid_args);
// Push the data for the first argument into the m_arguments vector.
m_arguments.push_back(arg);
}
~CommandObjectPlatformProcessInfo() override = default;
protected:
bool DoExecute(Args &args, CommandReturnObject &result) override {
Target *target = GetDebugger().GetSelectedTarget().get();
PlatformSP platform_sp;
if (target) {
platform_sp = target->GetPlatform();
}
if (!platform_sp) {
platform_sp = GetDebugger().GetPlatformList().GetSelectedPlatform();
}
if (platform_sp) {
const size_t argc = args.GetArgumentCount();
if (argc > 0) {
Status error;
if (platform_sp->IsConnected()) {
Stream &ostrm = result.GetOutputStream();
for (auto &entry : args.entries()) {
lldb::pid_t pid;
if (entry.ref().getAsInteger(0, pid)) {
result.AppendErrorWithFormat("invalid process ID argument '%s'",
entry.ref().str().c_str());
result.SetStatus(eReturnStatusFailed);
break;
} else {
ProcessInstanceInfo proc_info;
if (platform_sp->GetProcessInfo(pid, proc_info)) {
ostrm.Printf("Process information for process %" PRIu64 ":\n",
pid);
proc_info.Dump(ostrm, platform_sp->GetUserIDResolver());
} else {
ostrm.Printf("error: no process information is available for "
"process %" PRIu64 "\n",
pid);
}
ostrm.EOL();
}
}
} else {
// Not connected...
result.AppendErrorWithFormat(
"not connected to '%s'",
platform_sp->GetPluginName().GetCString());
result.SetStatus(eReturnStatusFailed);
}
} else {
// No args
result.AppendError("one or more process id(s) must be specified");
result.SetStatus(eReturnStatusFailed);
}
} else {
result.AppendError("no platform is currently selected");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
#define LLDB_OPTIONS_platform_process_attach
#include "CommandOptions.inc"
class CommandObjectPlatformProcessAttach : public CommandObjectParsed {
public:
class CommandOptions : public Options {
public:
CommandOptions() : Options() {
// Keep default values of all options in one place: OptionParsingStarting
// ()
OptionParsingStarting(nullptr);
}
~CommandOptions() override = default;
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
char short_option = (char)m_getopt_table[option_idx].val;
switch (short_option) {
case 'p': {
lldb::pid_t pid = LLDB_INVALID_PROCESS_ID;
if (option_arg.getAsInteger(0, pid)) {
error.SetErrorStringWithFormat("invalid process ID '%s'",
option_arg.str().c_str());
} else {
attach_info.SetProcessID(pid);
}
} break;
case 'P':
attach_info.SetProcessPluginName(option_arg);
break;
case 'n':
attach_info.GetExecutableFile().SetFile(option_arg,
FileSpec::Style::native);
break;
case 'w':
attach_info.SetWaitForLaunch(true);
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {
attach_info.Clear();
}
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_platform_process_attach_options);
}
void HandleOptionArgumentCompletion(
CompletionRequest &request, OptionElementVector &opt_element_vector,
int opt_element_index, CommandInterpreter &interpreter) override {
int opt_arg_pos = opt_element_vector[opt_element_index].opt_arg_pos;
int opt_defs_index = opt_element_vector[opt_element_index].opt_defs_index;
// We are only completing the name option for now...
// Are we in the name?
if (GetDefinitions()[opt_defs_index].short_option != 'n')
return;
// Look to see if there is a -P argument provided, and if so use that
// plugin, otherwise use the default plugin.
const char *partial_name = nullptr;
partial_name = request.GetParsedLine().GetArgumentAtIndex(opt_arg_pos);
PlatformSP platform_sp(interpreter.GetPlatform(true));
if (!platform_sp)
return;
ProcessInstanceInfoList process_infos;
ProcessInstanceInfoMatch match_info;
if (partial_name) {
match_info.GetProcessInfo().GetExecutableFile().SetFile(
partial_name, FileSpec::Style::native);
match_info.SetNameMatchType(NameMatch::StartsWith);
}
platform_sp->FindProcesses(match_info, process_infos);
const uint32_t num_matches = process_infos.GetSize();
if (num_matches == 0)
return;
for (uint32_t i = 0; i < num_matches; ++i) {
request.AddCompletion(process_infos.GetProcessNameAtIndex(i));
}
return;
}
// Options table: Required for subclasses of Options.
static OptionDefinition g_option_table[];
// Instance variables to hold the values for command options.
ProcessAttachInfo attach_info;
};
CommandObjectPlatformProcessAttach(CommandInterpreter &interpreter)
: CommandObjectParsed(interpreter, "platform process attach",
"Attach to a process.",
"platform process attach <cmd-options>"),
m_options() {}
~CommandObjectPlatformProcessAttach() override = default;
bool DoExecute(Args &command, CommandReturnObject &result) override {
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (platform_sp) {
Status err;
ProcessSP remote_process_sp = platform_sp->Attach(
m_options.attach_info, GetDebugger(), nullptr, err);
if (err.Fail()) {
result.AppendError(err.AsCString());
result.SetStatus(eReturnStatusFailed);
} else if (!remote_process_sp) {
result.AppendError("could not attach: unknown reason");
result.SetStatus(eReturnStatusFailed);
} else
result.SetStatus(eReturnStatusSuccessFinishResult);
} else {
result.AppendError("no platform is currently selected");
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
Options *GetOptions() override { return &m_options; }
protected:
CommandOptions m_options;
};
class CommandObjectPlatformProcess : public CommandObjectMultiword {
public:
// Constructors and Destructors
CommandObjectPlatformProcess(CommandInterpreter &interpreter)
: CommandObjectMultiword(interpreter, "platform process",
"Commands to query, launch and attach to "
"processes on the current platform.",
"platform process [attach|launch|list] ...") {
LoadSubCommand(
"attach",
CommandObjectSP(new CommandObjectPlatformProcessAttach(interpreter)));
LoadSubCommand(
"launch",
CommandObjectSP(new CommandObjectPlatformProcessLaunch(interpreter)));
LoadSubCommand("info", CommandObjectSP(new CommandObjectPlatformProcessInfo(
interpreter)));
LoadSubCommand("list", CommandObjectSP(new CommandObjectPlatformProcessList(
interpreter)));
}
~CommandObjectPlatformProcess() override = default;
private:
// For CommandObjectPlatform only
DISALLOW_COPY_AND_ASSIGN(CommandObjectPlatformProcess);
};
// "platform shell"
#define LLDB_OPTIONS_platform_shell
#include "CommandOptions.inc"
class CommandObjectPlatformShell : public CommandObjectRaw {
public:
class CommandOptions : public Options {
public:
CommandOptions() : Options() {}
~CommandOptions() override = default;
llvm::ArrayRef<OptionDefinition> GetDefinitions() override {
return llvm::makeArrayRef(g_platform_shell_options);
}
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) override {
Status error;
const char short_option = (char)GetDefinitions()[option_idx].short_option;
switch (short_option) {
case 't':
uint32_t timeout_sec;
if (option_arg.getAsInteger(10, timeout_sec))
error.SetErrorStringWithFormat(
"could not convert \"%s\" to a numeric value.",
option_arg.str().c_str());
else
timeout = std::chrono::seconds(timeout_sec);
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionParsingStarting(ExecutionContext *execution_context) override {}
Timeout<std::micro> timeout = std::chrono::seconds(10);
};
CommandObjectPlatformShell(CommandInterpreter &interpreter)
: CommandObjectRaw(interpreter, "platform shell",
"Run a shell command on the current platform.",
"platform shell <shell-command>", 0),
m_options() {}
~CommandObjectPlatformShell() override = default;
Options *GetOptions() override { return &m_options; }
bool DoExecute(llvm::StringRef raw_command_line,
CommandReturnObject &result) override {
ExecutionContext exe_ctx = GetCommandInterpreter().GetExecutionContext();
m_options.NotifyOptionParsingStarting(&exe_ctx);
// Print out an usage syntax on an empty command line.
if (raw_command_line.empty()) {
result.GetOutputStream().Printf("%s\n", this->GetSyntax().str().c_str());
return true;
}
OptionsWithRaw args(raw_command_line);
const char *expr = args.GetRawPart().c_str();
if (args.HasArgs())
if (!ParseOptions(args.GetArgs(), result))
return false;
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
Status error;
if (platform_sp) {
FileSpec working_dir{};
std::string output;
int status = -1;
int signo = -1;
error = (platform_sp->RunShellCommand(expr, working_dir, &status, &signo,
&output, m_options.timeout));
if (!output.empty())
result.GetOutputStream().PutCString(output);
if (status > 0) {
if (signo > 0) {
const char *signo_cstr = Host::GetSignalAsCString(signo);
if (signo_cstr)
result.GetOutputStream().Printf(
"error: command returned with status %i and signal %s\n",
status, signo_cstr);
else
result.GetOutputStream().Printf(
"error: command returned with status %i and signal %i\n",
status, signo);
} else
result.GetOutputStream().Printf(
"error: command returned with status %i\n", status);
}
} else {
result.GetOutputStream().Printf(
"error: cannot run remote shell commands without a platform\n");
error.SetErrorString(
"error: cannot run remote shell commands without a platform");
}
if (error.Fail()) {
result.AppendError(error.AsCString());
result.SetStatus(eReturnStatusFailed);
} else {
result.SetStatus(eReturnStatusSuccessFinishResult);
}
return true;
}
CommandOptions m_options;
};
// "platform install" - install a target to a remote end
class CommandObjectPlatformInstall : public CommandObjectParsed {
public:
CommandObjectPlatformInstall(CommandInterpreter &interpreter)
: CommandObjectParsed(
interpreter, "platform target-install",
"Install a target (bundle or executable file) to the remote end.",
"platform target-install <local-thing> <remote-sandbox>", 0) {}
~CommandObjectPlatformInstall() override = default;
bool DoExecute(Args &args, CommandReturnObject &result) override {
if (args.GetArgumentCount() != 2) {
result.AppendError("platform target-install takes two arguments");
result.SetStatus(eReturnStatusFailed);
return false;
}
// TODO: move the bulk of this code over to the platform itself
FileSpec src(args.GetArgumentAtIndex(0));
FileSystem::Instance().Resolve(src);
FileSpec dst(args.GetArgumentAtIndex(1));
if (!FileSystem::Instance().Exists(src)) {
result.AppendError("source location does not exist or is not accessible");
result.SetStatus(eReturnStatusFailed);
return false;
}
PlatformSP platform_sp(
GetDebugger().GetPlatformList().GetSelectedPlatform());
if (!platform_sp) {
result.AppendError("no platform currently selected");
result.SetStatus(eReturnStatusFailed);
return false;
}
Status error = platform_sp->Install(src, dst);
if (error.Success()) {
result.SetStatus(eReturnStatusSuccessFinishNoResult);
} else {
result.AppendErrorWithFormat("install failed: %s", error.AsCString());
result.SetStatus(eReturnStatusFailed);
}
return result.Succeeded();
}
};
CommandObjectPlatform::CommandObjectPlatform(CommandInterpreter &interpreter)
: CommandObjectMultiword(
interpreter, "platform", "Commands to manage and create platforms.",
"platform [connect|disconnect|info|list|status|select] ...") {
LoadSubCommand("select",
CommandObjectSP(new CommandObjectPlatformSelect(interpreter)));
LoadSubCommand("list",
CommandObjectSP(new CommandObjectPlatformList(interpreter)));
LoadSubCommand("status",
CommandObjectSP(new CommandObjectPlatformStatus(interpreter)));
LoadSubCommand("connect", CommandObjectSP(
new CommandObjectPlatformConnect(interpreter)));
LoadSubCommand(
"disconnect",
CommandObjectSP(new CommandObjectPlatformDisconnect(interpreter)));
LoadSubCommand("settings", CommandObjectSP(new CommandObjectPlatformSettings(
interpreter)));
LoadSubCommand("mkdir",
CommandObjectSP(new CommandObjectPlatformMkDir(interpreter)));
LoadSubCommand("file",
CommandObjectSP(new CommandObjectPlatformFile(interpreter)));
LoadSubCommand("get-file", CommandObjectSP(new CommandObjectPlatformGetFile(
interpreter)));
LoadSubCommand("get-size", CommandObjectSP(new CommandObjectPlatformGetSize(
interpreter)));
LoadSubCommand("put-file", CommandObjectSP(new CommandObjectPlatformPutFile(
interpreter)));
LoadSubCommand("process", CommandObjectSP(
new CommandObjectPlatformProcess(interpreter)));
LoadSubCommand("shell",
CommandObjectSP(new CommandObjectPlatformShell(interpreter)));
LoadSubCommand(
"target-install",
CommandObjectSP(new CommandObjectPlatformInstall(interpreter)));
}
CommandObjectPlatform::~CommandObjectPlatform() = default;
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