emo/thin-provisioning-tools
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[base] introduce a command type that gets registered with the app

Browse Source
This commit is contained in:
Joe Thornber
2016-01-08 12:51:52 +00:00
parent a709b9718b
commit c93e728ef4
28 changed files with 776 additions and 411 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
era/commands.cc Normal file
View File

@@ -0,0 +1,16 @@
#include "era/commands.h"
using namespace base;
//----------------------------------------------------------------
void
era::register_era_commands(base::application &app)
{
app.add_cmd(command::ptr(new era_check_cmd()));
app.add_cmd(command::ptr(new era_dump_cmd()));
app.add_cmd(command::ptr(new era_invalidate_cmd()));
app.add_cmd(command::ptr(new era_restore_cmd()));
}
//----------------------------------------------------------------

33
era/commands.h
View File

@@ -6,10 +6,35 @@
//----------------------------------------------------------------
namespace era {
extern base::command era_check_cmd;
extern base::command era_dump_cmd;
extern base::command era_invalidate_cmd;
extern base::command era_restore_cmd;
class era_check_cmd : public base::command {
public:
era_check_cmd();
virtual void usage(std::ostream &out) const;
virtual int run(int argc, char **argv);
};
class era_dump_cmd : public base::command {
public:
era_dump_cmd();
virtual void usage(std::ostream &out) const;
virtual int run(int argc, char **argv);
};
class era_invalidate_cmd : public base::command {
public:
era_invalidate_cmd();
virtual void usage(std::ostream &out) const;
virtual int run(int argc, char **argv);
};
class era_restore_cmd : public base::command {
public:
era_restore_cmd();
virtual void usage(std::ostream &out) const;
virtual int run(int argc, char **argv);
};
void register_era_commands(base::application &app);
}
//----------------------------------------------------------------

36
era/era_check.cc
View File

@@ -262,20 +262,28 @@ namespace {
return r;
}
void usage(ostream &out, string const &cmd) {
out << "Usage: " << cmd << " [options] {device|file}" << endl
<< "Options:" << endl
<< " {-q|--quiet}" << endl
<< " {-h|--help}" << endl
<< " {-V|--version}" << endl
<< " {--super-block-only}" << endl;
}
}
//----------------------------------------------------------------
int era_check_main(int argc, char **argv)
era_check_cmd::era_check_cmd()
: command("era_check")
{
}
void
era_check_cmd::usage(std::ostream &out) const
{
out << "Usage: " << get_name() << " [options] {device|file}" << endl
<< "Options:" << endl
<< " {-q|--quiet}" << endl
<< " {-h|--help}" << endl
<< " {-V|--version}" << endl
<< " {--super-block-only}" << endl;
}
int
era_check_cmd::run(int argc, char **argv)
{
int c;
flags fs;
@@ -295,7 +303,7 @@ int era_check_main(int argc, char **argv)
break;
case 'h':
usage(cout, basename(argv[0]));
usage(cout);
return 0;
case 'q':
@@ -307,20 +315,18 @@ int era_check_main(int argc, char **argv)
return 0;
default:
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
}
if (argc == optind) {
cerr << "No input file provided." << endl;
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
return check_with_exception_handling(argv[optind], fs);
}
base::command era::era_check_cmd("era_check", era_check_main);
//----------------------------------------------------------------

38
era/era_dump.cc
View File

@@ -57,21 +57,29 @@ namespace {
return 0;
}
void usage(ostream &out, string const &cmd) {
out << "Usage: " << cmd << " [options] {device|file}" << endl
<< "Options:" << endl
<< " {-h|--help}" << endl
<< " {-o <xml file>}" << endl
<< " {-V|--version}" << endl
<< " {--repair}" << endl
<< " {--logical}" << endl;
}
}
//----------------------------------------------------------------
int era_dump_main(int argc, char **argv)
era_dump_cmd::era_dump_cmd()
: command("era_dump")
{
}
void
era_dump_cmd::usage(std::ostream &out) const
{
out << "Usage: " << get_name() << " [options] {device|file}" << endl
<< "Options:" << endl
<< " {-h|--help}" << endl
<< " {-o <xml file>}" << endl
<< " {-V|--version}" << endl
<< " {--repair}" << endl
<< " {--logical}" << endl;
}
int
era_dump_cmd::run(int argc, char **argv)
{
int c;
flags fs;
@@ -98,7 +106,7 @@ int era_dump_main(int argc, char **argv)
break;
case 'h':
usage(cout, basename(argv[0]));
usage(cout);
return 0;
case 'o':
@@ -110,20 +118,18 @@ int era_dump_main(int argc, char **argv)
return 0;
default:
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
}
if (argc == optind) {
cerr << "No input file provided." << endl;
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
return dump(argv[optind], output, fs);
}
base::command era::era_dump_cmd("era_dump", era_dump_main);
//----------------------------------------------------------------

38
era/era_invalidate.cc
View File

@@ -182,20 +182,28 @@ namespace {
return 0;
}
void usage(ostream &out, string const &cmd) {
out << "Usage: " << cmd << " [options] --written-since <era> {device|file}\n"
<< "Options:\n"
<< " {-h|--help}\n"
<< " {-o <xml file>}\n"
<< " {--metadata-snapshot}\n"
<< " {-V|--version}" << endl;
}
}
//----------------------------------------------------------------
int era_invalidate_main(int argc, char **argv)
era_invalidate_cmd::era_invalidate_cmd()
: command("era_invalidate")
{
}
void
era_invalidate_cmd::usage(std::ostream &out) const
{
out << "Usage: " << get_name() << " [options] --written-since <era> {device|file}\n"
<< "Options:\n"
<< " {-h|--help}\n"
<< " {-o <xml file>}\n"
<< " {--metadata-snapshot}\n"
<< " {-V|--version}" << endl;
}
int
era_invalidate_cmd::run(int argc, char **argv)
{
int c;
flags fs;
@@ -222,7 +230,7 @@ int era_invalidate_main(int argc, char **argv)
break;
case 'h':
usage(cout, basename(argv[0]));
usage(cout);
return 0;
case 'o':
@@ -234,26 +242,24 @@ int era_invalidate_main(int argc, char **argv)
return 0;
default:
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
}
if (argc == optind) {
cerr << "No input file provided." << endl;
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
if (!fs.era_threshold_) {
cerr << "Please specify --written-since" << endl;
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
return invalidate(argv[optind], output, fs);
}
base::command era::era_invalidate_cmd("era_invalidate", era_invalidate_main);
//----------------------------------------------------------------

45
era/era_restore.cc
View File

@@ -46,23 +46,32 @@ namespace {
return 0;
}
void usage(ostream &out, string const &cmd) {
out << "Usage: " << cmd << " [options]" << endl
<< "Options:" << endl
<< " {-h|--help}" << endl
<< " {-i|--input} <input xml file>" << endl
<< " {-o|--output} <output device or file>" << endl
<< " {-q|--quiet}" << endl
<< " {-V|--version}" << endl;
}
}
int era_restore_main(int argc, char **argv)
//----------------------------------------------------------------
era_restore_cmd::era_restore_cmd()
: command("era_restore")
{
}
void
era_restore_cmd::usage(std::ostream &out) const
{
out << "Usage: " << get_name() << " [options]" << endl
<< "Options:" << endl
<< " {-h|--help}" << endl
<< " {-i|--input} <input xml file>" << endl
<< " {-o|--output} <output device or file>" << endl
<< " {-q|--quiet}" << endl
<< " {-V|--version}" << endl;
}
int
era_restore_cmd::run(int argc, char **argv)
{
int c;
flags fs;
char const *prog_name = basename(argv[0]);
char const *short_opts = "hi:o:qV";
option const long_opts[] = {
{ "help", no_argument, NULL, 'h'},
@@ -76,7 +85,7 @@ int era_restore_main(int argc, char **argv)
while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
switch(c) {
case 'h':
usage(cout, prog_name);
usage(cout);
return 0;
case 'i':
@@ -96,31 +105,29 @@ int era_restore_main(int argc, char **argv)
return 0;
default:
usage(cerr, prog_name);
usage(cerr);
return 1;
}
}
if (argc != optind) {
usage(cerr, prog_name);
usage(cerr);
return 1;
}
if (!fs.input) {
cerr << "No input file provided." << endl << endl;
usage(cerr, prog_name);
usage(cerr);
return 1;
}
if (!fs.output) {
cerr << "No output file provided." << endl << endl;
usage(cerr, prog_name);
usage(cerr);
return 1;
}
return restore(fs, fs.quiet);
}
base::command era::era_restore_cmd("era_restore", era_restore_main);
//----------------------------------------------------------------