| 6 |
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| 7 |
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#include "Mounter.hpp" |
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#include "Unmounter.hpp" |
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– |
#include "Matcher/Matcher.hpp" |
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|
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#include <menes-api/exename.hpp> |
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< |
#include <menes-api/files.hpp> |
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< |
#include <menes-app/application.hpp> |
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> |
#include <menes-app/simple.hpp> |
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|
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extern "C" |
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{ |
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#include <sys/types.h> |
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#include <unistd.h> |
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#include <signal.h> |
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} |
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|
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< |
struct Spectre2Command : public app::Application |
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> |
int Main(const app::Options& options) |
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{ |
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< |
virtual int Run(const app::ArgumentList& args) |
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> |
api::Path config(Spectre2::prefix + "/etc/spectre.xml"); |
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> |
enum Mode { none, pid = 1, fork } mode(none); |
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> |
|
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> |
_foreach (const app::ArgumentList, arg, app::GetArguments()) |
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{ |
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< |
ext::String config("spectre.xml"), pid("spectre.pid"); |
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< |
bool fork(false); |
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> |
Matcher matcher; |
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|
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< |
_foreach (app::ArgumentList, arg, args) |
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> |
if (*arg == matcher("^-config=(.*)$")) |
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> |
config = matcher[1]; |
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> |
else if (*arg == "-pid") |
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> |
mode = pid; |
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> |
else if (*arg == "-fork") |
| 30 |
> |
mode = fork; |
| 31 |
> |
else if (*arg == "-D") |
| 32 |
> |
Spectre2::debug = true; |
| 33 |
> |
else |
| 34 |
|
{ |
| 35 |
< |
Matcher matcher; |
| 35 |
> |
api::Cerr << "Usage: " << Spectre2::program << " [-config=config] [-pid|-fork] [-D]" << ios::NewLine; |
| 36 |
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|
| 37 |
< |
if (*arg == matcher("^-config=(.*)$")) config = matcher[1]; |
| 34 |
< |
else if (*arg == "-fork") fork = true; |
| 35 |
< |
else if (*arg == matcher("^-pid=(.*)$")) pid = matcher[1]; |
| 36 |
< |
else if (*arg == "-D") Spectre2::debug = true; |
| 37 |
< |
else |
| 38 |
< |
{ |
| 39 |
< |
api::Cerr << "Usage: " << Spectre2::program << " [-config=config] [-fork] [-pid=pid] [-D]" << ios::NewLine; |
| 40 |
< |
|
| 41 |
< |
return 1; |
| 42 |
< |
} |
| 37 |
> |
return 1; |
| 38 |
|
} |
| 39 |
+ |
} |
| 40 |
|
|
| 41 |
< |
if (fork && api::Posix::CheckError(::fork())) return 0; |
| 41 |
> |
if (!config.Exists()) |
| 42 |
> |
{ |
| 43 |
> |
api::Cerr << Spectre2::program << ": configuration file " << config.GetPath() << " does not exist." << ios::NewLine; |
| 44 |
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|
| 45 |
< |
Spectre2(config, pid); |
| 45 |
> |
return 2; |
| 46 |
> |
} |
| 47 |
> |
|
| 48 |
> |
switch (mode) |
| 49 |
> |
{ |
| 50 |
> |
case pid: |
| 51 |
> |
try |
| 52 |
> |
{ |
| 53 |
> |
_H<xml::Document> document(xml::Parse(config.GetPath())); |
| 54 |
> |
api::FileReader in(*document/"spectre"/"pid"); |
| 55 |
|
|
| 56 |
< |
return 0; |
| 56 |
> |
ios::ReadToWrite(in, api::Cout); |
| 57 |
> |
} |
| 58 |
> |
catch (const api::Error&) |
| 59 |
> |
{ |
| 60 |
> |
return 1; |
| 61 |
> |
} |
| 62 |
> |
break; |
| 63 |
> |
case fork: |
| 64 |
> |
if (api::Posix::CheckError(::fork())) |
| 65 |
> |
return 0; |
| 66 |
> |
default: |
| 67 |
> |
{ |
| 68 |
> |
Spectre2 spectre(config); |
| 69 |
> |
} |
| 70 |
|
} |
| 71 |
< |
} spectre; |
| 71 |
> |
|
| 72 |
> |
return 0; |
| 73 |
> |
} |
| 74 |
|
|
| 75 |
|
extern "C" |
| 76 |
|
{ |
| 78 |
|
void stop(int signal, ::siginfo_t* info, void* uap); |
| 79 |
|
} |
| 80 |
|
|
| 81 |
< |
Spectre2::Spectre2(const ext::String& config, const ext::String& pid) : pid(pid) |
| 81 |
> |
Spectre2::Spectre2(const api::Path& config) |
| 82 |
|
{ |
| 83 |
|
{ |
| 84 |
+ |
_H<xml::Document> document(xml::Parse(config.GetPath())); |
| 85 |
+ |
_H<xml::Node> spectre(*document/"spectre"); |
| 86 |
+ |
|
| 87 |
+ |
pid = *spectre/"pid"; |
| 88 |
+ |
|
| 89 |
+ |
if (!(*spectre/"prefix").IsEmpty()) |
| 90 |
+ |
prefix = *spectre/"prefix"; |
| 91 |
+ |
|
| 92 |
+ |
if (!(*spectre/"root").IsEmpty()) |
| 93 |
+ |
root = *spectre/"root"; |
| 94 |
+ |
|
| 95 |
+ |
if (!(*spectre/"mount").IsEmpty()) |
| 96 |
+ |
mount = *spectre/"mount"; |
| 97 |
+ |
} |
| 98 |
+ |
|
| 99 |
+ |
{ |
| 100 |
|
api::FileWriter out(pid); |
| 101 |
|
ios::FormatWriter fout(out); |
| 102 |
|
|
| 103 |
|
fout << ::getpid() << ios::NewLine; |
| 104 |
|
} |
| 105 |
|
|
| 106 |
< |
Mounter mounter(config); |
| 69 |
< |
Unmounter unmounter(config); |
| 106 |
> |
Daemon daemon_(config); |
| 107 |
|
|
| 108 |
< |
daemons.InsertLast(dynamic_cast<Daemon*>(&mounter)); |
| 72 |
< |
daemons.InsertLast(dynamic_cast<Daemon*>(&unmounter)); |
| 108 |
> |
daemon = &daemon_; |
| 109 |
|
|
| 110 |
|
{ |
| 111 |
|
struct ::sigaction action; |
| 114 |
|
action.sa_flags = SA_SIGINFO; |
| 115 |
|
|
| 116 |
|
api::Posix::CheckError(::sigemptyset(&action.sa_mask)); |
| 117 |
< |
api::Posix::CheckError(::sigaction(SIGHUP, &action, NULL)); |
| 117 |
> |
api::Posix::CheckError(::sigaction(SIGUSR1, &action, NULL)); |
| 118 |
|
|
| 119 |
|
action.sa_sigaction = stop; |
| 120 |
|
|
| 121 |
+ |
api::Posix::CheckError(::sigaction(SIGINT, &action, NULL)); |
| 122 |
|
api::Posix::CheckError(::sigaction(SIGTERM, &action, NULL)); |
| 123 |
|
} |
| 87 |
– |
|
| 88 |
– |
_mforeach (ext::Vector<Daemon*>, daemon, daemons) (*daemon)->start(); |
| 124 |
|
} |
| 125 |
|
|
| 126 |
|
Spectre2::~Spectre2() |
| 128 |
|
api::Posix::CheckError(::unlink(pid.NullTerminate())); |
| 129 |
|
} |
| 130 |
|
|
| 131 |
< |
ext::String Spectre2::program(api::GetExecutablePath().GetName()); |
| 131 |
> |
ext::String Spectre2::program(api::GetExecutablePath().GetName()), Spectre2::prefix(_Spectre2_prefix_), Spectre2::root(_Spectre2_root_), Spectre2::mount(_Spectre2_mount_); |
| 132 |
|
bool Spectre2::debug(false); |
| 133 |
< |
ext::Vector<Daemon*> Spectre2::daemons; |
| 133 |
> |
Daemon* Spectre2::daemon; |
| 134 |
|
|
| 135 |
|
extern "C" |
| 136 |
|
{ |
| 137 |
|
void reload(int signal, ::siginfo_t* info, void* uap) |
| 138 |
|
{ |
| 139 |
< |
_mforeach (ext::Vector<Daemon*>, daemon, Spectre2::daemons) (*daemon)->reload(); |
| 139 |
> |
Spectre2::daemon->reload(); |
| 140 |
|
} |
| 141 |
|
|
| 142 |
|
void stop(int signal, ::siginfo_t* info, void* uap) |
| 143 |
|
{ |
| 144 |
< |
_mforeach (ext::Vector<Daemon*>, daemon, Spectre2::daemons) (*daemon)->stop(); |
| 144 |
> |
Spectre2::daemon->stop(); |
| 145 |
|
} |
| 146 |
|
} |
