summaryrefslogtreecommitdiff
path: root/cmdline/apt-helper.cc
blob: ff9061dc79c3cafee4f365bb179528320b6f224d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
// -*- mode: cpp; mode: fold -*-
// Description								/*{{{*/
/* #####################################################################
   apt-helper - cmdline helpers
   ##################################################################### */
									/*}}}*/
// Include Files							/*{{{*/
#include <config.h>

#include <apt-pkg/configuration.h>
#include <apt-pkg/cmndline.h>
#include <apt-pkg/error.h>
#include <apt-pkg/init.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/pkgsystem.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/acquire.h>
#include <apt-pkg/acquire-item.h>
#include <apt-pkg/proxy.h>

#include <apt-private/acqprogress.h>
#include <apt-private/private-output.h>
#include <apt-private/private-download.h>
#include <apt-private/private-cmndline.h>
#include <apt-private/private-main.h>
#include <apt-pkg/srvrec.h>

#include <iostream>
#include <string>
#include <vector>

#include <apti18n.h>
									/*}}}*/

static bool DoAutoDetectProxy(CommandLine &CmdL)
{
   if (CmdL.FileSize() != 2)
      return _error->Error(_("Need one URL as argument"));
   URI ServerURL(CmdL.FileList[1]);
   AutoDetectProxy(ServerURL);
   std::string SpecificProxy = _config->Find("Acquire::"+ServerURL.Access+"::Proxy::" + ServerURL.Host);
   ioprintf(std::cout, "Using proxy '%s' for URL '%s'\n",
            SpecificProxy.c_str(), std::string(ServerURL).c_str());

   return true;
}

static bool DoDownloadFile(CommandLine &CmdL)
{
   if (CmdL.FileSize() <= 2)
      return _error->Error(_("Must specify at least one pair url/filename"));

   AcqTextStatus Stat(std::cout, ScreenWidth,_config->FindI("quiet",0));
   pkgAcquire Fetcher(&Stat);

   size_t fileind = 0;
   std::vector<std::string> targetfiles;
   while (fileind + 2 <= CmdL.FileSize())
   {
      std::string download_uri = CmdL.FileList[fileind + 1];
      std::string targetfile = CmdL.FileList[fileind + 2];
      std::string hash;
      if (CmdL.FileSize() > fileind + 3)
	 hash = CmdL.FileList[fileind + 3];
      // we use download_uri as descr and targetfile as short-descr
      new pkgAcqFile(&Fetcher, download_uri, hash, 0, download_uri, targetfile,
	    "dest-dir-ignored", targetfile);
      targetfiles.push_back(targetfile);
      fileind += 3;
   }

   bool Failed = false;
   if (AcquireRun(Fetcher, 0, &Failed, NULL) == false || Failed == true)
      return _error->Error(_("Download Failed"));
   if (targetfiles.empty() == false)
      for (std::vector<std::string>::const_iterator f = targetfiles.begin(); f != targetfiles.end(); ++f)
	 if (FileExists(*f) == false)
	    return _error->Error(_("Download Failed"));

   return true;
}

static bool DoSrvLookup(CommandLine &CmdL)
{
   if (CmdL.FileSize() <= 1)
      return _error->Error("Must specify at least one SRV record");

   for(size_t i = 1; CmdL.FileList[i] != NULL; ++i)
   {
      std::vector<SrvRec> srv_records;
      std::string const name = CmdL.FileList[i];
      c0out << "# Target\tPriority\tWeight\tPort # for " << name << std::endl;
      size_t const found = name.find(":");
      if (found != std::string::npos)
      {
	 std::string const host = name.substr(0, found);
	 size_t const port = atoi(name.c_str() + found + 1);
	 if(GetSrvRecords(host, port, srv_records) == false)
	    _error->Error(_("GetSrvRec failed for %s"), name.c_str());
      }
      else if(GetSrvRecords(name, srv_records) == false)
	 _error->Error(_("GetSrvRec failed for %s"), name.c_str());

      for (SrvRec const &I : srv_records)
	 c1out << I.target << "\t" << I.priority << "\t" << I.weight << "\t" << I.port << std::endl;
   }
   return true;
}

static bool ShowHelp(CommandLine &, CommandLine::DispatchWithHelp const  * Cmds)
{
   ioprintf(std::cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);

   if (_config->FindB("version") == true)
     return true;

   std::cout <<
    _("Usage: apt-helper [options] command\n"
      "       apt-helper [options] download-file uri target-path\n"
      "\n"
      "apt-helper is a internal helper for apt\n")
    << std::endl
    << _("Commands:") << std::endl;

   for (; Cmds->Handler != nullptr; ++Cmds)
   {
      if (Cmds->Help == nullptr)
	 continue;
      std::cout << "  " << Cmds->Match << " - " << Cmds->Help << std::endl;
   }

   std::cout << std::endl <<
      _("This APT helper has Super Meep Powers.") << std::endl;
   return true;
}


int main(int argc,const char *argv[])					/*{{{*/
{
   InitLocale();

   CommandLine::DispatchWithHelp Cmds[] = {
      {"download-file", &DoDownloadFile, _("download the given uri to the target-path")},
      {"srv-lookup", &DoSrvLookup, _("lookup a SRV record (e.g. _http._tcp.ftp.debian.org)")},
      {"auto-detect-proxy", &DoAutoDetectProxy, _("detect proxy using apt.conf")},
      {nullptr, nullptr, nullptr}
   };

   // Parse the command line and initialize the package library
   CommandLine CmdL;
   ParseCommandLine(CmdL, Cmds, "apt-helper", &_config, &_system, argc, argv, ShowHelp);

   InitOutput();

   return DispatchCommandLine(CmdL, Cmds);
}
									/*}}}*/