-#include <apt-pkg/error.h>
+#include <config.h>
+
#include <apt-pkg/acquire-method.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/gpgv.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/fileutl.h>
-#include <apt-pkg/indexcopy.h>
-#include <apti18n.h>
-#include <utime.h>
-#include <stdio.h>
-#include <fcntl.h>
+#include <ctype.h>
#include <errno.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
#include <sys/wait.h>
+#include <unistd.h>
#include <iostream>
-#include <sstream>
-
+#include <string>
#include <vector>
+#include <apti18n.h>
+
+using std::string;
+using std::vector;
+
#define GNUPGPREFIX "[GNUPG:]"
#define GNUPGBADSIG "[GNUPG:] BADSIG"
#define GNUPGNOPUBKEY "[GNUPG:] NO_PUBKEY"
protected:
virtual bool Fetch(FetchItem *Itm);
-
+ virtual bool Configuration(string Message);
public:
GPGVMethod() : pkgAcqMethod("1.0",SingleInstance | SendConfig) {};
};
+bool GPGVMethod::Configuration(string Message)
+{
+ if (pkgAcqMethod::Configuration(Message) == false)
+ return false;
+
+ DropPrivsOrDie();
+
+ return true;
+}
+
string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile,
vector<string> &GoodSigners,
vector<string> &BadSigners,
vector<string> &NoPubKeySigners)
{
bool const Debug = _config->FindB("Debug::Acquire::gpgv", false);
- // setup a (empty) stringstream for formating the return value
- std::stringstream ret;
- ret.str("");
if (Debug == true)
std::clog << "inside VerifyGetSigners" << std::endl;
if (pid < 0)
return string("Couldn't spawn new process") + strerror(errno);
else if (pid == 0)
- {
- _error->PushToStack();
- bool const success = SigVerify::RunGPGV(outfile, file, 3, fd);
- if (success == false)
- {
- string errmsg;
- _error->PopMessage(errmsg);
- _error->RevertToStack();
- return errmsg;
- }
- _error->RevertToStack();
- exit(111);
- }
+ ExecGPGV(outfile, file, 3, fd);
close(fd[1]);
FILE *pipein = fdopen(fd[0], "r");
- // Loop over the output of gpgv, and check the signatures.
- size_t buffersize = 64;
- char *buffer = (char *) malloc(buffersize);
- size_t bufferoff = 0;
+ // Loop over the output of apt-key (which really is gnupg), and check the signatures.
+ size_t buffersize = 0;
+ char *buffer = NULL;
while (1)
{
- int c;
-
- // Read a line. Sigh.
- while ((c = getc(pipein)) != EOF && c != '\n')
- {
- if (bufferoff == buffersize)
- buffer = (char *) realloc(buffer, buffersize *= 2);
- *(buffer+bufferoff) = c;
- bufferoff++;
- }
- if (bufferoff == 0 && c == EOF)
- break;
- *(buffer+bufferoff) = '\0';
- bufferoff = 0;
+ if (getline(&buffer, &buffersize, pipein) == -1)
+ break;
if (Debug == true)
std::clog << "Read: " << buffer << std::endl;
std::clog << "Got BADSIG! " << std::endl;
BadSigners.push_back(string(buffer+sizeof(GNUPGPREFIX)));
}
-
+
if (strncmp(buffer, GNUPGNOPUBKEY, sizeof(GNUPGNOPUBKEY)-1) == 0)
{
if (Debug == true)
}
}
fclose(pipein);
+ free(buffer);
int status;
waitpid(pid, &status, 0);
if (Debug == true)
{
- std::clog << "gpgv exited\n";
+ ioprintf(std::clog, "gpgv exited with status %i\n", WEXITSTATUS(status));
}
if (WEXITSTATUS(status) == 0)
return "";
}
else if (WEXITSTATUS(status) == 1)
- {
return _("At least one invalid signature was encountered.");
- }
else if (WEXITSTATUS(status) == 111)
+ return _("Could not execute 'apt-key' to verify signature (is gnupg installed?)");
+ else if (WEXITSTATUS(status) == 112)
{
- ioprintf(ret, _("Could not execute 'gpgv' to verify signature (is gpgv installed?)"));
- return ret.str();
+ // acquire system checks for "NODATA" to generate GPG errors (the others are only warnings)
+ std::string errmsg;
+ //TRANSLATORS: %s is a single techy word like 'NODATA'
+ strprintf(errmsg, _("Clearsigned file isn't valid, got '%s' (does the network require authentication?)"), "NODATA");
+ return errmsg;
}
else
- {
- return _("Unknown error executing gpgv");
- }
+ return _("Unknown error executing apt-key");
}
bool GPGVMethod::Fetch(FetchItem *Itm)
Res.Filename = Itm->DestFile;
URIStart(Res);
- // Run gpgv on file, extract contents and get the key ID of the signer
+ // Run apt-key on file, extract contents and get the key ID of the signer
string msg = VerifyGetSigners(Path.c_str(), Itm->DestFile.c_str(),
GoodSigners, BadSigners, WorthlessSigners,
NoPubKeySigners);
{
errmsg += _("The following signatures were invalid:\n");
for (vector<string>::iterator I = BadSigners.begin();
- I != BadSigners.end(); I++)
+ I != BadSigners.end(); ++I)
errmsg += (*I + "\n");
}
if (!WorthlessSigners.empty())
{
errmsg += _("The following signatures were invalid:\n");
for (vector<string>::iterator I = WorthlessSigners.begin();
- I != WorthlessSigners.end(); I++)
+ I != WorthlessSigners.end(); ++I)
errmsg += (*I + "\n");
}
if (!NoPubKeySigners.empty())
{
errmsg += _("The following signatures couldn't be verified because the public key is not available:\n");
for (vector<string>::iterator I = NoPubKeySigners.begin();
- I != NoPubKeySigners.end(); I++)
+ I != NoPubKeySigners.end(); ++I)
errmsg += (*I + "\n");
}
}
if (_config->FindB("Debug::Acquire::gpgv", false))
{
- std::clog << "gpgv succeeded\n";
+ std::clog << "apt-key succeeded\n";
}
return true;
int main()
{
setlocale(LC_ALL, "");
-
+
GPGVMethod Mth;
return Mth.Run();
projects / apt.git / blobdiff