X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/762d7367f5f74f877ec75986e19fc9d46eef5164..a02f24e046d58b723a9283211cb558605a024bdf:/methods/gpgv.cc diff --git a/methods/gpgv.cc b/methods/gpgv.cc index c58e6cc45..efe1f73f7 100644 --- a/methods/gpgv.cc +++ b/methods/gpgv.cc @@ -2,6 +2,7 @@ #include #include #include +#include #include #include @@ -12,6 +13,8 @@ #include #include +#include + #define GNUPGPREFIX "[GNUPG:]" #define GNUPGBADSIG "[GNUPG:] BADSIG" #define GNUPGNOPUBKEY "[GNUPG:] NO_PUBKEY" @@ -52,107 +55,29 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, if (Debug == true) std::clog << "inside VerifyGetSigners" << std::endl; - pid_t pid; int fd[2]; - FILE *pipein; - int status; - string const gpgvpath = _config->Find("Dir::Bin::gpg", "/usr/bin/gpgv"); - // FIXME: remove support for deprecated APT::GPGV setting - string const trustedFile = _config->FindFile("Dir::Etc::Trusted", - _config->Find("APT::GPGV::TrustedKeyring", "/etc/apt/trusted.gpg").c_str()); - string const trustedPath = _config->FindDir("Dir::Etc::TrustedParts", "/etc/apt/trusted.gpg.d"); - if (Debug == true) - { - std::clog << "gpgv path: " << gpgvpath << std::endl; - std::clog << "Keyring file: " << trustedFile << std::endl; - std::clog << "Keyring path: " << trustedPath << std::endl; - } - - vector keyrings = GetListOfFilesInDir(trustedPath, "gpg", false); - if (FileExists(trustedFile) == true) - keyrings.push_back(trustedFile); - - if (keyrings.empty() == true) - { - // TRANSLATOR: %s is the trusted keyring parts directory - ioprintf(ret, _("No keyring installed in %s."), trustedPath.c_str()); - return ret.str(); - } if (pipe(fd) < 0) return "Couldn't create pipe"; - pid = fork(); + pid_t pid = fork(); if (pid < 0) return string("Couldn't spawn new process") + strerror(errno); else if (pid == 0) { - const char *Args[400]; - unsigned int i = 0; - - Args[i++] = gpgvpath.c_str(); - Args[i++] = "--status-fd"; - Args[i++] = "3"; - Args[i++] = "--ignore-time-conflict"; - for (vector::const_iterator K = keyrings.begin(); - K != keyrings.end(); ++K) - { - Args[i++] = "--keyring"; - Args[i++] = K->c_str(); - // check overflow (minus a bit of extra space at the end) - if(i >= sizeof(Args)/sizeof(char*)-5) { - std::clog << _("E: Too many keyrings should be passed to gpgv. Exiting.") << std::endl; - exit(111); - } - } - - Configuration::Item const *Opts; - Opts = _config->Tree("Acquire::gpgv::Options"); - if (Opts != 0) - { - Opts = Opts->Child; - for (; Opts != 0; Opts = Opts->Next) - { - if (Opts->Value.empty() == true) - continue; - Args[i++] = Opts->Value.c_str(); - // check overflow (minus a bit of extra space at the end) - if(i >= sizeof(Args)/sizeof(char*)-5) { - std::clog << _("E: Argument list from Acquire::gpgv::Options too long. Exiting.") << std::endl; - exit(111); - } - } - } - Args[i++] = file; - Args[i++] = outfile; - Args[i++] = NULL; - - if (Debug == true) + if (SigVerify::RunGPGV(outfile, file, 3, fd) == false) { - std::clog << "Preparing to exec: " << gpgvpath; - for(unsigned int j=0;Args[j] != NULL; j++) - std::clog << " " << Args[j]; - std::clog << std::endl; + // TRANSLATOR: %s is the trusted keyring parts directory + ioprintf(ret, _("No keyring installed in %s."), + _config->FindDir("Dir::Etc::TrustedParts").c_str()); + return ret.str(); } - int const nullfd = open("/dev/null", O_RDONLY); - close(fd[0]); - // Redirect output to /dev/null; we read from the status fd - dup2(nullfd, STDOUT_FILENO); - dup2(nullfd, STDERR_FILENO); - // Redirect the pipe to the status fd (3) - dup2(fd[1], 3); - - putenv((char *)"LANG="); - putenv((char *)"LC_ALL="); - putenv((char *)"LC_MESSAGES="); - execvp(gpgvpath.c_str(), (char **)Args); - exit(111); } close(fd[1]); - pipein = fdopen(fd[0], "r"); - + 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); @@ -225,6 +150,7 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, } fclose(pipein); + int status; waitpid(pid, &status, 0); if (Debug == true) { @@ -243,7 +169,7 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, } else if (WEXITSTATUS(status) == 111) { - ioprintf(ret, _("Could not execute '%s' to verify signature (is gpgv installed?)"), gpgvpath.c_str()); + ioprintf(ret, _("Could not execute 'gpgv' to verify signature (is gpgv installed?)")); return ret.str(); } else