rpm/SOURCES/rpm-4.14.3-GPG-Switch-back-to-pipe-7-for-signing.patch

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2021-02-16 06:10:58 +00:00
diff -up rpm-4.14.3/sign/rpmgensig.c.orig rpm-4.14.3/sign/rpmgensig.c
--- rpm-4.14.3/sign/rpmgensig.c.orig 2020-06-26 15:57:43.781333983 +0200
+++ rpm-4.14.3/sign/rpmgensig.c 2020-06-26 15:58:29.819229616 +0200
@@ -8,7 +8,6 @@
#include <errno.h>
#include <sys/wait.h>
#include <popt.h>
-#include <libgen.h>
#include <rpm/rpmlib.h> /* RPMSIGTAG & related */
#include <rpm/rpmmacro.h>
@@ -33,68 +32,6 @@ typedef struct sigTarget_s {
rpm_loff_t size;
} *sigTarget;
-/*
- * There is no function for creating unique temporary fifos so create
- * unique temporary directory and then create fifo in it.
- */
-static char *mkTempFifo(void)
-{
- char *tmppath = NULL, *tmpdir = NULL, *fifofn = NULL;
- mode_t mode;
-
- tmppath = rpmExpand("%{_tmppath}", NULL);
- if (rpmioMkpath(tmppath, 0755, (uid_t) -1, (gid_t) -1))
- goto exit;
-
-
- tmpdir = rpmGetPath(tmppath, "/rpm-tmp.XXXXXX", NULL);
- mode = umask(0077);
- tmpdir = mkdtemp(tmpdir);
- umask(mode);
- if (tmpdir == NULL) {
- rpmlog(RPMLOG_ERR, _("error creating temp directory %s: %m\n"),
- tmpdir);
- tmpdir = _free(tmpdir);
- goto exit;
- }
-
- fifofn = rpmGetPath(tmpdir, "/fifo", NULL);
- if (mkfifo(fifofn, 0600) == -1) {
- rpmlog(RPMLOG_ERR, _("error creating fifo %s: %m\n"), fifofn);
- fifofn = _free(fifofn);
- }
-
-exit:
- if (fifofn == NULL && tmpdir != NULL)
- unlink(tmpdir);
-
- free(tmppath);
- free(tmpdir);
-
- return fifofn;
-}
-
-/* Delete fifo and then temporary directory in which it was located */
-static int rpmRmTempFifo(const char *fn)
-{
- int rc = 0;
- char *dfn = NULL, *dir = NULL;
-
- if ((rc = unlink(fn)) != 0) {
- rpmlog(RPMLOG_ERR, _("error delete fifo %s: %m\n"), fn);
- return rc;
- }
-
- dfn = xstrdup(fn);
- dir = dirname(dfn);
-
- if ((rc = rmdir(dir)) != 0)
- rpmlog(RPMLOG_ERR, _("error delete directory %s: %m\n"), dir);
- free(dfn);
-
- return rc;
-}
-
static int closeFile(FD_t *fdp)
{
if (fdp == NULL || *fdp == NULL)
@@ -241,27 +178,38 @@ exit:
static int runGPG(sigTarget sigt, const char *sigfile)
{
int pid = 0, status;
- FD_t fnamedPipe = NULL;
- char *namedPipeName = NULL;
+ int pipefd[2];
+ FILE *fpipe = NULL;
unsigned char buf[BUFSIZ];
ssize_t count;
ssize_t wantCount;
rpm_loff_t size;
int rc = 1; /* assume failure */
- namedPipeName = mkTempFifo();
+ if (pipe(pipefd) < 0) {
+ rpmlog(RPMLOG_ERR, _("Could not create pipe for signing: %m\n"));
+ goto exit;
+ }
- rpmPushMacro(NULL, "__plaintext_filename", NULL, namedPipeName, -1);
+ rpmPushMacro(NULL, "__plaintext_filename", NULL, "-", -1);
rpmPushMacro(NULL, "__signature_filename", NULL, sigfile, -1);
if (!(pid = fork())) {
char *const *av;
char *cmd = NULL;
- const char *gpg_path = rpmExpand("%{?_gpg_path}", NULL);
+ const char *tty = ttyname(STDIN_FILENO);
+ const char *gpg_path = NULL;
+
+ if (!getenv("GPG_TTY") && (!tty || setenv("GPG_TTY", tty, 0)))
+ rpmlog(RPMLOG_WARNING, _("Could not set GPG_TTY to stdin: %m\n"));
+ gpg_path = rpmExpand("%{?_gpg_path}", NULL);
if (gpg_path && *gpg_path != '\0')
(void) setenv("GNUPGHOME", gpg_path, 1);
+ dup2(pipefd[0], STDIN_FILENO);
+ close(pipefd[1]);
+
unsetenv("MALLOC_CHECK_");
cmd = rpmExpand("%{?__gpg_sign_cmd}", NULL);
rc = poptParseArgvString(cmd, NULL, (const char ***)&av);
@@ -276,9 +224,10 @@ static int runGPG(sigTarget sigt, const
rpmPopMacro(NULL, "__plaintext_filename");
rpmPopMacro(NULL, "__signature_filename");
- fnamedPipe = Fopen(namedPipeName, "w");
- if (!fnamedPipe) {
- rpmlog(RPMLOG_ERR, _("Fopen failed\n"));
+ close(pipefd[0]);
+ fpipe = fdopen(pipefd[1], "w");
+ if (!fpipe) {
+ rpmlog(RPMLOG_ERR, _("Could not open pipe for writing: %m\n"));
goto exit;
}
@@ -291,8 +240,8 @@ static int runGPG(sigTarget sigt, const
size = sigt->size;
wantCount = size < sizeof(buf) ? size : sizeof(buf);
while ((count = Fread(buf, sizeof(buf[0]), wantCount, sigt->fd)) > 0) {
- Fwrite(buf, sizeof(buf[0]), count, fnamedPipe);
- if (Ferror(fnamedPipe)) {
+ fwrite(buf, sizeof(buf[0]), count, fpipe);
+ if (ferror(fpipe)) {
rpmlog(RPMLOG_ERR, _("Could not write to pipe\n"));
goto exit;
}
@@ -304,8 +253,13 @@ static int runGPG(sigTarget sigt, const
sigt->fileName, Fstrerror(sigt->fd));
goto exit;
}
- Fclose(fnamedPipe);
- fnamedPipe = NULL;
+
+exit:
+
+ if (fpipe)
+ fclose(fpipe);
+ if (pipefd[1])
+ close(pipefd[1]);
(void) waitpid(pid, &status, 0);
pid = 0;
@@ -314,20 +268,6 @@ static int runGPG(sigTarget sigt, const
} else {
rc = 0;
}
-
-exit:
-
- if (fnamedPipe)
- Fclose(fnamedPipe);
-
- if (pid)
- waitpid(pid, &status, 0);
-
- if (namedPipeName) {
- rpmRmTempFifo(namedPipeName);
- free(namedPipeName);
- }
-
return rc;
}