automatic import of rpm

1 files changed, 189 insertions, 0 deletions

diff --git a/backport-Convert-the-file-creation-steps-the-at-family-of-cal.patch b/backport-Convert-the-file-creation-steps-the-at-family-of-cal.patch
new file mode 100644
index 0000000..1b4de6f
--- /dev/null
+++ b/backport-Convert-the-file-creation-steps-the-at-family-of-cal.patch
@@ -0,0 +1,189 @@
+From b599e28112ce5cee98b9ffa7bd96886ec5155e9c Mon Sep 17 00:00:00 2001
+From: Panu Matilainen <pmatilai@redhat.com>
+Date: Fri, 11 Feb 2022 15:35:16 +0200
+Subject: [PATCH] Convert the file creation steps the *at() family of calls
+
+Supposedly no functional changes here, we just need all these things
+converted before we can swap over to relative paths.
+---
+ configure.ac |  2 +-
+ lib/fsm.c    | 59 ++++++++++++++++++++++++++++++-----------------------------
+ 2 files changed, 31 insertions(+), 30 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 0099e5f..ac90037 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -581,7 +581,7 @@ AC_CHECK_FUNCS([secure_getenv __secure_getenv])
+ AC_CHECK_FUNCS(
+    [mkstemp getcwd basename dirname realpath setenv unsetenv regcomp lchown \
+     utimes getline localtime_r statvfs getaddrinfo \
+-    openat mkdirat fstatat ],
++    openat mkdirat fstatat linkat symlinkat mkfifoat mknodat ],
+    [], [AC_MSG_ERROR([function required by rpm])])
+ 
+ AC_LIBOBJ(fnmatch)
+diff --git a/lib/fsm.c b/lib/fsm.c
+index ae1bd3f..8443954 100644
+--- a/lib/fsm.c
++++ b/lib/fsm.c
+@@ -214,13 +214,13 @@ const char * dnlNextIterator(DNLI_t dnli)
+     return dn;
+ }
+ 
+-static int fsmLink(const char *opath, const char *path)
++static int fsmLink(int odirfd, const char *opath, int dirfd, const char *path)
+ {
+-    int rc = link(opath, path);
++    int rc = linkat(odirfd, opath, dirfd, path, 0);
+ 
+     if (_fsm_debug) {
+-	rpmlog(RPMLOG_DEBUG, " %8s (%s, %s) %s\n", __func__,
+-	       opath, path, (rc < 0 ? strerror(errno) : ""));
++	rpmlog(RPMLOG_DEBUG, " %8s (%d %s, %d %s) %s\n", __func__,
++	       odirfd, opath, dirfd, path, (rc < 0 ? strerror(errno) : ""));
+     }
+ 
+     if (rc < 0)
+@@ -139,17 +139,18 @@ static int fsmClose(FD_t *wfdp)
+     return rc;
+ }
+ 
+-static int fsmOpen(FD_t *wfdp, const char *dest)
++static int fsmOpen(FD_t *wfdp, int dirfd, const char *dest)
+ {
+     int rc = 0;
+     /* Create the file with 0200 permissions (write by owner). */
+-    {
+-	mode_t old_umask = umask(0577);
+-	*wfdp = Fopen(dest, "wx.ufdio");
+-	umask(old_umask);
++    int fd = openat(dirfd, dest, O_WRONLY|O_EXCL|O_CREAT, 0200);
++
++    if (fd >= 0) {
++	*wfdp = fdDup(fd);
++	close(fd);
+     }
+ 
+-    if (Ferror(*wfdp))
++    if (fd < 0 || Ferror(*wfdp))
+ 	rc = RPMERR_OPEN_FAILED;
+ 
+     if (_fsm_debug) {
+@@ -174,7 +175,7 @@ static int fsmUnpack(rpmfi fi, FD_t fd, rpmpsm psm, int nodigest)
+     return rc;
+ }
+ 
+-static int fsmMkfile(rpmfi fi, struct filedata_s *fp, rpmfiles files,
++static int fsmMkfile(int dirfd, rpmfi fi, struct filedata_s *fp, rpmfiles files,
+ 		     rpmpsm psm, int nodigest,
+ 		     struct filedata_s ** firstlink, FD_t *firstlinkfile)
+ {
+@@ -183,7 +184,7 @@ static int fsmMkfile(rpmfi fi, struct filedata_s *fp, rpmfiles files,
+ 
+     if (*firstlink == NULL) {
+ 	/* First encounter, open file for writing */
+-	rc = fsmOpen(&fd, fp->fpath);
++	rc = fsmOpen(&fd, dirfd, fp->fpath);
+ 	/* If it's a part of a hardlinked set, the content may come later */
+ 	if (fp->sb.st_nlink > 1) {
+ 	    *firstlink = fp;
+@@ -192,7 +193,7 @@ static int fsmMkfile(rpmfi fi, struct filedata_s *fp, rpmfiles files,
+     } else {
+ 	/* Create hard links for others and avoid redundant metadata setting */
+ 	if (*firstlink != fp) {
+-	    rc = fsmLink((*firstlink)->fpath, fp->fpath);
++	    rc = fsmLink(dirfd, (*firstlink)->fpath, dirfd, fp->fpath);
+ 	}
+ 	fd = *firstlinkfile;
+     }
+@@ -382,13 +383,13 @@ static int ensureDir(rpmPlugins plugins, const char *p, int owned, int create)
+     return dirfd;
+ }
+ 
+-static int fsmMkfifo(const char *path, mode_t mode)
++static int fsmMkfifo(int dirfd, const char *path, mode_t mode)
+ {
+-    int rc = mkfifo(path, (mode & 07777));
++    int rc = mkfifoat(dirfd, path, (mode & 07777));
+ 
+     if (_fsm_debug) {
+-	rpmlog(RPMLOG_DEBUG, " %8s (%s, 0%04o) %s\n",
+-	       __func__, path, (unsigned)(mode & 07777),
++	rpmlog(RPMLOG_DEBUG, " %8s (%d %s, 0%04o) %s\n",
++	       __func__, dirfd, path, (unsigned)(mode & 07777),
+ 	       (rc < 0 ? strerror(errno) : ""));
+     }
+ 
+@@ -398,14 +399,14 @@ static int fsmMkfifo(const char *path, mode_t mode)
+     return rc;
+ }
+ 
+-static int fsmMknod(const char *path, mode_t mode, dev_t dev)
++static int fsmMknod(int dirfd, const char *path, mode_t mode, dev_t dev)
+ {
+     /* FIX: check S_IFIFO or dev != 0 */
+-    int rc = mknod(path, (mode & ~07777), dev);
++    int rc = mknodat(dirfd, path, (mode & ~07777), dev);
+ 
+     if (_fsm_debug) {
+-	rpmlog(RPMLOG_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n",
+-	       __func__, path, (unsigned)(mode & ~07777),
++	rpmlog(RPMLOG_DEBUG, " %8s (%d %s, 0%o, 0x%x) %s\n",
++	       __func__, dirfd, path, (unsigned)(mode & ~07777),
+ 	       (unsigned)dev, (rc < 0 ? strerror(errno) : ""));
+     }
+ 
+@@ -440,13 +441,13 @@ static void fsmDebug(const char *fpath, rpmFileAction action,
+ 	    (fpath ? fpath : ""));
+ }
+ 
+-static int fsmSymlink(const char *opath, const char *path)
++static int fsmSymlink(const char *opath, int dirfd, const char *path)
+ {
+-    int rc = symlink(opath, path);
++    int rc = symlinkat(opath, dirfd, path);
+ 
+     if (_fsm_debug) {
+-	rpmlog(RPMLOG_DEBUG, " %8s (%s, %s) %s\n", __func__,
+-	       opath, path, (rc < 0 ? strerror(errno) : ""));
++	rpmlog(RPMLOG_DEBUG, " %8s (%s, %d %s) %s\n", __func__,
++	       opath, dirfd, path, (rc < 0 ? strerror(errno) : ""));
+     }
+ 
+     if (rc < 0)
+@@ -884,7 +885,7 @@ int rpmPackageFilesInstall(rpmts ts, rpmte te, rpmfiles files,
+ 
+             if (S_ISREG(fp->sb.st_mode)) {
+ 		if (rc == RPMERR_ENOENT) {
+-		    rc = fsmMkfile(fi, fp, files, psm, nodigest,
++		    rc = fsmMkfile(di.dirfd, fi, fp, files, psm, nodigest,
+ 				   &firstlink, &firstlinkfile);
+ 		}
+             } else if (S_ISDIR(fp->sb.st_mode)) {
+@@ -896,19 +897,19 @@ int rpmPackageFilesInstall(rpmts ts, rpmte te, rpmfiles files,
+                 }
+             } else if (S_ISLNK(fp->sb.st_mode)) {
+ 		if (rc == RPMERR_ENOENT) {
+-		    rc = fsmSymlink(rpmfiFLink(fi), fp->fpath);
++		    rc = fsmSymlink(rpmfiFLink(fi), di.dirfd, fp->fpath);
+ 		}
+             } else if (S_ISFIFO(fp->sb.st_mode)) {
+                 /* This mimics cpio S_ISSOCK() behavior but probably isn't right */
+                 if (rc == RPMERR_ENOENT) {
+-                    rc = fsmMkfifo(fp->fpath, 0000);
++                    rc = fsmMkfifo(di.dirfd, fp->fpath, 0000);
+                 }
+             } else if (S_ISCHR(fp->sb.st_mode) ||
+                        S_ISBLK(fp->sb.st_mode) ||
+                        S_ISSOCK(fp->sb.st_mode))
+             {
+                 if (rc == RPMERR_ENOENT) {
+-                    rc = fsmMknod(fp->fpath, fp->sb.st_mode, fp->sb.st_rdev);
++                    rc = fsmMknod(di.dirfd, fp->fpath, fp->sb.st_mode, fp->sb.st_rdev);
+                 }
+             } else {
+                 /* XXX Special case /dev/log, which shouldn't be packaged anyways */
+-- 
+1.8.3.1
+