From c2295920c514d39794c18f1cabbce5b15a1c0fcc Mon Sep 17 00:00:00 2001 From: Alexander Golubev Date: Sun, 21 Jan 2024 10:12:04 +0300 Subject: sys-apps/pmount: fix a bug in bundled realpath Closes: https://bugs.gentoo.org/741810 Signed-off-by: Alexander Golubev Closes: https://github.com/gentoo/gentoo/pull/34934 Signed-off-by: Joonas Niilola --- ...9_alpha-fix-buggy-realpath-implementation.patch | 31 ++++++++ sys-apps/pmount/pmount-0.9.99_alpha-r8.ebuild | 93 ++++++++++++++++++++++ 2 files changed, 124 insertions(+) create mode 100644 sys-apps/pmount/files/pmount-0.9.99_alpha-fix-buggy-realpath-implementation.patch create mode 100644 sys-apps/pmount/pmount-0.9.99_alpha-r8.ebuild (limited to 'sys-apps/pmount') diff --git a/sys-apps/pmount/files/pmount-0.9.99_alpha-fix-buggy-realpath-implementation.patch b/sys-apps/pmount/files/pmount-0.9.99_alpha-fix-buggy-realpath-implementation.patch new file mode 100644 index 000000000000..f1d7f7d4c0fc --- /dev/null +++ b/sys-apps/pmount/files/pmount-0.9.99_alpha-fix-buggy-realpath-implementation.patch @@ -0,0 +1,31 @@ +Fix bug in realpath implementation bundled with pmount which caused it to +likely fail on paths with several symlinks. + +The issue was first noticed by failure in tests: +Gentoo-Bug: https://bugs.gentoo.org/741810 +--- pmount-0.9.99-alpha/src/realpath.c.orig 2024-01-21 09:19:55.776224329 +0300 ++++ pmount-0.9.99-alpha/src/realpath.c 2024-01-21 09:30:46.751233027 +0300 +@@ -128,6 +128,7 @@ + } else { + #ifdef resolve_symlinks /* Richard Gooch dislikes sl resolution */ + int m; ++ char *old_buf; + + /* Note: readlink doesn't add the null byte. */ + link_path[n] = '\0'; +@@ -141,12 +142,13 @@ + + /* Insert symlink contents into path. */ + m = strlen(path); +- if (buf) +- free(buf); ++ old_buf = buf; /* path might point to buf at this point */ + buf = xmalloc(m + n + 1); + memcpy(buf, link_path, n); + memcpy(buf + n, path, m + 1); + path = buf; ++ if (old_buf) ++ free(old_buf); + #endif + } + *npath++ = '/'; diff --git a/sys-apps/pmount/pmount-0.9.99_alpha-r8.ebuild b/sys-apps/pmount/pmount-0.9.99_alpha-r8.ebuild new file mode 100644 index 000000000000..4b0c16d89431 --- /dev/null +++ b/sys-apps/pmount/pmount-0.9.99_alpha-r8.ebuild @@ -0,0 +1,93 @@ +# Copyright 1999-2024 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +inherit bash-completion-r1 + +DESCRIPTION="Policy based mounter that gives the ability to mount removable devices as a user" +HOMEPAGE="https://launchpad.net/pmount" +SRC_URI="mirror://debian/pool/main/p/${PN}/${PN}_${PV/_/-}.orig.tar.bz2" +S="${WORKDIR}"/${P/_/-} + +LICENSE="GPL-2" +SLOT="0" +KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~sparc ~x86" +IUSE="crypt" + +# cryptsetup is executed at runtime only, no libraries used AFAICT +# but in DEPEND too as it's checked during configure +RDEPEND=" + acct-group/plugdev + >=sys-apps/util-linux-2.17.2 + crypt? ( >=sys-fs/cryptsetup-1.0.6-r2 )" +DEPEND="${RDEPEND}" +BDEPEND=" + dev-util/intltool + sys-devel/gettext" + +PATCHES=( + "${FILESDIR}"/${PN}-0.9.19-testsuite-missing-dir.patch + "${FILESDIR}"/${P}-locale-regex.patch + "${FILESDIR}"/${P}-exfat-support.patch + "${FILESDIR}"/${P}-limits-musl.patch + "${FILESDIR}"/${P}-missing-includes.patch + "${FILESDIR}"/${P}-fix-buggy-realpath-implementation.patch +) + +src_prepare() { + # Restore default value from pmount <= 0.9.23 wrt #393633 + sed -i -e '/^not_physically_logged_allow/s:=.*:= yes:' etc/pmount.conf || die + + cat <<-EOF > po/POTFILES.skip || die + src/conffile.c + src/configuration.c + src/loop.c + EOF + + default +} + +src_configure() { + econf --disable-hal +} + +src_test() { + local testdir=${S}/tests/check_fstab + + ln -s a "${testdir}/b" && + ln -s d "${testdir}/c" && + ln -s c "${testdir}/e" || + die "Unable to create fake symlinks required for testsuite" + + emake check +} + +src_install() { + # Must be run SETUID+SETGID, bug #250106 + exeinto /usr/bin + exeopts -m 6710 -g plugdev + doexe src/{p,pu}mount + + dodoc AUTHORS ChangeLog TODO + doman man/{{p,pu}mount.1,pmount.conf.5} + + insinto /etc + doins etc/pmount.{allow,conf} + + keepdir /media #501772 + + newbashcomp "${FILESDIR}/${PN}.bash-completion" "${PN}" + bashcomp_alias pmount pumount +} + +pkg_postinst() { + elog + elog "This package has been installed setuid and setgid." + + elog "The permissions are as such that only users that belong to the plugdev" + elog "group are allowed to run this. But if a script run by root mounts a" + elog "device, members of the plugdev group will have access to it." + elog + elog "Please add your user to the plugdev group to be able to mount USB drives" +} -- cgit v1.2.3-65-gdbad