diff options
| -rw-r--r-- | CMake/FindSystemd.cmake | 24 | ||||
| -rw-r--r-- | CMake/config.h.in | 3 | ||||
| -rw-r--r-- | CMakeLists.txt | 5 | ||||
| -rw-r--r-- | apt-pkg/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | apt-pkg/contrib/fileutl.cc | 48 | ||||
| -rw-r--r-- | apt-pkg/contrib/fileutl.h | 2 | ||||
| -rw-r--r-- | apt-pkg/deb/dpkgpm.cc | 15 | ||||
| -rw-r--r-- | debian/control | 1 | ||||
| -rw-r--r-- | doc/examples/configure-index | 3 |
9 files changed, 103 insertions, 0 deletions
diff --git a/CMake/FindSystemd.cmake b/CMake/FindSystemd.cmake new file mode 100644 index 000000000..1c7a7debf --- /dev/null +++ b/CMake/FindSystemd.cmake @@ -0,0 +1,24 @@ +# - Try to find SYSTEMD +# Once done, this will define +# +# SYSTEMD_FOUND - system has SYSTEMD +# SYSTEMD_INCLUDE_DIRS - the SYSTEMD include directories +# SYSTEMD_LIBRARIES - the SYSTEMD library +find_package(PkgConfig) + +pkg_check_modules(SYSTEMD_PKGCONF libsystemd) + +find_path(SYSTEMD_INCLUDE_DIRS + NAMES systemd/sd-bus.h + PATHS ${SYSTEMD_PKGCONF_INCLUDE_DIRS} +) + +find_library(SYSTEMD_LIBRARIES + NAMES systemd + PATHS ${SYSTEMD_PKGCONF_LIBRARY_DIRS} +) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(Systemd DEFAULT_MSG SYSTEMD_INCLUDE_DIRS SYSTEMD_LIBRARIES) + +mark_as_advanced(SYSTEMD_INCLUDE_DIRS SYSTEMD_LIBRARIES) diff --git a/CMake/config.h.in b/CMake/config.h.in index bd0da8649..22be6998e 100644 --- a/CMake/config.h.in +++ b/CMake/config.h.in @@ -20,6 +20,9 @@ /* Define if we have the zstd library for zst */ #cmakedefine HAVE_ZSTD +/* Define if we have the systemd library */ +#cmakedefine HAVE_SYSTEMD + /* Define if we have the udev library */ #cmakedefine HAVE_UDEV diff --git a/CMakeLists.txt b/CMakeLists.txt index 0cb166ed7..ea118635c 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -115,6 +115,11 @@ if (UDEV_FOUND) set(HAVE_UDEV 1) endif() +find_package(Systemd) +if (SYSTEMD_FOUND) + set(HAVE_SYSTEMD 1) +endif() + find_package(Seccomp) if (SECCOMP_FOUND) set(HAVE_SECCOMP 1) diff --git a/apt-pkg/CMakeLists.txt b/apt-pkg/CMakeLists.txt index 64709ce34..ce73c6a34 100644 --- a/apt-pkg/CMakeLists.txt +++ b/apt-pkg/CMakeLists.txt @@ -46,6 +46,7 @@ target_include_directories(apt-pkg ${LZ4_INCLUDE_DIRS} $<$<BOOL:${ZSTD_FOUND}>:${ZSTD_INCLUDE_DIRS}> $<$<BOOL:${UDEV_FOUND}>:${UDEV_INCLUDE_DIRS}> + $<$<BOOL:${SYSTEMD_FOUND}>:${SYSTEMD_INCLUDE_DIRS}> ${ICONV_INCLUDE_DIRS} ) @@ -58,6 +59,7 @@ target_link_libraries(apt-pkg ${LZ4_LIBRARIES} $<$<BOOL:${ZSTD_FOUND}>:${ZSTD_LIBRARIES}> $<$<BOOL:${UDEV_FOUND}>:${UDEV_LIBRARIES}> + $<$<BOOL:${SYSTEMD_FOUND}>:${SYSTEMD_LIBRARIES}> ${ICONV_LIBRARIES} ) set_target_properties(apt-pkg PROPERTIES VERSION ${MAJOR}.${MINOR}) diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index eab05de4f..b38186b3d 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -71,6 +71,9 @@ #ifdef HAVE_ZSTD #include <zstd.h> #endif +#ifdef HAVE_SYSTEMD +#include <systemd/sd-bus.h> +#endif #include <endian.h> #include <stdint.h> @@ -3387,3 +3390,48 @@ bool OpenConfigurationFileFd(std::string const &File, FileFd &Fd) /*{{{*/ return true; } /*}}}*/ +int Inhibit(const char *what, const char *who, const char *why, const char *mode) /*{{{*/ +{ +#ifdef HAVE_SYSTEMD + sd_bus_error error = SD_BUS_ERROR_NULL; + sd_bus_message *m = NULL; + sd_bus *bus = NULL; + int fd; + int r; + + r = sd_bus_open_system(&bus); + if (r < 0) + goto out; + + r = sd_bus_call_method(bus, + "org.freedesktop.login1", + "/org/freedesktop/login1", + "org.freedesktop.login1.Manager", + "Inhibit", + &error, + &m, + "ssss", + what, + who, + why, + mode); + if (r < 0) + goto out; + + r = sd_bus_message_read(m, "h", &fd); + if (r < 0) + goto out; + + // We received a file descriptor, return it - systemd will close the read fd + // on free, so let's duplicate it here. + r = dup(fd); +out: + sd_bus_error_free(&error); + sd_bus_message_unref(m); + sd_bus_unref(bus); + return r; +#else + return -ENOTSUP; +#endif +} + /*}}}*/ diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h index c78f1715c..8b9f0588f 100644 --- a/apt-pkg/contrib/fileutl.h +++ b/apt-pkg/contrib/fileutl.h @@ -293,4 +293,6 @@ bool Popen(const char* Args[], FileFd &Fd, pid_t &Child, FileFd::OpenMode Mode); APT_HIDDEN bool OpenConfigurationFileFd(std::string const &File, FileFd &Fd); +APT_HIDDEN int Inhibit(const char *what, const char *who, const char *why, const char *mode); + #endif diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index 074e52b3f..a1d329a16 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -1463,6 +1463,21 @@ bool pkgDPkgPM::ExpandPendingCalls(std::vector<Item> &List, pkgDepCache &Cache) } bool pkgDPkgPM::Go(APT::Progress::PackageManager *progress) { + struct Inhibitor + { + int Fd = -1; + Inhibitor() + { + if (_config->FindB("DPkg::Inhibit-Shutdown", true)) + Fd = Inhibit("shutdown", "APT", "APT is installing or removing packages", "block"); + } + ~Inhibitor() + { + if (Fd > 0) + close(Fd); + } + } inhibitor; + // explicitly remove&configure everything for hookscripts and progress building // we need them only temporarily through, so keep the length and erase afterwards decltype(List)::const_iterator::difference_type explicitIdx = diff --git a/debian/control b/debian/control index 747746b68..8636ca553 100644 --- a/debian/control +++ b/debian/control @@ -22,6 +22,7 @@ Build-Depends: cmake (>= 3.4), liblz4-dev (>= 0.0~r126), liblzma-dev, libseccomp-dev [amd64 arm64 armel armhf i386 mips mips64el mipsel ppc64el s390x hppa powerpc powerpcspe ppc64 x32], + libsystemd-dev [linux-any], libudev-dev [linux-any], libzstd-dev (>= 1.0), ninja-build, diff --git a/doc/examples/configure-index b/doc/examples/configure-index index df91d7738..bdfb1ad5e 100644 --- a/doc/examples/configure-index +++ b/doc/examples/configure-index @@ -498,6 +498,9 @@ DPkg progress-bg "<STRING>"; progress-bar "<BOOL>"; }; + + // Set a shutdown block inhibitor on systemd systems while running dpkg + Inhibit-Shutdown "<BOOL>"; } /* Options you can set to see some debugging text They correspond to names |