diff options
Diffstat (limited to 'main/busybox')
| -rw-r--r-- | main/busybox/APKBUILD | 23 | ||||
| -rw-r--r-- | main/busybox/acpid.patch | 143 | ||||
| -rw-r--r-- | main/busybox/bbsuid.c | 105 |
3 files changed, 260 insertions, 11 deletions
diff --git a/main/busybox/APKBUILD b/main/busybox/APKBUILD index e942e696a1..d692046c3f 100644 --- a/main/busybox/APKBUILD +++ b/main/busybox/APKBUILD @@ -1,8 +1,7 @@ # Maintainer: Natanael Copa <ncopa@alpinelinux.org> pkgname=busybox pkgver=1.19.3 -pkgrel=3 -_bbsuidver=0.6 +pkgrel=4 pkgdesc="Size optimized toolbox of many common UNIX utilities" url=http://busybox.net arch="all" @@ -12,22 +11,24 @@ install="$pkgname.post-install $pkgname.post-upgrade" subpackages="$pkgname-static" triggers="busybox.trigger=/bin:/usr/bin:/sbin:/usr/sbin:/lib/modules/*" source="http://busybox.net/downloads/$pkgname-$pkgver.tar.bz2 - http://git.alpinelinux.org/cgit/bbsuid.git/snapshot/bbsuid-$_bbsuidver.tar.bz2 + bbsuid.c + $pkgname-1.11.1-bb.patch busybox-uname-is-not-gnu.patch bb-app-location.patch 0001-loginutils-use-sha512.patch + acpid.patch http://busybox.net/downloads/fixes-1.19.3/busybox-1.19.3-getty.patch http://busybox.net/downloads/fixes-1.19.3/busybox-1.19.3-modinfo.patch http://busybox.net/downloads/fixes-1.19.3/busybox-1.19.3-wget.patch + http://busybox.net/downloads/fixes-1.19.3/busybox-1.19.3-mdev.patch busyboxconfig" _sdir="$srcdir"/$pkgname-$pkgver _staticdir="$srcdir"/build-static _dyndir="$srcdir"/build-dynamic -_bbsuid="$srcdir"/bbsuid-$_bbsuidver _config="$srcdir"/busyboxconfig prepare() { mkdir -p "$_staticdir" "$_dyndir" @@ -42,9 +43,9 @@ prepare() { } build() { + # build bbsuid msg "Building bbsuid" - cd "$_bbsuid" - make || return 1 + ${CC:-gcc} $CFLAGS "$srcdir"/bbsuid.c $LDFLAGS -o "$_dyndir"/bbsuid || return 1 cd "$_staticdir" msg "Building static busybox" @@ -64,14 +65,12 @@ build() { } package() { - cd "$_bbsuid" - make install DESTDIR="$pkgdir" || return 1 - cd "$_dyndir" mkdir -p "$pkgdir"/usr/sbin "$pkgdir"/usr/bin "$pkgdir"/tmp \ "$pkgdir"/var/cache/misc "$pkgdir"/bin "$pkgdir"/sbin chmod 1777 "$pkgdir"/tmp - install -m755 busybox "$pkgdir"/bin/busybox + install -m755 busybox "$pkgdir"/bin/busybox || return 1 + install -m4111 bbsuid "$pkgdir"/bin/bbsuid || return 1 # we need /bin/sh to be able to execute post-install ln -s /bin/busybox "$pkgdir"/bin/sh } @@ -84,12 +83,14 @@ static() { } md5sums="c3938e1ac59602387009bbf1dd1af7f6 busybox-1.19.3.tar.bz2 -968b3a058db04f95e9c4cdb44d7d3ddb bbsuid-0.6.tar.bz2 +b7b06c7d5cff6935e4ff68a245cc64b5 bbsuid.c 4c0f3b486eaa0674961b7ddcd0c60a9b busybox-1.11.1-bb.patch b5375210f13fd6e1ca61a565e8fabd35 busybox-uname-is-not-gnu.patch 754916e52fa11d3fe7c29c93248b6707 bb-app-location.patch 784383013b8f015fb0d214618c46b4b8 0001-loginutils-use-sha512.patch +361a26d690e6f1585c6710b3afeb10a6 acpid.patch 5ed72ca85b8fba4598d64a550210b31f busybox-1.19.3-getty.patch 41636628e481f22b8774b6bee1eebfb1 busybox-1.19.3-modinfo.patch cb48bffc0e1e3be527cd4ff67324a2a2 busybox-1.19.3-wget.patch +7c809b9cd30f40354be90663d5f18bef busybox-1.19.3-mdev.patch 453614d903ed3f39aa0a4b78f94bc7a5 busyboxconfig" diff --git a/main/busybox/acpid.patch b/main/busybox/acpid.patch new file mode 100644 index 0000000000..494bf45757 --- /dev/null +++ b/main/busybox/acpid.patch @@ -0,0 +1,143 @@ +From 982fdaf4b2f335506e570a06d5eab09068da3f61 Mon Sep 17 00:00:00 2001 +From: Denys Vlasenko <vda.linux@googlemail.com> +Date: Mon, 09 Jan 2012 04:01:25 +0000 +Subject: acpid: close fds which are reported as dead (POLLERR/POLLHUP/POLLNVAL) by poll. + +function old new delta +acpid_main 1159 1229 +70 +packed_usage 28977 28980 +3 + +Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> +--- +(limited to 'util-linux/acpid.c') + +diff --git a/util-linux/acpid.c b/util-linux/acpid.c +index 6e7321b..361a2b2 100644 +--- a/util-linux/acpid.c ++++ b/util-linux/acpid.c +@@ -8,13 +8,13 @@ + */ + + //usage:#define acpid_trivial_usage +-//usage: "[-d] [-c CONFDIR] [-l LOGFILE] [-a ACTIONFILE] [-M MAPFILE] [-e PROC_EVENT_FILE] [-p PIDFILE]" ++//usage: "[-df] [-c CONFDIR] [-l LOGFILE] [-a ACTIONFILE] [-M MAPFILE] [-e PROC_EVENT_FILE] [-p PIDFILE]" + //usage:#define acpid_full_usage "\n\n" + //usage: "Listen to ACPI events and spawn specific helpers on event arrival\n" ++//usage: "\n -d Log to stderr, not log file (implies -f)" ++//usage: "\n -f Run in foreground" + //usage: "\n -c DIR Config directory [/etc/acpi]" +-//usage: "\n -d Don't daemonize, (implies -f)" + //usage: "\n -e FILE /proc event file [/proc/acpi/event]" +-//usage: "\n -f Run in foreground" + //usage: "\n -l FILE Log file [/var/log/acpid.log]" + //usage: "\n -p FILE Pid file [/var/run/acpid.pid]" + //usage: "\n -a FILE Action file [/etc/acpid.conf]" +@@ -225,7 +225,6 @@ static void parse_map_file(const char *filename) + int acpid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; + int acpid_main(int argc UNUSED_PARAM, char **argv) + { +- struct input_event ev; + int nfd; + int opts; + struct pollfd *pfd; +@@ -248,15 +247,21 @@ int acpid_main(int argc UNUSED_PARAM, char **argv) + ); + + if (!(opts & OPT_f)) { ++ /* No -f "Foreground", we go to background */ + bb_daemonize_or_rexec(DAEMON_CLOSE_EXTRA_FDS, argv); + } + + if (!(opts & OPT_d)) { ++ /* No -d "Debug", we log to log file. ++ * This includes any output from children. ++ */ ++ xmove_fd(xopen(opt_logfile, O_WRONLY | O_CREAT | O_TRUNC), STDOUT_FILENO); ++ xdup2(STDOUT_FILENO, STDERR_FILENO); ++ /* Also, acpid's messages (but not children) will go to syslog too */ + openlog(applet_name, LOG_PID, LOG_DAEMON); + logmode = LOGMODE_SYSLOG | LOGMODE_STDIO; +- } else { +- xmove_fd(xopen(opt_logfile, O_WRONLY | O_CREAT | O_TRUNC), STDOUT_FILENO); + } ++ /* else: -d "Debug", log is not redirected */ + + parse_conf_file(opt_action); + parse_map_file(opt_map); +@@ -272,13 +277,14 @@ int acpid_main(int argc UNUSED_PARAM, char **argv) + int fd; + char *dev_event; + +- dev_event = xasprintf((option_mask32 & OPT_e) ? "%s" : "%s%u", opt_input, nfd); ++ dev_event = xasprintf((opts & OPT_e) ? "%s" : "%s%u", opt_input, nfd); + fd = open(dev_event, O_RDONLY | O_NONBLOCK); + if (fd < 0) { + if (nfd == 0) + bb_simple_perror_msg_and_die(dev_event); + break; + } ++ free(dev_event); + pfd = xrealloc_vector(pfd, 1, nfd); + pfd[nfd].fd = fd; + pfd[nfd].events = POLLIN; +@@ -287,16 +293,26 @@ int acpid_main(int argc UNUSED_PARAM, char **argv) + + write_pidfile(opt_pidfile); + +- while (poll(pfd, nfd, -1) > 0) { ++ while (safe_poll(pfd, nfd, -1) > 0) { + int i; + for (i = 0; i < nfd; i++) { +- const char *event = NULL; +- +- memset(&ev, 0, sizeof(ev)); +- +- if (!(pfd[i].revents & POLLIN)) +- continue; ++ const char *event; ++ ++ if (!(pfd[i].revents & POLLIN)) { ++ if (pfd[i].revents == 0) ++ continue; /* this fd has nothing */ ++ ++ /* Likely POLLERR, POLLHUP, POLLNVAL. ++ * Do not listen on this fd anymore. ++ */ ++ close(pfd[i].fd); ++ nfd--; ++ for (; i < nfd; i++) ++ pfd[i].fd = pfd[i + 1].fd; ++ break; /* do poll() again */ ++ } + ++ event = NULL; + if (option_mask32 & OPT_e) { + char *buf; + int len; +@@ -307,7 +323,10 @@ int acpid_main(int argc UNUSED_PARAM, char **argv) + if (len >= 0) + buf[len] = '\0'; + event = find_action(NULL, buf); ++ free(buf); + } else { ++ struct input_event ev; ++ + if (sizeof(ev) != full_read(pfd[i].fd, &ev, sizeof(ev))) + continue; + +@@ -324,11 +343,8 @@ int acpid_main(int argc UNUSED_PARAM, char **argv) + } + + if (ENABLE_FEATURE_CLEAN_UP) { +- while (nfd--) { +- if (pfd[nfd].fd) { +- close(pfd[nfd].fd); +- } +- } ++ while (nfd--) ++ close(pfd[nfd].fd); + free(pfd); + } + remove_pidfile(opt_pidfile); +-- +cgit v0.9.0.1-2-gef13 diff --git a/main/busybox/bbsuid.c b/main/busybox/bbsuid.c new file mode 100644 index 0000000000..a970b01e71 --- /dev/null +++ b/main/busybox/bbsuid.c @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2008 Natanael Copa <natanael.copa@gmail.com> + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. See http://www.gnu.org/ for details. + * + */ + +#include <sys/stat.h> +#include <sys/types.h> + +#include <libgen.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#define BBSUID_PATH "/bin/bbsuid" + +const static char * applets[] = { + "/bin/mount", + "/bin/ping", + "/bin/umount", + "/usr/bin/crontab", + "/usr/bin/passwd", + "/usr/bin/su", + "/usr/bin/traceroute", + NULL +}; + + +static const char *applet_from_path(const char *str) +{ + const char *p = strrchr(str, '/'); + if (p == NULL) + p = str; + else + p++; + return p; +} + +static int is_valid_applet(const char *str) +{ + int i; + for (i = 0; applets[i] != NULL; i++) { + const char *a = applet_from_path(applets[i]); + if (strcmp(applet_from_path(str), a) == 0) + return 1; + } + return 0; +} + +int exec_busybox(const char *app, int argc, char **argv) +{ + char **newargv = malloc((argc + 2) * sizeof(char *)); + int i; + newargv[0] = "/bin/busybox"; + newargv[1] = (char *)app; + for (i = 1; i < argc; i++) + newargv[i+1] = argv[i]; + newargv[argc+1] = NULL; + execv(newargv[0], newargv); + perror(newargv[0]); + free(newargv); + return 1; +} + +static int install_links(void) +{ + int i, r = 0; + /* we don't want others than root to install the symlinks */ + if (getuid() != 0) + errx(1, "Only root can install symlinks"); + + for (i = 0; applets[i] != NULL; i++) { + const char *a = applets[i]; + struct stat st; + if (lstat(a, &st) == 0 && S_ISLNK(st.st_mode)) + unlink(a); + if (symlink(BBSUID_PATH, a) < 0) + r++; + } + + return r; +} + +int main(int argc, char **argv) +{ + const char *app = applet_from_path(argv[0]); + + if (strcmp(app, "bbsuid") == 0) { + if (argc == 2 && strcmp(argv[1], "--install") == 0) + return install_links(); + errx(1, "Use --install to install symlinks"); + } + + if (is_valid_applet(app)) + return exec_busybox(app, argc, argv); + + errx(1, "%s is not a valid applet", app); + return 1; +} + |