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authorLaurent Bercot <ska-skaware@skarnet.org>2015-01-15 20:51:39 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2015-01-15 20:51:39 +0000
commitebfd0ba17e0d4b220725018d16e294e8e22a1745 (patch)
tree4b29683050ce9e8f24f1920f1be38b2f837ef5ad /src/conn-tools/s6-sudoc.c
parent20c7d8e1b328155145ce9e8648435e127b60c208 (diff)
downloads6-networking-ebfd0ba17e0d4b220725018d16e294e8e22a1745.tar.xz
Move Unix domain socket and access control stuff to s6.
Move seekablepipe to s6-portable-utils. Version: 2.0.1.0, release candidate
Diffstat (limited to 'src/conn-tools/s6-sudoc.c')
-rw-r--r--src/conn-tools/s6-sudoc.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/src/conn-tools/s6-sudoc.c b/src/conn-tools/s6-sudoc.c
deleted file mode 100644
index 823d7cb..0000000
--- a/src/conn-tools/s6-sudoc.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/* ISC license. */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/wait.h>
-#include <skalibs/uint.h>
-#include <skalibs/sgetopt.h>
-#include <skalibs/bytestr.h>
-#include <skalibs/buffer.h>
-#include <skalibs/stralloc.h>
-#include <skalibs/strerr2.h>
-#include <skalibs/djbunix.h>
-#include <skalibs/tai.h>
-#include <skalibs/env.h>
-#include <skalibs/unix-timed.h>
-#include <skalibs/unixmessage.h>
-#include "s6-sudo.h"
-
-#define USAGE "s6-sudoc [ -e ] [ -t timeoutconn ] [ -T timeoutrun ] [ args... ]"
-#define dieusage() strerr_dieusage(100, USAGE)
-#define dienomem() strerr_diefu1sys(111, "stralloc_catb")
-
-int main (int argc, char const *const *argv, char const *const *envp)
-{
- char buf6[64] ;
- buffer b6 = BUFFER_INIT(&buffer_read, 6, buf6, 64) ;
- unixmessage_sender_t b7 = UNIXMESSAGE_SENDER_INIT(7) ;
- subgetopt_t l = SUBGETOPT_ZERO ;
- unsigned int t = 0, T = 0 ;
- int doenv = 1 ;
-
- tain_t deadline = TAIN_INFINITE_RELATIVE ;
- PROG = "s6-sudoc" ;
- for (;;)
- {
- register int opt = subgetopt_r(argc, argv, "et:T:", &l) ;
- if (opt < 0) break ;
- switch (opt)
- {
- case 'e' : doenv = 0 ; break ;
- case 't' : if (!uint0_scan(l.arg, &t)) dieusage() ; break ;
- case 'T' : if (!uint0_scan(l.arg, &T)) dieusage() ; break ;
- default : dieusage() ;
- }
- }
- argc -= l.ind ; argv += l.ind ;
- if (t) tain_from_millisecs(&deadline, t) ;
- if ((ndelay_on(6) < 0) || (ndelay_on(7) < 0))
- strerr_diefu1sys(111, "make socket non-blocking") ;
- if (!fd_sanitize() || !fd_ensure_open(2, 1))
- strerr_diefu1sys(111, "sanitize stdin/stdout/stderr") ;
-
- tain_now_g() ;
- tain_add_g(&deadline, &deadline) ;
- {
- char tmp[S6_SUDO_BANNERB_LEN] ;
- if (buffer_timed_get_g(&b6, tmp, S6_SUDO_BANNERB_LEN, &deadline) < S6_SUDO_BANNERB_LEN)
- strerr_diefu1sys(111, "read banner from s6-sudod") ;
- if (str_diffn(tmp, S6_SUDO_BANNERB, S6_SUDO_BANNERB_LEN))
- strerr_dief1x(100, "wrong server banner") ;
- }
- {
- int fds[3] = { 0, 1, 2 } ;
- char pack[16] ;
- siovec_t v[4] = {
- { .s = S6_SUDO_BANNERA, .len = S6_SUDO_BANNERA_LEN },
- { .s = pack, .len = 16 },
- { .s = 0, .len = 0 },
- { .s = 0, .len = 0 } } ;
- unixmessage_v_t mv = { .v = v, .vlen = 4, .fds = fds, .nfds = 3 } ;
- stralloc sa = STRALLOC_ZERO ;
- unsigned int envlen = doenv ? env_len(envp) : 0 ;
- uint32_pack_big(pack, (uint32)argc) ;
- uint32_pack_big(pack + 4, (uint32)envlen) ;
- if (!env_string(&sa, argv, argc)) dienomem() ;
- v[2].len = sa.len ;
- uint32_pack_big(pack + 8, (uint32)v[2].len) ;
- if (doenv)
- {
- if (!env_string(&sa, envp, envlen)) dienomem() ;
- v[3].len = sa.len - v[2].len ;
- }
- uint32_pack_big(pack + 12, (uint32)v[3].len) ;
- v[2].s = sa.s ;
- v[3].s = sa.s + v[2].len ;
- if (!unixmessage_putv_and_close(&b7, &mv, (unsigned char const *)"\003"))
- strerr_diefu1sys(111, "unixmessage_putv") ;
- stralloc_free(&sa) ;
- }
- if (!unixmessage_sender_timed_flush_g(&b7, &deadline))
- strerr_diefu1sys(111, "send args to server") ;
- unixmessage_sender_free(&b7) ;
- {
- char c ;
- if (buffer_timed_get_g(&b6, &c, 1, &deadline) < 1)
- strerr_diefu1sys(111, "get confirmation from server") ;
- if (c)
- {
- errno = c ;
- strerr_diefu1sys(111, "start privileged program: server answered: ") ;
- }
- }
-
- if (T) tain_from_millisecs(&deadline, T) ; else deadline = tain_infinite_relative ;
- tain_add_g(&deadline, &deadline) ;
- {
- char pack[UINT_PACK] ;
- if (buffer_timed_get_g(&b6, pack, UINT_PACK, &deadline) < UINT_PACK)
- strerr_diefu1sys(111, "get exit status from server") ;
- uint_unpack_big(pack, &t) ;
- }
- if (WIFSIGNALED(t)) raise(WTERMSIG(t)) ;
- return WEXITSTATUS(t) ;
-}