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-rw-r--r--src/tls/deps-exe/s6-tlsc2
-rw-r--r--src/tls/deps-exe/s6-tlsc-io5
-rw-r--r--src/tls/deps-exe/s6-tlsclient1
-rw-r--r--src/tls/deps-exe/s6-tlsd2
-rw-r--r--src/tls/deps-exe/s6-tlsd-io5
-rw-r--r--src/tls/deps-exe/s6-tlsserver1
-rw-r--r--src/tls/deps-exe/s6-ucspitlsc3
-rw-r--r--src/tls/deps-exe/s6-ucspitlsd3
-rw-r--r--src/tls/deps-lib/s6tls4
-rw-r--r--src/tls/s6-tlsc-io.c128
-rw-r--r--src/tls/s6-tlsc.c94
-rw-r--r--src/tls/s6-tlsclient.c202
-rw-r--r--src/tls/s6-tlsd-io.c126
-rw-r--r--src/tls/s6-tlsd.c72
-rw-r--r--src/tls/s6-tlsserver.c255
-rw-r--r--src/tls/s6-ucspitlsc.c109
-rw-r--r--src/tls/s6-ucspitlsd.c88
-rw-r--r--src/tls/s6tls-internal.h18
-rw-r--r--src/tls/s6tls_exec_tlscio.c53
-rw-r--r--src/tls/s6tls_exec_tlsdio.c49
-rw-r--r--src/tls/s6tls_sync_and_exec_app.c43
-rw-r--r--src/tls/s6tls_ucspi_exec_app.c36
22 files changed, 1299 insertions, 0 deletions
diff --git a/src/tls/deps-exe/s6-tlsc b/src/tls/deps-exe/s6-tlsc
new file mode 100644
index 0000000..37405fd
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsc
@@ -0,0 +1,2 @@
+libs6tls.a.xyzzy
+-lskarnet
diff --git a/src/tls/deps-exe/s6-tlsc-io b/src/tls/deps-exe/s6-tlsc-io
new file mode 100644
index 0000000..3e2653d
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsc-io
@@ -0,0 +1,5 @@
+${LIBCRYPTOSUPPORT}
+-lskarnet
+${CRYPTO_LIB}
+${SOCKET_LIB}
+${SYSCLOCK_LIB}
diff --git a/src/tls/deps-exe/s6-tlsclient b/src/tls/deps-exe/s6-tlsclient
new file mode 100644
index 0000000..e7187fe
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsclient
@@ -0,0 +1 @@
+-lskarnet
diff --git a/src/tls/deps-exe/s6-tlsd b/src/tls/deps-exe/s6-tlsd
new file mode 100644
index 0000000..37405fd
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsd
@@ -0,0 +1,2 @@
+libs6tls.a.xyzzy
+-lskarnet
diff --git a/src/tls/deps-exe/s6-tlsd-io b/src/tls/deps-exe/s6-tlsd-io
new file mode 100644
index 0000000..3e2653d
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsd-io
@@ -0,0 +1,5 @@
+${LIBCRYPTOSUPPORT}
+-lskarnet
+${CRYPTO_LIB}
+${SOCKET_LIB}
+${SYSCLOCK_LIB}
diff --git a/src/tls/deps-exe/s6-tlsserver b/src/tls/deps-exe/s6-tlsserver
new file mode 100644
index 0000000..e7187fe
--- /dev/null
+++ b/src/tls/deps-exe/s6-tlsserver
@@ -0,0 +1 @@
+-lskarnet
diff --git a/src/tls/deps-exe/s6-ucspitlsc b/src/tls/deps-exe/s6-ucspitlsc
new file mode 100644
index 0000000..ac1b327
--- /dev/null
+++ b/src/tls/deps-exe/s6-ucspitlsc
@@ -0,0 +1,3 @@
+libs6tls.a.xyzzy
+-lskarnet
+${SOCKET_LIB}
diff --git a/src/tls/deps-exe/s6-ucspitlsd b/src/tls/deps-exe/s6-ucspitlsd
new file mode 100644
index 0000000..ac1b327
--- /dev/null
+++ b/src/tls/deps-exe/s6-ucspitlsd
@@ -0,0 +1,3 @@
+libs6tls.a.xyzzy
+-lskarnet
+${SOCKET_LIB}
diff --git a/src/tls/deps-lib/s6tls b/src/tls/deps-lib/s6tls
new file mode 100644
index 0000000..f392de5
--- /dev/null
+++ b/src/tls/deps-lib/s6tls
@@ -0,0 +1,4 @@
+s6tls_exec_tlscio.o
+s6tls_exec_tlsdio.o
+s6tls_sync_and_exec_app.o
+s6tls_ucspi_exec_app.o
diff --git a/src/tls/s6-tlsc-io.c b/src/tls/s6-tlsc-io.c
new file mode 100644
index 0000000..79dd25d
--- /dev/null
+++ b/src/tls/s6-tlsc-io.c
@@ -0,0 +1,128 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+#include <signal.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/allreadwrite.h>
+#include <skalibs/tai.h>
+#include <skalibs/env.h>
+#include <skalibs/sig.h>
+#include <skalibs/djbunix.h>
+
+#include <s6-networking/config.h>
+
+#define HANDSHAKE_BANNER "SSL_PROTOCOL=TLSv1\0"
+
+static inline void doit (int *, tain_t const *tto, uint32_t, uint32_t, unsigned int, char const *, unsigned int) gccattr_noreturn ;
+
+#ifdef S6_NETWORKING_USE_TLS
+
+#include <s6-networking/stls.h>
+
+static inline void doit (int *fds, tain_t const *tto, uint32_t preoptions, uint32_t options, unsigned int verbosity, char const *servername, unsigned int notif)
+{
+ struct tls *ctx = stls_client_init_and_handshake(fds + 2, preoptions, servername) ;
+ if (notif)
+ {
+ if (allwrite(notif, HANDSHAKE_BANNER, sizeof(HANDSHAKE_BANNER)) < sizeof(HANDSHAKE_BANNER))
+ strerr_diefu1sys(111, "write post-handshake data") ;
+ fd_close(notif) ;
+ }
+ stls_run(ctx, fds, tto, options, verbosity) ;
+}
+
+#else
+#ifdef S6_NETWORKING_USE_BEARSSL
+
+#include <skalibs/random.h>
+
+#include <s6-networking/sbearssl.h>
+
+static int handshake_cb_nop (br_ssl_engine_context *ctx, sbearssl_handshake_cb_context_t *cbarg)
+{
+ (void)ctx ;
+ (void)cbarg ;
+ return 1 ;
+}
+
+static int handshake_cb_sendvars (br_ssl_engine_context *ctx, sbearssl_handshake_cb_context_t *cbarg)
+{
+ if (allwrite(cbarg->notif, HANDSHAKE_BANNER, sizeof(HANDSHAKE_BANNER)) < sizeof(HANDSHAKE_BANNER))
+ return 0 ;
+ fd_close(cbarg->notif) ;
+ return 1 ;
+}
+
+static inline void doit (int *fds, tain_t const *tto, uint32_t preoptions, uint32_t options, unsigned int verbosity, char const *servername, unsigned int notif)
+{
+ if (ndelay_on(fds[0]) < 0 || ndelay_on(fds[1]) < 0)
+ strerr_diefu1sys(111, "set local fds non-blocking") ;
+ if (!random_init()) strerr_diefu1sys(111, "initialize random device") ;
+ sbearssl_client_init_and_run(fds, tto, preoptions, options, verbosity, servername, notif ? &handshake_cb_sendvars : &handshake_cb_nop, notif) ;
+}
+
+#else
+
+#error No SSL backend configured.
+
+#endif
+#endif
+
+
+#define USAGE "s6-tlsc-io [ -v verbosity ] [ -d notif ] [ -S | -s ] [ -Y | -y ] [ -K timeout ] [ -k servername ] fdr fdw"
+#define dieusage() strerr_dieusage(100, USAGE)
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ char const *servername = 0 ;
+ tain_t tto ;
+ int fds[4] = { 0, 1, 0, 1 } ;
+ unsigned int verbosity = 1 ;
+ unsigned int notif = 0 ;
+ uint32_t preoptions = 0 ;
+ uint32_t options = 1 ;
+
+ PROG = "s6-tlsc-io" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ unsigned int t = 0 ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "d:SsYyv:K:k:", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'd' : if (!uint0_scan(l.arg, &notif)) dieusage() ; break ;
+ case 'S' : options &= ~1 ; break ;
+ case 's' : options |= 1 ; break ;
+ case 'Y' : preoptions &= ~1 ; break ;
+ case 'y' : preoptions |= 1 ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &t)) dieusage() ; break ;
+ case 'k' : servername = l.arg ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ if (t) tain_from_millisecs(&tto, t) ; else tto = tain_infinite_relative ;
+ }
+ if (argc < 2) dieusage() ;
+ {
+ unsigned int u ;
+ if (!uint0_scan(argv[0], &u)) dieusage() ;
+ fds[0] = u ;
+ if (!uint0_scan(argv[1], &u)) dieusage() ;
+ fds[1] = u ;
+ }
+
+ if (ndelay_on(0) < 0 || ndelay_on(1) < 0)
+ strerr_diefu1sys(111, "set stdin/stdout non-blocking") ;
+ if (sig_ignore(SIGPIPE) < 0) strerr_diefu1sys(111, "ignore SIGPIPE") ;
+ tain_now_set_stopwatch_g() ;
+ doit(fds, &tto, preoptions, options, verbosity, servername, notif) ;
+}
diff --git a/src/tls/s6-tlsc.c b/src/tls/s6-tlsc.c
new file mode 100644
index 0000000..5b2e7dc
--- /dev/null
+++ b/src/tls/s6-tlsc.c
@@ -0,0 +1,94 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/env.h>
+#include <skalibs/djbunix.h>
+
+#include "s6tls-internal.h"
+
+#define USAGE "s6-tlsc [ -S | -s ] [ -Y | -y ] [ -v verbosity ] [ -K timeout ] [ -k servername ] [ -Z | -z ] [ -6 fdr ] [ -7 fdw ] prog..."
+#define dieusage() strerr_dieusage(100, USAGE)
+
+static void child (int const [4][2], uint32_t, unsigned int, unsigned int, char const *) gccattr_noreturn ;
+static void child (int const p[4][2], uint32_t options, unsigned int verbosity, unsigned int kimeout, char const *servername)
+{
+ int fds[3] = { p[0][0], p[1][1], p[2][1] } ;
+ PROG = "s6-tlsc (child)" ;
+ close(p[2][0]) ;
+ close(p[0][1]) ;
+ close(p[1][0]) ;
+ if (fd_move(0, p[3][0]) < 0 || fd_move(1, p[3][1]) < 0)
+ strerr_diefu1sys(111, "move network fds to stdin/stdout") ;
+ s6tls_exec_tlscio(fds, options, verbosity, kimeout, servername) ;
+}
+
+int main (int argc, char const *const *argv)
+{
+ unsigned int verbosity = 1 ;
+ unsigned int kimeout = 0 ;
+ int p[4][2] ;
+ uint32_t coptions = 0 ;
+ uint32_t poptions = 1 ;
+ pid_t pid ;
+ char const *servername = 0 ;
+
+ PROG = "s6-tlsc" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "SsYyv:K:k:Zz6:7:", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'S' : coptions &= ~4 ; break ;
+ case 's' : coptions |= 4 ; break ;
+ case 'Y' : coptions &= ~1 ; break ;
+ case 'y' : coptions |= 1 ; break ;
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &kimeout)) dieusage() ; break ;
+ case 'k' : servername = l.arg ; break ;
+ case 'Z' : poptions &= ~1 ; break ;
+ case 'z' : poptions |= 1 ; break ;
+ case '6' :
+ {
+ unsigned int fd ;
+ if (!uint0_scan(l.arg, &fd)) dieusage() ;
+ p[3][0] = fd ;
+ break ;
+ }
+ case '7' :
+ {
+ unsigned int fd ;
+ if (!uint0_scan(l.arg, &fd)) dieusage() ;
+ p[3][1] = fd ;
+ break ;
+ }
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ }
+ if (!argc) dieusage() ;
+ fd_sanitize() ;
+ if (fcntl(p[3][0], F_GETFD) < 0 || fcntl(p[3][1], F_GETFD) < 0)
+ strerr_diefu1sys(111, "check network fds") ;
+
+ if (pipe(p[0]) < 0 || pipe(p[1]) < 0 || pipe(p[2]) < 0)
+ strerr_diefu1sys(111, "pipe") ;
+ pid = fork() ;
+ switch (pid)
+ {
+ case -1 : strerr_diefu1sys(111, "fork") ;
+ case 0 : child(p, coptions, verbosity, kimeout, servername) ;
+ default : break ;
+ }
+ s6tls_sync_and_exec_app(argv, p, pid, poptions) ;
+}
diff --git a/src/tls/s6-tlsclient.c b/src/tls/s6-tlsclient.c
new file mode 100644
index 0000000..267f457
--- /dev/null
+++ b/src/tls/s6-tlsclient.c
@@ -0,0 +1,202 @@
+/* ISC license. */
+
+#include <string.h>
+#include <stdint.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/ip46.h>
+#include <s6-networking/config.h>
+
+#define USAGE "s6-tlsclient [ options ] host port prog...\n" \
+"s6-tcpclient options: [ -q | -Q | -v ] [ -4 | -6 ] [ -d | -D ] [ -r | -R ] [ -h | -H ] [ -n | -N ] [ -t timeout ] [ -l localname ] [ -T timeoutconn ] [ -i localip ] [ -p localport ]\n" \
+"s6-tlsc options: [ -S | -s ] [ -Y | -y ] [ -K timeout ] [ -k servername ] [ -Z | -z ]"
+
+#define dieusage() strerr_dieusage(100, USAGE)
+
+typedef struct options_s options_t, *options_t_ref ;
+struct options_s
+{
+ char const *localname ;
+ char const *servername ;
+ unsigned int timeout ;
+ unsigned int ximeout ;
+ unsigned int yimeout ;
+ unsigned int kimeout ;
+ uint16_t localport ;
+ ip46full_t localip ;
+ unsigned int verbosity : 2 ;
+ unsigned int flag4 : 1 ;
+ unsigned int flag6 : 1 ;
+ unsigned int flagD : 1 ;
+ unsigned int flagH : 1 ;
+ unsigned int flagr : 1 ;
+ unsigned int flagN : 1 ;
+ unsigned int flagS : 1 ;
+ unsigned int flagy : 1 ;
+ unsigned int flagZ : 1 ;
+ unsigned int doxy : 1 ;
+} ;
+
+#define OPTIONS_ZERO \
+{ \
+ .localname = 0, \
+ .servername = 0, \
+ .timeout = 0, \
+ .ximeout = 2, \
+ .yimeout = 58, \
+ .kimeout = 0, \
+ .localport = 0, \
+ .localip = IP46FULL_ZERO, \
+ .verbosity = 1, \
+ .flag4 = 0, \
+ .flag6 = 0, \
+ .flagD = 0, \
+ .flagH = 0, \
+ .flagr = 0, \
+ .flagN = 0, \
+ .flagS = 0, \
+ .flagy = 0, \
+ .flagZ = 0, \
+ .doxy = 0 \
+}
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ options_t o = OPTIONS_ZERO ;
+ PROG = "s6-tlsclient" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "qQv46DdHhRrnNt:l:T:i:p:SsYyK:k:Zz", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'q' : o.verbosity = 0 ; break ;
+ case 'Q' : o.verbosity = 1 ; break ;
+ case 'v' : o.verbosity = 2 ; break ;
+ case '4' : o.flag4 = 1 ; break ;
+ case '6' : o.flag6 = 1 ; break ;
+ case 'D' : o.flagD = 1 ; break ;
+ case 'd' : o.flagD = 0 ; break ;
+ case 'H' : o.flagH = 1 ; break ;
+ case 'h' : o.flagH = 0 ; break ;
+ case 'R' : o.flagr = 0 ; break ;
+ case 'r' : o.flagr = 1 ; break ;
+ case 'n' : o.flagN = 0 ; break ;
+ case 'N' : o.flagN = 1 ; break ;
+ case 't' : if (!uint0_scan(l.arg, &o.timeout)) dieusage() ; break ;
+ case 'l' : o.localname = l.arg ; break ;
+ case 'T' :
+ {
+ size_t n = uint_scan(l.arg, &o.ximeout) ;
+ if (!n) dieusage() ;
+ o.doxy = 1 ;
+ if (!l.arg[n])
+ {
+ o.yimeout = 0 ;
+ break ;
+ }
+ if (l.arg[n] != '+') dieusage() ;
+ if (!uint0_scan(l.arg + n + 1, &o.yimeout)) dieusage() ;
+ break ;
+ }
+ case 'i' : if (!ip46full_scan(l.arg, &o.localip)) dieusage() ; break ;
+ case 'p' : if (!uint160_scan(l.arg, &o.localport)) dieusage() ; break ;
+ case 'S' : o.flagS = 1 ; break ;
+ case 's' : o.flagS = 0 ; break ;
+ case 'Y' : o.flagy = 0 ; break ;
+ case 'y' : o.flagy = 1 ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &o.kimeout)) dieusage() ; break ;
+ case 'k' : o.servername = l.arg ; break ;
+ case 'Z' : o.flagZ = 1 ; break ;
+ case 'z' : o.flagZ = 0 ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ if (argc < 3) dieusage() ;
+ }
+
+ if (!o.servername && !o.flagH)
+ {
+ ip46full_t ip ;
+ if (!ip46full_scan(argv[0], &ip))
+ o.servername = argv[0] ;
+ }
+
+ {
+ size_t pos = 0 ;
+ unsigned int m = 0 ;
+ char fmt[UINT_FMT * 4 + UINT16_FMT + IP46_FMT] ;
+ char const *newargv[29 + argc] ;
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tcpclient" ;
+ if (o.verbosity != 1) newargv[m++] = o.verbosity ? "-v" : "-q" ;
+ if (o.flag4) newargv[m++] = "-4" ;
+ if (o.flag6) newargv[m++] = "-6" ;
+ if (o.flagD) newargv[m++] = "-D" ;
+ if (o.flagH) newargv[m++] = "-H" ;
+ if (o.flagr) newargv[m++] = "-r" ;
+ if (o.flagN) newargv[m++] = "-N" ;
+ if (o.timeout)
+ {
+ newargv[m++] = "-t" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.timeout) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.localname)
+ {
+ newargv[m++] = "-l" ;
+ newargv[m++] = o.localname ;
+ }
+ if (o.doxy)
+ {
+ newargv[m++] = "-T" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.ximeout) ;
+ fmt[pos++] = '+' ;
+ pos += uint_fmt(fmt + pos, o.yimeout) ;
+ fmt[pos++] = 0 ;
+ }
+ if (memcmp(o.localip.ip, IP6_ANY, 16))
+ {
+ newargv[m++] = "-i" ;
+ newargv[m++] = fmt + pos ;
+ pos += ip46full_fmt(fmt + pos, &o.localip) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.localport)
+ {
+ newargv[m++] = "-p" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint16_fmt(fmt + pos, o.localport) ;
+ fmt[pos++] = 0 ;
+ }
+ newargv[m++] = "--" ;
+ newargv[m++] = *argv++ ;
+ newargv[m++] = *argv++ ;
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tlsc" ;
+ if (o.flagS) newargv[m++] = "-S" ;
+ if (o.flagy) newargv[m++] = "-y" ;
+ if (o.kimeout)
+ {
+ newargv[m++] = "-K" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.kimeout) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.servername)
+ {
+ newargv[m++] = "-k" ;
+ newargv[m++] = o.servername ;
+ }
+ if (o.flagZ) newargv[m++] = "-Z" ;
+ newargv[m++] = "--" ;
+ while (*argv) newargv[m++] = *argv++ ;
+ newargv[m++] = 0 ;
+ xpathexec_run(newargv[0], newargv, envp) ;
+ }
+}
diff --git a/src/tls/s6-tlsd-io.c b/src/tls/s6-tlsd-io.c
new file mode 100644
index 0000000..0b42b3b
--- /dev/null
+++ b/src/tls/s6-tlsd-io.c
@@ -0,0 +1,126 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+#include <signal.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/allreadwrite.h>
+#include <skalibs/sig.h>
+#include <skalibs/tai.h>
+#include <skalibs/env.h>
+#include <skalibs/djbunix.h>
+
+#include <s6-networking/config.h>
+
+#define HANDSHAKE_BANNER "SSL_PROTOCOL=TLSv1\0"
+
+static inline void doit (int *, tain_t const *tto, uint32_t, uint32_t, unsigned int, unsigned int) gccattr_noreturn ;
+
+#ifdef S6_NETWORKING_USE_TLS
+
+#include <s6-networking/stls.h>
+
+static inline void doit (int *fds, tain_t const *tto, uint32_t preoptions, uint32_t options, unsigned int verbosity, unsigned int notif)
+{
+ struct tls *ctx = stls_server_init_and_handshake(fds + 2, preoptions) ;
+ if (notif)
+ {
+ if (allwrite(notif, HANDSHAKE_BANNER, sizeof(HANDSHAKE_BANNER)) < sizeof(HANDSHAKE_BANNER))
+ strerr_diefu1sys(111, "write post-handshake data") ;
+ fd_close(notif) ;
+ }
+ stls_run(ctx, fds, tto, options, verbosity) ;
+}
+
+#else
+#ifdef S6_NETWORKING_USE_BEARSSL
+
+#include <skalibs/random.h>
+
+#include <s6-networking/sbearssl.h>
+
+static int handshake_cb_nop (br_ssl_engine_context *ctx, sbearssl_handshake_cb_context_t *cbarg)
+{
+ (void)ctx ;
+ (void)cbarg ;
+ return 1 ;
+}
+
+static int handshake_cb_sendvars (br_ssl_engine_context *ctx, sbearssl_handshake_cb_context_t *cbarg)
+{
+ if (allwrite(cbarg->notif, HANDSHAKE_BANNER, sizeof(HANDSHAKE_BANNER)) < sizeof(HANDSHAKE_BANNER))
+ return 0 ;
+ fd_close(cbarg->notif) ;
+ return 1 ;
+}
+
+static inline void doit (int *fds, tain_t const *tto, uint32_t preoptions, uint32_t options, unsigned int verbosity, unsigned int notif)
+{
+ if (ndelay_on(fds[0]) < 0 || ndelay_on(fds[1]) < 0)
+ strerr_diefu1sys(111, "set local fds non-blocking") ;
+ if (!random_init()) strerr_diefu1sys(111, "initialize random device") ;
+ sbearssl_server_init_and_run(fds, tto, preoptions, options, verbosity, notif ? &handshake_cb_sendvars : &handshake_cb_nop, notif) ;
+}
+
+#else
+
+#error No SSL backend configured.
+
+#endif
+#endif
+
+
+#define USAGE "s6-tlsd-io [ -v verbosity ] [ -d notif ] [ -S | -s ] [ -Y | -y ] [ -K timeout ] fdr fdw"
+#define dieusage() strerr_dieusage(100, USAGE)
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ tain_t tto ;
+ int fds[4] = { 0, 1, 0, 1 } ;
+ unsigned int verbosity = 1 ;
+ unsigned int notif = 0 ;
+ uint32_t preoptions = 0 ;
+ uint32_t options = 1 ;
+
+ PROG = "s6-tlsd-io" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ unsigned int t = 0 ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "d:SsYyv:K:", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'd' : if (!uint0_scan(l.arg, &notif)) dieusage() ; break ;
+ case 'S' : options &= ~1 ; break ;
+ case 's' : options |= 1 ; break ;
+ case 'Y' : preoptions |= 1 ; preoptions &= ~2 ; break ;
+ case 'y' : preoptions |= 3 ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &t)) dieusage() ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ if (t) tain_from_millisecs(&tto, t) ; else tto = tain_infinite_relative ;
+ }
+ if (argc < 2) dieusage() ;
+ {
+ unsigned int u ;
+ if (!uint0_scan(argv[0], &u)) dieusage() ;
+ fds[0] = u ;
+ if (!uint0_scan(argv[1], &u)) dieusage() ;
+ fds[1] = u ;
+ }
+
+ if (ndelay_on(0) < 0 || ndelay_on(1) < 0)
+ strerr_diefu1sys(111, "set stdin/stdout non-blocking") ;
+ if (sig_ignore(SIGPIPE) < 0) strerr_diefu1sys(111, "ignore SIGPIPE") ;
+ tain_now_set_stopwatch_g() ;
+ doit(fds, &tto, preoptions, options, verbosity, notif) ;
+}
diff --git a/src/tls/s6-tlsd.c b/src/tls/s6-tlsd.c
new file mode 100644
index 0000000..361502e
--- /dev/null
+++ b/src/tls/s6-tlsd.c
@@ -0,0 +1,72 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/env.h>
+#include <skalibs/djbunix.h>
+
+#include "s6tls-internal.h"
+
+#define USAGE "s6-tlsd [ -S | -s ] [ -Y | -y ] [ -v verbosity ] [ -K timeout ] [ -Z | -z ] prog..."
+#define dieusage() strerr_dieusage(100, USAGE)
+
+static void child (int const [4][2], uint32_t, unsigned int, unsigned int) gccattr_noreturn ;
+static void child (int const p[4][2], uint32_t options, unsigned int verbosity, unsigned int kimeout)
+{
+ int fds[3] = { p[0][0], p[1][1], p[2][1] } ;
+ PROG = "s6-tlsd (child)" ;
+ close(p[2][0]) ;
+ close(p[0][1]) ;
+ close(p[1][0]) ;
+ s6tls_exec_tlsdio(fds, options, verbosity, kimeout) ;
+}
+
+int main (int argc, char const *const *argv)
+{
+ unsigned int verbosity = 1 ;
+ unsigned int kimeout = 0 ;
+ int p[4][2] = { [3] = { 0, 1 } } ;
+ uint32_t coptions = 0 ;
+ uint32_t poptions = 1 ;
+ pid_t pid ;
+
+ PROG = "s6-tlsd (parent)" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "SsYyv:K:Zz", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'S' : coptions |= 4 ; break ;
+ case 's' : coptions &= ~4 ; break ;
+ case 'Y' : coptions |= 1 ; coptions &= ~2 ; break ;
+ case 'y' : coptions |= 3 ; break ;
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &kimeout)) dieusage() ; break ;
+ case 'Z' : poptions &= ~1 ; break ;
+ case 'z' : poptions |= 1 ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ }
+ if (!argc) dieusage() ;
+
+ if (pipe(p[0]) < 0 || pipe(p[1]) < 0 || pipe(p[2]) < 0)
+ strerr_diefu1sys(111, "pipe") ;
+ pid = fork() ;
+ switch (pid)
+ {
+ case -1 : strerr_diefu1sys(111, "fork") ;
+ case 0 : child(p, coptions, verbosity, kimeout) ;
+ default : break ;
+ }
+ s6tls_sync_and_exec_app(argv, p, pid, poptions) ;
+}
diff --git a/src/tls/s6-tlsserver.c b/src/tls/s6-tlsserver.c
new file mode 100644
index 0000000..fb899eb
--- /dev/null
+++ b/src/tls/s6-tlsserver.c
@@ -0,0 +1,255 @@
+/* ISC license. */
+
+#include <sys/types.h>
+#include <limits.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/djbunix.h>
+#include <s6/config.h>
+#include <s6-networking/config.h>
+
+#define USAGE "s6-tlsserver [ -e ] [ options ] ip port prog...\n" \
+"s6-tcpserver options: [ -q | -Q | -v ] [ -4 | -6 ] [ -1 ] [ -c maxconn ] [ -C localmaxconn ] [ -b backlog ] [ -G gidlist ] [ -g gid ] [ -u uid ] [ -U ]\n" \
+"s6-tcpserver-access options: [ -W | -w ] [ -D | -d ] [ -H | -h ] [ -R | -r ] [ -P | -p ] [ -l localname ] [ -B banner ] [ -t timeout ] [ -i rulesdir | -x rulesfile ]\n" \
+"s6-tlsd options: [ -S | -s ] [ -Y | -y ] [ -K timeout ] [ -Z | -z ]"
+
+#define dieusage() strerr_dieusage(100, USAGE)
+
+typedef struct options_s options_t, *options_t_ref ;
+struct options_s
+{
+ char const *localname ;
+ char const *banner ;
+ char const *rules ;
+ gid_t gids[NGROUPS_MAX] ;
+ size_t gidn ;
+ uid_t uid ;
+ gid_t gid ;
+ unsigned int maxconn ;
+ unsigned int localmaxconn ;
+ unsigned int backlog ;
+ unsigned int timeout ;
+ unsigned int kimeout ;
+ unsigned int verbosity : 2 ;
+ unsigned int flag46 : 2 ;
+ unsigned int flag1 : 1 ;
+ unsigned int flagU : 1 ;
+ unsigned int flagw : 1 ;
+ unsigned int flagD : 1 ;
+ unsigned int flagH : 1 ;
+ unsigned int flagr : 1 ;
+ unsigned int flagp : 1 ;
+ unsigned int ruleswhat : 2 ;
+ unsigned int flagS : 1 ;
+ unsigned int flagy : 1 ;
+ unsigned int flagZ : 1 ;
+ unsigned int onlyvars : 1 ;
+ unsigned int doaccess : 1 ;
+ unsigned int doapply : 1 ;
+} ;
+
+#define OPTIONS_ZERO \
+{ \
+ .localname = 0, \
+ .banner = 0, \
+ .rules = 0, \
+ .backlog = (unsigned int)-1, \
+ .gidn = (size_t)-1, \
+ .uid = 0, \
+ .gid = 0, \
+ .maxconn = 0, \
+ .localmaxconn = 0, \
+ .timeout = 0, \
+ .kimeout = 0, \
+ .verbosity = 1, \
+ .flag46 = 0, \
+ .flag1 = 0, \
+ .flagU = 0, \
+ .flagw = 0, \
+ .flagD = 0, \
+ .flagH = 0, \
+ .flagr = 0, \
+ .flagp = 0, \
+ .ruleswhat = 0, \
+ .flagS = 0, \
+ .flagy = 0, \
+ .flagZ = 0, \
+ .onlyvars = 0, \
+ .doaccess = 0, \
+ .doapply = 0 \
+}
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ options_t o = OPTIONS_ZERO ;
+ PROG = "s6-tlsserver" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "qQv461c:C:b:G:g:u:UWwDdHhRrPpleB:t:i:x:SsYyK:Zz", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'q' : o.verbosity = 0 ; break ;
+ case 'Q' : o.verbosity = 1 ; break ;
+ case 'v' : o.verbosity = 2 ; break ;
+ case '4' : o.flag46 = 1 ; break ;
+ case '6' : o.flag46 = 2 ; break ;
+ case '1' : o.flag1 = 1 ; break ;
+ case 'c' : if (!uint0_scan(l.arg, &o.maxconn)) dieusage() ; if (!o.maxconn) o.maxconn = 1 ; break ;
+ case 'C' : if (!uint0_scan(l.arg, &o.localmaxconn)) dieusage() ; if (!o.localmaxconn) o.localmaxconn = 1 ; break ;
+ case 'b' : if (!uint0_scan(l.arg, &o.backlog)) dieusage() ; break ;
+ case 'G' : if (!gid_scanlist(o.gids, NGROUPS_MAX, l.arg, &o.gidn) && *l.arg) dieusage() ; o.doapply = 1 ; break ;
+ case 'g' : if (!gid0_scan(l.arg, &o.gid)) dieusage() ; o.doapply = 1 ; break ;
+ case 'u' : if (!uid0_scan(l.arg, &o.uid)) dieusage() ; o.doapply = 1 ; break ;
+ case 'U' : o.flagU = 1 ; o.uid = 0 ; o.gid = 0 ; o.gidn = (size_t)-1 ; o.doapply = 1 ; break ;
+ case 'W' : o.flagw = 0 ; break ;
+ case 'w' : o.flagw = 1 ; break ;
+ case 'D' : o.flagD = 1 ; o.doaccess = 1 ; break ;
+ case 'd' : o.flagD = 0 ; break ;
+ case 'H' : o.flagH = 1 ; o.doaccess = 1 ; break ;
+ case 'h' : o.flagH = 0 ; break ;
+ case 'R' : o.flagr = 0 ; break ;
+ case 'r' : o.flagr = 1 ; o.doaccess = 1 ; break ;
+ case 'P' : o.flagp = 0 ; break ;
+ case 'p' : o.flagp = 1 ; o.doaccess = 1 ; break ;
+ case 'l' : o.localname = l.arg ; o.doaccess = 1 ; break ;
+ case 'e' : o.onlyvars = 1 ; o.doaccess = 1 ; break ;
+ case 'B' : o.banner = l.arg ; o.doaccess = 1 ; break ;
+ case 't' : if (!uint0_scan(l.arg, &o.timeout)) dieusage() ; break ;
+ case 'i' : o.rules = l.arg ; o.ruleswhat = 1 ; o.doaccess = 1 ; break ;
+ case 'x' : o.rules = l.arg ; o.ruleswhat = 2 ; o.doaccess = 1 ; break ;
+ case 'S' : o.flagS = 1 ; break ;
+ case 's' : o.flagS = 0 ; break ;
+ case 'Y' : o.flagy = 0 ; break ;
+ case 'y' : o.flagy = 1 ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &o.kimeout)) dieusage() ; break ;
+ case 'Z' : o.flagZ = 1 ; break ;
+ case 'z' : o.flagZ = 0 ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ if (argc < 3) dieusage() ;
+ }
+
+ {
+ size_t pos = 0 ;
+ unsigned int m = 0 ;
+ char fmt[UINT_FMT * 5 + UID_FMT + GID_FMT * (NGROUPS_MAX + 1)] ;
+ char const *newargv[45 + argc] ;
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tcpserver" ;
+ if (o.verbosity != 1) newargv[m++] = o.verbosity ? "-v" : "-q" ;
+ if (o.flag46) newargv[m++] = o.flag46 == 1 ? "-4" : "-6" ;
+ if (o.flag1) newargv[m++] = "-1" ;
+ if (o.maxconn)
+ {
+ newargv[m++] = "-c" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.maxconn) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.localmaxconn)
+ {
+ newargv[m++] = "-C" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.localmaxconn) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.backlog != (unsigned int)-1)
+ {
+ newargv[m++] = "-b" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.backlog) ;
+ fmt[pos++] = 0 ;
+ }
+ newargv[m++] = "--" ;
+ newargv[m++] = *argv++ ;
+ newargv[m++] = *argv++ ;
+ if (o.doaccess)
+ {
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tcpserver-access" ;
+ if (o.verbosity)
+ {
+ if (o.verbosity > 1 && (!o.onlyvars || o.ruleswhat))
+ newargv[m++] = "-v2" ;
+ }
+ else newargv[m++] = "-v0" ;
+
+ if (o.flagw) newargv[m++] = "-w" ;
+ if (o.flagD) newargv[m++] = "-D" ;
+ if (o.flagH) newargv[m++] = "-H" ;
+ if (o.flagr) newargv[m++] = "-r" ;
+ if (o.flagp) newargv[m++] = "-p" ;
+ if (o.localname)
+ {
+ newargv[m++] = "-l" ;
+ newargv[m++] = o.localname ;
+ }
+ if (o.banner)
+ {
+ newargv[m++] = "-B" ;
+ newargv[m++] = o.banner ;
+ }
+ if (o.timeout)
+ {
+ newargv[m++] = "-t" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.timeout) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.ruleswhat)
+ {
+ newargv[m++] = o.ruleswhat == 1 ? "-i" : "-x" ;
+ newargv[m++] = o.rules ;
+ }
+ newargv[m++] = "--" ;
+ }
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tlsd" ;
+ if (o.verbosity != 1)
+ newargv[m++] = o.verbosity ? "-v2" : "-v0" ;
+ if (o.flagS) newargv[m++] = "-S" ;
+ if (o.flagy) newargv[m++] = "-y" ;
+ if (o.kimeout)
+ {
+ newargv[m++] = "-K" ;
+ newargv[m++] = fmt + pos ;
+ pos += uint_fmt(fmt + pos, o.kimeout) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.flagZ) newargv[m++] = "-Z" ;
+ newargv[m++] = "--" ;
+ if (o.doapply)
+ {
+ newargv[m++] = S6_EXTBINPREFIX "s6-applyuidgid" ;
+ if (o.gidn != (size_t)-1)
+ {
+ newargv[m++] = "-G" ;
+ newargv[m++] = fmt + pos ;
+ pos += gid_fmtlist(fmt + pos, o.gids, o.gidn) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.gid)
+ {
+ newargv[m++] = "-g" ;
+ newargv[m++] = fmt + pos ;
+ pos += gid_fmt(fmt + pos, o.gid) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.uid)
+ {
+ newargv[m++] = "-u" ;
+ newargv[m++] = fmt + pos ;
+ pos += uid_fmt(fmt + pos, o.uid) ;
+ fmt[pos++] = 0 ;
+ }
+ if (o.flagU) newargv[m++] = "-Uz" ;
+ newargv[m++] = "--" ;
+ }
+ while (*argv) newargv[m++] = *argv++ ;
+ newargv[m++] = 0 ;
+ xpathexec_run(newargv[0], newargv, envp) ;
+ }
+}
diff --git a/src/tls/s6-ucspitlsc.c b/src/tls/s6-ucspitlsc.c
new file mode 100644
index 0000000..92660eb
--- /dev/null
+++ b/src/tls/s6-ucspitlsc.c
@@ -0,0 +1,109 @@
+/* ISC license. */
+
+#include <fcntl.h>
+#include <stdint.h>
+#include <unistd.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/webipc.h>
+
+#include <s6-networking/config.h>
+#include "s6tls-internal.h"
+
+#define USAGE "s6-ucspitlsc [ -S | -s ] [ -Y | -y ] [ -v verbosity ] [ -K timeout ] [ -Z | -z ] [ -k servername ] [ -6 fdr ] [ -7 fdw ] prog..."
+#define dieusage() strerr_dieusage(100, USAGE)
+
+static inline void child (int [4][2], uint32_t, unsigned int, unsigned int, char const *) gccattr_noreturn ;
+static inline void child (int p[4][2], uint32_t options, unsigned int verbosity, unsigned int kimeout, char const *servername)
+{
+ int fds[3] = { p[0][0], p[1][1], p[2][1] } ;
+ ssize_t r ;
+ char c ;
+ PROG = "s6-ucspitlsc" ;
+ close(p[2][0]) ;
+ close(p[0][1]) ;
+ close(p[1][0]) ;
+ if (fd_move(0, p[3][0]) < 0 || fd_move(1, p[3][1]) < 0)
+ strerr_diefu1sys(111, "move network fds to stdin/stdout") ;
+ r = read(p[2][1], &c, 1) ;
+ if (r < 0) strerr_diefu1sys(111, "read from control socket") ;
+ if (!r) _exit(0) ;
+ switch (c)
+ {
+ case 'y' :
+ close(p[2][1]) ;
+ p[2][1] = 0 ; /* we know 0 is open so it's a correct invalid value */
+ case 'Y' :
+ fd_shutdown(p[2][1], 0) ;
+ break ;
+ default :
+ strerr_dief1x(100, "unrecognized command on control socket") ;
+ }
+ s6tls_exec_tlscio(fds, options, verbosity, kimeout, servername) ;
+}
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ unsigned int verbosity = 1 ;
+ unsigned int kimeout = 0 ;
+ int p[4][2] = { [3] = { 6, 7 } } ;
+ uint32_t coptions = 0 ;
+ uint32_t poptions = 1 ;
+ char const *servername = 0 ;
+
+ PROG = "s6-ucspitlsc (parent)" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "SsYyv:K:Zzk:6:7:", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'S' : coptions |= 4 ; break ;
+ case 's' : coptions &= ~4 ; break ;
+ case 'Y' : coptions |= 1 ; coptions &= ~2 ; break ;
+ case 'y' : coptions |= 3 ; break ;
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &kimeout)) dieusage() ; break ;
+ case 'Z' : poptions &= ~1 ; break ;
+ case 'z' : poptions |= 1 ; break ;
+ case 'k' : servername = l.arg ; break ;
+ case '6' :
+ {
+ unsigned int fd ;
+ if (!uint0_scan(l.arg, &fd)) dieusage() ;
+ p[3][0] = fd ;
+ break ;
+ }
+ case '7' :
+ {
+ unsigned int fd ;
+ if (!uint0_scan(l.arg, &fd)) dieusage() ;
+ p[3][1] = fd ;
+ break ;
+ }
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ }
+ if (!argc) dieusage() ;
+ fd_sanitize() ;
+ if (fcntl(p[3][0], F_GETFD) < 0 || fcntl(p[3][1], F_GETFD) < 0)
+ strerr_diefu1sys(111, "check network fds") ;
+
+ if (ipc_pair_b(p[2]) < 0) strerr_diefu1sys(111, "ipc_pair") ;
+ if (pipe(p[0]) < 0 || pipe(p[1]) < 0) strerr_diefu1sys(111, "pipe") ;
+ switch (fork())
+ {
+ case -1 : strerr_diefu1sys(111, "fork") ;
+ case 0 : child(p, coptions, verbosity, kimeout, servername) ;
+ default : break ;
+ }
+ s6tls_ucspi_exec_app(argv, p, poptions) ;
+}
diff --git a/src/tls/s6-ucspitlsd.c b/src/tls/s6-ucspitlsd.c
new file mode 100644
index 0000000..4bfa253
--- /dev/null
+++ b/src/tls/s6-ucspitlsd.c
@@ -0,0 +1,88 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <skalibs/gccattributes.h>
+#include <skalibs/types.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/webipc.h>
+
+#include <s6-networking/config.h>
+#include "s6tls-internal.h"
+
+#define USAGE "s6-ucspitlsd [ -S | -s ] [ -Y | -y ] [ -v verbosity ] [ -K timeout ] [ -Z | -z ] prog..."
+#define dieusage() strerr_dieusage(100, USAGE)
+
+static inline void child (int [4][2], uint32_t, unsigned int, unsigned int) gccattr_noreturn ;
+static inline void child (int p[4][2], uint32_t options, unsigned int verbosity, unsigned int kimeout)
+{
+ int fds[3] = { p[0][0], p[1][1], p[2][1] } ;
+ ssize_t r ;
+ char c ;
+ PROG = "s6-ucspitlsd" ;
+ close(p[2][0]) ;
+ close(p[0][1]) ;
+ close(p[1][0]) ;
+ r = read(p[2][1], &c, 1) ;
+ if (r < 0) strerr_diefu1sys(111, "read from control socket") ;
+ if (!r) _exit(0) ;
+ switch (c)
+ {
+ case 'y' :
+ close(p[2][1]) ;
+ p[2][1] = 0 ; /* we know 0 is open so it's a correct invalid value */
+ case 'Y' :
+ fd_shutdown(p[2][1], 0) ;
+ break ;
+ default :
+ strerr_dief1x(100, "unrecognized command on control socket") ;
+ }
+ s6tls_exec_tlsdio(fds, options, verbosity, kimeout) ;
+}
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+ unsigned int verbosity = 1 ;
+ unsigned int kimeout = 0 ;
+ int p[4][2] = { [3] = { 0, 1 } } ;
+ uint32_t coptions = 0 ;
+ uint32_t poptions = 1 ;
+
+ PROG = "s6-ucspitlsd (parent)" ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ int opt = subgetopt_r(argc, argv, "SsYyv:K:Zz", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 'S' : coptions |= 4 ; break ;
+ case 's' : coptions &= ~4 ; break ;
+ case 'Y' : coptions |= 1 ; coptions &= ~2 ; break ;
+ case 'y' : coptions |= 3 ; break ;
+ case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
+ case 'K' : if (!uint0_scan(l.arg, &kimeout)) dieusage() ; break ;
+ case 'Z' : poptions &= ~1 ; break ;
+ case 'z' : poptions |= 1 ; break ;
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ }
+ if (!argc) dieusage() ;
+
+ if (ipc_pair_b(p[2]) < 0) strerr_diefu1sys(111, "ipc_pair") ;
+ if (pipe(p[0]) < 0 || pipe(p[1]) < 0) strerr_diefu1sys(111, "pipe") ;
+
+ switch (fork())
+ {
+ case -1 : strerr_diefu1sys(111, "fork") ;
+ case 0 : child(p, coptions, verbosity, kimeout) ;
+ default : break ;
+ }
+ s6tls_ucspi_exec_app(argv, p, poptions) ;
+}
diff --git a/src/tls/s6tls-internal.h b/src/tls/s6tls-internal.h
new file mode 100644
index 0000000..09be544
--- /dev/null
+++ b/src/tls/s6tls-internal.h
@@ -0,0 +1,18 @@
+/* ISC license */
+
+#ifndef S6TLS_INTERNAL_H
+#define S6TLS_INTERNAL_H
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <skalibs/gccattributes.h>
+
+#define s6tls_envvars "CADIR\0CAFILE\0KEYFILE\0CERTFILE\0TLS_UID\0TLS_GID"
+
+extern void s6tls_exec_tlscio (int const *, uint32_t, unsigned int, unsigned int, char const *) gccattr_noreturn ;
+extern void s6tls_exec_tlsdio (int const *, uint32_t, unsigned int, unsigned int) gccattr_noreturn ;
+extern void s6tls_sync_and_exec_app (char const *const *, int const [4][2], pid_t, uint32_t) gccattr_noreturn ;
+extern void s6tls_ucspi_exec_app (char const *const *, int const [4][2], uint32_t) gccattr_noreturn ;
+
+#endif
diff --git a/src/tls/s6tls_exec_tlscio.c b/src/tls/s6tls_exec_tlscio.c
new file mode 100644
index 0000000..ad00ecd
--- /dev/null
+++ b/src/tls/s6tls_exec_tlscio.c
@@ -0,0 +1,53 @@
+/* ISC license. */
+
+#include <skalibs/posixplz.h>
+#include <skalibs/types.h>
+#include <skalibs/djbunix.h>
+
+#include <s6-networking/config.h>
+#include "s6tls-internal.h"
+
+void s6tls_exec_tlscio (int const *fds, uint32_t options, unsigned int verbosity, unsigned int kimeout, char const *servername)
+{
+ char const *newargv[15] ;
+ unsigned int m = 0 ;
+ char fmtv[UINT_FMT] ;
+ char fmtd[UINT_FMT] ;
+ char fmtk[UINT_FMT] ;
+ char fmtr[UINT_FMT] ;
+ char fmtw[UINT_FMT] ;
+
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tlsc-io" ;
+ if (verbosity != 1)
+ {
+ newargv[m++] = "-v" ;
+ newargv[m++] = fmtv ;
+ fmtv[uint_fmt(fmtv, verbosity)] = 0 ;
+ }
+ if (fds[2])
+ {
+ newargv[m++] = "-d" ;
+ newargv[m++] = fmtd ;
+ fmtd[uint_fmt(fmtd, fds[2])] = 0 ;
+ }
+ newargv[m++] = options & 4 ? "-S" : "-s" ;
+ newargv[m++] = options & 1 ? "-y" : "-Y" ;
+ if (kimeout)
+ {
+ newargv[m++] = "-K" ;
+ newargv[m++] = fmtk ;
+ fmtk[uint_fmt(fmtk, kimeout)] = 0 ;
+ }
+ if (servername)
+ {
+ newargv[m++] = "-k" ;
+ newargv[m++] = servername ;
+ }
+ newargv[m++] = "--" ;
+ newargv[m++] = fmtr ;
+ fmtr[uint_fmt(fmtr, fds[0])] = 0 ;
+ newargv[m++] = fmtw ;
+ fmtw[uint_fmt(fmtw, fds[1])] = 0 ;
+ newargv[m++] = 0 ;
+ xpathexec_run(newargv[0], newargv, (char const *const *)environ) ;
+}
diff --git a/src/tls/s6tls_exec_tlsdio.c b/src/tls/s6tls_exec_tlsdio.c
new file mode 100644
index 0000000..b00adb2
--- /dev/null
+++ b/src/tls/s6tls_exec_tlsdio.c
@@ -0,0 +1,49 @@
+/* ISC license. */
+
+#include <skalibs/posixplz.h>
+#include <skalibs/types.h>
+#include <skalibs/djbunix.h>
+
+#include <s6-networking/config.h>
+#include "s6tls-internal.h"
+
+void s6tls_exec_tlsdio (int const *fds, uint32_t options, unsigned int verbosity, unsigned int kimeout)
+{
+ char const *newargv[13] ;
+ unsigned int m = 0 ;
+ char fmtv[UINT_FMT] ;
+ char fmtd[UINT_FMT] ;
+ char fmtk[UINT_FMT] ;
+ char fmtr[UINT_FMT] ;
+ char fmtw[UINT_FMT] ;
+
+ newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tlsd-io" ;
+ if (verbosity != 1)
+ {
+ newargv[m++] = "-v" ;
+ newargv[m++] = fmtv ;
+ fmtv[uint_fmt(fmtv, verbosity)] = 0 ;
+ }
+ if (fds[2])
+ {
+ newargv[m++] = "-d" ;
+ newargv[m++] = fmtd ;
+ fmtd[uint_fmt(fmtd, fds[2])] = 0 ;
+ }
+ newargv[m++] = options & 4 ? "-S" : "-s" ;
+ if (options & 1)
+ newargv[m++] = options & 2 ? "-y" : "-Y" ;
+ if (kimeout)
+ {
+ newargv[m++] = "-K" ;
+ newargv[m++] = fmtk ;
+ fmtk[uint_fmt(fmtk, kimeout)] = 0 ;
+ }
+ newargv[m++] = "--" ;
+ newargv[m++] = fmtr ;
+ fmtr[uint_fmt(fmtr, fds[0])] = 0 ;
+ newargv[m++] = fmtw ;
+ fmtw[uint_fmt(fmtw, fds[1])] = 0 ;
+ newargv[m++] = 0 ;
+ xpathexec_run(newargv[0], newargv, (char const *const *)environ) ;
+}
diff --git a/src/tls/s6tls_sync_and_exec_app.c b/src/tls/s6tls_sync_and_exec_app.c
new file mode 100644
index 0000000..4ae63fa
--- /dev/null
+++ b/src/tls/s6tls_sync_and_exec_app.c
@@ -0,0 +1,43 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <skalibs/posixplz.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/env.h>
+#include <skalibs/djbunix.h>
+
+#include "s6tls-internal.h"
+
+#define MAXENVSIZE 2048
+
+void s6tls_sync_and_exec_app (char const *const *argv, int const p[4][2], pid_t pid, uint32_t options)
+{
+ char buf[sizeof(s6tls_envvars) + MAXENVSIZE] ;
+ size_t m = 0 ;
+ ssize_t r ;
+ close(p[2][1]) ;
+ close(p[1][1]) ;
+ close(p[0][0]) ;
+ if (fd_move(p[3][0], p[1][0]) < 0 || fd_move(p[3][1], p[0][1]) < 0)
+ strerr_diefu1sys(111, "move file descriptors") ;
+ if (options & 1)
+ {
+ memcpy(buf + m, s6tls_envvars, sizeof(s6tls_envvars)) ;
+ m += sizeof(s6tls_envvars) ;
+ }
+ r = read(p[2][0], buf + m, MAXENVSIZE) ;
+ if (r < 0) strerr_diefu1sys(111, "read from handshake notification pipe") ;
+ if (!r)
+ {
+ int wstat ;
+ if (wait_pid(pid, &wstat) < 0)
+ strerr_diefu1sys(111, "wait") ;
+ _exit(wait_estatus(wstat)) ;
+ }
+ if (r >= MAXENVSIZE)
+ strerr_dief1x(100, "SSL data too large") ;
+ m += r - 1 ;
+ xpathexec_r(argv, (char const *const *)environ, env_len((char const *const *)environ), buf, m) ;
+}
diff --git a/src/tls/s6tls_ucspi_exec_app.c b/src/tls/s6tls_ucspi_exec_app.c
new file mode 100644
index 0000000..f4b52ef
--- /dev/null
+++ b/src/tls/s6tls_ucspi_exec_app.c
@@ -0,0 +1,36 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <skalibs/posixplz.h>
+#include <skalibs/types.h>
+#include <skalibs/env.h>
+#include <skalibs/djbunix.h>
+
+#include "s6tls-internal.h"
+
+void s6tls_ucspi_exec_app (char const *const *argv, int const p[4][2], uint32_t options)
+{
+ size_t m = 0 ;
+ char modif[sizeof(s6tls_envvars) + 33 + 3 * UINT_FMT] ;
+ close(p[2][1]) ;
+ close(p[1][1]) ;
+ close(p[0][0]) ;
+ if (options & 1)
+ {
+ memcpy(modif + m, s6tls_envvars, sizeof(s6tls_envvars)) ;
+ m += sizeof(s6tls_envvars) ;
+ }
+ memcpy(modif + m, "SSLCTLFD=", 9) ; m += 9 ;
+ m += uint_fmt(modif + m, p[2][0]) ;
+ modif[m++] = 0 ;
+ memcpy(modif + m, "SSLREADFD=", 10) ; m += 10 ;
+ m += uint_fmt(modif + m, p[1][0]) ;
+ modif[m++] = 0 ;
+ memcpy(modif + m, "SSLWRITEFD=", 11) ; m += 11 ;
+ m += uint_fmt(modif + m, p[0][1]) ;
+ modif[m++] = 0 ;
+ xpathexec_r(argv, (char const *const *)environ, env_len((char const* const *)environ), modif, m) ;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 10:45:04 +0000