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authorSergey Poznyakoff <gray@gnu.org>2019-06-09 18:54:58 +0300
committerSergey Poznyakoff <gray@gnu.org>2019-06-09 18:54:58 +0300
commitc4dbd40477bb658cdc5c5e01b8f80057e587cd88 (patch)
tree73534b2cd2fff99e16c26ed4be8cf115cf4b3960 /lib
parentc33922f128403f5d05d24f19abeaad2368ce5467 (diff)
downloadpies-c4dbd40477bb658cdc5c5e01b8f80057e587cd88.tar.gz
pies-c4dbd40477bb658cdc5c5e01b8f80057e587cd88.tar.bz2
Test inetd components.
* lib/Makefile.am: Add urlconn.c * lib/libpies.h (url_connect): New proto. * lib/urlconn.c: New file. * src/piesctl.c (shttp_connect): Use url_connect. * tests/.gitignore: Update. * tests/Makefile.am: New auxtool: aux/in.test New test: inet.at * tests/aux/in.test: New file. * tests/inet.at: New file. * tests/iobuf.h: New file. * tests/nt.c: New file. * tests/testsuite.at: Add new test. * tests/to.c: explicitly terminate the child process on timeout.
Diffstat (limited to 'lib')
-rw-r--r--lib/Makefile.am1
-rw-r--r--lib/libpies.h3
-rw-r--r--lib/urlconn.c157
3 files changed, 161 insertions, 0 deletions
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 7b4eb42..4eb6041 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -33,6 +33,7 @@ libpies_a_SOURCES=\
split3.c\
strtotok.c\
url.c\
+ urlconn.c\
wildmatch.c
libpies_a_LIBADD=\
diff --git a/lib/libpies.h b/lib/libpies.h
index 76b70fe..40364a6 100644
--- a/lib/libpies.h
+++ b/lib/libpies.h
@@ -102,5 +102,8 @@ void sockaddr_to_str (const struct sockaddr *sa, int salen,
size_t *plen);
char *sockaddr_to_astr (const struct sockaddr *sa, int salen);
+/* urlconn.c */
+int url_connect (struct pies_url *url, struct grecs_sockaddr *source_addr);
+
diff --git a/lib/urlconn.c b/lib/urlconn.c
new file mode 100644
index 0000000..5994626
--- /dev/null
+++ b/lib/urlconn.c
@@ -0,0 +1,157 @@
+/* This file is part of GNU Pies.
+ Copyright (C) 2019 Sergey Poznyakoff
+
+ GNU Pies is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
+
+ GNU Pies is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GNU Pies. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <errno.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <libpies.h>
+#include <grecs.h>
+
+int
+url_connect (struct pies_url *url, struct grecs_sockaddr *source_addr)
+{
+ int fd;
+ union pies_sockaddr_storage addr;
+ socklen_t socklen;
+ int flags;
+
+ if (strcmp (url->scheme, "unix") == 0
+ || strcmp (url->scheme, "file") == 0
+ || strcmp (url->scheme, "socket") == 0)
+ {
+ struct stat st;
+
+ if (url->port)
+ {
+ grecs_error (NULL, 0, _("%s: invalid connection type: "
+ "port is meaningless for UNIX sockets"),
+ url->string);
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (strlen (url->path) > sizeof addr.s_un.sun_path)
+ {
+ grecs_error (NULL, 0,
+ _("%s: UNIX socket name too long"),
+ url->path);
+ errno = EINVAL;
+ return -1;
+ }
+
+ addr.s.sa_family = PF_UNIX;
+ socklen = sizeof (addr.s_un);
+ strcpy (addr.s_un.sun_path, url->path);
+
+ if (stat (url->path, &st))
+ {
+ if (errno != ENOENT)
+ {
+ grecs_error (NULL, errno, _("%s: %s failed"), url->path, "stat");
+ return -1;
+ }
+ }
+ else
+ {
+ if (!S_ISSOCK (st.st_mode))
+ {
+ grecs_error (NULL, 0, _("%s: not a socket"), url->path);
+ errno = EINVAL;
+ return -1;
+ }
+ }
+ }
+ else if (strcmp (url->scheme, "inet") == 0)
+ {
+ struct addrinfo hints;
+ struct addrinfo *res;
+ int rc;
+
+ memset (&hints, 0, sizeof (hints));
+ hints.ai_socktype = SOCK_STREAM;
+ hints.ai_flags = 0;
+ hints.ai_family = AF_INET;
+
+ rc = getaddrinfo (url->host, url->port_s, &hints, &res);
+ switch (rc)
+ {
+ case 0:
+ break;
+
+ case EAI_SYSTEM:
+ grecs_error (NULL, errno, "%s", _("cannot parse address"));
+ return -1;
+
+ case EAI_BADFLAGS:
+ case EAI_SOCKTYPE:
+ grecs_error (NULL, 0, _("%s:%d: internal error converting address"),
+ __FILE__,__LINE__);
+ return -1;
+
+ case EAI_MEMORY:
+ grecs_alloc_die ();
+
+ default:
+ grecs_error (NULL, 0, "getaddrinfo: %s", gai_strerror(rc));
+ return -1;
+ }
+
+ socklen = sizeof (addr.s_in);
+ memcpy (&addr.s_in, res->ai_addr, socklen);
+ freeaddrinfo (res);
+ }
+
+ fd = socket (addr.s.sa_family, SOCK_STREAM, 0);
+ if (fd == -1)
+ {
+ grecs_error (NULL, errno, _("%s: %s failed"), url->string, "socket");
+ return -1;
+ }
+
+ if ((flags = fcntl (fd, F_GETFD, 0)) == -1
+ || fcntl (fd, F_SETFD, flags | FD_CLOEXEC) == -1)
+ grecs_error (NULL, 0, _("%s: cannot set close-on-exec: %s"),
+ url->string, strerror (errno));
+
+ if (source_addr)
+ {
+ if (source_addr->sa->sa_family != addr.s.sa_family)
+ grecs_error (NULL, 0,
+ _("source and destination address family differ"));
+ else if (bind (fd, source_addr->sa, source_addr->len) < 0)
+ {
+ grecs_error (NULL, errno, _("%s: %s failed"), url->string, "bind");
+ close (fd);
+ return -1;
+ }
+ }
+
+ if (connect (fd, &addr.s, socklen))
+ {
+ grecs_error (NULL, errno, _("%s: %s failed"), url->string, "connect");
+ close (fd);
+ return -1;
+ }
+
+ return fd;
+}

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