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https://github.com/kernelkit/infix.git
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sysrest: Initial add
A RESTCONF front-end for sysrepo.
This commit is contained in:
Tobias Waldekranz
@@ -45,8 +45,13 @@ http {
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index index.html index.htm;
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}
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location /.well-known/host-meta {
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fastcgi_pass unix:/run/sysrest.sock;
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include fastcgi_params;
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}
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location /restconf/ {
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fastcgi_pass unix:/var/run/clixon/restconf.sock;
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fastcgi_pass unix:/run/sysrest.sock;
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include fastcgi_params;
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}
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@@ -18,6 +18,7 @@ source "$BR2_EXTERNAL_INFIX_PATH/package/python-templating/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/skeleton-init-finit/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/sysrepo-plugins-common/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/sysrepo-plugin-system/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/sysrest/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/tetris/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/umgmt/Config.in"
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source "$BR2_EXTERNAL_INFIX_PATH/package/querierd/Config.in"
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@@ -7,7 +7,7 @@
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# ... except for some core services
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reserved()
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{
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for svc in dnsmasq getty klish lldpd nginx sysklogd sysrepo; do
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for svc in dnsmasq getty klish lldpd nginx sysklogd sysrepo sysrest; do
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[ "$1" = "${svc}.conf" ] && return 0
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done
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@@ -0,0 +1,6 @@
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config BR2_PACKAGE_SYSREST
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bool "sysrest"
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depends on BR2_PACKAGE_SYSREPO
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select BR2_PACKAGE_LIBCFGI
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help
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RESTCONF front-end for Sysrepo
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@@ -0,0 +1 @@
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service if:<boot/netconf> [2345789] sysrest -- RESTCONF daemon
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@@ -0,0 +1,20 @@
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################################################################################
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#
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# sysrest
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#
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################################################################################
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SYSREST_VERSION = 1.0
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SYSREST_LICENSE = BSD-3-Clause
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SYSREST_SITE_METHOD = local
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SYSREST_SITE = $(BR2_EXTERNAL_INFIX_PATH)/src/sysrest
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SYSREST_DEPENDENCIES = sysrepo libfcgi
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SYSREST_AUTORECONF = YES
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define SYSREST_INSTALL_EXTRA
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cp $(SYSREST_PKGDIR)/sysrest.conf $(FINIT_D)/available/
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ln -sf ../available/sysrest.conf $(FINIT_D)/enabled/sysrest.conf
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endef
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SYSREST_TARGET_FINALIZE_HOOKS += SYSREST_INSTALL_EXTRA
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$(eval $(autotools-package))
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@@ -0,0 +1,33 @@
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*~
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*.o
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*.la
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*.lo
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*.so
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.deps
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.libs
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/aclocal.m4
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/autom4te.cache/
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/aux
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/clixon.xml
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/compile
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/config.h
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/config.h.in
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/config.guess
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/config.log
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/config.status
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/config.sub
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/configure
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/depcomp
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/install-sh
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/libtool
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/ltmain.sh
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/m4
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/missing
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GPATH
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GRTAGS
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GTAGS
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Makefile
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Makefile.in
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@@ -0,0 +1,25 @@
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of copyright holders nor the names of
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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@@ -0,0 +1,3 @@
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SUBDIRS = src
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DISTCLEANFILES = *~ *.d
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ACLOCAL_AMFLAGS = -I m4
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@@ -0,0 +1,15 @@
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Configuration Daemon
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====================
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`confd` is the Infix configuration daemon that serves as the glue
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between sysrepo and netopeer2 (NETCONF) and the UNIX system under
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it all.
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Origin & References
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-------------------
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Based on the Open Source [dklibc/sysrepo_plugin_ietf_system][0]
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project by Denis Kalashnikov.
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[0]: https://github.com/dklibc/sysrepo_plugin_ietf_system
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Executable
+3
@@ -0,0 +1,3 @@
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#!/bin/sh
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autoreconf -W portability -vifm
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@@ -0,0 +1,50 @@
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AC_PREREQ(2.61)
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AC_INIT([sysrest], [1.0.0],
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[https://github.com/kernelkit/infix/issues])
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AM_INIT_AUTOMAKE(1.11 foreign subdir-objects)
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AM_SILENT_RULES(yes)
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LT_INIT
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AC_CONFIG_FILES([
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Makefile
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src/Makefile
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])
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AC_PROG_CC
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AC_PROG_INSTALL
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# Check for pkg-config first, warn if it's not installed
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PKG_PROG_PKG_CONFIG
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PKG_CHECK_MODULES([sysrepo], [sysrepo >= 2.2.36])
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PKG_CHECK_MODULES([fcgi], [fcgi >= 2.4.2])
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# Plugin installation path for sysrepo-plugind
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dnl PKG_CHECK_VAR([srpdplugindir], [sysrepo], [SRPD_PLUGINS_PATH])
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dnl AC_SUBST(srpdplugindir)
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dnl test "x$prefix" = xNONE && prefix=$ac_default_prefix
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dnl test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
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dnl DATAROOTDIR=`eval echo $datarootdir`
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dnl DATAROOTDIR=`eval echo $DATAROOTDIR`
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dnl AC_SUBST(DATAROOTDIR)
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dnl LIBDIR=`eval echo $libdir`
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dnl LIBDIR=`eval echo $LIBDIR`
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dnl AC_SUBST(LIBDIR)
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dnl LOCALSTATEDIR=`eval echo $localstatedir`
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dnl LOCALSTATEDIR=`eval echo $LOCALSTATEDIR`
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dnl AC_SUBST(LOCALSTATEDIR)
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dnl RUNSTATEDIR=`eval echo $runstatedir`
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dnl RUNSTATEDIR=`eval echo $RUNSTATEDIR`
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dnl AC_SUBST(RUNSTATEDIR)
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dnl SYSCONFDIR=`eval echo $sysconfdir`
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dnl SYSCONFDIR=`eval echo $SYSCONFDIR`
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dnl AC_SUBST(SYSCONFDIR)
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AC_OUTPUT
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@@ -0,0 +1,6 @@
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sbin_PROGRAMS = sysrest
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sysrest_SOURCES = main.c
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sysrest_CFLAGS = -Wall -Wextra -Werror -Wno-unused-parameter \
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$(sysrepo_CFLAGS) $(fcgi_CFLAGS)
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sysrest_LDADD = $(sysrepo_LIBS) $(fcgi_LIBS)
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@@ -0,0 +1,147 @@
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#include <errno.h>
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#include <grp.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <fcgiapp.h>
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static const char *rootpath = "/restconf/";
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static void dumpenv(char **envp)
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{
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fprintf(stderr, "ENV:\n");
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for (; *envp; envp++) {
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fprintf(stderr, " %s\n", *envp);
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}
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}
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int serve_host_meta(FCGX_Request *req)
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{
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const char *method;
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size_t len;
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char *buf;
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FILE *fp;
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method = FCGX_GetParam("REQUEST_METHOD", req->envp);
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if (!method || (strcmp(method, "GET") && strcmp(method, "HEAD")))
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return -EINVAL;
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fp = open_memstream(&buf, &len);
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if (!fp)
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return -ENOMEM;
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fprintf(fp,
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"<XRD xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0'>"
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"<Link rel='restconf' href='%s'/>"
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"</XRD>", rootpath);
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fclose(fp);
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FCGX_FPrintF(req->out, "Content-Type: application/xrd+xml\r\n");
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FCGX_FPrintF(req->out, "Content-Length: %zd\r\n", len);
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FCGX_FPrintF(req->out, "Connection: close\r\n");
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FCGX_PutS("\r\n", req->out);
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if (!strcmp(method, "GET"))
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FCGX_PutStr(buf, len, req->out);
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free(buf);
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FCGX_Finish_r(req);
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return 0;
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}
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int serve_restconf(FCGX_Request *req)
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{
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FCGX_FPrintF(req->out, "Content-type: text/html\r\n\r\n");
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FCGX_FPrintF(req->out, "RESTCONF\r\n");
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FCGX_Finish_r(req);
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return 0;
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}
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int serve(int sd)
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{
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FCGX_Request req;
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const char *uri;
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int err = 0;
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for (FCGX_InitRequest(&req, sd, 0);
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FCGX_Accept_r(&req) == 0;
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FCGX_InitRequest(&req, sd, 0)) {
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dumpenv(req.envp);
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uri = FCGX_GetParam("REQUEST_URI", req.envp);
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if (!uri)
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continue;
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if (!strcmp(uri, "/.well-known/host-meta"))
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err = serve_host_meta(&req);
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else if (!strncmp(uri, rootpath, strlen(rootpath)))
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err = serve_restconf(&req);
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else
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err = -EINVAL;
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if (err) {
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FCGX_FPrintF(req.out, "Status: 400 Bad Request\r\n");
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FCGX_FPrintF(req.out, "Content-Type: text/html\r\n");
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FCGX_FPrintF(req.out, "Connection: close\r\n");
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FCGX_PutS("\r\n", req.out);
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FCGX_Finish_r(&req);
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break;
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}
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}
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FCGX_Free(&req, sd);
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if (err)
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fprintf(stderr, "Unable to handle request: %d\n", err);
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return err ? 1 : 0;
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}
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int setup_sock(const char *sockpath, const char *groupname)
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{
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struct group *g;
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int sd;
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sd = FCGX_OpenSocket(sockpath, 10);
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if (sd < 0) {
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perror("Unable to create socket");
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return -1;
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}
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g = getgrnam(groupname);
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if (!g)
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return -1;
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if (chown(sockpath, -1, g->gr_gid)) {
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perror("Unable to set socket group");
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return -1;
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}
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if (chmod(sockpath, S_IRWXU|S_IRWXG|S_IROTH) < 0){
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perror("Unable to set socket permissions");
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return -1;
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}
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return sd;
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}
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int main(int argc, char **argv, char **envp)
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{
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int sd;
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if (FCGX_Init()) {
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perror("Unable to initialize libfcgi");
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return 1;
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}
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sd = setup_sock("/run/sysrest.sock", "www-data");
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if (sd < 0)
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return 1;
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return serve(sd);
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}
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