Initial support for Alpine Linux on the clientside.

clientside/configure

@@ -4618,6 +4618,7 @@ outfiles="Makeconf GNUmakefile setversion \
 	  tmcc/ubuntu16-ms/GNUmakefile \
 	  tmcc/linux-ms/GNUmakefile \
 	  tmcc/archlinux/GNUmakefile \
+	  tmcc/alpine/GNUmakefile \
 	  tmcc/freebsd5/GNUmakefile tmcc/freebsd5/supfile \
 	  tmcc/freebsd6/GNUmakefile tmcc/freebsd6/supfile \
 	  tmcc/freebsd6/netif-emulab \

clientside/configure.ac

@@ -306,6 +306,7 @@ outfiles="Makeconf GNUmakefile setversion \
 	  tmcc/ubuntu16-ms/GNUmakefile \
 	  tmcc/linux-ms/GNUmakefile \
 	  tmcc/archlinux/GNUmakefile \
+	  tmcc/alpine/GNUmakefile \
 	  tmcc/freebsd5/GNUmakefile tmcc/freebsd5/supfile \
 	  tmcc/freebsd6/GNUmakefile tmcc/freebsd6/supfile \
 	  tmcc/freebsd6/netif-emulab \

clientside/event/delay-agent/main.h

@@ -36,7 +36,13 @@
 /* for setsockopt and stuff */
 #include <sys/param.h>
 #include <sys/socket.h>
+/*
+ * This ifdef mirrors the one in main.c.  Not all libc impls offer the
+ * sysctl interface; and we only use it in this specific case on FreeBSD.
+ */
+#if !defined(USESOCKET) && (__FreeBSD_version >= 800000 && __FreeBSD_version < 803000)
 #include <sys/sysctl.h>
+#endif
 #include <sys/time.h>
 #include <sys/wait.h>
 #ifndef linux

clientside/event/program-agent/program-agent.c

@@ -1630,6 +1630,9 @@ start_program(struct proginfo *pinfo, unsigned long token, char *args)
 	 * Exec the shell.  We will reap children by catching SIGCHLD and
 	 * causing an Elvin I/O handler to fire.
 	 */
+#ifndef _PATH_CSHELL
+#define _PATH_CSHELL "/bin/csh"
+#endif
 	execl(_PATH_CSHELL, "csh", "-f", "-c", pinfo->cmdline, (char *)NULL);
 
 	/* Ug */

clientside/os/GNUmakefile.in

@@ -42,6 +42,13 @@ ifeq ($(findstring CYGWIN_NT,$(SYSTEM)),CYGWIN_NT)
 SUBDIRS := $(filter-out imagezip frisbee.redux,$(SUBDIRS))
 endif
 
+ifeq ($(SYSTEM),Linux)
+OSTAG=$(shell $(SRCDIR)/../tmcc/osstuff.sh -t)
+ifeq ($(OSTAG),alpine)
+SUBDIRS := $(filter-out imagezip frisbee.redux capture,$(SUBDIRS))
+endif
+endif
+
 all:	all-subdirs
 
 include $(TESTBED_SRCDIR)/GNUmakerules
@@ -72,9 +79,11 @@ client-install: client
 	$(MAKE) -C syncd client-install
 	$(MAKE) -C dijkstra client-install
 ifneq ($(findstring CYGWIN_NT,$(SYSTEM)),CYGWIN_NT) # Filter out again...
+ifneq ($(OSTAG),alpine)
 	$(MAKE) -C imagezip client-install
 	$(MAKE) -C frisbee.redux client-install
 	$(MAKE) -C capture client-install
+endif
 endif
 	$(MAKE) -C genhostsfile client-install
 ifeq ($(SYSTEM),FreeBSD)

clientside/tmcc/alpine/GNUmakefile.in

+#
+# Copyright (c) 2000-2012, 2015, 2016, 2017 University of Utah and the Flux Group.
+# 
+# {{{EMULAB-LICENSE
+# 
+# This file is part of the Emulab network testbed software.
+# 
+# This file is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or (at
+# your option) any later version.
+# 
+# This file 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 Affero General Public
+# License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+# 
+# }}}
+#
+
+#
+# XXX ONLY RUN THIS INSTALL ON AN ALPINE LINUX TESTBED NODE!
+#
+# Trivial. These things just need to be installed into the right place
+# on a testbed node before cutting an image.
+#
+#
+SRCDIR		= @srcdir@
+TESTBED_SRCDIR	= @top_srcdir@
+OBJDIR		= @top_builddir@
+SUBDIR		= $(subst $(TESTBED_SRCDIR)/,,$(SRCDIR))
+
+include $(OBJDIR)/Makeconf
+
+SCRIPTS		= 
+
+#
+# Force dependencies on the scripts so that they will be rerun through
+# configure if the .in file is changed.
+# 
+all:	supfile ifcfgs
+
+include $(TESTBED_SRCDIR)/GNUmakerules
+
+SYSETCDIR	= $(DESTDIR)/etc
+ETCDIR		= $(DESTDIR)$(CLIENT_ETCDIR)
+BINDIR		= $(DESTDIR)$(CLIENT_BINDIR)
+VARDIR		= $(DESTDIR)$(CLIENT_VARDIR)
+RCDIR		= $(SYSETCDIR)
+RRCDIR		= /etc
+INSTALL		= /usr/bin/install -c 
+COMMON		= $(SRCDIR)/../common
+DEFRUNLVLDIR   ?= $(SYSETCDIR)/rc3.d
+# group to use for directories (dir-install)
+DIRGROUP	?= root
+
+install client-install:	common-install etc-install \
+			script-install bin-install sysetc-fixup sysetc-install
+	@echo "Remember to install the PEM files if necessary"
+
+simple-install:	common-install script-install bin-install
+
+dir-install:
+	$(INSTALL) -m 755 -o root -g root -d $(SYSETCDIR)
+	$(INSTALL) -m 755 -o root -g root -d $(SYSETCDIR)/sudoers.d
+
+common-install:	dir-install
+	(cd ../common; $(MAKE) DESTDIR=$(DESTDIR) local-install)
+
+bin-install:	dir-install
+	(cd ../linux; $(MAKE) DESTDIR=$(DESTDIR) RCDIR=$(RCDIR) USES_SYSTEMD=1 NOPASSWD=1 NOHOSTS=1 bin-install)
+
+etc-install:	dir-install common-sysetc-install
+	# No point to having passwd files for a rolling distro!
+	#$(INSTALL) -m 644 $(SRCDIR)/group $(ETCDIR)/group
+	#$(INSTALL) -m 644 $(SRCDIR)/passwd $(ETCDIR)/passwd
+	#$(INSTALL) -m 600 $(SRCDIR)/shadow $(ETCDIR)/shadow
+	#$(INSTALL) -m 600 $(SRCDIR)/gshadow $(ETCDIR)/gshadow
+
+common-sysetc-install:	dir-install
+	(cd ../linux; $(MAKE) DESTDIR=$(DESTDIR) RCDIR=$(RCDIR) RRCDIR=$(RRCDIR) NOPASSWD=1 NOHOSTS=1 sysetc-install)
+
+sysetc-fixup:
+	rm -rf $(SYSETCDIR)/modules.conf $(SYSETCDIR)/cron.pend \
+		$(SYSETCDIR)/sysconfig $(SYSETCDIR)/init.d/ntpd
+	rm -f $(SYSETCDIR)/ntp.drift
+	rm -f $(SYSETCDIR)/rc.local
+
+sysetc-install:	dir-install
+	$(INSTALL) -m 644 $(SRCDIR)/sudoers $(SYSETCDIR)/sudoers.d/99-emulab
+	@if [ -z "$(NONTP)" ]; then \
+		$(INSTALL) -m 644 $(SRCDIR)/ntp.conf $(SYSETCDIR)/ntp.conf; \
+		$(INSTALL) -m 644 -o ntp -g ntp /dev/null /var/lib/ntp/ntp.drift ; \
+	fi
+	$(INSTALL) -m 755 -o root -g $(DIRGROUP) -d $(BINDIR)/initscripts
+	# Install our "helper" scripts
+	$(INSTALL) -m 755 -o root -g $(DIRGROUP) \
+		$(SRCDIR)/../linux/tbprepare $(BINDIR)/initscripts/
+	$(INSTALL) -m 755 -o root -g $(DIRGROUP) \
+		$(SRCDIR)/../linux/testbed $(BINDIR)/initscripts/
+
+script-install:	dir-install $(SCRIPTS)
+	(cd ../linux; $(MAKE) DESTDIR=$(DESTDIR) RCDIR=$(RCDIR) NOPASSWD=1 NOHOSTS=1 script-install)
+
+genirack-install:
+
+sfs-install:

clientside/tmcc/alpine/ntp.conf

+#
+# Generic Emulab NTP client configuration.
+#
+
+driftfile /var/lib/ntp/ntp.drift
+
+# disallow most accesses, most importantly 'monlist' queries
+# XXX again, not ideal but works with really old ntpds
+restrict default nomodify nopeer noquery notrap
+restrict 127.0.0.1
+restrict ::1
+
+server ntp1 iburst

clientside/tmcc/alpine/sudoers

+Defaults	!env_reset
+Defaults	!mail_badpass
+
+%admin ALL=(ALL) NOPASSWD: ALL
+%root ALL=(ALL) NOPASSWD: ALL

configure

@@ -7183,6 +7183,7 @@ outfiles="$outfiles clientside/GNUmakefile clientside/setversion \
  clientside/tmcc/ubuntu16-ms/GNUmakefile \
  clientside/tmcc/linux-ms/GNUmakefile \
  clientside/tmcc/archlinux/GNUmakefile \
+ clientside/tmcc/alpine/GNUmakefile \
  clientside/tmcc/freebsd5/GNUmakefile clientside/tmcc/freebsd5/supfile \
  clientside/tmcc/freebsd6/GNUmakefile clientside/tmcc/freebsd6/supfile \
  clientside/tmcc/freebsd6/netif-emulab \

configure.ac

@@ -1512,6 +1512,7 @@ outfiles="$outfiles clientside/GNUmakefile clientside/setversion \
  clientside/tmcc/ubuntu16-ms/GNUmakefile \
  clientside/tmcc/linux-ms/GNUmakefile \
  clientside/tmcc/archlinux/GNUmakefile \
+ clientside/tmcc/alpine/GNUmakefile \
  clientside/tmcc/freebsd5/GNUmakefile clientside/tmcc/freebsd5/supfile \
  clientside/tmcc/freebsd6/GNUmakefile clientside/tmcc/freebsd6/supfile \
  clientside/tmcc/freebsd6/netif-emulab \