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From f66608aa9ce989c91f744bb2f3f34d2e01aedc87 Mon Sep 17 00:00:00 2001
From: Lee Duncan <lduncan@suse.com>
Date: Tue, 14 May 2019 13:11:34 -0700
Subject: [PATCH] Make iscsid systemd usage optional
You can compile without system now by using something
like:
make OPTFLAGS="-DNO_SYSTEMD ..." NO_SYSTEMD=1
This will skip systemd code for iscsid and iscsiuio.
---
Makefile | 5 +++++
usr/Makefile | 2 ++
usr/iscsid.c | 6 ++++++
3 files changed, 13 insertions(+)
diff --git a/Makefile b/Makefile
index c941740c..9a337741 100644
--- a/Makefile
+++ b/Makefile
@@ -40,6 +40,11 @@ ifneq (,$(CFLAGS))
export CFLAGS
endif
+# export systemd disablement if set
+ifneq ($(NO_SYSTEMD),)
+export NO_SYSTEMD
+endif
+
# Random comments:
# using '$(MAKE)' instead of just 'make' allows make to run in parallel
# over multiple makefile.
diff --git a/usr/Makefile b/usr/Makefile
index f1c35aa7..0203127c 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -41,7 +41,9 @@ CFLAGS += $(WARNFLAGS) -I../include -I. -D_GNU_SOURCE \
CFLAGS += $(shell $(PKG_CONFIG) --cflags libkmod)
ISCSI_LIB = -L$(TOPDIR)/libopeniscsiusr -lopeniscsiusr
LDFLAGS += $(shell $(PKG_CONFIG) --libs libkmod)
+ifeq ($(NO_SYSTEMD),)
LDFLAGS += $(shell $(PKG_CONFIG) --libs libsystemd)
+endif
PROGRAMS = iscsid iscsiadm iscsistart
# libc compat files
diff --git a/usr/iscsid.c b/usr/iscsid.c
index 0c984409..37c13b39 100644
--- a/usr/iscsid.c
+++ b/usr/iscsid.c
@@ -34,7 +34,9 @@
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
+#ifndef NO_SYSTEMD
#include <systemd/sd-daemon.h>
+#endif
#include "iscsid.h"
#include "mgmt_ipc.h"
@@ -339,6 +341,7 @@ static void missing_iname_warn(char *initiatorname_file)
/* called right before we enter the event loop */
static void set_state_to_ready(void)
{
+#ifndef NO_SYSTEMD
if (sessions_to_recover)
sd_notify(0, "READY=1\n"
"RELOADING=1\n"
@@ -346,14 +349,17 @@ static void set_state_to_ready(void)
else
sd_notify(0, "READY=1\n"
"STATUS=Ready to process requests\n");
+#endif
}
/* called when recovery process has been reaped */
static void set_state_done_reloading(void)
{
+#ifndef NO_SYSTEMD
sessions_to_recover = 0;
sd_notifyf(0, "READY=1\n"
"STATUS=Ready to process requests\n");
+#endif
}
int main(int argc, char *argv[])
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