From 608a68fba0caee7cb803c034957830d980a870c7 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Tue, 16 Jun 2015 20:35:24 +0200
Subject: started a small worker helper named 'birudaenv' doing a environemnt
 guessing and the executing it's arguments (something docker does). Will do a
 lot more in the future.

---
 .gitignore      |  1 +
 src/GNUmakefile |  7 +++++--
 src/birudaenv.c | 36 ++++++++++++++++++++++++++++++++++++
 src/system.c    |  1 -
 4 files changed, 42 insertions(+), 3 deletions(-)
 create mode 100644 src/birudaenv.c

diff --git a/.gitignore b/.gitignore
index fd61823..8a78253 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 src/biruda
+src/birudaenv
 src/workertest
 src/3rdParty/xxd/xxd
 *.o
diff --git a/src/GNUmakefile b/src/GNUmakefile
index aefb70c..bec27f0 100644
--- a/src/GNUmakefile
+++ b/src/GNUmakefile
@@ -1,6 +1,6 @@
 .PHONY: all clean install test
 
-all: 3rdParty/xxd/xxd biruda workertest
+all: 3rdParty/xxd/xxd biruda birudaenv workertest
 
 # gcc/clang
 CFLAGS = -g -O0 -std=c99 -Wall -pedantic -D_XOPEN_SOURCE=600 -D_DEFAULT_SOURCE
@@ -25,6 +25,9 @@ LIBS += `pkg-config --libs-only-l glib-2.0`
 biruda: biruda.o biruda_cmdline.o master.o coordinator.o worker.o system.o webserver.o 3rdParty/linenoise/linenoise.o 3rdParty/http_tiny/http_lib.o cli.o
 	$(CC) -o $@ $(LDFLAGS) $^ $(LIBS)
 
+birudaenv: birudaenv.c system.c
+	$(CC) -static -o $@ $^
+	
 biruda_cmdline.o: biruda_cmdline.c
 biruda.o: biruda.c biruda_cmdline.h master.h coordinator.h worker.h port.h system.h webserver.h 3rdParty/linenoise/linenoise.h cli.h biruda_conf.c
 master.o: master.c master.h port.h
@@ -53,7 +56,7 @@ biruda_conf.c: biruda.conf 3rdParty/xxd/xxd
 
 clean:
 	@-rm *.o
-	@-rm biruda
+	@-rm biruda birudaenv
 	@-rm biruda_cmdline.[ch]
 	@-rm workertest
 	@-rm 3rdParty/http_tiny/*.o
diff --git a/src/birudaenv.c b/src/birudaenv.c
new file mode 100644
index 0000000..1fafd41
--- /dev/null
+++ b/src/birudaenv.c
@@ -0,0 +1,36 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "system.h"
+
+int main( int argc, char *argv[] )
+{
+	char hostname[100];
+	system_hostname( hostname, sizeof( hostname ) );
+	unsigned int nofCpus = system_available_cpus( );
+	unsigned int nofPhysMem = system_phys_memory( );	
+	char os_name[100];
+	system_os( os_name, sizeof( os_name ) );
+	char machine_arch[100];
+	system_arch( machine_arch, sizeof( machine_arch ) );
+
+	printf( 
+		"{ "
+			"\"arch\": \"%s\", "
+			"\"os\": \"%s\", "
+			"\"host\": \"%s\", "
+			"\"cpus\": %d, "
+			"\"physical_memory\": %d "
+		"}\n",
+		machine_arch,
+		os_name,
+		hostname,
+		nofCpus,
+		nofPhysMem
+	);
+	
+	execvp( argv[1], &argv[1] );
+
+	exit( EXIT_SUCCESS );
+}
diff --git a/src/system.c b/src/system.c
index 7d2e052..bd3df98 100644
--- a/src/system.c
+++ b/src/system.c
@@ -350,7 +350,6 @@ void system_os( char *name, size_t len )
 
 	fclose( f ) ;
 
-
 #elif defined( __FreeBSD__ ) || defined( __NetBSD__ )
 	/* resort to uname */
 	struct utsname uts;
-- 
cgit v1.2.3-54-g00ecf