X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=discover%2Fsysinfo.c;h=74d1eae573f230a53ea018aab36a713d34686d84;hp=f75819bd96ac02adc563b30afd046b457d97bd67;hb=1ac262ed5224463c01525c680d1f58f7df48b943;hpb=8ec7ea724de780a6a428a8485b2760bf1d9e0a4e

diff --git a/discover/sysinfo.c b/discover/sysinfo.c
index f75819b..74d1eae 100644
--- a/discover/sysinfo.c
+++ b/discover/sysinfo.c
@@ -3,27 +3,69 @@
 
 #include <talloc/talloc.h>
 #include <process/process.h>
+#include <log/log.h>
 
 #include "discover-server.h"
+#include "platform.h"
 #include "sysinfo.h"
 
 static struct system_info *sysinfo;
 static struct discover_server *server;
 
-static const char *sysinfo_helper = PKG_LIBEXEC_DIR "/pb-sysinfo";
-
 const struct system_info *system_info_get(void)
 {
 	return sysinfo;
 }
 
+bool system_info_network_available(void)
+{
+	unsigned int i;
+
+	for (i = 0; i < sysinfo->n_interfaces; i++)
+		if (sysinfo->interfaces[i]->address)
+			return true;
+	return false;
+}
+
+void system_info_set_interface_address(unsigned int hwaddr_size,
+		uint8_t *hwaddr, const char *address)
+{
+	struct interface_info *if_info;
+	unsigned int i;
+	char mac[20];
+
+	for (i = 0; i < sysinfo->n_interfaces; i++) {
+		if_info = sysinfo->interfaces[i];
+
+		if (if_info->hwaddr_size != hwaddr_size)
+			continue;
+
+		if (memcmp(if_info->hwaddr, hwaddr, hwaddr_size))
+			continue;
+
+		/* Found an existing interface. Notify clients if a new address
+		 * is set */
+		if (!if_info->address || strcmp(if_info->address, address)) {
+			talloc_free(if_info->address);
+			if_info->address = talloc_strdup(if_info, address);
+			discover_server_notify_system_info(server, sysinfo);
+			return;
+		}
+	}
+
+	mac_str(hwaddr, hwaddr_size, mac, sizeof(mac));
+	pb_log("Couldn't find interface matching %s\n", mac);
+}
+
 void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
-		const char *name)
+		const char *name, bool link)
 {
 	struct interface_info *if_info;
 	unsigned int i;
 
 	for (i = 0; i < sysinfo->n_interfaces; i++) {
+		bool changed = false;
+
 		if_info = sysinfo->interfaces[i];
 
 		if (if_info->hwaddr_size != hwaddr_size)
@@ -32,10 +74,22 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
 		if (memcmp(if_info->hwaddr, hwaddr, hwaddr_size))
 			continue;
 
-		/* update the name and we're done */
-		talloc_free(if_info->name);
-		if_info->name = talloc_strdup(if_info, name);
-		discover_server_notify_system_info(server, sysinfo);
+		/* Found an existing interface. Notify clients on any name or
+		 * link changes */
+		if (strcmp(if_info->name, name)) {
+			talloc_free(if_info->name);
+			if_info->name = talloc_strdup(if_info, name);
+			changed = true;
+		}
+
+		if (if_info->link != link) {
+			if_info->link = link;
+			changed = true;
+		}
+
+		if (changed)
+			discover_server_notify_system_info(server, sysinfo);
+
 		return;
 	}
 
@@ -43,6 +97,7 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
 	if_info->hwaddr_size = hwaddr_size;
 	if_info->hwaddr = talloc_memdup(if_info, hwaddr, hwaddr_size);
 	if_info->name = talloc_strdup(if_info, name);
+	if_info->link = link;
 
 	sysinfo->n_interfaces++;
 	sysinfo->interfaces = talloc_realloc(sysinfo, sysinfo->interfaces,
@@ -53,41 +108,61 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
 	discover_server_notify_system_info(server, sysinfo);
 }
 
-static void system_info_set_identifier(struct system_info *info)
+void system_info_register_blockdev(const char *name, const char *uuid,
+		const char *mountpoint)
 {
-	struct process *process;
-	int rc;
-	const char *argv[] = {
-		sysinfo_helper, NULL, NULL,
-	};
-
-	process = process_create(info);
-	process->path = sysinfo_helper;
-	process->argv = argv;
-	process->keep_stdout = true;
-
-	argv[1] = "--type";
-	rc = process_run_sync(process);
-
-	if (!rc) {
-		info->type = talloc_strndup(info, process->stdout_buf,
-				process->stdout_len);
-	}
+	struct blockdev_info *bd_info;
+	unsigned int i;
 
-	argv[1] = "--id";
-	rc = process_run_sync(process);
+	for (i = 0; i < sysinfo->n_blockdevs; i++) {
+		bd_info = sysinfo->blockdevs[i];
 
-	if (!rc) {
-		info->identifier = talloc_strndup(info, process->stdout_buf,
-				process->stdout_len);
+		if (strcmp(bd_info->name, name))
+			continue;
+
+		/* update the mountpoint and UUID, and we're done */
+		talloc_free(bd_info->mountpoint);
+		bd_info->uuid = talloc_strdup(bd_info, uuid);
+		bd_info->mountpoint = talloc_strdup(bd_info, mountpoint);
+		discover_server_notify_system_info(server, sysinfo);
+		return;
 	}
 
-	process_release(process);
+	bd_info = talloc_zero(sysinfo, struct blockdev_info);
+	bd_info->name = talloc_strdup(bd_info, name);
+	bd_info->uuid = talloc_strdup(bd_info, uuid);
+	bd_info->mountpoint = talloc_strdup(bd_info, mountpoint);
+
+	sysinfo->n_blockdevs++;
+	sysinfo->blockdevs = talloc_realloc(sysinfo, sysinfo->blockdevs,
+						struct blockdev_info *,
+						sysinfo->n_blockdevs);
+	sysinfo->blockdevs[sysinfo->n_blockdevs - 1] = bd_info;
+
+	discover_server_notify_system_info(server, sysinfo);
 }
 
 void system_info_init(struct discover_server *s)
 {
-	sysinfo = talloc_zero(server, struct system_info);
 	server = s;
-	system_info_set_identifier(sysinfo);
+	sysinfo = talloc_zero(server, struct system_info);
+	platform_get_sysinfo(sysinfo);
+}
+
+/* Only reset device information. Platform information is static */
+void system_info_reinit(void)
+{
+	unsigned int i;
+
+	for (i = 0; i < sysinfo->n_blockdevs; i++)
+		talloc_free(sysinfo->blockdevs[i]);
+	talloc_free(sysinfo->blockdevs);
+	sysinfo->blockdevs = NULL;
+	sysinfo->n_blockdevs = 0;
+
+	for (i = 0; i < sysinfo->n_interfaces; i++)
+		talloc_free(sysinfo->interfaces[i]);
+	talloc_free(sysinfo->interfaces);
+	sysinfo->interfaces = NULL;
+	sysinfo->n_interfaces = 0;
 }