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From: Zhihong Wang <zhihong.wang@intel.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v5 1/3] app/test-pmd: Handle SIGINT and SIGTERM in testpmd
Date: Wed, 30 Dec 2015 16:59:49 -0500	[thread overview]
Message-ID: <1451512791-5442-2-git-send-email-zhihong.wang@intel.com> (raw)
In-Reply-To: <1451512791-5442-1-git-send-email-zhihong.wang@intel.com>

Handle SIGINT and SIGTERM in testpmd.

Signed-off-by: Zhihong Wang <zhihong.wang@intel.com>
Acked-by: Michael Qiu <michael.qiu@intel.com>
---
 app/test-pmd/cmdline.c | 20 +++++++++++++-------
 app/test-pmd/testpmd.c | 39 +++++++++++++++++++++++++++++++++------
 app/test-pmd/testpmd.h |  1 +
 3 files changed, 47 insertions(+), 13 deletions(-)

diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 73298c9..6d28c1b 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -90,6 +90,8 @@
 
 #include "testpmd.h"
 
+static struct cmdline *testpmd_cl;
+
 static void cmd_reconfig_device_queue(portid_t id, uint8_t dev, uint8_t queue);
 
 #ifdef RTE_NIC_BYPASS
@@ -9778,17 +9780,21 @@ cmdline_parse_ctx_t main_ctx[] = {
 void
 prompt(void)
 {
-	struct cmdline *cl;
-
 	/* initialize non-constant commands */
 	cmd_set_fwd_mode_init();
 
-	cl = cmdline_stdin_new(main_ctx, "testpmd> ");
-	if (cl == NULL) {
+	testpmd_cl = cmdline_stdin_new(main_ctx, "testpmd> ");
+	if (testpmd_cl == NULL)
 		return;
-	}
-	cmdline_interact(cl);
-	cmdline_stdin_exit(cl);
+	cmdline_interact(testpmd_cl);
+	cmdline_stdin_exit(testpmd_cl);
+}
+
+void
+prompt_exit(void)
+{
+	if (testpmd_cl != NULL)
+		cmdline_quit(testpmd_cl);
 }
 
 static void
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 98ae46d..1319917 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -1570,13 +1570,16 @@ pmd_test_exit(void)
 	if (test_done == 0)
 		stop_packet_forwarding();
 
-	FOREACH_PORT(pt_id, ports) {
-		printf("Stopping port %d...", pt_id);
-		fflush(stdout);
-		rte_eth_dev_close(pt_id);
-		printf("done\n");
+	if (ports != NULL) {
+		no_link_check = 1;
+		FOREACH_PORT(pt_id, ports) {
+			printf("\nShutting down port %d...\n", pt_id);
+			fflush(stdout);
+			stop_port(pt_id);
+			close_port(pt_id);
+		}
 	}
-	printf("bye...\n");
+	printf("\nBye...\n");
 }
 
 typedef void (*cmd_func_t)(void);
@@ -1984,12 +1987,35 @@ init_port(void)
 		ports[pid].enabled = 1;
 }
 
+static void
+force_quit(void)
+{
+	pmd_test_exit();
+	prompt_exit();
+}
+
+static void
+signal_handler(int signum)
+{
+	if (signum == SIGINT || signum == SIGTERM) {
+		printf("\nSignal %d received, preparing to exit...\n",
+				signum);
+		force_quit();
+		/* exit with the expected status */
+		signal(signum, SIG_DFL);
+		kill(getpid(), signum);
+	}
+}
+
 int
 main(int argc, char** argv)
 {
 	int  diag;
 	uint8_t port_id;
 
+	signal(SIGINT, signal_handler);
+	signal(SIGTERM, signal_handler);
+
 	diag = rte_eal_init(argc, argv);
 	if (diag < 0)
 		rte_panic("Cannot init EAL\n");
@@ -2041,6 +2067,7 @@ main(int argc, char** argv)
 		start_packet_forwarding(0);
 		printf("Press enter to exit\n");
 		rc = read(0, &c, 1);
+		pmd_test_exit();
 		if (rc < 0)
 			return 1;
 	}
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index ee7de98..7ffc17b 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -462,6 +462,7 @@ unsigned int parse_item_list(char* str, const char* item_name,
 			unsigned int *parsed_items, int check_unique_values);
 void launch_args_parse(int argc, char** argv);
 void prompt(void);
+void prompt_exit(void);
 void nic_stats_display(portid_t port_id);
 void nic_stats_clear(portid_t port_id);
 void nic_xstats_display(portid_t port_id);
-- 
2.5.0

  reply	other threads:[~2015-12-31  5:03 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-25  2:37 [dpdk-dev] [PATCH v2 0/3] Handle SIGINT and SIGTERM in DPDK examples Zhihong Wang
2015-12-25  2:37 ` [dpdk-dev] [PATCH v2 1/3] app/test-pmd: Handle SIGINT and SIGTERM in testpmd Zhihong Wang
2015-12-27 21:42   ` Stephen Hemminger
2015-12-28  1:37     ` Wang, Zhihong
2015-12-25  2:37 ` [dpdk-dev] [PATCH v2 2/3] examples/l2fwd: Handle SIGINT and SIGTERM in l2fwd Zhihong Wang
2015-12-27 21:49   ` Stephen Hemminger
2015-12-28  1:35     ` Wang, Zhihong
2015-12-25  2:37 ` [dpdk-dev] [PATCH v2 3/3] examples/l3fwd: Handle SIGINT and SIGTERM in l3fwd Zhihong Wang
2015-12-28  4:17 ` [dpdk-dev] [PATCH v2 0/3] Handle SIGINT and SIGTERM in DPDK examples Qiu, Michael
2015-12-28  9:51   ` Wang, Zhihong
2015-12-29  1:20 ` [dpdk-dev] [PATCH v3 " Zhihong Wang
2015-12-29  1:20   ` [dpdk-dev] [PATCH v3 1/3] app/test-pmd: Handle SIGINT and SIGTERM in testpmd Zhihong Wang
2015-12-29  1:20   ` [dpdk-dev] [PATCH v3 2/3] examples/l2fwd: Handle SIGINT and SIGTERM in l2fwd Zhihong Wang
2015-12-30 17:35     ` Stephen Hemminger
2015-12-29  1:20   ` [dpdk-dev] [PATCH v3 3/3] examples/l3fwd: Handle SIGINT and SIGTERM in l3fwd Zhihong Wang
2015-12-29 13:34     ` Ananyev, Konstantin
2015-12-30  3:15       ` Wang, Zhihong
2015-12-30 11:29         ` Ananyev, Konstantin
2015-12-31  2:14           ` Wang, Zhihong
2015-12-30 17:37     ` Stephen Hemminger
2015-12-29 23:27 ` [dpdk-dev] [PATCH v4 0/3] Handle SIGINT and SIGTERM in DPDK examples Zhihong Wang
2015-12-29 23:27   ` [dpdk-dev] [PATCH v4 1/3] app/test-pmd: Handle SIGINT and SIGTERM in testpmd Zhihong Wang
2015-12-29 23:27   ` [dpdk-dev] [PATCH v4 2/3] examples/l2fwd: Handle SIGINT and SIGTERM in l2fwd Zhihong Wang
2015-12-29 23:27   ` [dpdk-dev] [PATCH v4 3/3] examples/l3fwd: Handle SIGINT and SIGTERM in l3fwd Zhihong Wang
2015-12-30 13:37     ` Ananyev, Konstantin
2015-12-31  1:44       ` Wang, Zhihong
2015-12-31  2:09         ` Stephen Hemminger
2015-12-31  2:20           ` Wang, Zhihong
2015-12-30 21:59 ` [dpdk-dev] [PATCH v5 0/3] Handle SIGINT and SIGTERM in DPDK examples Zhihong Wang
2015-12-30 21:59   ` Zhihong Wang [this message]
2015-12-30 21:59   ` [dpdk-dev] [PATCH v5 2/3] examples/l2fwd: Handle SIGINT and SIGTERM in l2fwd Zhihong Wang
2015-12-31 17:01     ` Stephen Hemminger
2016-01-04  2:00       ` Wang, Zhihong
2015-12-30 21:59   ` [dpdk-dev] [PATCH v5 3/3] examples/l3fwd: Handle SIGINT and SIGTERM in l3fwd Zhihong Wang
2016-01-06 13:51     ` Ananyev, Konstantin
2016-01-27 16:34   ` [dpdk-dev] [PATCH v5 0/3] Handle SIGINT and SIGTERM in DPDK examples Thomas Monjalon

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