From patchwork Tue Dec 29 23:27:22 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhihong Wang X-Patchwork-Id: 9683 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 045D38E82; Wed, 30 Dec 2015 07:30:51 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 8E4367EEF for ; Wed, 30 Dec 2015 07:30:47 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP; 29 Dec 2015 22:30:47 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,499,1444719600"; d="scan'208";a="871632688" Received: from unknown (HELO dpdk5.sh.intel.com) ([10.239.129.244]) by fmsmga001.fm.intel.com with ESMTP; 29 Dec 2015 22:30:45 -0800 From: Zhihong Wang To: dev@dpdk.org Date: Tue, 29 Dec 2015 18:27:22 -0500 Message-Id: <1451431644-98362-2-git-send-email-zhihong.wang@intel.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1451431644-98362-1-git-send-email-zhihong.wang@intel.com> References: <1451011032-83106-1-git-send-email-zhihong.wang@intel.com> <1451431644-98362-1-git-send-email-zhihong.wang@intel.com> Subject: [dpdk-dev] [PATCH v4 1/3] app/test-pmd: Handle SIGINT and SIGTERM in testpmd X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Handle SIGINT and SIGTERM in testpmd. Signed-off-by: Zhihong Wang Acked-by: Michael Qiu --- 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);