[libteam]: Add Fast-Reboot mode for teamd (#3490)

* [libteam]: add special Fast-Reboot teamd stop mode

* Fix last packet sending

* Update sonic-utilities module
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pavel-shirshov 2019-09-20 15:33:40 -07:00 committed by GitHub
parent dd4a50dd61
commit c60278de58
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2 changed files with 36 additions and 21 deletions

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@ -1,18 +1,18 @@
From a21a3dec9f9b9d825a0229e2963e07862395bbba Mon Sep 17 00:00:00 2001 From 5d418847bf6fa86f049e18c1b57028c71e40a9c4 Mon Sep 17 00:00:00 2001
From: Pavel Shirshov <pavelsh@microsoft.com> From: Pavel Shirshov <pavelsh@microsoft.com>
Date: Fri, 14 Jun 2019 14:20:05 -0700 Date: Thu, 19 Sep 2019 14:49:17 -0700
Subject: [PATCH] [libteam]: Reimplement Warm-Reboot procedure Subject: [PATCH 1/1] [libteam]: Reimplement Warm-Reboot procedure
--- ---
libteam/ifinfo.c | 6 +- libteam/ifinfo.c | 6 +-
teamd/teamd.c | 42 +++- teamd/teamd.c | 57 ++++-
teamd/teamd.h | 6 + teamd/teamd.h | 6 +
teamd/teamd_events.c | 13 ++ teamd/teamd_events.c | 13 ++
teamd/teamd_runner_lacp.c | 474 +++++++++++++++++++++++++++++++++++--- teamd/teamd_runner_lacp.c | 474 +++++++++++++++++++++++++++++++++++---
5 files changed, 498 insertions(+), 43 deletions(-) 5 files changed, 509 insertions(+), 47 deletions(-)
diff --git a/libteam/ifinfo.c b/libteam/ifinfo.c diff --git a/libteam/ifinfo.c b/libteam/ifinfo.c
index 46d56a2..b86d34c 100644 index a15788b..e48193e 100644
--- a/libteam/ifinfo.c --- a/libteam/ifinfo.c
+++ b/libteam/ifinfo.c +++ b/libteam/ifinfo.c
@@ -109,15 +109,13 @@ static void update_hwaddr(struct team_ifinfo *ifinfo, struct rtnl_link *link) @@ -109,15 +109,13 @@ static void update_hwaddr(struct team_ifinfo *ifinfo, struct rtnl_link *link)
@ -34,7 +34,7 @@ index 46d56a2..b86d34c 100644
} }
} }
diff --git a/teamd/teamd.c b/teamd/teamd.c diff --git a/teamd/teamd.c b/teamd/teamd.c
index 9dc85b5..96794e8 100644 index 9dc85b5..679da49 100644
--- a/teamd/teamd.c --- a/teamd/teamd.c
+++ b/teamd/teamd.c +++ b/teamd/teamd.c
@@ -117,7 +117,9 @@ static void print_help(const struct teamd_context *ctx) { @@ -117,7 +117,9 @@ static void print_help(const struct teamd_context *ctx) {
@ -90,51 +90,66 @@ index 9dc85b5..96794e8 100644
if (optind < argc) { if (optind < argc) {
fprintf(stderr, "Too many arguments\n"); fprintf(stderr, "Too many arguments\n");
return -1; return -1;
@@ -390,8 +410,14 @@ static int teamd_run_loop_run(struct teamd_context *ctx) @@ -390,12 +410,21 @@ static int teamd_run_loop_run(struct teamd_context *ctx)
if (err != -1) { if (err != -1) {
switch(ctrl_byte) { switch(ctrl_byte) {
case 'q': case 'q':
+ case 'f':
+ case 'w': + case 'w':
if (quit_in_progress) if (quit_in_progress)
return -EBUSY; return -EBUSY;
+ if (ctrl_byte == 'w') { - teamd_refresh_ports(ctx);
- err = teamd_flush_ports(ctx);
- if (err)
- return err;
+ if (ctrl_byte == 'w' || ctrl_byte == 'f') {
+ ctx->keep_ports = true; + ctx->keep_ports = true;
+ ctx->no_quit_destroy = true; + ctx->no_quit_destroy = true;
+ teamd_ports_flush_data(ctx); + teamd_refresh_ports(ctx);
+ if (ctrl_byte == 'w')
+ teamd_ports_flush_data(ctx);
+ } else {
+ err = teamd_flush_ports(ctx);
+ if (err)
+ return err;
+ } + }
teamd_refresh_ports(ctx); quit_in_progress = true;
err = teamd_flush_ports(ctx); continue;
if (err) case 'r':
@@ -434,6 +460,12 @@ void teamd_run_loop_quit(struct teamd_context *ctx, int err) @@ -434,6 +463,12 @@ void teamd_run_loop_quit(struct teamd_context *ctx, int err)
teamd_run_loop_sent_ctrl_byte(ctx, 'q'); teamd_run_loop_sent_ctrl_byte(ctx, 'q');
} }
+static void teamd_run_loop_quit_w_boot(struct teamd_context *ctx, int err) +static void teamd_run_loop_quit_a_boot(struct teamd_context *ctx, char type, int err)
+{ +{
+ ctx->run_loop.err = err; + ctx->run_loop.err = err;
+ teamd_run_loop_sent_ctrl_byte(ctx, 'w'); + teamd_run_loop_sent_ctrl_byte(ctx, type);
+} +}
+ +
void teamd_run_loop_restart(struct teamd_context *ctx) void teamd_run_loop_restart(struct teamd_context *ctx)
{ {
teamd_run_loop_sent_ctrl_byte(ctx, 'r'); teamd_run_loop_sent_ctrl_byte(ctx, 'r');
@@ -700,6 +732,10 @@ static int callback_daemon_signal(struct teamd_context *ctx, int events, @@ -700,6 +735,14 @@ static int callback_daemon_signal(struct teamd_context *ctx, int events,
teamd_log_warn("Got SIGINT, SIGQUIT or SIGTERM."); teamd_log_warn("Got SIGINT, SIGQUIT or SIGTERM.");
teamd_run_loop_quit(ctx, 0); teamd_run_loop_quit(ctx, 0);
break; break;
+ case SIGUSR1: + case SIGUSR1:
+ teamd_log_warn("Got SIGUSR1."); + teamd_log_warn("Got SIGUSR1.");
+ teamd_run_loop_quit_w_boot(ctx, 0); + teamd_run_loop_quit_a_boot(ctx, 'w', 0);
+ break;
+ case SIGUSR2:
+ teamd_log_warn("Got SIGUSR2.");
+ teamd_run_loop_quit_a_boot(ctx, 'f', 0);
+ break; + break;
} }
return 0; return 0;
} }
@@ -1531,7 +1567,7 @@ static int teamd_start(struct teamd_context *ctx, enum teamd_exit_code *p_ret) @@ -1531,7 +1574,7 @@ static int teamd_start(struct teamd_context *ctx, enum teamd_exit_code *p_ret)
return -errno; return -errno;
} }
- if (daemon_signal_init(SIGINT, SIGTERM, SIGQUIT, SIGHUP, 0) < 0) { - if (daemon_signal_init(SIGINT, SIGTERM, SIGQUIT, SIGHUP, 0) < 0) {
+ if (daemon_signal_init(SIGINT, SIGTERM, SIGQUIT, SIGHUP, SIGUSR1, 0) < 0) { + if (daemon_signal_init(SIGINT, SIGTERM, SIGQUIT, SIGHUP, SIGUSR1, SIGUSR2, 0) < 0) {
teamd_log_err("Could not register signal handlers."); teamd_log_err("Could not register signal handlers.");
daemon_retval_send(errno); daemon_retval_send(errno);
err = -errno; err = -errno;

@ -1 +1 @@
Subproject commit c1c53f5d47401c4486b3fd4a32f6bf45c0926ae2 Subproject commit b19b125c5afacea6c704d4003a12265cb94c8f8b