diff options
Diffstat (limited to '0058-Make-the-max-number-of-bind-retries-tunable.patch')
| -rw-r--r-- | 0058-Make-the-max-number-of-bind-retries-tunable.patch | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/0058-Make-the-max-number-of-bind-retries-tunable.patch b/0058-Make-the-max-number-of-bind-retries-tunable.patch new file mode 100644 index 0000000..1350470 --- /dev/null +++ b/0058-Make-the-max-number-of-bind-retries-tunable.patch @@ -0,0 +1,103 @@ +From be7c2d639127dd8af0139caf94f8c29f431d3753 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Ond=C5=99ej=20Lyson=C4=9Bk?= <olysonek@redhat.com> +Date: Mon, 18 Jun 2018 10:13:48 +0200 +Subject: [PATCH 58/59] Make the max number of bind retries tunable + +Resolves: rhbz#1318198 +--- + parseconf.c | 1 + + privops.c | 8 ++++++-- + tunables.c | 2 ++ + tunables.h | 1 + + vsftpd.conf.5 | 5 +++++ + 5 files changed, 15 insertions(+), 2 deletions(-) + +diff --git a/parseconf.c b/parseconf.c +index aeb401a..3cfe7da 100644 +--- a/parseconf.c ++++ b/parseconf.c +@@ -143,6 +143,7 @@ parseconf_uint_array[] = + { "delay_successful_login", &tunable_delay_successful_login }, + { "max_login_fails", &tunable_max_login_fails }, + { "chown_upload_mode", &tunable_chown_upload_mode }, ++ { "bind_retries", &tunable_bind_retries }, + { 0, 0 } + }; + +diff --git a/privops.c b/privops.c +index 010d28d..83b25c7 100644 +--- a/privops.c ++++ b/privops.c +@@ -120,8 +120,8 @@ unsigned short + vsf_privop_pasv_listen(struct vsf_session* p_sess) + { + static struct vsf_sysutil_sockaddr* s_p_sockaddr; +- int bind_retries = 10; +- unsigned short the_port; ++ int bind_retries = tunable_bind_retries + 1; ++ unsigned short the_port = 0; + /* IPPORT_RESERVED */ + unsigned short min_port = 1024; + unsigned short max_port = 65535; +@@ -131,6 +131,10 @@ vsf_privop_pasv_listen(struct vsf_session* p_sess) + die("listed fd already active"); + } + ++ if (bind_retries < 2) ++ { ++ bind_retries = 2; ++ } + if (tunable_pasv_min_port > min_port && tunable_pasv_min_port <= max_port) + { + min_port = (unsigned short) tunable_pasv_min_port; +diff --git a/tunables.c b/tunables.c +index 63de8e6..a7ce9c8 100644 +--- a/tunables.c ++++ b/tunables.c +@@ -115,6 +115,7 @@ unsigned int tunable_delay_failed_login; + unsigned int tunable_delay_successful_login; + unsigned int tunable_max_login_fails; + unsigned int tunable_chown_upload_mode; ++unsigned int tunable_bind_retries; + + const char* tunable_secure_chroot_dir; + const char* tunable_ftp_username; +@@ -268,6 +269,7 @@ tunables_load_defaults() + tunable_max_login_fails = 3; + /* -rw------- */ + tunable_chown_upload_mode = 0600; ++ tunable_bind_retries = 9; + + install_str_setting("/usr/share/empty", &tunable_secure_chroot_dir); + install_str_setting("ftp", &tunable_ftp_username); +diff --git a/tunables.h b/tunables.h +index 8a4b8b2..029d645 100644 +--- a/tunables.h ++++ b/tunables.h +@@ -120,6 +120,7 @@ extern unsigned int tunable_delay_failed_login; + extern unsigned int tunable_delay_successful_login; + extern unsigned int tunable_max_login_fails; + extern unsigned int tunable_chown_upload_mode; ++extern unsigned int tunable_bind_retries; + + /* String defines */ + extern const char* tunable_secure_chroot_dir; +diff --git a/vsftpd.conf.5 b/vsftpd.conf.5 +index f246906..ce3fba3 100644 +--- a/vsftpd.conf.5 ++++ b/vsftpd.conf.5 +@@ -760,6 +760,11 @@ value will be treated as a base 10 integer! + + Default: 077 + .TP ++.B bind_retries ++Maximum number of attempts to find a free listening port in passive mode. ++ ++Default: 9 ++.TP + .B chown_upload_mode + The file mode to force for chown()ed anonymous uploads. (Added in v2.0.6). + +-- +2.14.4 + |