diff options
Diffstat (limited to 'src/socket.c')
| -rw-r--r-- | src/socket.c | 109 |
1 files changed, 107 insertions, 2 deletions
diff --git a/src/socket.c b/src/socket.c index 7a8624c848..f20b78d1a6 100644 --- a/src/socket.c +++ b/src/socket.c @@ -36,6 +36,7 @@ #include "strv.h" #include "unit-name.h" #include "dbus-socket.h" +#include "missing.h" static const UnitActiveState state_translation_table[_SOCKET_STATE_MAX] = { [SOCKET_DEAD] = UNIT_INACTIVE, @@ -65,6 +66,16 @@ static void socket_init(Unit *u) { s->max_connections = 64; + s->keep_alive = false; + s->priority = -1; + s->receive_buffer = 0; + s->send_buffer = 0; + s->ip_tos = -1; + s->ip_ttl = -1; + s->pipe_size = 0; + s->mark = -1; + s->free_bind = false; + exec_context_init(&s->exec_context); s->control_command_id = _SOCKET_EXEC_COMMAND_INVALID; @@ -308,13 +319,17 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) { "%sBacklog: %u\n" "%sKillMode: %s\n" "%sSocketMode: %04o\n" - "%sDirectoryMode: %04o\n", + "%sDirectoryMode: %04o\n" + "%sKeepAlive: %s\n" + "%sFreeBind: %s\n", prefix, socket_state_to_string(s->state), prefix, socket_address_bind_ipv6_only_to_string(s->bind_ipv6_only), prefix, s->backlog, prefix, kill_mode_to_string(s->kill_mode), prefix, s->socket_mode, - prefix, s->directory_mode); + prefix, s->directory_mode, + prefix, yes_no(s->keep_alive), + prefix, yes_no(s->free_bind)); if (s->control_pid > 0) fprintf(f, @@ -335,6 +350,41 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) { prefix, s->n_connections, prefix, s->max_connections); + if (s->priority >= 0) + fprintf(f, + "%sPriority: %i\n", + prefix, s->priority); + + if (s->receive_buffer > 0) + fprintf(f, + "%sReceiveBuffer: %zu\n", + prefix, s->receive_buffer); + + if (s->send_buffer > 0) + fprintf(f, + "%sSendBuffer: %zu\n", + prefix, s->send_buffer); + + if (s->ip_tos >= 0) + fprintf(f, + "%sIPTOS: %i\n", + prefix, s->ip_tos); + + if (s->ip_ttl >= 0) + fprintf(f, + "%sIPTTL: %i\n", + prefix, s->ip_ttl); + + if (s->pipe_size > 0) + fprintf(f, + "%sPipeSize: %zu\n", + prefix, s->pipe_size); + + if (s->mark >= 0) + fprintf(f, + "%sMark: %i\n", + prefix, s->mark); + LIST_FOREACH(port, p, s->ports) { if (p->type == SOCKET_SOCKET) { @@ -493,6 +543,54 @@ static void socket_close_fds(Socket *s) { } } +static void socket_apply_socket_options(Socket *s, int fd) { + assert(s); + assert(fd >= 0); + + if (s->keep_alive) { + int b = s->keep_alive; + if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &b, sizeof(b)) < 0) + log_warning("SO_KEEPALIVE failed: %m"); + } + + if (s->priority >= 0) + if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, &s->priority, sizeof(s->priority)) < 0) + log_warning("SO_PRIORITY failed: %m"); + + if (s->receive_buffer > 0) { + int value = (int) s->receive_buffer; + if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &value, sizeof(value)) < 0) + log_warning("SO_RCVBUF failed: %m"); + } + + if (s->send_buffer > 0) { + int value = (int) s->send_buffer; + if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &value, sizeof(value)) < 0) + log_warning("SO_SNDBUF failed: %m"); + } + + if (s->mark >= 0) + if (setsockopt(fd, SOL_SOCKET, SO_MARK, &s->mark, sizeof(s->mark)) < 0) + log_warning("SO_MARK failed: %m"); + + if (s->ip_tos >= 0) + if (setsockopt(fd, IPPROTO_IP, IP_TOS, &s->ip_tos, sizeof(s->ip_tos)) < 0) + log_warning("IP_TOS failed: %m"); + + if (s->ip_ttl >= 0) + if (setsockopt(fd, IPPROTO_IP, IP_TTL, &s->ip_ttl, sizeof(s->ip_ttl)) < 0) + log_warning("IP_TTL failed: %m"); +} + +static void socket_apply_pipe_options(Socket *s, int fd) { + assert(s); + assert(fd >= 0); + + if (s->pipe_size > 0) + if (fcntl(fd, F_SETPIPE_SZ, s->pipe_size) < 0) + log_warning("F_SETPIPE_SZ: %m"); +} + static int socket_open_fds(Socket *s) { SocketPort *p; int r; @@ -511,11 +609,14 @@ static int socket_open_fds(Socket *s) { s->backlog, s->bind_ipv6_only, s->bind_to_device, + s->free_bind, s->directory_mode, s->socket_mode, &p->fd)) < 0) goto rollback; + socket_apply_socket_options(s, p->fd); + } else { struct stat st; assert(p->type == SOCKET_FIFO); @@ -543,6 +644,8 @@ static int socket_open_fds(Socket *s) { r = -EEXIST; goto rollback; } + + socket_apply_pipe_options(s, p->fd); } } @@ -1253,6 +1356,8 @@ static void socket_fd_event(Unit *u, int fd, uint32_t events, Watch *w) { break; } + + socket_apply_socket_options(s, cfd); } socket_enter_running(s, cfd); |