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authordjm@openbsd.org <djm@openbsd.org>2020-10-18 13:32:01 +0200
committerDamien Miller <djm@mindrot.org>2020-10-18 14:46:29 +0200
commit816036f142ecd284c12bb3685ae316a68d2ef190 (patch)
treeb964deff7f92305df67c23cc359859101798d629 /serverloop.c
parentupstream: variants of the log methods that append a ssherr.h string (diff)
downloadopenssh-816036f142ecd284c12bb3685ae316a68d2ef190.tar.xz
openssh-816036f142ecd284c12bb3685ae316a68d2ef190.zip
upstream: use the new variant log macros instead of prepending
__func__ and appending ssh_err(r) manually; ok markus@ OpenBSD-Commit-ID: 1f14b80bcfa85414b2a1a6ff714fb5362687ace8
Diffstat (limited to 'serverloop.c')
-rw-r--r--serverloop.c84
1 files changed, 38 insertions, 46 deletions
diff --git a/serverloop.c b/serverloop.c
index 48d936d2e..5fc465bab 100644
--- a/serverloop.c
+++ b/serverloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: serverloop.c,v 1.223 2020/07/03 06:29:57 djm Exp $ */
+/* $OpenBSD: serverloop.c,v 1.224 2020/10/18 11:32:02 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -157,7 +157,7 @@ notify_done(fd_set *readset)
if (notify_pipe[0] != -1 && FD_ISSET(notify_pipe[0], readset))
while (read(notify_pipe[0], &c, 1) != -1)
- debug2("%s: reading", __func__);
+ debug2_f("reading");
}
/*ARGSUSED*/
@@ -201,13 +201,13 @@ client_alive_check(struct ssh *ssh)
(r = sshpkt_put_cstring(ssh, "keepalive@openssh.com"))
!= 0 ||
(r = sshpkt_put_u8(ssh, 1)) != 0) /* boolean: want reply */
- fatal("%s: %s", __func__, ssh_err(r));
+ fatal_fr(r, "compose");
} else {
channel_request_start(ssh, channel_id,
"keepalive@openssh.com", 1);
}
if ((r = sshpkt_send(ssh)) != 0)
- fatal("%s: %s", __func__, ssh_err(r));
+ fatal_fr(r, "send");
}
/*
@@ -332,21 +332,17 @@ process_input(struct ssh *ssh, fd_set *readset, int connection_in)
ssh_remote_ipaddr(ssh), ssh_remote_port(ssh));
return -1;
} else if (len == -1) {
- if (errno != EINTR && errno != EAGAIN &&
- errno != EWOULDBLOCK) {
- verbose("Read error from remote host "
- "%.100s port %d: %.100s",
- ssh_remote_ipaddr(ssh),
- ssh_remote_port(ssh), strerror(errno));
- cleanup_exit(255);
- }
- } else {
- /* Buffer any received data. */
- if ((r = ssh_packet_process_incoming(ssh, buf, len))
- != 0)
- fatal("%s: ssh_packet_process_incoming: %s",
- __func__, ssh_err(r));
+ if (errno == EINTR || errno == EAGAIN ||
+ errno != EWOULDBLOCK)
+ return 0;
+ verbose("Read error from remote host %s port %d: %s",
+ ssh_remote_ipaddr(ssh), ssh_remote_port(ssh),
+ strerror(errno));
+ cleanup_exit(255);
}
+ /* Buffer any received data. */
+ if ((r = ssh_packet_process_incoming(ssh, buf, len)) != 0)
+ fatal_fr(r, "ssh_packet_process_incoming");
}
return 0;
}
@@ -494,17 +490,17 @@ server_request_direct_tcpip(struct ssh *ssh, int *reason, const char **errmsg)
(r = sshpkt_get_end(ssh)) != 0)
sshpkt_fatal(ssh, r, "%s: parse packet", __func__);
if (target_port > 0xFFFF) {
- error("%s: invalid target port", __func__);
+ error_f("invalid target port");
*reason = SSH2_OPEN_ADMINISTRATIVELY_PROHIBITED;
goto out;
}
if (originator_port > 0xFFFF) {
- error("%s: invalid originator port", __func__);
+ error_f("invalid originator port");
*reason = SSH2_OPEN_ADMINISTRATIVELY_PROHIBITED;
goto out;
}
- debug("%s: originator %s port %u, target %s port %u", __func__,
+ debug_f("originator %s port %u, target %s port %u",
originator, originator_port, target, target_port);
/* XXX fine grained permissions */
@@ -537,7 +533,7 @@ server_request_direct_streamlocal(struct ssh *ssh)
int r;
if (pw == NULL || !the_authctxt->valid)
- fatal("%s: no/invalid user", __func__);
+ fatal_f("no/invalid user");
if ((r = sshpkt_get_cstring(ssh, &target, NULL)) != 0 ||
(r = sshpkt_get_cstring(ssh, &originator, NULL)) != 0 ||
@@ -545,11 +541,11 @@ server_request_direct_streamlocal(struct ssh *ssh)
(r = sshpkt_get_end(ssh)) != 0)
sshpkt_fatal(ssh, r, "%s: parse packet", __func__);
if (originator_port > 0xFFFF) {
- error("%s: invalid originator port", __func__);
+ error_f("invalid originator port");
goto out;
}
- debug("%s: originator %s port %d, target %s", __func__,
+ debug_f("originator %s port %d, target %s",
originator, originator_port, target);
/* XXX fine grained permissions */
@@ -597,7 +593,7 @@ server_request_tun(struct ssh *ssh)
if ((r = sshpkt_get_u32(ssh, &tun)) != 0)
sshpkt_fatal(ssh, r, "%s: parse device", __func__);
if (tun > INT_MAX) {
- debug("%s: invalid tun", __func__);
+ debug_f("invalid tun");
goto done;
}
if (auth_opts->force_tun_device != -1) {
@@ -686,7 +682,7 @@ server_input_channel_open(int type, u_int32_t seq, struct ssh *ssh)
(r = sshpkt_get_u32(ssh, &rwindow)) != 0 ||
(r = sshpkt_get_u32(ssh, &rmaxpack)) != 0)
sshpkt_fatal(ssh, r, "%s: parse packet", __func__);
- debug("%s: ctype %s rchan %u win %u max %u", __func__,
+ debug_f("ctype %s rchan %u win %u max %u",
ctype, rchan, rwindow, rmaxpack);
if (strcmp(ctype, "session") == 0) {
@@ -699,7 +695,7 @@ server_input_channel_open(int type, u_int32_t seq, struct ssh *ssh)
c = server_request_tun(ssh);
}
if (c != NULL) {
- debug("%s: confirm %s", __func__, ctype);
+ debug_f("confirm %s", ctype);
c->remote_id = rchan;
c->have_remote_id = 1;
c->remote_window = rwindow;
@@ -716,7 +712,7 @@ server_input_channel_open(int type, u_int32_t seq, struct ssh *ssh)
}
}
} else {
- debug("%s: failure %s", __func__, ctype);
+ debug_f("failure %s", ctype);
if ((r = sshpkt_start(ssh, SSH2_MSG_CHANNEL_OPEN_FAILURE)) != 0 ||
(r = sshpkt_put_u32(ssh, rchan)) != 0 ||
(r = sshpkt_put_u32(ssh, reason)) != 0 ||
@@ -743,7 +739,7 @@ server_input_hostkeys_prove(struct ssh *ssh, struct sshbuf **respp)
size_t blen, slen;
if ((resp = sshbuf_new()) == NULL || (sigbuf = sshbuf_new()) == NULL)
- fatal("%s: sshbuf_new", __func__);
+ fatal_f("sshbuf_new");
kexsigtype = sshkey_type_plain(
sshkey_type_from_name(ssh->kex->hostkey_alg));
@@ -752,8 +748,7 @@ server_input_hostkeys_prove(struct ssh *ssh, struct sshbuf **respp)
key = NULL;
if ((r = sshpkt_get_string_direct(ssh, &blob, &blen)) != 0 ||
(r = sshkey_from_blob(blob, blen, &key)) != 0) {
- error("%s: couldn't parse key: %s",
- __func__, ssh_err(r));
+ error_fr(r, "parse key");
goto out;
}
/*
@@ -761,8 +756,7 @@ server_input_hostkeys_prove(struct ssh *ssh, struct sshbuf **respp)
* before attempting to sign anything with it.
*/
if ((ndx = ssh->kex->host_key_index(key, 1, ssh)) == -1) {
- error("%s: unknown host %s key",
- __func__, sshkey_type(key));
+ error_f("unknown host %s key", sshkey_type(key));
goto out;
}
/*
@@ -771,7 +765,7 @@ server_input_hostkeys_prove(struct ssh *ssh, struct sshbuf **respp)
*/
if ((key_prv = get_hostkey_by_index(ndx)) == NULL &&
(key_pub = get_hostkey_public_by_index(ndx, ssh)) == NULL) {
- error("%s: can't retrieve hostkey %d", __func__, ndx);
+ error_f("can't retrieve hostkey %d", ndx);
goto out;
}
sshbuf_reset(sigbuf);
@@ -792,8 +786,7 @@ server_input_hostkeys_prove(struct ssh *ssh, struct sshbuf **respp)
sshbuf_ptr(sigbuf), sshbuf_len(sigbuf),
use_kexsigtype ? ssh->kex->hostkey_alg : NULL)) != 0 ||
(r = sshbuf_put_string(resp, sig, slen)) != 0) {
- error("%s: couldn't prepare signature: %s",
- __func__, ssh_err(r));
+ error_fr(r, "assemble signature");
goto out;
}
}
@@ -822,19 +815,19 @@ server_input_global_request(int type, u_int32_t seq, struct ssh *ssh)
memset(&fwd, 0, sizeof(fwd));
if (pw == NULL || !the_authctxt->valid)
- fatal("%s: no/invalid user", __func__);
+ fatal_f("no/invalid user");
if ((r = sshpkt_get_cstring(ssh, &rtype, NULL)) != 0 ||
(r = sshpkt_get_u8(ssh, &want_reply)) != 0)
sshpkt_fatal(ssh, r, "%s: parse packet", __func__);
- debug("%s: rtype %s want_reply %d", __func__, rtype, want_reply);
+ debug_f("rtype %s want_reply %d", rtype, want_reply);
/* -R style forwarding */
if (strcmp(rtype, "tcpip-forward") == 0) {
if ((r = sshpkt_get_cstring(ssh, &fwd.listen_host, NULL)) != 0 ||
(r = sshpkt_get_u32(ssh, &port)) != 0)
sshpkt_fatal(ssh, r, "%s: parse tcpip-forward", __func__);
- debug("%s: tcpip-forward listen %s port %u", __func__,
+ debug_f("tcpip-forward listen %s port %u",
fwd.listen_host, port);
if (port <= INT_MAX)
fwd.listen_port = (int)port;
@@ -854,16 +847,16 @@ server_input_global_request(int type, u_int32_t seq, struct ssh *ssh)
&allocated_listen_port, &options.fwd_opts);
}
if ((resp = sshbuf_new()) == NULL)
- fatal("%s: sshbuf_new", __func__);
+ fatal_f("sshbuf_new");
if (allocated_listen_port != 0 &&
(r = sshbuf_put_u32(resp, allocated_listen_port)) != 0)
- fatal("%s: sshbuf_put_u32: %s", __func__, ssh_err(r));
+ fatal_fr(r, "sshbuf_put_u32");
} else if (strcmp(rtype, "cancel-tcpip-forward") == 0) {
if ((r = sshpkt_get_cstring(ssh, &fwd.listen_host, NULL)) != 0 ||
(r = sshpkt_get_u32(ssh, &port)) != 0)
sshpkt_fatal(ssh, r, "%s: parse cancel-tcpip-forward", __func__);
- debug("%s: cancel-tcpip-forward addr %s port %d", __func__,
+ debug_f("cancel-tcpip-forward addr %s port %d",
fwd.listen_host, port);
if (port <= INT_MAX) {
fwd.listen_port = (int)port;
@@ -872,7 +865,7 @@ server_input_global_request(int type, u_int32_t seq, struct ssh *ssh)
} else if (strcmp(rtype, "streamlocal-forward@openssh.com") == 0) {
if ((r = sshpkt_get_cstring(ssh, &fwd.listen_path, NULL)) != 0)
sshpkt_fatal(ssh, r, "%s: parse streamlocal-forward@openssh.com", __func__);
- debug("%s: streamlocal-forward listen path %s", __func__,
+ debug_f("streamlocal-forward listen path %s",
fwd.listen_path);
/* check permissions */
@@ -891,7 +884,7 @@ server_input_global_request(int type, u_int32_t seq, struct ssh *ssh)
} else if (strcmp(rtype, "cancel-streamlocal-forward@openssh.com") == 0) {
if ((r = sshpkt_get_cstring(ssh, &fwd.listen_path, NULL)) != 0)
sshpkt_fatal(ssh, r, "%s: parse cancel-streamlocal-forward@openssh.com", __func__);
- debug("%s: cancel-streamlocal-forward path %s", __func__,
+ debug_f("cancel-streamlocal-forward path %s",
fwd.listen_path);
success = channel_cancel_rport_listener(ssh, &fwd);
@@ -947,8 +940,7 @@ server_input_channel_req(int type, u_int32_t seq, struct ssh *ssh)
success = session_input_channel_req(ssh, c, rtype);
if (want_reply && !(c->flags & CHAN_CLOSE_SENT)) {
if (!c->have_remote_id)
- fatal("%s: channel %d: no remote_id",
- __func__, c->self);
+ fatal_f("channel %d: no remote_id", c->self);
if ((r = sshpkt_start(ssh, success ?
SSH2_MSG_CHANNEL_SUCCESS : SSH2_MSG_CHANNEL_FAILURE)) != 0 ||
(r = sshpkt_put_u32(ssh, c->remote_id)) != 0 ||