Ports: Remove dns and getpw pledges for the OpenSSH client

These are not valid flags for SerenityOS.

Ports/openssh/patches/pledge_sigaction.patch → Ports/openssh/patches/pledge.patch

@@ -1,4 +1,4 @@
-f524cc245e63092372d78c3d80959b589aeebcc2 Add missing sigaction pledges
+f524cc245e63092372d78c3d80959b589aeebcc2 Add missing sigaction pledges and remove dns
 diff --git a/clientloop.c b/clientloop.c
 index da396c72..3ff4ea89 100644
 --- a/clientloop.c
@@ -8,35 +8,56 @@ index da396c72..3ff4ea89 100644
  !option_clear_or_none(options.control_path)) {
  debug("pledge: id");
 - if (pledge("stdio rpath wpath cpath unix inet dns recvfd sendfd proc exec id tty",
-+ if (pledge("stdio rpath wpath cpath unix inet dns recvfd sendfd proc exec id tty sigaction",
++ if (pledge("stdio rpath wpath cpath unix inet recvfd sendfd proc exec id tty sigaction",
  NULL) == -1)
  fatal("%s pledge(): %s", __func__, strerror(errno));
 
  } else if (options.forward_x11 || options.permit_local_command) {
  debug("pledge: exec");
 - if (pledge("stdio rpath wpath cpath unix inet dns proc exec tty",
-+ if (pledge("stdio rpath wpath cpath unix inet dns proc exec tty sigaction",
++ if (pledge("stdio rpath wpath cpath unix inet proc exec tty sigaction",
  NULL) == -1)
  fatal("%s pledge(): %s", __func__, strerror(errno));
 
  } else if (options.update_hostkeys) {
  debug("pledge: filesystem full");
 - if (pledge("stdio rpath wpath cpath unix inet dns proc tty",
-+ if (pledge("stdio rpath wpath cpath unix inet dns proc tty sigaction",
++ if (pledge("stdio rpath wpath cpath unix inet proc tty sigaction",
  NULL) == -1)
  fatal("%s pledge(): %s", __func__, strerror(errno));
 
  } else if (!option_clear_or_none(options.proxy_command) ||
  fork_after_authentication_flag) {
  debug("pledge: proc");
 - if (pledge("stdio cpath unix inet dns proc tty", NULL) == -1)
-+ if (pledge("stdio cpath unix inet dns proc tty sigaction", NULL) == -1)
++ if (pledge("stdio cpath unix inet proc tty sigaction", NULL) == -1)
  fatal("%s pledge(): %s", __func__, strerror(errno));
 
  } else {
  debug("pledge: network");
 - if (pledge("stdio unix inet dns proc tty", NULL) == -1)
-+ if (pledge("stdio unix inet dns proc tty sigaction", NULL) == -1)
++ if (pledge("stdio unix inet proc tty sigaction", NULL) == -1)
  fatal("%s pledge(): %s", __func__, strerror(errno));
  }
 
+diff -Naur openssh-portable-9ca7e9c861775dd6c6312bc8aaab687403d24676/ssh-keysign.c openssh-portable-9ca7e9c861775dd6c6312bc8aaab687403d24676.serenity/ssh-keysign.c
+--- openssh-portable-9ca7e9c861775dd6c6312bc8aaab687403d24676/ssh-keysign.c 2020-05-27 02:38:00.000000000 +0200
++++ openssh-portable-9ca7e9c861775dd6c6312bc8aaab687403d24676.serenity/ssh-keysign.c 2021-05-18 00:09:01.831610440 +0200
+@@ -173,7 +173,7 @@
+ char *host, *fp;
+ size_t slen, dlen;
+
+- if (pledge("stdio rpath getpw dns id", NULL) != 0)
++ if (pledge("stdio rpath id", NULL) != 0)
+ fatal("%s: pledge: %s", __progname, strerror(errno));
+
+ /* Ensure that stdin and stdout are connected */
+@@ -237,7 +237,7 @@
+ if (!found)
+ fatal("no hostkey found");
+
+- if (pledge("stdio dns", NULL) != 0)
++ if (pledge("stdio", NULL) != 0)
+ fatal("%s: pledge: %s", __progname, strerror(errno));
+
+ if ((b = sshbuf_new()) == NULL)