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| author | Russ Cox <rsc@swtch.com> | 2007-10-12 12:56:57 -0400 |
|---|---|---|
| committer | Russ Cox <rsc@swtch.com> | 2007-10-12 12:56:57 -0400 |
| commit | 151b86a03703255445a2165f714e914032f6c4a8 (patch) | |
| tree | 51f268a91a3bca9f432ac632b8b0f0582019a5fd | |
| parent | 9b25329723e3284db7b060bbb301a139b8f2ace1 (diff) | |
| download | plan9port-151b86a03703255445a2165f714e914032f6c4a8.tar.gz plan9port-151b86a03703255445a2165f714e914032f6c4a8.tar.bz2 plan9port-151b86a03703255445a2165f714e914032f6c4a8.zip | |
srv: add -n flag to reject auth by clients
| -rw-r--r-- | man/man4/srv.4 | 10 | ||||
| -rw-r--r-- | src/cmd/srv.c | 12 |
2 files changed, 17 insertions, 5 deletions
diff --git a/man/man4/srv.4 b/man/man4/srv.4 index 5c5c80a0..ccd0f034 100644 --- a/man/man4/srv.4 +++ b/man/man4/srv.4 @@ -4,7 +4,7 @@ srv, 9fs \- start network file service .SH SYNOPSIS .B srv [ -.B -a +.B -an ] [ .B -k @@ -37,6 +37,14 @@ to post a pre-authenticated connection to the file system (by default, the empty string; see .IR attach (9p)). +.PP +The +.B -n +option causes +.I srv +to reject authentication attempts by clients, +useful if the remote server is known not to require authentication. +.PP .I Srv authenticates over the 9P connection to establish a valid auth fid. .IR Keypattern , diff --git a/src/cmd/srv.c b/src/cmd/srv.c index f6704fc2..e89b85eb 100644 --- a/src/cmd/srv.c +++ b/src/cmd/srv.c @@ -41,6 +41,9 @@ threadmain(int argc, char **argv) case 'a': doauth = 1; break; + case 'n': + doauth = -1; + break; case 'k': keypattern = EARGF(usage()); break; @@ -55,7 +58,7 @@ threadmain(int argc, char **argv) if((fd = dial(addr, nil, nil, nil)) < 0) sysfatal("dial %s: %r", addr); - if(doauth) + if(doauth > 0) xauth(); if(argc == 2) @@ -216,7 +219,7 @@ post9pservice(int fd, char *name) dup(fd, 1); for(i=3; i<20; i++) close(i); - if(doauth) + if(doauth > 0) execlp("9pserve", "9pserve", "-u", "-M", smprint("%d", msize), @@ -224,8 +227,9 @@ post9pservice(int fd, char *name) aname, smprint("%d", afid), s, (char*)0); - else - execlp("9pserve", "9pserve", "-u", s, (char*)0); + else + execlp("9pserve", "9pserve", + doauth < 0 ? "-nu" : "-u", s, (char*)0); fprint(2, "exec 9pserve: %r\n"); _exits("exec"); default: |