Re: authentication failure

On 01/06/2014 02:42 PM, Tom Lane wrote:
> Jayadevan M <maymala(dot)jayadevan(at)gmail(dot)com> writes:
>> I am able to login as postgres with password from the same machine. So it
>> is not an expiry issue (as you too concluded). Output from strace is about
>> 500 lines. I am pasting what I feel may be relevant. I hope this will be
>> useful.
> Well, this is pretty interesting:
>
>> open("/dev/tty", O_RDONLY) = 3
>> open("/dev/tty", O_WRONLY|O_CREAT|O_TRUNC, 0666) = 4
>> ioctl(3, SNDCTL_TMR_TIMEBASE or TCGETS, 0x7fffc631e550) = -1 ENOTTY
>> (Inappropriate ioctl for device)
>> ioctl(3, SNDCTL_TMR_CONTINUE or TCSETSF, {B0 -opost -isig icanon -echo
>> ...}) = -1 ENOTTY (Inappropriate ioctl for device)
>> fstat(4, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
>> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
>> 0x7fb252e41000
>> write(4, "Password: ", 10) = 10
>> fstat(3, {st_mode=S_IFREG|0644, st_size=10, ...}) = 0
>> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
>> 0x7fb252e40000
>> read(3, "Password: ", 4096) = 10
>> read(3, "", 4096) = 0
>> read(3, "", 4096) = 0
>> ioctl(3, SNDCTL_TMR_CONTINUE or TCSETSF, {B0 -opost -isig icanon -echo
>> ...}) = -1 ENOTTY (Inappropriate ioctl for device)
>> write(4, "\n", 1) = 1
>> close(3) = 0
>> munmap(0x7fb252e40000, 4096) = 0
>> close(4) = 0
> It *is* prompting for a password, or so it thinks. Apparently /dev/tty
> is connected to the bit bucket in your environment?
>
> regards, tom lane
>
>
I've been bit where foreground colour == background colour.

rjs