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exa-iblinkinfo.sh
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exa-iblinkinfo.sh
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#!/bin/bash
# Fred Denis -- July 2019 -- http://unknowndba.blogspot.com -- [email protected]
#
# Show a nice table of what is plugged from/to IB switches from the iblinkinfo command
# Need to be launched as root as iblinkinfo needs root privileges
#
# The current script version is still in DEV
#
# History :
#
# 201907?? - Fred Denis - Initial release
#
#
iblinkinfo --switches-only -l |\
awk 'BEGIN\
{ FS = "\"" ;
# Some colors
COLOR_BEGIN = "\033[1;" ;
COLOR_END = "\033[m" ;
RED = "31m" ;
GREEN = "32m" ;
YELLOW = "33m" ;
BLUE = "34m" ;
TEAL = "36m" ;
WHITE = "37m" ;
NORMAL = "0m" ;
BACK_LIGHTBLUE = "104m" ;
RED_BACKGROUND = "41m" ;
# Columns size
COL_HOST = 8 ;
COL_PORT = 8 ;
}
#
# A function to center the outputs with colors
#
function center( str, n, color, sep)
{ right = int((n - length(str)) / 2) ;
left = n - length(str) - right ;
return sprintf(COLOR_BEGIN color "%" left "s%s%" right "s" COLOR_END sep, "", str, "" ) ;
}
#
# A function that just print a "---" white line
#
function print_a_line(size)
{
if ( ! size)
{ size = COL_DB+COL_VER+(COL_NODE*n)+COL_TYPE+n+3 ;
}
printf("%s", COLOR_BEGIN WHITE) ;
for (k=1; k<=size; k++) {printf("%s", "-");} ;
printf("%s", COLOR_END"\n") ;
}
{ # Cleaned the data from the output
split ($2, a, " ") ;
ip = a[length(a)] ; # IP switch
name = a[length(a)-1] ; # IB name
if (length(name) > COL_HOST)
{ COL_HOST = length(name) ; # Column size
}
sub(/\/ */, "/", $3) ;
split ($3, a, " ") ;
switches[name] = id ;
id = a[1] ; # Switch ID
port = a[2] ; # Port
sub(/\[/, "", port) ;
if ($3 ~ /Down/)
{ idk1 = "" ;
idk2 = "" ;
} else {
idk1 = a[length(a)-2] ;
idk2 = a[length(a)-1] ;
sub(/\[/, "", idk2) ;
}
sub(")==>.*$", "", $3) ;
split($3, a, " ") ;
status = a[length(a)] ; # Status
sub("SUN DCS 36P QDR ", "", $4) ;
split ($4, a, " ") ;
to = a[1] ; # Connected to
sub(/\..*$/, "", to) ; # Remove the domain
info[id,port] = ip"|"name"|"id"|"port"|"status"|"to"|"idk1"|"idk2 ;
} END\
{ # Header
nb = asorti(switches, switches_sorted) ;
printf("\n") ;
printf("%s", center("Port", COL_PORT, WHITE, "|")) ;
COL_SWITCH = COL_HOST+COL_PORT+3 ;
for (i=1; i<=nb; i++)
{
switch_id = switches[switches_sorted[i]] ;
switch_name = switches_sorted[i] ;
split(info[switch_id,1], a, "|") ;
printf("%s", center(a[2]" ("switch_id")", COL_SWITCH, WHITE, "|"));
}
printf("\n") ;
print_a_line(COL_PORT*(nb+1)+COL_HOST*nb+nb*4) ;
for (j=1; j<=36; j++) # Switches have 36 ports
{
for (i=1; i<=nb; i++)
{
switch_id = switches[switches_sorted[i]] ;
switch_name = switches_sorted[i] ;
split(info[switch_id,j], a, "|") ;
COLOR = NORMAL ;
if (a[5] ~ /Active/)
{ COLOR = GREEN ;
}
if (i == 1) # Print the port
{ printf("%s", center(a[4], COL_PORT, WHITE, "|"));
}
if (a[7] != "")
{ idk = "("a[7]"/"a[8]")" ;
} else {
idk = "" ;
}
printf(COLOR_BEGIN COLOR " %-"COL_HOST"s " COLOR_END, a[6] );
printf(COLOR_BEGIN COLOR "%-"COL_PORT"s" COLOR_END " |", idk );
}
printf("\n") ;
}
print_a_line(COL_PORT*(nb+1)+COL_HOST*nb+nb*4) ;
printf("\n") ;
}
'
#********************************************************************************#
#* E N D O F S O U R C E *#
#********************************************************************************#