Shell Programming and Scripting

bash-2.05$ A=`cat /etc/group |awk -F':' '{if ($1$3$4 == "tech111t7594as,t7656r0,t1653bk,t7161ps,t2399mt,t0055kb,t6990hp,t8112ra,t7121s1,t4269ct,t1450sl,t0752ps,t3008at,t2634cz,t7705sa,t5409jj,t1922dk,t4666vd,t9330sp,t4084a0,t8737dj,t9315gr,t5182jb,t5183r1,t5107jp,t4958cw,t3778n0,t0096pg,t1917sm,t5442sk,t5441ss,t1921yv,t6043pp,t6899bs,t6206dm,t6109sg,t5193gg,t1920pb,t1194mi,t6240pk,t0230pk,t5570kn,t5194rj,t4349sv,t4687ac,t6392ar,t6202rs,t1705aj,t1707rd,t1704lt,t2669sd,t3701ys,t8751ar,t4302kd,t4337rs,t3497rl,t2147am,t0054pd,t8780r2,t8779ab,t1449d0,t7219jc,t6227tr,t0467jk,t9649ri,t9452bj,t9921vk,t3434em,t0894s0,t6255bk,t6844bb,t5237sm,t7988s1,t7708hp,t1919jb,t2483eb,t1563dr,t6658pb,t9669sk,t9585cs,t5079ad,t2380lr,t6019r0,t2889r1,t0484tn,t5194m0,t9993ra,t5277gl,t0022uc,t0015vd,t9256rl,t2885rt,t2884wr,t3543ba,t2421tl,t0856mm,t2468m0,t1354gf,t3430sy,t2378kk,t1917r0,t1815vm,t0121ng,t0023pb,t7220ds,t9466br,t0047dw,t0272sk" ) print $1}'|sort|uniq`
awk: string too long near line 1
awk: syntax error near line 1
awk: illegal statement near line 1

A=$(awk -F: '$1$3 == "tech111" {print $NF}')

bash-3.00$ A=`cat /etc/group|awk -F: '{if ($1$3 == "secur138"){print $NF}}'|sort|uniq`
bash-3.00$ echo $A
t9330sp,t0096pg,t6899bs,t2483eb,t1563dr,t6658pb t9330sp,t0096pg,t6899bs,t2483eb,t1563dr,t6658pb,smadmn,sysweb,root

bash-3.00$  cat /etc/group|awk -F: '{if ($1$3 == "secur138"){print $NF}}'
t9330sp,t0096pg,t6899bs,t2483eb,t1563dr,t6658pb
t9330sp,t0096pg,t6899bs,t2483eb,t1563dr,t6658pb,smadmn,sysweb,root

Host etcGroup DUP:

cat /etc/group | awk -F':' '{print $1$3}'|sort|uniq


Userlist:

A=`cat /etc/group|awk -F: '{if ($1$3 == "@@Host etcGroup.DUP@@") {print $NF}}'|sort|uniq`

B=`echo $A|wc -w`

if [ $B = 0 ]
then
echo NULL
else
count=`echo $A| nawk -F, {'print NF'}`
i=1
while [ $i -le $count ]
do
str[$i]=`echo $A| cut -d, -f${i}`
echo "${str[$i]}"
i=`expr $i + 1`
done
fi