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VIRTCFG.CMD
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OS/2 REXX Batch file
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1997-07-24
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17KB
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437 lines
/* */
virtcfg:
CHECKIT=0 /* Change this to 0 if you want to enable REMOTE configuration by SUPERUSERS */
/* background color */
USECOLOR='2dd52f'
/* ---------------- DO NOT MODIFY BELOW THIS LINE ------------------ */
parse arg ddir,tempfile,sel,list,verb,uri,user,basedir,workdir,privset,enmadd,transaction,verbose
if verb="" then do
say " This SRE-Filter add-on is NOT meant to be run from the command line."
say " It can be invoked by using CONFIGUR.HTM "
exit
end /* Do */
list=translate(list, ' ', '+'||'090a0d'x) /* Whitespace, etc. */
who2=extract('CLIENTADDR')
saddr2=extract('SERVERADDR')
NO_REM=VALUE('SREF_NO_REMOTE_CONFIG',,'OS2ENVIRONMENT')
select
when checkit=1 | no_rem>0 then do
/* only if user = serveraddress !!! */
if who2<>saddr2 | no_rem=2 then do
call lineout tempfile, '<!doctype html public "-//IETF//DTD HTML 3.0//EN">'
call lineout tempfile, "<html><head><title>SRE-Filter remote configurator disabled </title>"
call lineout tempfile, '</head><body bgcolor="#'||usecolor||'">'
call lineout tempfile,' <strong> Action not allowed remotely.</strong> <pre>'
call lineout tempfile,' </body> </html> '
call lineout tempfile
'FILE ERASE TYPE text/html NAME' tempfile
return 'VIRTCFG: action not allowed remotely. '
end
end
otherwise do
if wordpos('SUPERUSER',privset)=0 then do
'RESPONSE HTTP/1.0 401 Unauthorized ' /* Set HTTP response line */
'header add WWW-Authenticate: Basic Realm=<CONFIGURE>' /* challenge */
call lineout tempfile, '<!doctype html public "-//IETF//DTD HTML 3.0//EN">'
call lineout tempfile, "<html><head><title>Not authorized </title>"
call lineout tempfile, '</head><body bgcolor="#'||usecolor||'">'
call lineout tempfile,' <strong> You do not have configuration rights.</strong> <pre>'
if who2=saddr2 then
call lineout tempfile,'<br> <Em> You may want to edit VIRTCFG.CMD </em> '
call lineout tempfile,' </body> </html> '
call lineout tempfile
iia=dosdir(tempfile,'s')
'FILE ERASE TYPE text/html NAME' tempfile
return '401 'iia ' VIRTCFG: not permitted to configure. '
end
end
end
list=strip(list)
select
when upper(list)='TODO=SHOW' | upper(list)='TODO=SHOW_HEADER' then
signal doshow
when upper(list)='TODO=SET' then
signal doset
otherwise
signal dochange
end /* select */
/* jump here to show values */
doshow:
virtualfile=value(enmadd||'VIRTUAL_FILE',,'os2environment')
call lineout tempfile, '<!doctype html public "-//IETF//DTD HTML 3.0//EN">'
call lineout tempfile, "<html><head><title>SRE-Filter: Virtual Directories </title>"
call lineout tempfile, '</head><body bgcolor="#'||usecolor||'">'
aa=sref_fileread(virtualfile,'lins',,'E')
call lineout tempfile, "<h1> SRE-Filter: Virtual Directories </h1> <p>"
if upper(list)='TODO=SHOW' then
call lineout tempfile, "<h2> List of "header" comments </h2> <pre> <blockquote>"
else
call lineout tempfile, "<h2> Description of virtual directories </h2> <pre> <blockquote>"
/* show "header comments" */
iat=0
do until iat >= lins.0
iat=iat+1
if abbrev(strip(lins.iat),';') then do
foo=strip(lins.iat) ;foo=strip(foo,'l',';')
call lineout tempfile, foo
end /* Do */
else do
leave
end
end /* do -- iat is the first non header comment line */
call lineout tempfile, '</blockquote></pre> '
/* view descriptive header only? */
if upper(list)='TODO=SHOW_HEADER' then do
call lineout tempfile,' <hr> </body></html>'
call lineout tempfile
'file erase type text/html name ' tempfile
return ' done '
end /* Do */
/* read in usernames, etc */
nusers=0
call lineout tempfile, ' <hr> <h2> List of virtual directories </h2> '
call lineout tempfile,' Notes: <ul> '
call lineout tempfile,' <li> Virtual directories are stored in: ' virtualfile
call lineout tempfile,' <li> <em>Comments are in italics </em> '
call lineout tempfile, ' <li> Entries with no <strong>host nickname</strong> apply to all requests '
call lineout tempfile, ' <li> Valid keywords for limitation list are: <b> !CGI-BIN !UPLOAD !ADDONS !HTML </B>'
call lineout tempfile, ' <li> For remote (<code>http://</code>) directories, you can add '
call lineout tempfile, ' a user:pwd (to be sent as a request header). This must follow the limitation list and be preceded by a comma </ul> <br> '
call lineout tempfile,' <table border=1> <th> Host Nickname </th>'
call lineout tempfile,' <th> Candidate SEL (abbreviation) </th>'
call lineout tempfile,' <th> Fully qualified directory (or remote directory) </th> '
call lineout tempfile,' <th> Allow subdirectories <br> & <code> limitation list , user:pwd </code> </th><tr>'
do mm=iat to lins.0
if lins.mm=' ' then iterate
if abbrev(strip(lins.mm),';') then do
call lineout tempfile,'<td colspan=4> <code> </code> <em>' strip(strip(lins.mm),'l',';') '</em></td> <tr> '
end
else do
if pos('// ',lins.mm)>0 then
parse var lins.mm hostname '//' candurl targdir limlist
else do
hostname=' .. '
parse var lins.mm candurl targdir limlist
end /* Do */
subdirok='NO'
if right(strip(targdir),1)='*' then do
targdir=delstr(targdir,length(targdir))
subdirok='YES'
end
call lineout tempfile,'<td> <STRONG> 'hostname '</STRONG> </td>'
call lineout tempfile,'<td> <STRONG> ' candurl '</STRONG> </td>'
call lineout tempfile,'<td> <STRONG> 'targdir '</STRONG> </td>'
call lineout tempfile,' <td> <strong> ' subdirok '</strong> <br> '
call lineout tempfile,' <code> ' limlist '</code> </td> <tr> '
end /* do */
end
call lineout tempfile,' </table>'
call lineout tempfile,' <hr> Thanks for checking </body></html>'
call lineout tempfile
foo=sref_expire_response(0.05,dosdir(tempfile))
'file erase type text/html name ' tempfile
return ' done '
/* jump here if "set values" chosen */
doset:
virtualfile=value(enmadd||'virtual_FILE',,'os2environment')
aa=sref_fileread(virtualfile,'lins',,'E')
call lineout tempfile, '<!doctype html public "-//IETF//DTD HTML 3.0//EN">'
call lineout tempfile, "<html><head><title>SRE-Filter: modify virtual directorires </title>"
call lineout tempfile, '</head><body bgcolor="#'||usecolor||'">'
/* ignore header stuff */
iat=0
do until iat >= lins.0
iat=iat+1
if abbrev(strip(lins.iat),';') | lins.iat=' ' then iterate
leave
end /* do -- iat is the first non header comment line */
call lineout tempfile, "<h1> SRE-Filter: modify <A NAME="top">virtual</A> directories </h1> <p>"
call lineout tempfile,' <blockquote> You can modify, remove, or add virtual directories'
call lineout tempfile,' <br><em> Questions? <A HREF="#notes">The notes might help.</A> </em> </blockquote> '
call lineout tempfile,' <h2> Modify or remove current virtual directories </h2>'
call lineout tempfile,'<FORM ACTION="/virtcfg" METHOD="POST">'
call lineout tempfile,' <table border=1> <th> Host Nickname <br> (see below for a <br>listing of <A href="#hosts">current hosts</A>) </th>'
call lineout tempfile,' <th> Candidate SEL abbreviation <br> (set to blank to delete the entry)</th>'
call lineout tempfile,' <th> Local or remote directory </th> '
call lineout tempfile,' <th> Allow subdirectories; <br> and optional limtation_list , user:pwd? </th><tr>'
nhidden=0 ; mm=0
do mm0=iat to lins.0
alin=translate(lins.mm0,' ','1a000d0a'x)
mm=mm+1
if abbrev(strip(alin),';')=1 | alin=' ' then do
nhidden=nhidden+1
hiddens.nhidden='<INPUT TYPE="HIDDEN" name="COMMENT.'||mm||'" value="'||alin||'" >'
iterate
end
/* non comment */
if pos('// ',alin)>0 then
parse var alin hostname '//' candurl absdir limlist
else do
hostname=' '
parse var alin candurl absdir limlist
end /* Do */
candurl=strip(candurl)
subdirok=0
if right(strip(absdir),1)='*' then do
absdir=delstr(absdir,length(absdir))
subdirok=1
end
call lineout tempfile,'<td> <EM>Host nickname:</EM> <br> <INPUT TYPE="text" NAME="hostname.'||mm||'"'
call lineout tempfile,'value="'hostname'" SIZE=8 MAXLENGTH=15> </td> '
call lineout tempfile,'<td> <EM>Candidate:</EM> <br> <INPUT TYPE="text" NAME="candurl.'||mm||'"'
call lineout tempfile,'value="'candurl'" SIZE=18 MAXLENGTH=55> </td> '
call lineout tempfile,'<td> <EM>Target:</EM> <br> <INPUT TYPE="text" NAME="absdir.'||mm||'"'
call lineout tempfile,'value="'absdir'" SIZE=18 MAXLENGTH=55> </td> '
call lineout tempfile,' <td> <INPUT TYPE=CHECKBOX NAME="subdirok.'mm||'" '
if subdirok=1 then
call lineout tempfile,' CHECKED >Sub directories ok? <br> '
else
call lineout tempfile,' > Sub directories ok? <br> '
call lineout tempfile,' <br>'
call lineout tempfile,'<br> <EM>Limitation_list , user:pwd:</EM> <br> <INPUT TYPE="text" NAME="limlist.'||mm||'"'
call lineout tempfile,'value="'limlist'" SIZE=12 MAXLENGTH=35> </td> '
if mm0<lins.0 then do
call lineout tempfile,'<tr>' ; call lineout tempfile,' '
end
end
call lineout tempfilem,' '
/* --- allow user to enter a few new names */
call lineout tempfile,' </table> <p> <h2> Add virtual directories </h2> <table border=1>'
mm0=mm
do mm=mm0+1 to mm0+3
call lineout tempfile,'<td> <EM>Host nickname:</EM> <br> <INPUT TYPE="text" NAME="hostname.'||mm||'"'
call lineout tempfile,'value=" " SIZE=8 MAXLENGTH=15> </td> '
call lineout tempfile,'<td> <EM>Candidate SEL:</EM> <br> <INPUT TYPE="text" NAME="candurl.'||mm||'"'
call lineout tempfile,'value=" " SIZE=18 MAXLENGTH=55> </td> '
call lineout tempfile,'<td> <EM>Fully qualified directory:</EM> <br> <INPUT TYPE="text" NAME="absdir.'||mm||'"'
call lineout tempfile,'value=" " SIZE=18 MAXLENGTH=55> </td> '
call lineout tempfile,' <td> <INPUT TYPE=CHECKBOX NAME="subdirok.'mm||'"> Sub directories ok? '
call lineout tempfile,'<br> <EM>Optional limitation_list , user:pwd :</EM> <br> <INPUT TYPE="text" NAME="limlist.'||mm||'"'
call lineout tempfile,'value=" " SIZE=14 MAXLENGTH=35> </td> '
if mm<mm0+3 then call lineout tempfile,' <tr> '
end
call lineout tempfile,'</table> <p>'
/* ----- add comments information */
do jj=1 to nhidden
call lineout tempfile,hiddens.jj
end /* do */
call lineout tempfile,' <input type="hidden" name="entries" value="'||mm||'">'
call lineout tempfile,' <input type="submit"> <input type="reset"> </form> '
call lineout tempfile,' <hr> <h3> <A NAME="notes">Notes </A></h3> <ul> <li> Virtual directories are stored in: 'virtualfile
call lineout tempfile,' <li> If a <em>candidate SEL</em> is an abbreviation for a <em>request selector</em>, '
call lineout tempfile,' <br> the associated <em>fully qualified directory </em> is used.'
call lineout tempfile,' <li> The <em>optional </em> limitation_list can contain any of the following: <b> !HTML !ADDONS !CGI-BIN !UPLOAD </b>'
call lineout tempfile,' <li> To specify a "remote" directory (on another server), use a fully specified (http://...) URL '
call lineout tempfile,' as the <em>fully qualified directory </em> '
call lineout tempfile,' <br> The <em>optional</em> user:pwd can contain a user:pwd (i.e.; JOE:MONSTER). This is <u>only</u> '
call lineout tempfile,' used with remote virtual directories. It must follow the limitation list and be preceded by a comma.'
call lineout tempfile,' <li> Do you want to view a more complete description of '
call lineout tempfile,' <a href="/virtcfg?TODO=SHOW_HEADER"> virtual directories </a>?'
call lineout tempfile,' <li> To add more then 3 new virtual directories, just rerun this several times, <br> or edit ' virtualfile
call lineout tempfile,' <li> <em>Comments are NOT displayed </em> <li> Case is ignored '
call lineout tempfile,' <li> Selecting <em>subdirectories ok </em> permits access to the subtree under the <em>fully qualified directory </em>'
call lineout tempfile, ' <li> Entries with no <strong>host nickname</strong> will apply to all requests</ul> <br>'
call lineout tempfile,' <h3> A list of the <A NAME="hosts">current hosts</A> </h3> <blockquote> '
ii=value(enmadd||'HOSTS.0',,'os2environment')
if ii>0 then do
call lineout tempfile,' <table> <th> IP address </th> <th> Host Nickname </th> <th> Data Directory </th> <tr> '
do ll=1 to ii
wow=value(enmadd||'HOSTS.'||ll,,'os2environment')
parse var wow ip ',' hn ',' hdir
call lineout tempfile,' <td> ' ip '</td> <td> ' hn ' </td> <td> ' hdir '</td> <tr> '
end /* do */
call lineout tempfile,' </table> </blockquote>'
end
else do
call lineout tempfile,' No HOSTS have been defined </blockquote>'
end
call lineout tempfile,' <p> <A HREF="#top">Return to the top of this form.</A>'
call lineout tempfile,'</body></html>'
call lineout tempfile
foo=sref_expire_response(0.05,dosdir(tempfile))
'file erase type text/html name ' tempfile
return ' done '
/******************** jump here to recrod changes */
dochange:
parse upper var list foo 'ENTRIES=' nentries '&' .
do ii1=1 to nentries
fillme.ii1.0=0
end /* do */
do until list=""
parse var list aa '&' list
parse upper var aa avar '.' aind '=' aval
aval=packur(aval)
if abbrev(avar,'ENTRIES=')=1 then iterate
wow=fillme.aind.0+1
fillme.aind.0=wow
fillme.aind.wow.var=avar ; fillme.aind.wow.val=aval
select
when avar="COMMENT" then do
fillme.aind.type='COMMENT'
parse var aa foo '=' aval
fillme.aind.wow.val=packur(aval)
end
when avar="CANDURL" then fillme.aind.type='URL'
otherwise nop
end
end /* do */
virtualfile=value(enmadd||'virtual_FILE',,'os2environment')
aa=sref_fileread(virtualfile,'lins',,'E')
/* pull "header comments" */
iat=0
do until iat >= lins.0
iat=iat+1
if abbrev(strip(lins.iat),';') then do
newlines.iat=lins.iat
end /* Do */
else do
leave
end
end /* do -- iat is the first non header comment line */
iat=iat-1
do uu=1 to nentries
select
when fillme.uu.type='COMMENT' then do
iat=iat+1
newlines.iat=fillme.uu.1.val
end
when fillme.uu.type='URL' then do
candurl=' ' ; absdir=' ' ; hostname=' ';subdirok=' ';limlist=" "
do uu2=1 to fillme.uu.0
chk1=fillme.uu.uu2.var
vvv=fillme.uu.uu2.val
select
when chk1='CANDURL' then candurl=vvv
when chk1='ABSDIR' then absdir=vvv
when chk1='HOSTNAME' then hostname=vvv
when chk1="LIMLIST" then limlist=vvv
when chk1='SUBDIROK' then subdirok='*'
otherwise nop
end
end
if candurl<>' ' then do
iat=iat+1
newlines.iat=''
if hostname<>' ' then
newlines.iat=hostname||'// '
if subdirok='*' then do
if pos('HTTP:',upper(absdir))>0 then
absdir=strip(absdir,'t','/')||'/'
else
absdir=strip(absdir,'t','\')||'\'
end
newlines.iat=newlines.iat||candurl' ' absdir||subdirok||' '||limlist
end
end
otherwise do
nop
end /* Do */
end /* select over type */
end /* do over entries */
/* save to virtualfile.. but rename access_file first */
foo=lastpos('.',virtualfile)
if foo=0 then
acf1=virtualfile||'.'
else
acf1=left(virtualfile,foo)
do hi=1 to 999
try1=acf1||hi
if stream(acf1||hi,'c','query exists')='' then leave
end /* do */
foo=dosrename(virtualfile,try1)
newlines.0=iat
foo=filewrite(virtualfile,newlines,'R')
call lineout tempfile, '<!doctype html public "-//IETF//DTD HTML 3.0//EN">'
call lineout tempfile, "<html><head><titLE> SRE-Filter: Changed the virtual directories</title>"
call lineout tempfile, '</head><body bgcolor="#'||usecolor||'">'
call lineout tempfile,' <h2>The virtual directories have been changed </h2>'
call lineout tempfile,' The list of virtual directories has been saved to: ' virtualfile
call lineout tempfile,' <p> The old version of 'virtualfile' has been moved to ' try1
call lineout tempfile,' </body> </html> '
call lineout tempfile
foo=value('SREF_REDO',1,'os2environment')
'FILE ERASE TYPE text/html NAME' tempfile
return 'done change '