wip, DEBUGGING

[cgi-auth-flexible.git] / cgi-auth-hybrid.pm

diff --git a/cgi-auth-hybrid.pm b/cgi-auth-hybrid.pm
index f22083a94b3714fa3b0d16baac0278eb13075144..4f74cded4fe0e89a99f258640757b1cc4f03e000 100644 (file)
--- a/cgi-auth-hybrid.pm
+++ b/cgi-auth-hybrid.pm
@@ -39,6 +39,7 @@ our @EXPORT_OK;
 use DBI;
 use CGI;
 use Locale::gettext;
+use URI;
 
 #---------- public utilities ----------
 
@@ -56,16 +57,17 @@ sub flatten_params ($) {
 #---------- default callbacks ----------
 
 sub has_a_param ($$) {
-    my ($c,$r,$cn) = @_;
+    my ($r,$cn) = @_;
     foreach my $pn (@{ $r->{S}{$cn} }) {
-       return 1 if $r->_cm('get_param',$pn);
+       return 1 if $r->_ch('get_param',$pn);
     }
     return 0;
 }
 
-sub get_params ($$) {
-    my ($c,$r) = @_;
+sub get_params ($) {
+    my ($r) = @_;
     my %p;
+    my $c = $r->{Cgi};
     foreach my $name ($c->param()) {
        $p{$name} = [ $c->param($name) ];
     }
@@ -204,19 +206,22 @@ sub _dbopen ($) {
     my $u = umask 077;
     $dbh = DBI->connect($dsn, $v->{S}{assocdb_user}, 
                         $v->{S}{assocdb_password}, { 
-                            AutoCommit => 0, RaiseError => 1,
+                            AutoCommit => 0,
+                            RaiseError => 1,
+                            ShowErrorStatement => 1,
                         });
     die "$dsn $! ?" unless $dbh;
     $v->{Dbh} = $dbh;
 
-    $dbh->do("BEGIN");
-
     eval {
-       $dbh->do("CREATE TABLE $v->{S}{assocdb_table} (".
-                " associdh VARCHAR PRIMARY KEY,".
-                 " username VARCHAR,".
-                " last INTEGER NOT NULL".
-                ")");
+       $v->_db_transaction(sub {
+            local ($dbh->{PrintError}) = 0;
+           $dbh->do("CREATE TABLE $v->{S}{assocdb_table} (".
+                    " associd VARCHAR PRIMARY KEY,".
+                    " username VARCHAR,".
+                    " last INTEGER NOT NULL".
+                    ")");
+        });
     };
     return $dbh;
 }
@@ -228,6 +233,39 @@ sub disconnect ($) {
     $dbh->disconnect();
 }
 
+sub _db_transaction ($$) {
+    my ($v, $fn) = @_;
+    my $retries = 10;
+    my $rv;
+    my $dbh = $v->{Dbh};
+#print STDERR "DT entry\n";
+    for (;;) {
+#print STDERR "DT loop\n";
+       if (!eval {
+           $rv = $fn->();
+#print STDERR "DT fn ok\n";
+           1;
+       }) {
+#print STDERR "DT fn error\n";
+           { local ($@); $dbh->rollback(); }
+#print STDERR "DT fn throwing\n";
+           die $@;
+       }
+#print STDERR "DT fn eval ok\n";
+       if (eval {
+           $dbh->commit();
+print STDERR "DT commit ok\n";
+           1;
+       }) {
+print STDERR "DT commit eval ok\n";
+           return $rv;
+       }
+print STDERR "DT commit throw?\n";
+       die $@ if !--$retries;
+print STDERR "DT loop again\n";
+    }
+}
+
 #---------- request object methods ----------
 
 sub new_request {
@@ -263,12 +301,16 @@ sub _print ($$) { my ($r, @t) = @_; return $r->_ch('print', join '', @t); }
 
 sub construct_cookie ($$$) {
     my ($r, $cookv) = @_;
-    return $r->{Cgi}->cookie(-name => $r->{S}{cookie_name},
+    return undef unless $cookv;
+    my $c = $r->{Cgi};
+    my $cookt = $c->cookie(-name => $r->{S}{cookie_name},
                              -value => $cookv,
                              -path => $r->{S}{cookie_path},
                              -domain => $r->_ch('get_cookie_domain'),
                              -expires => '+'.$r->{S}{login_timeout}.'s',
                              -secure => $r->{S}{encrypted_only});
+print STDERR "CC $r $c $cookv $cookt\n";
+    return $cookt;
 }
 
 # pages/param-sets are
@@ -550,16 +592,8 @@ sub check_divert ($) {
         return $r->{Divert};
     }
     my $dbh = $r->{Dbh};
-    $dbh->do("BEGIN");
-    if (!eval {
-        $divert = $r->_check_divert_core();
-        1;
-    }) {
-        $dbh->do("ABORT");
-        die $@;
-    }
-    $r->{Divert} = $divert;
-    $dbh->do("COMMIT");
+    $r->{Divert} = $r->_db_transaction(sub { $r->_check_divert_core(); });
+    $dbh->commit();
     return $divert;
 }
 
@@ -587,7 +621,7 @@ sub check_ok ($) {
     my ($r) = @_;
 
     my ($divert) = $r->check_divert();
-    return 1 if $divert;
+    return 1 if !$divert;
 
     my $handled = $r->_ch('handle_divert',$divert);
     return 0 if $handled;
@@ -653,9 +687,14 @@ sub _fresh_cookie ($) {
     return $r->_random($bytes);
 }
 
-sub check_mutate ($) {
+sub _assert_checked ($) {
     my ($r) = @_;
     die "unchecked" unless exists $r->{Divert};
+}
+
+sub check_mutate ($) {
+    my ($r) = @_;
+    $r->_assert_checked();
     die if $r->{Divert};
     my $meth = $r->_ch('get_method');
     die "mutating non-POST" if $meth ne 'POST';
@@ -665,7 +704,7 @@ sub check_mutate ($) {
 
 sub secret_val ($) {
     my ($r) = @_;
-    $r->check();
+    $r->_assert_checked();
     return defined $r->{Assoc} ? $r->{Assoc} : '';
 }
 
@@ -677,7 +716,10 @@ sub secret_hidden_html ($) {
 
 sub secret_cookie ($) {
     my ($r) = @_;
-    return $r->construct_cookie($r->secret_val());
+print STDERR "SC\n";
+    my $cookv = $r->construct_cookie($r->secret_val()); 
+print STDERR "SC=$cookv\n";
+    return $cookv;
 }
 
 __END__