From 90155b72ccd38d51415f12547e39c4d65c469fe1 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Thu, 29 Apr 2021 09:46:19 +0000
Subject: lei import: support UIDVALIDITY in IMAP URL

Specifying a UIDVALIDITY value allows the user to enforce
a strict match and force failure.  This necessitated changes
to NetReader to allow die() and make error reporting more
suitable for CLI usage rather than daemonized usage of -watch.
---
 lib/PublicInbox/LeiInput.pm  | 10 +++++++++-
 lib/PublicInbox/NetReader.pm |  7 +++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/PublicInbox/LeiInput.pm b/lib/PublicInbox/LeiInput.pm
index ce675f40..277ad88d 100644
--- a/lib/PublicInbox/LeiInput.pm
+++ b/lib/PublicInbox/LeiInput.pm
@@ -293,6 +293,7 @@ $input is `eml', not --in-format=$in_fmt
 		$lei->err("# --sync is not supported for: @{$sync->{no}}");
 	}
 	if ($net) {
+		$net->{-can_die} = 1;
 		if (my $err = $net->errors) {
 			return $lei->fail($err);
 		}
@@ -306,10 +307,17 @@ $input is `eml', not --in-format=$in_fmt
 
 sub process_inputs {
 	my ($self) = @_;
+	my $err;
 	for my $input (@{$self->{inputs}}) {
-		$self->input_path_url($input);
+		eval { $self->input_path_url($input) };
+		next unless $@;
+		$err = "$input: $@";
+		last;
 	}
+	# always commit first, even on error partial work is acceptable for
+	# lei <import|tag|convert>
 	my $wait = $self->{lei}->{sto}->ipc_do('done') if $self->{lei}->{sto};
+	$self->{lei}->fail($err) if $err;
 }
 
 sub input_only_atfork_child {
diff --git a/lib/PublicInbox/NetReader.pm b/lib/PublicInbox/NetReader.pm
index 81d25ead..3fc37b10 100644
--- a/lib/PublicInbox/NetReader.pm
+++ b/lib/PublicInbox/NetReader.pm
@@ -407,6 +407,11 @@ sub _imap_fetch_all ($$$) {
 		return "E: $orig_uri cannot get UIDVALIDITY";
 	$r_uidnext //= $mic->uidnext($mbx) //
 		return "E: $orig_uri cannot get UIDNEXT";
+	my $expect = $orig_uri->uidvalidity // $r_uidval;
+	return <<EOF if $expect != $r_uidval;
+E: $orig_uri UIDVALIDITY mismatch (got $r_uidval)
+EOF
+
 	my $uri = $orig_uri->clone;
 	my ($itrk, $l_uid, $l_uidval) = _itrk_last($self, $uri, $r_uidval);
 	return <<EOF if $l_uidval != $r_uidval;
@@ -520,6 +525,7 @@ sub imap_each {
 	} else {
 		$err = "E: <$uri> not connected: $!";
 	}
+	die $err if $err && $self->{-can_die};
 	warn $err if $err;
 	$mic;
 }
@@ -620,6 +626,7 @@ sub nntp_each {
 	} else {
 		$err = "E: <$uri> not connected: $!";
 	}
+	die $err if $err && $self->{-can_die};
 	warn $err if $err;
 	$nn;
 }
-- 
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