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From f1634250587479d664b34b6de1a6546b2c2b9de5 Mon Sep 17 00:00:00 2001
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From: Florian Festi <ffesti@redhat.com>
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Date: Mon, 18 Jan 2021 15:02:34 +0100
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Subject: [PATCH] rpm2archive: Add more error handling
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Cleanly error out if file can't be written instead of segfaulting
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Resolves: #1091
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---
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rpm2archive.c | 17 ++++++++++++-----
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1 file changed, 12 insertions(+), 5 deletions(-)
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diff --git a/rpm2archive.c b/rpm2archive.c
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index 646f1663d..15c5da016 100644
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--- a/rpm2archive.c
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+++ b/rpm2archive.c
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@@ -119,9 +119,14 @@ static int process_package(rpmts ts, char * filename)
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/* create archive */
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a = archive_write_new();
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- archive_write_add_filter_gzip(a);
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- archive_write_set_format_pax_restricted(a);
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-
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+ if (archive_write_add_filter_gzip(a) != ARCHIVE_OK) {
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+ fprintf(stderr, "Error: Could not create gzip output filter\n");
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+ exit(EXIT_FAILURE);
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+ }
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+ if (archive_write_set_format_pax_restricted(a) != ARCHIVE_OK) {
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+ fprintf(stderr, "Error: Format pax restricted is not supported\n");
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+ exit(EXIT_FAILURE);
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+ }
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if (!strcmp(filename, "-")) {
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if (isatty(STDOUT_FILENO)) {
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fprintf(stderr, "Error: refusing to output archive data to a terminal.\n");
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@@ -130,9 +135,11 @@ static int process_package(rpmts ts, char * filename)
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archive_write_open_fd(a, STDOUT_FILENO);
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} else {
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char * outname = rstrscat(NULL, filename, ".tgz", NULL);
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- archive_write_open_filename(a, outname);
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+ if (archive_write_open_filename(a, outname) != ARCHIVE_OK) {
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+ fprintf(stderr, "Error: Can't open output file: %s\n", outname);
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+ exit(EXIT_FAILURE);
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+ }
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_free(outname);
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- // XXX error handling
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}
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entry = archive_entry_new();
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--
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2.38.1
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