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@@ -0,0 +1,393 @@
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+ From a2c959085250d186c54130b78af076095c3d3cd3 Mon Sep 17 00:00:00 2001
|
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+ From: chantra <chantr4@gmail.com>
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+ Date: Tue, 15 Feb 2022 09:11:33 -0800
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+ Subject: [PATCH 23/30] [rpm2extents] Improve logging
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+
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+ ```
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+ $ ls -l tests/data/RPMS/hello-2.0-1.x86_64.rpm
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+ -rw-r--r--. 1 chantra chantra 9915 Jan 19 09:10 tests/data/RPMS/hello-2.0-1.x86_64.rpm
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+ $ cp tests/data/RPMS/hello-2.0-1.x86_64.rpm ~/trunc-hello-2.0-1.x86_64.rpm
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+ $ truncate -s 9000 ~/trunc-hello-2.0-1.x86_64.rpm
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+ $ ls -l ~/trunc-hello-2.0-1.x86_64.rpm
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+ -rw-r--r--. 1 chantra chantra 9000 Feb 15 09:13 /home/chantra/trunc-hello-2.0-1.x86_64.rpm
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+ $ cat ~/trunc-hello-2.0-1.x86_64.rpm| ./rpm2extents SHA256 > /dev/null
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+ error: rpmfiArchiveReadToFile failed while extracting "/usr/bin/hello" with RC -32784: cpio: read failed - Illegal seek
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+ error: Package processor failed: -32784
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+ error: Unable to write input length 9000: 32, Broken pipe
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+ error: Failed to write digests: 32, Broken pipe
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+ error: Validator failed with RC 2
|
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+ ```
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+ Before:
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+ ```
|
| |
+ $ cat ~/trunc-hello-2.0-1.x86_64.rpm| ./rpm2extents SHA256 > /dev/null
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+ rpmfiArchiveReadToFile failed with -32784
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+ Validator failed
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+ Unable to write input length 9000
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+ Failed to write digestsValidator failed
|
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+ ```
|
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+ ---
|
| |
+ rpm2extents.c | 120 ++++++++++++++++++++++++++++++--------------------
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+ 1 file changed, 72 insertions(+), 48 deletions(-)
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+
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+ diff --git a/rpm2extents.c b/rpm2extents.c
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+ index a326e3857..e1a19fedb 100644
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+ --- a/rpm2extents.c
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+ +++ b/rpm2extents.c
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+ @@ -84,13 +84,15 @@ static int FDWriteDigests(
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+
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+ len = sizeof(fdilength);
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+ if (Fwrite(&fdilength, len, 1, fdo) != len) {
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+ - fprintf(stderr, _("Unable to write input length %zd\n"), fdilength);
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+ + rpmlog(RPMLOG_ERR, _("Unable to write input length %zd: %d, %s\n"),
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+ + fdilength, errno, strerror(errno));
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+ goto exit;
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+ }
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+ len = sizeof(algos_len);
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+ if (Fwrite(&algos_len, len, 1, fdo) != len) {
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+ algo_digest_len = (uint32_t)filedigest_len;
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+ - fprintf(stderr, _("Unable to write number of digests\n"));
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+ + rpmlog(RPMLOG_ERR, _("Unable to write number of digests: %d, %s\n"),
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+ + errno, strerror(errno));
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+ goto exit;
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+ }
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+ for (algo = 0; algo < algos_len; algo++) {
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+ @@ -102,24 +104,28 @@ static int FDWriteDigests(
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+
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+ len = sizeof(algo_name_len);
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+ if (Fwrite(&algo_name_len, len, 1, fdo) != len) {
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+ - fprintf(stderr,
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+ - _("Unable to write digest algo name length\n"));
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+ + rpmlog(RPMLOG_ERR,
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+ + _("Unable to write digest algo name length: %d, %s\n"),
|
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+ + errno, strerror(errno));
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+ goto exit;
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+ }
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| |
+ len = sizeof(algo_digest_len);
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+ if (Fwrite(&algo_digest_len, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr,
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+ - _("Unable to write number of bytes for digest\n"));
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+ + rpmlog(RPMLOG_ERR,
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+ + _("Unable to write number of bytes for digest: %d, %s\n"),
|
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+ + errno, strerror(errno));
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+ goto exit;
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+ }
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+ if (Fwrite(algo_name, algo_name_len, 1, fdo) != algo_name_len) {
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+ - fprintf(stderr, _("Unable to write digest algo name\n"));
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+ + rpmlog(RPMLOG_ERR, _("Unable to write digest algo name: %d, %s\n"),
|
| |
+ + errno, strerror(errno));
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+ goto exit;
|
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+ }
|
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+ if (Fwrite(filedigest, algo_digest_len, 1, fdo ) != algo_digest_len) {
|
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+ - fprintf(stderr,
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+ - _("Unable to write digest value %u, %zu\n"),
|
| |
+ - algo_digest_len, filedigest_len);
|
| |
+ + rpmlog(RPMLOG_ERR,
|
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+ + _("Unable to write digest value %u, %zu: %d, %s\n"),
|
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+ + algo_digest_len, filedigest_len,
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+ + errno, strerror(errno));
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ }
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+ @@ -133,22 +139,29 @@ static rpmRC FDWriteSignaturesValidation(FD_t fdo, int rpmvsrc, char *msg) {
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+ rpmRC rc = RPMRC_FAIL;
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+
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| |
+ if(rpmvsrc){
|
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+ - fprintf(stderr, _("Error verifying package signatures\n"));
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+ + rpmlog(RPMLOG_WARNING,
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+ + _("Error verifying package signatures:\n%s\n"), msg);
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| |
+ }
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| |
+
|
| |
+ len = sizeof(rpmvsrc);
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| |
+ if (Fwrite(&rpmvsrc, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write signature verification RC code %d\n"), rpmvsrc);
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| |
+ + rpmlog(RPMLOG_ERR,
|
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+ + _("Unable to write signature verification RC code %d: %d, %s\n"),
|
| |
+ + rpmvsrc, errno, strerror(errno));
|
| |
+ goto exit;
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| |
+ }
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| |
+ size_t content_len = msg ? strlen(msg) : 0;
|
| |
+ len = sizeof(content_len);
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+ if (Fwrite(&content_len, len, 1, fdo) != len) {
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| |
+ - fprintf(stderr, _("Unable to write signature verification output length %zd\n"), content_len);
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+ + rpmlog(RPMLOG_ERR,
|
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+ + _("Unable to write signature verification output length %zd: %d, %s\n"),
|
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+ + content_len, errno, strerror(errno));
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| |
+ goto exit;
|
| |
+ }
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| |
+ if (Fwrite(msg, content_len, 1, fdo) != content_len) {
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| |
+ - fprintf(stderr, _("Unable to write signature verification output %s\n"), msg);
|
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+ + rpmlog(RPMLOG_ERR,
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+ + _("Unable to write signature verification output %s: %d, %s\n"),
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| |
+ + msg, errno, strerror(errno));
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+ goto exit;
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+ }
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+
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+ @@ -174,12 +187,16 @@ static rpmRC validator(FD_t fdi, FD_t digesto, FD_t sigo,
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+
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+ // Write result of digest computation
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+ if(FDWriteDigests(fdi, digesto, algos, algos_len) != RPMRC_OK) {
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+ - fprintf(stderr, _("Failed to write digests"));
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+ + rpmlog(RPMLOG_ERR, _("Failed to write digests: %d, %s\n"),
|
| |
+ + errno, strerror(errno));
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| |
+ goto exit;
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| |
+ }
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| |
+
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| |
+ // Write result of signature validation.
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| |
+ if(FDWriteSignaturesValidation(sigo, rpmvsrc, msg)) {
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| |
+ + rpmlog(RPMLOG_ERR,
|
| |
+ + _("Failed to write signature verification result: %d, %s\n"),
|
| |
+ + errno, strerror(errno));
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| |
+ goto exit;
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| |
+ }
|
| |
+ rc = RPMRC_OK;
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| |
+ @@ -226,24 +243,24 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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| |
+ fdo = fdDup(STDOUT_FILENO);
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| |
+
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| |
+ if (rpmReadPackageRaw(fdi, &sigh, &h)) {
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| |
+ - fprintf(stderr, _("Error reading package\n"));
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| |
+ + rpmlog(RPMLOG_ERR, _("Error reading package\n"));
|
| |
+ exit(EXIT_FAILURE);
|
| |
+ }
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| |
+
|
| |
+ if (rpmLeadWrite(fdo, h))
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| |
+ {
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| |
+ - fprintf(stderr, _("Unable to write package lead: %s\n"),
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| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write package lead: %s\n"),
|
| |
+ Fstrerror(fdo));
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| |
+ exit(EXIT_FAILURE);
|
| |
+ }
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| |
+
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| |
+ if (rpmWriteSignature(fdo, sigh)) {
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| |
+ - fprintf(stderr, _("Unable to write signature: %s\n"), Fstrerror(fdo));
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| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write signature: %s\n"), Fstrerror(fdo));
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+ exit(EXIT_FAILURE);
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| |
+ }
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+
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+ if (headerWrite(fdo, h, HEADER_MAGIC_YES)) {
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+ - fprintf(stderr, _("Unable to write headers: %s\n"), Fstrerror(fdo));
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+ + rpmlog(RPMLOG_ERR, _("Unable to write headers: %s\n"), Fstrerror(fdo));
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+ exit(EXIT_FAILURE);
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+ }
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+
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+ @@ -257,7 +274,7 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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+ free(rpmio_flags);
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+
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+ if (gzdi == NULL) {
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+ - fprintf(stderr, _("cannot re-open payload: %s\n"), Fstrerror(gzdi));
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+ + rpmlog(RPMLOG_ERR, _("cannot re-open payload: %s\n"), Fstrerror(gzdi));
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+ exit(EXIT_FAILURE);
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+ }
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+
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+ @@ -300,7 +317,7 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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+ }
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+ pad = pad_to(pos, fundamental_block_size);
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+ if (Fwrite(zeros, sizeof(char), pad, fdo) != pad) {
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+ - fprintf(stderr, _("Unable to write padding\n"));
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+ + rpmlog(RPMLOG_ERR, _("Unable to write padding\n"));
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+ rc = RPMRC_FAIL;
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+ goto exit;
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+ }
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+ @@ -313,7 +330,12 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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+ size = rpmfiFSize(fi);
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+ rc = rpmfiArchiveReadToFile(fi, fdo, 0);
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+ if (rc != RPMRC_OK) {
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+ - fprintf(stderr, _("rpmfiArchiveReadToFile failed with %d\n"), rc);
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+ + char *errstr = rpmfileStrerror(rc);
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+ + rpmlog(RPMLOG_ERR,
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+ + _("rpmfiArchiveReadToFile failed while extracting "\
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+ + "\"%s\" with RC %d: %s\n"),
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| |
+ + rpmfiFN(fi), rc, errstr);
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+ + free(errstr);
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+ goto exit;
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| |
+ }
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+ pos += size;
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+ @@ -326,7 +348,7 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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+ validation_pos = pos;
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+ ssize_t validation_len = ufdCopy(validationi, fdo);
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+ if (validation_len == -1) {
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| |
+ - fprintf(stderr, _("validation output ufdCopy failed\n"));
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| |
+ + rpmlog(RPMLOG_ERR, _("validation output ufdCopy failed\n"));
|
| |
+ rc = RPMRC_FAIL;
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+ goto exit;
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| |
+ }
|
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+ @@ -335,25 +357,25 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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+
|
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+ len = sizeof(offset_ix);
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+ if (Fwrite(&offset_ix, len, 1, fdo) != len) {
|
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+ - fprintf(stderr, _("Unable to write length of table\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write length of table\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ len = sizeof(diglen);
|
| |
+ if (Fwrite(&diglen, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write length of digest\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write length of digest\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ len = sizeof(rpm_loff_t);
|
| |
+ for (int x = 0; x < offset_ix; x++) {
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| |
+ if (Fwrite(offsets[x].digest, diglen, 1, fdo) != diglen) {
|
| |
+ - fprintf(stderr, _("Unable to write digest\n"));
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| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write digest\n"));
|
| |
+ rc = RPMRC_FAIL;
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+ goto exit;
|
| |
+ }
|
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+ if (Fwrite(&offsets[x].pos, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write offset\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write offset\n"));
|
| |
+ rc = RPMRC_FAIL;
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+ goto exit;
|
| |
+ }
|
| |
+ @@ -365,7 +387,7 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
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| |
+
|
| |
+ ssize_t digest_len = ufdCopy(digestori, fdo);
|
| |
+ if (digest_len == -1) {
|
| |
+ - fprintf(stderr, _("digest table ufdCopy failed\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("digest table ufdCopy failed\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ @@ -378,30 +400,30 @@ static rpmRC process_package(FD_t fdi, FD_t digestori, FD_t validationi)
|
| |
+ pad = pad_to((validation_pos + validation_len + 2 * sizeof(rpm_loff_t) +
|
| |
+ sizeof(uint64_t)), fundamental_block_size);
|
| |
+ if (Fwrite(zeros, sizeof(char), pad, fdo) != pad) {
|
| |
+ - fprintf(stderr, _("Unable to write final padding\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write final padding\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ zeros = _free(zeros);
|
| |
+ if (Fwrite(&validation_pos, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write offset of validation output\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write offset of validation output\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ if (Fwrite(&digest_table_pos, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write offset of digest table\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write offset of digest table\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ if (Fwrite(&digest_pos, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write offset of validation table\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write offset of validation table\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ extents_magic_t magic = EXTENTS_MAGIC;
|
| |
+ len = sizeof(magic);
|
| |
+ if (Fwrite(&magic, len, 1, fdo) != len) {
|
| |
+ - fprintf(stderr, _("Unable to write magic\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Unable to write magic\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ goto exit;
|
| |
+ }
|
| |
+ @@ -426,7 +448,9 @@ static off_t ufdTee(FD_t sfd, FD_t *fds, int len)
|
| |
+ for(int i=0; i < len; i++) {
|
| |
+ wrbytes = Fwrite(buf, sizeof(buf[0]), rdbytes, fds[i]);
|
| |
+ if (wrbytes != rdbytes) {
|
| |
+ - fprintf(stderr, "Error wriing to FD %d: %s\n", i, Fstrerror(fds[i]));
|
| |
+ + rpmlog(RPMLOG_ERR,
|
| |
+ + _("Error wriing to FD %d: %s\n"),
|
| |
+ + i, Fstrerror(fds[i]));
|
| |
+ total = -1;
|
| |
+ break;
|
| |
+ }
|
| |
+ @@ -460,22 +484,22 @@ static rpmRC teeRpm(FD_t fdi, uint8_t algos[], uint32_t algos_len) {
|
| |
+ FD_t fds[2];
|
| |
+
|
| |
+ if (pipe(processorpipefd) == -1) {
|
| |
+ - fprintf(stderr, _("Processor pipe failure\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Processor pipe failure\n"));
|
| |
+ return RPMRC_FAIL;
|
| |
+ }
|
| |
+
|
| |
+ if (pipe(validatorpipefd) == -1) {
|
| |
+ - fprintf(stderr, _("Validator pipe failure\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Validator pipe failure\n"));
|
| |
+ return RPMRC_FAIL;
|
| |
+ }
|
| |
+
|
| |
+ if (pipe(meta_digestpipefd) == -1) {
|
| |
+ - fprintf(stderr, _("Meta digest pipe failure\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Meta digest pipe failure\n"));
|
| |
+ return RPMRC_FAIL;
|
| |
+ }
|
| |
+
|
| |
+ if (pipe(meta_rpmsignpipefd) == -1) {
|
| |
+ - fprintf(stderr, _("Meta rpm signature pipe failure\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Meta rpm signature pipe failure\n"));
|
| |
+ return RPMRC_FAIL;
|
| |
+ }
|
| |
+
|
| |
+ @@ -494,7 +518,7 @@ static rpmRC teeRpm(FD_t fdi, uint8_t algos[], uint32_t algos_len) {
|
| |
+ close(meta_rpmsignpipefd[1]);
|
| |
+ rc = validator(fdi, digesto, sigo, algos, algos_len);
|
| |
+ if(rc != RPMRC_OK) {
|
| |
+ - fprintf(stderr, _("Validator failed\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Validator failed with RC %d\n"), rc);
|
| |
+ }
|
| |
+ Fclose(fdi);
|
| |
+ Fclose(digesto);
|
| |
+ @@ -522,7 +546,7 @@ static rpmRC teeRpm(FD_t fdi, uint8_t algos[], uint32_t algos_len) {
|
| |
+
|
| |
+ rc = process_package(fdi, digestori, sigi);
|
| |
+ if(rc != RPMRC_OK) {
|
| |
+ - fprintf(stderr, _("Validator failed\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Package processor failed: %d\n"), rc);
|
| |
+ }
|
| |
+ Fclose(digestori);
|
| |
+ Fclose(sigi);
|
| |
+ @@ -552,19 +576,19 @@ static rpmRC teeRpm(FD_t fdi, uint8_t algos[], uint32_t algos_len) {
|
| |
+ rc = RPMRC_OK;
|
| |
+ offt = ufdTee(fdi, fds, 2);
|
| |
+ if(offt == -1){
|
| |
+ - fprintf(stderr, _("Failed to tee RPM\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("Failed to tee RPM\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ }
|
| |
+ Fclose(fds[0]);
|
| |
+ Fclose(fds[1]);
|
| |
+ w = waitpid(cpids[0], &wstatus, 0);
|
| |
+ if (w == -1) {
|
| |
+ - fprintf(stderr, _("waitpid cpids[0] failed\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("waitpid cpids[0] failed\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ }
|
| |
+ w = waitpid(cpids[1], &wstatus, 0);
|
| |
+ if (w == -1) {
|
| |
+ - fprintf(stderr, _("waitpid cpids[1] failed\n"));
|
| |
+ + rpmlog(RPMLOG_ERR, _("waitpid cpids[1] failed\n"));
|
| |
+ rc = RPMRC_FAIL;
|
| |
+ }
|
| |
+ }
|
| |
+ @@ -585,8 +609,8 @@ int main(int argc, char *argv[]) {
|
| |
+ poptSetOtherOptionHelp(optCon, "[OPTIONS]* <DIGESTALGO>");
|
| |
+
|
| |
+ if (poptPeekArg(optCon) == NULL) {
|
| |
+ - fprintf(stderr,
|
| |
+ - _("Need at least one DIGESTALGO parameter, e.g. 'SHA256'\n"));
|
| |
+ + rpmlog(RPMLOG_ERR,
|
| |
+ + _("Need at least one DIGESTALGO parameter, e.g. 'SHA256'\n"));
|
| |
+ poptPrintUsage(optCon, stderr, 0);
|
| |
+ exit(EXIT_FAILURE);
|
| |
+ }
|
| |
+ @@ -598,9 +622,9 @@ int main(int argc, char *argv[]) {
|
| |
+ for (int x = 0; x < nb_algos; x++) {
|
| |
+ if (pgpStringVal(PGPVAL_HASHALGO, args[x], &algos[x]) != 0)
|
| |
+ {
|
| |
+ - fprintf(stderr,
|
| |
+ - _("Unable to resolve '%s' as a digest algorithm, exiting\n"),
|
| |
+ - args[x]);
|
| |
+ + rpmlog(RPMLOG_ERR,
|
| |
+ + _("Unable to resolve '%s' as a digest algorithm, exiting\n"),
|
| |
+ + args[x]);
|
| |
+ exit(EXIT_FAILURE);
|
| |
+ }
|
| |
+ }
|
| |
+ --
|
| |
+ 2.35.1
|
| |
+
|
| |