#include "builtin.h"
#include "cache.h"
#include "pack.h"
+#include "pack-revindex.h"
+#include "parse-options.h"
-static int verify_one_pack(const char *path, int verbose)
+#define MAX_CHAIN 50
+
+#define VERIFY_PACK_VERBOSE 01
+#define VERIFY_PACK_STAT_ONLY 02
+
+static void show_pack_info(struct packed_git *p, unsigned int flags)
+{
+ uint32_t nr_objects, i;
+ int cnt;
+ int stat_only = flags & VERIFY_PACK_STAT_ONLY;
+ unsigned long chain_histogram[MAX_CHAIN+1], baseobjects;
+
+ nr_objects = p->num_objects;
+ memset(chain_histogram, 0, sizeof(chain_histogram));
+ baseobjects = 0;
+
+ for (i = 0; i < nr_objects; i++) {
+ const unsigned char *sha1;
+ unsigned char base_sha1[20];
+ const char *type;
+ unsigned long size;
+ unsigned long store_size;
+ off_t offset;
+ unsigned int delta_chain_length;
+
+ sha1 = nth_packed_object_sha1(p, i);
+ if (!sha1)
+ die("internal error pack-check nth-packed-object");
+ offset = nth_packed_object_offset(p, i);
+ type = packed_object_info_detail(p, offset, &size, &store_size,
+ &delta_chain_length,
+ base_sha1);
+ if (!stat_only)
+ printf("%s ", sha1_to_hex(sha1));
+ if (!delta_chain_length) {
+ if (!stat_only)
+ printf("%-6s %lu %lu %"PRIuMAX"\n",
+ type, size, store_size, (uintmax_t)offset);
+ baseobjects++;
+ }
+ else {
+ if (!stat_only)
+ printf("%-6s %lu %lu %"PRIuMAX" %u %s\n",
+ type, size, store_size, (uintmax_t)offset,
+ delta_chain_length, sha1_to_hex(base_sha1));
+ if (delta_chain_length <= MAX_CHAIN)
+ chain_histogram[delta_chain_length]++;
+ else
+ chain_histogram[0]++;
+ }
+ }
+
+ if (baseobjects)
+ printf("non delta: %lu object%s\n",
+ baseobjects, baseobjects > 1 ? "s" : "");
+
+ for (cnt = 1; cnt <= MAX_CHAIN; cnt++) {
+ if (!chain_histogram[cnt])
+ continue;
+ printf("chain length = %d: %lu object%s\n", cnt,
+ chain_histogram[cnt],
+ chain_histogram[cnt] > 1 ? "s" : "");
+ }
+ if (chain_histogram[0])
+ printf("chain length > %d: %lu object%s\n", MAX_CHAIN,
+ chain_histogram[0],
+ chain_histogram[0] > 1 ? "s" : "");
+}
+
+static int verify_one_pack(const char *path, unsigned int flags)
{
char arg[PATH_MAX];
int len;
+ int verbose = flags & VERIFY_PACK_VERBOSE;
+ int stat_only = flags & VERIFY_PACK_STAT_ONLY;
struct packed_git *pack;
int err;
return error("packfile %s not found.", arg);
install_packed_git(pack);
- err = verify_pack(pack, verbose);
+
+ if (!stat_only)
+ err = verify_pack(pack);
+ else
+ err = open_pack_index(pack);
+
+ if (verbose || stat_only) {
+ if (err)
+ printf("%s: bad\n", pack->pack_name);
+ else {
+ show_pack_info(pack, flags);
+ if (!stat_only)
+ printf("%s: ok\n", pack->pack_name);
+ }
+ }
return err;
}
-static const char verify_pack_usage[] = "git-verify-pack [-v] <pack>...";
+static const char * const verify_pack_usage[] = {
+ "git verify-pack [-v|--verbose] [-s|--stat-only] <pack>...",
+ NULL
+};
int cmd_verify_pack(int argc, const char **argv, const char *prefix)
{
int err = 0;
- int verbose = 0;
- int no_more_options = 0;
- int nothing_done = 1;
-
- git_config(git_default_config);
- while (1 < argc) {
- if (!no_more_options && argv[1][0] == '-') {
- if (!strcmp("-v", argv[1]))
- verbose = 1;
- else if (!strcmp("--", argv[1]))
- no_more_options = 1;
- else
- usage(verify_pack_usage);
- }
- else {
- if (verify_one_pack(argv[1], verbose))
- err = 1;
- nothing_done = 0;
- }
- argc--; argv++;
- }
+ unsigned int flags = 0;
+ int i;
+ const struct option verify_pack_options[] = {
+ OPT_BIT('v', "verbose", &flags, "verbose",
+ VERIFY_PACK_VERBOSE),
+ OPT_BIT('s', "stat-only", &flags, "show statistics only",
+ VERIFY_PACK_STAT_ONLY),
+ OPT_END()
+ };
- if (nothing_done)
- usage(verify_pack_usage);
+ git_config(git_default_config, NULL);
+ argc = parse_options(argc, argv, prefix, verify_pack_options,
+ verify_pack_usage, 0);
+ if (argc < 1)
+ usage_with_options(verify_pack_usage, verify_pack_options);
+ for (i = 0; i < argc; i++) {
+ if (verify_one_pack(argv[i], flags))
+ err = 1;
+ discard_revindex();
+ }
return err;
}