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Update detection needs still to be done.
This commit is contained in:
Andreas Schneider 2008-04-28 16:50:25 +02:00
parent fac0ba914f
commit 2ea310ab54
1 changed files with 72 additions and 9 deletions
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81
src/csync_update.c
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@ -29,8 +29,11 @@
#include "c_lib.h" #include "c_lib.h"
#include "c_jhash.h" #include "c_jhash.h"
#include "csync_update.h"
#include "csync_private.h"
#include "csync_exclude.h" #include "csync_exclude.h"
#include "csync_update.h"
#include "vio/csync_vio.h" #include "vio/csync_vio.h"
#define CSYNC_LOG_CATEGORY_NAME "csync.updater" #define CSYNC_LOG_CATEGORY_NAME "csync.updater"
@ -38,24 +41,84 @@
static int csync_detect_update(CSYNC *ctx, const char *file, const csync_vio_file_stat_t *fs, const int type) { static int csync_detect_update(CSYNC *ctx, const char *file, const csync_vio_file_stat_t *fs, const int type) {
uint64_t h; uint64_t h;
size_t len;
const char *path = NULL;
csync_file_stat_t *st = NULL;
if ((file == NULL) || (fs == NULL)) { if ((file == NULL) || (fs == NULL)) {
errno = EINVAL; errno = EINVAL;
return -1; return -1;
} }
h = c_jhash64((uint8_t *) file, strlen(file), 0); switch (ctx->current) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_TRACE, "jhash for %s is: %lu", file, h); case LOCAL_REPLICA:
path = file + strlen(ctx->local.uri) + 1;
break;
case REMOTE_REPLCIA:
path = file + strlen(ctx->remote.uri) + 1;
break;
default:
break;
}
if (path == NULL) {
return -1;
}
len = strlen(path);
h = c_jhash64((uint8_t *) path, len, 0);
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Detect update for %s", path, h);
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, " hash:\t\t%lu", h);
st = c_malloc(sizeof(csync_file_stat_t) + len + 1);
if (st == NULL) {
return -1;
}
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, " stat size:\t%d", sizeof(csync_file_stat_t) + len + 1);
/* Check if file is excluded */
if (csync_excluded(ctx, path)) {
st->instruction = CSYNC_INSTRUCTION_IGNORE;
goto out;
}
/* TODO: Update detection */
/* if current replica, search for inode and compare hash */
st->instruction = CSYNC_INSTRUCTION_NONE;
out:
st->inode = fs->inode;
st->mode = fs->mode;
st->modtime = fs->mtime;
st->uid = fs->uid;
st->gid = fs->gid;
st->nlink = fs->link_count;
st->type = type;
st->phash = h;
st->pathlen = len;
memcpy(st->path, (len ? path : ""), len + 1);
switch (ctx->current) {
case LOCAL_REPLICA:
if (c_rbtree_insert(ctx->local.tree, (void *) st) < 0) {
SAFE_FREE(st);
return -1;
}
break;
case REMOTE_REPLCIA:
if (c_rbtree_insert(ctx->remote.tree, (void *) st) < 0) {
SAFE_FREE(st);
return -1;
}
break;
default:
break;
}
return 0; return 0;
} }
int csync_walker(CSYNC *ctx, const char *file, const csync_vio_file_stat_t *fs, enum csync_ftw_flags_e flag) { int csync_walker(CSYNC *ctx, const char *file, const csync_vio_file_stat_t *fs, enum csync_ftw_flags_e flag) {
/* Check if file is excluded */
if (csync_excluded(ctx, file)) {
return 0;
}
switch (flag) { switch (flag) {
case CSYNC_FTW_FLAG_FILE: case CSYNC_FTW_FLAG_FILE:
case CSYNC_FTW_FLAG_SLINK: case CSYNC_FTW_FLAG_SLINK:
@ -140,7 +203,7 @@ int csync_ftw(CSYNC *ctx, const char *uri, csync_walker_fn fn, unsigned int dept
flag = CSYNC_FTW_FLAG_NSTAT; flag = CSYNC_FTW_FLAG_NSTAT;
} }
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Walking %s", filename); CSYNC_LOG(CSYNC_LOG_PRIORITY_TRACE, "Walking %s", filename);
/* Call walker function for each file */ /* Call walker function for each file */
rc = fn(ctx, filename, fs, flag); rc = fn(ctx, filename, fs, flag);