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allow to change local files

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- fuse/filecache:
     * add filecache_upload_patch
     * allow opening files in modes other than RDONLY
 - fuse/hashtbl:
     * add folder_tree_upload_patch
 - fuse/operations:
     * allow opening files in modes other than RDONLY
     * add members to private context which allow tracking of
       not-yet-uploaded files and files opened for writing and
       files opened in read-only mode
 - mfapi/apicalls/upload_patch:
     * supply x-filename and x-filesize headers
 - mfapi/apicalls/upload_simple:
     * do not supply the x-filehash header as it is not used by the
       server
 - utils/hash:
     * hex characters must be lower case for the server
 - utils/strings:
     * clean up unused functions strdup_join, strdup_substr,
       string_chomp
 - utils/stringv:
     * complete rewrite with different string vector implementation
This commit is contained in:
josch
2014-12-08 14:12:17 +01:00
parent 5bd9e418c4
commit 171fd815f2
16 changed files with 521 additions and 439 deletions
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46
fuse/hashtbl.c
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@@ -34,24 +34,17 @@
#include <fcntl.h>
#include <stdint.h>
#include <stddef.h>
#include <pwd.h>
#include <inttypes.h>
#ifdef __linux
#include <bits/fcntl-linux.h>
#endif
#include <openssl/sha.h>
#include "hashtbl.h"
#include "filecache.h"
#include "../mfapi/mfconn.h"
#include "../mfapi/file.h"
#include "../mfapi/patch.h"
#include "../mfapi/folder.h"
#include "../mfapi/apicalls.h"
#include "../utils/strings.h"
#include "../utils/http.h"
#include "../utils/hash.h"
#include "../utils/xdelta3.h"
/*
* we build a hashtable using the first three characters of the file or folder
@@ -746,7 +739,31 @@ int folder_tree_tmp_open(folder_tree * tree)
return fd;
}
int folder_tree_open_file(folder_tree * tree, mfconn * conn, const char *path)
int folder_tree_upload_patch(folder_tree * tree, mfconn * conn,
const char *path)
{
struct h_entry *entry;
int retval;
entry = folder_tree_lookup_path(tree, conn, path);
/* either file not found or found entry is not a file */
if (entry == NULL || entry->atime == 0) {
return -ENOENT;
}
retval = filecache_upload_patch(entry->key, entry->local_revision,
tree->filecache, conn);
if (retval != 0) {
fprintf(stderr, "filecache_upload_patch failed\n");
return -1;
}
return 0;
}
int folder_tree_open_file(folder_tree * tree, mfconn * conn, const char *path,
mode_t mode, bool update)
{
struct h_entry *entry;
int retval;
@@ -762,16 +779,19 @@ int folder_tree_open_file(folder_tree * tree, mfconn * conn, const char *path)
retval = filecache_open_file(entry->key, entry->local_revision,
entry->remote_revision, entry->fsize,
entry->hash, tree->filecache, conn);
entry->hash, tree->filecache, conn, mode,
update);
if (retval == -1) {
fprintf(stderr, "filecache_open_file failed\n");
return -1;
}
/* make sure that the local_revision is equal to the remote revision
* because filecache_open_file took care of doing any updating if it was
* necessary */
entry->local_revision = entry->remote_revision;
if (update) {
/* make sure that the local_revision is equal to the remote revision
* because filecache_open_file took care of doing any updating if it
* was necessary */
entry->local_revision = entry->remote_revision;
}
return retval;
}