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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include "fs.h"
#include "toast.h"
#include "updater.h"
#include <assert.h>
#define THREAD_COUNT 8
struct thread_object_info {
int working;
char* of_dir;
char* remote;
struct revision_t* rev;
size_t index;
};
static void* thread_download(void* pinfo)
{
struct thread_object_info* info = pinfo;
if (info)
{
char* of_dir = info->of_dir;
char* remote = info->remote;
struct revision_t* rev = info->rev;
size_t i = info->index;
struct file_info* file = &rev->files[i];
if (file->type == TYPE_WRITE)
{
fprintf(stderr, "\rChecking %zu/%zu (%s)", i+1, rev->file_count, file->object);
if (verifyFileHash(of_dir, file))
{
fprintf(stderr, "\rDownloading %zu/%zu (%s)", i+1, rev->file_count, file->object);
downloadObject(of_dir, remote, file);
}
}
}
info->working = 0;
pthread_exit(0);
return NULL;
}
void update_setup(char* of_dir, char* remote, int local_rev, int remote_rev)
{
struct revision_t* rev = fastFowardRevisions(remote, local_rev, remote_rev);
if (rev)
{
pthread_t download_threads[THREAD_COUNT] = {0};
struct thread_object_info thread_info[THREAD_COUNT] = {0};
size_t tindex = 0;
for (size_t i = 0; i < rev->file_count; ++i)
{
while (thread_info[tindex].working)
{
tindex = (tindex+1) % THREAD_COUNT;
}
pthread_t* thread = &download_threads[tindex];
struct thread_object_info* info = &thread_info[tindex];
info->working = 1;
info->of_dir = of_dir;
info->remote = remote;
info->rev = rev;
info->index = i;
pthread_create(thread, NULL, thread_download, info);
}
for (size_t i = 0; i < THREAD_COUNT; ++i)
{
pthread_t* thread = &download_threads[i];
if (*thread)
pthread_join(*thread, NULL);
}
for (size_t i = 0; i < rev->file_count; ++i)
{
struct file_info* file = &rev->files[i];
if (file->type != TYPE_MKDIR)
continue;
size_t len = strlen(of_dir) + strlen(OS_PATH_SEP) + strlen(file->path) + 1;
char* buf = malloc(len);
snprintf(buf, len, "%s%s%s", of_dir, OS_PATH_SEP, file->path);
makeDir(buf);
free(buf);
}
fprintf(stderr, "\rInstalling...");
for (size_t i = 0; i < rev->file_count; ++i)
{
struct file_info* file = &rev->files[i];
switch (file->type)
{
case TYPE_WRITE:
case TYPE_MKDIR:
{
int k = applyObject(of_dir, file);
if (k)
{
printf("Failed to write %s\n", file->path);
}
}
break;
case TYPE_DELETE:
{
size_t len = strlen(of_dir) + strlen(OS_PATH_SEP) + strlen(file->path) + 1;
char* buf = malloc(len);
snprintf(buf, len, "%s%s%s", of_dir, OS_PATH_SEP, file->path);
if (isFile(buf) && remove(buf))
{
printf("Failed to delete %s\n", file->path);
}
free(buf);
}
break;
}
}
removeObjects(of_dir);
setLocalRemote(of_dir, remote);
setLocalRevision(of_dir, remote_rev);
fprintf(stderr, "\rUpdated OpenFortress\n");
freeRevision(rev);
}
}
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