Added -c or -config command line parameter

You can now specify the ipfs repository directory from the command line
by using -c [dir] or --config [dir]
This commit is contained in:
John Jones 2017-04-06 17:46:40 -05:00
parent bc19434490
commit 794608a7ea
6 changed files with 150 additions and 50 deletions

View file

@ -9,6 +9,7 @@
#include "ipfs/core/ipfs_node.h"
#include "ipfs/core/bootstrap.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
#include "ipfs/repo/init.h"
#include "libp2p/utils/logger.h"
int ipfs_daemon_start(char* repo_path) {
@ -38,8 +39,9 @@ int ipfs_daemon_start(char* repo_path) {
local_node.identity = fs_repo->config->identity;
// Set null router param
struct MultiAddress *ma = multiaddress_new_from_string(fs_repo->config->addresses->swarm_head->item);
listen_param.port = multiaddress_get_ip_port(ma);
listen_param.ipv4 = 0; // ip 0.0.0.0, all interfaces
listen_param.port = 4001;
listen_param.local_node = &local_node;
// Create pthread for swarm listener.
@ -72,9 +74,17 @@ int ipfs_daemon_start(char* repo_path) {
int ipfs_daemon (int argc, char **argv)
{
char* repo_path = NULL;
if (!ipfs_repo_get_directory(argc, argv, &repo_path)) {
fprintf(stderr, "Unable to open repo: %s\n", repo_path);
return 0;
}
libp2p_logger_add_class("peerstore");
libp2p_logger_add_class("providerstore");
libp2p_logger_add_class("daemon");
libp2p_logger_add_class("online");
return ipfs_daemon_start(NULL);
return ipfs_daemon_start(repo_path);
}

View file

@ -10,6 +10,7 @@
#include "libp2p/secio/secio.h"
#include "libp2p/routing/dht_protocol.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
#include "ipfs/repo/init.h"
#include "ipfs/core/ipfs_node.h"
#include "ipfs/routing/routing.h"
#include "ipfs/importer/resolver.h"
@ -27,11 +28,16 @@ int ipfs_ping (int argc, char **argv)
struct Libp2pPeer* peer_to_ping = NULL;
char* id = NULL;
struct FSRepo* fs_repo = NULL;
char* repo_path = NULL;
// sanity check
if (argc < 3)
goto exit;
if (!ipfs_repo_get_directory(argc, argv, &repo_path)) {
fprintf(stderr, "Unable to open repo: %s\n", repo_path);
return 0;
}
// read the configuration
if (!ipfs_repo_fsrepo_new(NULL, NULL, &fs_repo))
goto exit;

View file

@ -5,17 +5,19 @@
#include "ipfs/merkledag/merkledag.h"
#include "ipfs/merkledag/node.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
#include "ipfs/repo/init.h"
/**
* pull objects from ipfs
*/
/**
* get a file by its hash, and write the data to a file
/***
* Get a file by its hash, and write the data to a filestream
* @param hash the base58 multihash of the cid
* @param file_name the file name to write to
* @returns true(1) on success
* @param file_descriptor where to write
* @param fs_repo the repo
*/
int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, const struct FSRepo* fs_repo) {
int ipfs_exporter_to_filestream(const unsigned char* hash, FILE* file_descriptor, const struct FSRepo* fs_repo) {
// convert hash to cid
struct Cid* cid = NULL;
if ( ipfs_cid_decode_hash_from_base58(hash, strlen((char*)hash), &cid) == 0) {
@ -32,20 +34,13 @@ int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, cons
// no longer need the cid
ipfs_cid_free(cid);
// process blocks
FILE* file = fopen(file_name, "wb");
if (file == NULL) {
ipfs_node_free(read_node);
return 0;
}
if (read_node->head_link == NULL) {
// convert the node's data into a UnixFS data block
struct UnixFS* unix_fs;
ipfs_unixfs_protobuf_decode(read_node->data, read_node->data_size, &unix_fs);
size_t bytes_written = fwrite(unix_fs->bytes, 1, unix_fs->bytes_size, file);
size_t bytes_written = fwrite(unix_fs->bytes, 1, unix_fs->bytes_size, file_descriptor);
if (bytes_written != unix_fs->bytes_size) {
fclose(file);
fclose(file_descriptor);
ipfs_node_free(read_node);
ipfs_unixfs_free(unix_fs);
return 0;
@ -56,16 +51,16 @@ int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, cons
struct Node* link_node = NULL;
while (link != NULL) {
if ( ipfs_merkledag_get(link->hash, link->hash_size, &link_node, fs_repo) == 0) {
fclose(file);
fclose(file_descriptor);
ipfs_node_free(read_node);
return 0;
}
struct UnixFS* unix_fs;
ipfs_unixfs_protobuf_decode(link_node->data, link_node->data_size, &unix_fs);
size_t bytes_written = fwrite(unix_fs->bytes, 1, unix_fs->bytes_size, file);
size_t bytes_written = fwrite(unix_fs->bytes, 1, unix_fs->bytes_size, file_descriptor);
if (bytes_written != unix_fs->bytes_size) {
ipfs_node_free(link_node);
fclose(file);
fclose(file_descriptor);
ipfs_node_free(read_node);
ipfs_unixfs_free(unix_fs);
return 0;
@ -75,7 +70,7 @@ int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, cons
link = link->next;
}
}
fclose(file);
fclose(file_descriptor);
if (read_node != NULL)
ipfs_node_free(read_node);
@ -83,6 +78,22 @@ int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, cons
return 1;
}
/**
* get a file by its hash, and write the data to a file
* @param hash the base58 multihash of the cid
* @param file_name the file name to write to
* @returns true(1) on success
*/
int ipfs_exporter_to_file(const unsigned char* hash, const char* file_name, const struct FSRepo* fs_repo) {
// process blocks
FILE* file = fopen(file_name, "wb");
if (file == NULL) {
return 0;
}
return ipfs_exporter_to_filestream(hash, file, fs_repo);
}
/**
* get a file by its hash, and write the data to a file
* @param hash the base58 multihash of the cid
@ -135,12 +146,19 @@ int ipfs_exporter_to_console(const unsigned char* hash, const struct FSRepo* fs_
*/
int ipfs_exporter_object_get(int argc, char** argv) {
struct FSRepo* fs_repo = NULL;
char* repo_path = NULL;
// open the repo
int retVal = ipfs_repo_fsrepo_new(NULL, NULL, &fs_repo);
if (!ipfs_repo_get_directory(argc, argv, &repo_path)) {
fprintf(stderr, "Unable to open repository: %s\n", repo_path);
return 0;
}
// build the struct
int retVal = ipfs_repo_fsrepo_new(repo_path, NULL, &fs_repo);
if (retVal == 0) {
return 0;
}
// open the repo
retVal = ipfs_repo_fsrepo_open(fs_repo);
if (retVal == 0) {
return 0;
@ -183,9 +201,15 @@ int ipfs_exporter_cat_node(struct Node* node, const struct FSRepo* fs_repo) {
*/
int ipfs_exporter_object_cat(int argc, char** argv) {
struct FSRepo* fs_repo = NULL;
char* repo_dir = NULL;
if (!ipfs_repo_get_directory(argc, argv, &repo_dir)) {
fprintf(stderr, "Unable to open repo: %s\n", repo_dir);
return 0;
}
// open the repo
int retVal = ipfs_repo_fsrepo_new(NULL, NULL, &fs_repo);
int retVal = ipfs_repo_fsrepo_new(repo_dir, NULL, &fs_repo);
if (retVal == 0) {
return 0;
}

View file

@ -6,6 +6,7 @@
#include "ipfs/merkledag/merkledag.h"
#include "libp2p/os/utils.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
#include "ipfs/repo/init.h"
#include "ipfs/unixfs/unixfs.h"
#define MAX_DATA_SIZE 262144 // 1024 * 256;
@ -332,11 +333,22 @@ int ipfs_import_files(int argc, char** argv) {
}
// open the repo
int retVal = ipfs_repo_fsrepo_new(NULL, NULL, &fs_repo);
if (retVal == 0) {
char* repo_path = NULL;
if (!ipfs_repo_get_directory(argc, argv, &repo_path)) {
// dir doesn't exist
fprintf(stderr, "Repo does not exist: %s\n", repo_path);
return 0;
}
retVal = ipfs_repo_fsrepo_open(fs_repo);
if (!ipfs_repo_fsrepo_new(repo_path, NULL, &fs_repo)) {
fprintf(stderr, "Unable to build the repo struct: %s\n", repo_path);
return 0;
}
if (!ipfs_repo_fsrepo_open(fs_repo)) {
fprintf(stderr, "Unable to open repository: %s\n", repo_path);
return 0;
}
int retVal = 0;
// import the file(s)
struct FileList* current = first;

View file

@ -15,3 +15,14 @@ int make_ipfs_repository(const char* path);
* @returns true(1) on success
*/
int ipfs_repo_init(int argc, char** argv);
/**
* Get the correct repo directory. Looks in all the appropriate places
* for the ipfs directory.
* @param argc number of command line arguments
* @param argv command line arguments
* @param repo_dir the results. This will point to the [IPFS_PATH]/.ipfs directory
* @returns true(1) if the directory is there, false(0) if it is not.
*/
int ipfs_repo_get_directory(int argc, char** argv, char** repo_dir);

View file

@ -6,6 +6,57 @@
#include "ipfs/repo/config/config.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
/**
* Get the correct repo home directory. This first looks at the
* command line, then the IPFS_PATH environment variable,
* then the user's home directory. This is where the .ipfs directory
* is or will be.
* @param argc number of command line parameters
* @param argv command line parameters
* @returns the repo home directory
*/
char* ipfs_repo_get_home_directory(int argc, char** argv) {
char *result = NULL;
// first check the command line
for(int i = 0; i < argc; i++) {
if (strcmp(argv[i], "-c") == 0 || strcmp(argv[i], "--config") == 0) {
if (i + 1 < argc) {
result = argv[i+1];
break;
}
}
}
if (result == NULL) { // we didn't pass it on the command line
// check IPFS_PATH
result = os_utils_getenv("IPFS_PATH");
}
if (result == NULL) { // not on command line nor environment var.
result = os_utils_get_homedir();
}
return result;
}
/**
* Get the correct repo directory. Looks in all the appropriate places
* for the ipfs directory.
* @param argc number of command line arguments
* @param argv command line arguments
* @param repo_dir the results. This will point to the [IPFS_PATH]/.ipfs directory
* @returns true(1) if the directory is there, false(0) if it is not.
*/
int ipfs_repo_get_directory(int argc, char** argv, char** repo_dir) {
char* home = ipfs_repo_get_home_directory(argc, argv);
int dir_len = strlen(home) + 7;
*repo_dir = malloc(dir_len);
os_utils_filepath_join(home, ".ipfs", *repo_dir, dir_len);
return os_utils_directory_exists(*repo_dir);
}
/**
* Make an IPFS directory at the passed in path
* @param path the path
* @returns true(1) on success, false(0) on failure
*/
int make_ipfs_repository(const char* path) {
int retVal;
char currDirectory[1024];
@ -47,41 +98,27 @@ int make_ipfs_repository(const char* path) {
return retVal;
}
/**
* Initialize a repository
* @param argc number of command line arguments
* @param argv command line arguments
* @returns true(1) on succes, false(0) otherwise
*/
int ipfs_repo_init(int argc, char** argv) {
// the default is the user's home directory
char* home_directory = os_utils_get_homedir();
//allow user to pass directory on command line
if (argc > 2) {
home_directory = argv[2];
} else {
// check the IPFS_PATH
char* temp = os_utils_getenv("IPFS_PATH");
if (temp != NULL)
home_directory = temp;
}
// get the full path
int dir_len = strlen(home_directory) + 7;
char dir[dir_len];
strcpy(dir, home_directory);
os_utils_filepath_join(home_directory, ".ipfs", dir, dir_len);
// make sure it doesn't already exist
if (os_utils_file_exists(dir)) {
printf("Directory already exists: %s\n", dir);
char* repo_directory = NULL;
if (ipfs_repo_get_directory(argc, argv, &repo_directory)) {
printf("Directory already exists: %s\n", repo_directory);
return 0;
}
// make the directory
#ifdef __MINGW32__
if (mkdir(dir) == -1) {
if (mkdir(repo_directory) == -1) {
#else
if (mkdir(dir, S_IRWXU) == -1) {
if (mkdir(repo_directory, S_IRWXU) == -1) {
#endif
printf("Unable to create the directory: %s\n", dir);
printf("Unable to create the directory: %s\n", repo_directory);
return 0;
}
// make the repository
return make_ipfs_repository(dir);
return make_ipfs_repository(repo_directory);
}