c-ipfs/repo/config/config.c

136 lines
4 KiB
C

//
// config.c
// c-ipfs
//
// Created by John Jones on 10/27/16.
// Copyright © 2016 JMJAtlanta. All rights reserved.
//
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "ipfs/os/utils.h"
#include "ipfs/repo/config/bootstrap_peers.h"
#include "ipfs/repo/config/swarm.h"
/***
* public
*/
/***
* gets the default path from the environment variable and/or the homedir struct
* NOTE: this allocates memory for result. Clean up after yourself.
* @param result where the result string will reside.
* @returns true(1) on success, or false(0)
*/
int config_get_default_path_root(char* result) {
char* root = os_utils_getenv("IPFS_PATH");
if (root == NULL) {
root = os_utils_getenv("HOME");
result = malloc( strlen(root) + 7);
if (result == NULL)
return 0;
strncpy(result, root, strlen(root)+1);
strncat(result, "/.ipfs", 7);
} else {
char* result = malloc(strlen(root)+1);
if (result == NULL)
return 0;
strncpy(result, root, strlen(root)+1);
}
return 1;
}
/***
* Returns the path "extension" relative to the configuration root.
* If an empty string is provided for config_root, the default root
* is used. NOTE: be sure to dispose of the memory allocated for result.
* @param config_root the path to the root of the configuration
* @param extension the extension to add to the path
* @param result the result of config_root with extension appended
* @returns true(1) if everything went okay, false(0) otherwise
*/
int config_path(char* config_root, char* extension, char* result, int max_len) {
if (strlen(config_root) == 0) {
char* default_path;
int retVal = config_get_default_path_root(default_path);
if (!retVal)
return retVal;
retVal = os_utils_filepath_join(default_path, extension, result, max_len);
free(default_path);
return retVal;
}
return os_utils_filepath_join(config_root, extension, result, max_len);
}
/**
* provide the full path of the config file, given the directory.
* NOTE: This allocates memory for result. Make sure to clean up after yourself.
* @param path the path to the config file (without the actual file name)
* @param result the full filename including the path
* @returns true(1) on success, false(0) otherwise
*/
int config_get_file_name(char* path, char* result) {
return 0;
}
/***
* create a configuration based on the passed in parameters
* @param config the configuration struct to be filled in
* @param num_bits_for_keypair number of bits for the key pair
* @returns true(1) on success, otherwise 0
*/
int repo_config_init(struct RepoConfig* config, unsigned int num_bits_for_keypair, char* repo_path) {
// identity
int retVal = repo_config_identity_new(&(config->identity), num_bits_for_keypair);
if (retVal == 0)
return 0;
// bootstrap peers
retVal = repo_config_bootstrap_peers_retrieve(&(config->peer_addresses));
if (retVal == 0)
return 0;
// datastore
retVal = repo_config_datastore_init(&(config->datastore), repo_path);
if (retVal == 0)
return 0;
retVal = repo_config_addresses_init(&(config->addresses), "/ip4/127.0.0.1/tcp/5001", "/ip4/127.0.0.1/tcp/8080");
if (retVal == 0)
return 0;
// swarm addresses
char** address_array = (char * []){ "/ip4/0.0.0.0/tcp/4001", "/ip6/::/tcp/4001" };
retVal = repo_config_swarm_address_init(&(config->addresses.swarm), address_array, 2);
if (retVal == 0)
return 0;
config->discovery.mdns.enabled = 1;
config->discovery.mdns.interval = 10;
config->mounts.ipfs = "/ipfs";
config->mounts.ipns = "/ipns";
config->ipns.resolve_cache_size = 128;
config->reprovider.interval = "12h";
config->gateway.root_redirect = "";
config->gateway.writable = 0;
config->gateway.path_prefixes.num_elements = 0;
// gateway http headers
char** header_array = (char * []) { "Access-Control-Allow-Origin", "Access-Control-Allow-Methods", "Access-Control-Allow-Headers" };
char** header_values = (char*[]) { "*", "GET", "X-Requested-With" };
retVal = repo_config_gateway_http_header_init(&(config->gateway.http_headers), header_array, header_values, 3);
if (retVal == 0)
return 0;
return 1;
}