57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include "ipfs/core/client_api.h"
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#include "multiaddr/multiaddr.h"
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/**
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* Determine if the API is running (by attempting to connect to the port)
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* @param local_node the context
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* @returns true(1) on success, false(0) otherwise
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*/
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int api_running(struct IpfsNode* local_node) {
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struct MultiAddress* my_multiaddress = multiaddress_new_from_string(local_node->repo->config->addresses->api);
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char* ip = NULL;
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int portno = 0;
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if (my_multiaddress == NULL) {
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return 0;
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}
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portno = multiaddress_get_ip_port(my_multiaddress);
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multiaddress_get_ip_address(my_multiaddress, &ip);
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int sockfd;
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struct sockaddr_in serv_addr;
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struct hostent *server;
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sockfd = socket(AF_INET, SOCK_STREAM, 0);
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if (sockfd < 0) {
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return 0;
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}
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server = gethostbyname(ip);
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if (server == NULL) {
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return 0;
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}
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memset(&serv_addr, 0, sizeof(struct sockaddr_in));
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serv_addr.sin_family = AF_INET;
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memmove(&serv_addr.sin_addr.s_addr, server->h_addr_list[0], server->h_length);
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/*
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bcopy((char *)server->h_addr,
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(char *)&serv_addr.sin_addr.s_addr,
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server->h_length);
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*/
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serv_addr.sin_port = htons(portno);
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int retVal = connect(sockfd,(struct sockaddr *) &serv_addr,sizeof(serv_addr));
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close(sockfd);
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return retVal >= 0;
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}
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