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Overview
Comment:Enable the use of IPv6 for "fossil ui" and "fossil server" on unix.
Timelines: family | ancestors | descendants | both | ipv6-server
Files: files | file ages | folders
SHA1: dae37f0e358368017ebea223f604b379ab7055d3
User & Date: drh 2015-04-09 21:36:47.726
Context
2015-04-09
23:16
Fix indentation and remove all strcpy() and strcat() calls (as OpenBSD hates those). check-in: b1cb81ebe7 user: drh tags: ipv6-server
21:36
Enable the use of IPv6 for "fossil ui" and "fossil server" on unix. check-in: dae37f0e35 user: drh tags: ipv6-server
2015-04-08
17:05
Improve some comments. No changes to code. check-in: 5a12e8c3b6 user: mistachkin tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/cgi.c.
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  int listener = -1;           /* The server socket */
  int connection;              /* A socket for each individual connection */
  fd_set readfds;              /* Set of file descriptors for select() */
  socklen_t lenaddr;           /* Length of the inaddr structure */
  int child;                   /* PID of the child process */
  int nchildren = 0;           /* Number of child processes */
  struct timeval delay;        /* How long to wait inside select() */
  struct sockaddr_in inaddr;   /* The socket address */
  int opt = 1;                 /* setsockopt flag */

  int iPort = mnPort;



  while( iPort<=mxPort ){
    memset(&inaddr, 0, sizeof(inaddr));
    inaddr.sin_family = AF_INET;
    if( zIpAddr ){






      inaddr.sin_addr.s_addr = inet_addr(zIpAddr);

      if( inaddr.sin_addr.s_addr == (-1) ){
        fossil_fatal("not a valid IP address: %s", zIpAddr);
      }

    }else if( flags & HTTP_SERVER_LOCALHOST ){
      inaddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
    }else{
      inaddr.sin_addr.s_addr = htonl(INADDR_ANY);
    }
    inaddr.sin_port = htons(iPort);
    listener = socket(AF_INET, SOCK_STREAM, 0);
    if( listener<0 ){
      iPort++;
      continue;
    }

    /* if we can't terminate nicely, at least allow the socket to be reused */
    setsockopt(listener,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt));



    if( bind(listener, (struct sockaddr*)&inaddr, sizeof(inaddr))<0 ){
      close(listener);
      iPort++;
      continue;
    }
    break;








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  int listener = -1;           /* The server socket */
  int connection;              /* A socket for each individual connection */
  fd_set readfds;              /* Set of file descriptors for select() */
  socklen_t lenaddr;           /* Length of the inaddr structure */
  int child;                   /* PID of the child process */
  int nchildren = 0;           /* Number of child processes */
  struct timeval delay;        /* How long to wait inside select() */
  struct sockaddr_in6 inaddr;   /* The socket address */
  int optyes = 1;                 /* setsockopt flag */
  int optno = 0;                 /* setsockopt flag */
  int iPort = mnPort;
  char ip[INET6_ADDRSTRLEN];
  

  while( iPort<=mxPort ){
    memset(&inaddr, 0, sizeof(inaddr));
    inaddr.sin6_family = AF_INET6;
    if( zIpAddr ){
        printf("zIpAddr: %s", zIpAddr);
        printf("iPort: %d", iPort);
        /* check valid ipv6 address */
      if (inet_pton(AF_INET6, zIpAddr, &(inaddr.sin6_addr)) < 1) {
          /* maybe ipv4 string so try mixed ipv4 notation*/
          strcpy(ip, "::FFFF:");
          strcat(ip, zIpAddr);
          printf("zIpAddr: %s", ip);
          if (inet_pton(AF_INET6, ip, &(inaddr.sin6_addr)) == -1){
            fossil_fatal("not a valid IP address: %s", zIpAddr);
          }
      }
    }else if( flags & HTTP_SERVER_LOCALHOST ){
      inaddr.sin6_addr = in6addr_loopback;
    }else{
      inaddr.sin6_addr = in6addr_any;
    }
    inaddr.sin6_port = htons(iPort);
    listener = socket(AF_INET6, SOCK_STREAM, 0);
    if( listener<0 ){
      iPort++;
      continue;
    }

    /* if we can't terminate nicely, at least allow the socket to be reused */
    setsockopt(listener, SOL_SOCKET, SO_REUSEADDR, &optyes, sizeof(optyes));
    /* explicitly disable IPV6ONLY option for dualstack usage */
    setsockopt(listener, IPPROTO_IPV6, IPV6_V6ONLY, &optno, sizeof(optno));

    if( bind(listener, (struct sockaddr*)&inaddr, sizeof(inaddr))<0 ){
      close(listener);
      iPort++;
      continue;
    }
    break;
︙︙
Changes to src/main.c.
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    }
#else
    zBrowser = db_get("web-browser", "open");
#endif
    if( zIpAddr ){
      zBrowserCmd = mprintf("%s http://%s:%%d/ &", zBrowser, zIpAddr);
    }else{
      zBrowserCmd = mprintf("%s http://localhost:%%d/ &", zBrowser);
    }
    if( g.repositoryOpen ) flags |= HTTP_SERVER_HAD_REPOSITORY;
    if( g.localOpen ) flags |= HTTP_SERVER_HAD_CHECKOUT;
  }
  db_close(1);
  if( cgi_http_server(iPort, mxPort, zBrowserCmd, zIpAddr, flags) ){
    fossil_fatal("unable to listen on TCP socket %d", iPort);








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    }
#else
    zBrowser = db_get("web-browser", "open");
#endif
    if( zIpAddr ){
      zBrowserCmd = mprintf("%s http://%s:%%d/ &", zBrowser, zIpAddr);
    }else{
      zBrowserCmd = mprintf("%s http://[::1]:%%d/ &", zBrowser);
    }
    if( g.repositoryOpen ) flags |= HTTP_SERVER_HAD_REPOSITORY;
    if( g.localOpen ) flags |= HTTP_SERVER_HAD_CHECKOUT;
  }
  db_close(1);
  if( cgi_http_server(iPort, mxPort, zBrowserCmd, zIpAddr, flags) ){
    fossil_fatal("unable to listen on TCP socket %d", iPort);
︙︙
Fossil version [1205ec86cb] 2025-04-30 16:57:32