diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libalpm/dload.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c index 6fe4a323..f5af7c64 100644 --- a/lib/libalpm/dload.c +++ b/lib/libalpm/dload.c @@ -25,11 +25,19 @@ #include <errno.h> #include <string.h> #include <unistd.h> +#include <sys/socket.h> /* setsockopt, SO_KEEPALIVE */ #include <sys/time.h> #include <sys/types.h> #include <sys/stat.h> #include <signal.h> +#ifdef HAVE_NETINET_IN_H +#include <netinet/in.h> /* IPPROTO_TCP */ +#endif +#ifdef HAVE_NETINET_TCP_H +#include <netinet/tcp.h> /* TCP_KEEPINTVL, TCP_KEEPIDLE */ +#endif + #ifdef HAVE_LIBCURL #include <curl/curl.h> #endif @@ -217,6 +225,47 @@ static size_t parse_headers(void *ptr, size_t size, size_t nmemb, void *user) return realsize; } +static int dload_sockopt_cb(void *userdata, curl_socket_t curlfd, + curlsocktype purpose) +{ + alpm_handle_t *handle = userdata; + int optval = 1; + + /* this whole method is to prevent FTP control connections from going sour + * during a long data transfer; crappy firewalls love to drop otherwise idle + * connections if there is no traffic. */ + if(purpose != CURLSOCKTYPE_IPCXN) { + return 0; + } + + /* don't abort operation if any setsockopt fails, just log to debug */ + if(setsockopt(curlfd, SOL_SOCKET, SO_KEEPALIVE, (void *)&optval, + sizeof(optval)) < 0) { + _alpm_log(handle, ALPM_LOG_DEBUG, + "Failed to set SO_KEEPALIVE on fd %d\n", curlfd); + } + else { +#ifdef TCP_KEEPIDLE + optval = 60; + if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPIDLE, (void *)&optval, + sizeof(optval)) < 0) { + _alpm_log(handle, ALPM_LOG_DEBUG, + "Failed to set TCP_KEEPIDLE on fd %d\n", curlfd); + } +#endif +#ifdef TCP_KEEPINTVL + optval = 60; + if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPINTVL, (void *)&optval, + sizeof(optval)) < 0) { + _alpm_log(handle, ALPM_LOG_DEBUG, + "Failed to set TCP_KEEPINTVL on fd %d\n", curlfd); + } +#endif + } + + return 0; +} + static void curl_set_handle_opts(struct dload_payload *payload, CURL *curl, char *error_buffer) { @@ -241,6 +290,8 @@ static void curl_set_handle_opts(struct dload_payload *payload, curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, parse_headers); curl_easy_setopt(curl, CURLOPT_WRITEHEADER, (void *)payload); curl_easy_setopt(curl, CURLOPT_NETRC, CURL_NETRC_OPTIONAL); + curl_easy_setopt(curl, CURLOPT_SOCKOPTFUNCTION, dload_sockopt_cb); + curl_easy_setopt(curl, CURLOPT_SOCKOPTDATA, (void *)handle); _alpm_log(handle, ALPM_LOG_DEBUG, "url: %s\n", payload->fileurl); @@ -392,6 +443,8 @@ static int curl_download_internal(struct dload_payload *payload, /* perform transfer */ payload->curlerr = curl_easy_perform(curl); + _alpm_log(handle, ALPM_LOG_DEBUG, "curl returned error %d from transfer\n", + payload->curlerr); /* disconnect relationships from the curl handle for things that might go out * of scope, but could still be touched on connection teardown. This really |