We lost this logic somewhere between the libfetch and libcurl transition, as it existed in the internal downloader, but was pulled back only into the sync workflow. Add a helper function that will let us check for existance in the filecache prior to calling the downloader.
Signed-off-by: Dave Reisner <[email protected]> --- Ugly patch, for not a whole lot of noise. Pointed out by Ioni that we don't look in the cachedirs anymore for files downloaded via -U. lib/libalpm/dload.c | 92 +++++++++++++++++++++++++++++++++------------------ 1 files changed, 60 insertions(+), 32 deletions(-) diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c index a3980d6..0092838 100644 --- a/lib/libalpm/dload.c +++ b/lib/libalpm/dload.c @@ -558,6 +558,22 @@ int _alpm_download(struct dload_payload *payload, const char *localpath, } } +static char *filecache_find_url(alpm_handle_t *handle, const char *url) +{ + const char *basename = strrchr(url, '/'); + + if(basename == NULL) { + return 0; + } + + basename++; + if(basename == '\0') { + return 0; + } + + return _alpm_filecache_find(handle, basename); +} + /** Fetch a remote pkg. */ char SYMEXPORT *alpm_fetch_pkgurl(alpm_handle_t *handle, const char *url) { @@ -565,7 +581,7 @@ char SYMEXPORT *alpm_fetch_pkgurl(alpm_handle_t *handle, const char *url) const char *cachedir; char *final_file = NULL; struct dload_payload payload; - int ret; + int ret = 0; CHECK_HANDLE(handle, return NULL); ASSERT(url, RET_ERR(handle, ALPM_ERR_WRONG_ARGS, NULL)); @@ -574,51 +590,63 @@ char SYMEXPORT *alpm_fetch_pkgurl(alpm_handle_t *handle, const char *url) cachedir = _alpm_filecache_setup(handle); memset(&payload, 0, sizeof(struct dload_payload)); - payload.handle = handle; - STRDUP(payload.fileurl, url, RET_ERR(handle, ALPM_ERR_MEMORY, NULL)); - payload.allow_resume = 1; - - /* download the file */ - ret = _alpm_download(&payload, cachedir, &final_file); - _alpm_dload_payload_reset(&payload); - if(ret == -1) { - _alpm_log(handle, ALPM_LOG_WARNING, _("failed to download %s\n"), url); - free(final_file); - return NULL; + + /* attempt to find the file in our pkgcache */ + filepath = filecache_find_url(handle, url); + if(filepath == NULL) { + STRDUP(payload.fileurl, url, RET_ERR(handle, ALPM_ERR_MEMORY, NULL)); + payload.allow_resume = 1; + payload.handle = handle; + + /* download the file */ + ret = _alpm_download(&payload, cachedir, &final_file); + _alpm_dload_payload_reset(&payload); + if(ret == -1) { + _alpm_log(handle, ALPM_LOG_WARNING, _("failed to download %s\n"), url); + free(final_file); + return NULL; + } + _alpm_log(handle, ALPM_LOG_DEBUG, "successfully downloaded %s\n", url); } - _alpm_log(handle, ALPM_LOG_DEBUG, "successfully downloaded %s\n", url); /* attempt to download the signature */ if(ret == 0 && (handle->siglevel & ALPM_SIG_PACKAGE)) { - char *sig_final_file = NULL; + char *sig_filepath, *sig_final_file = NULL; size_t len; len = strlen(url) + 5; MALLOC(payload.fileurl, len, RET_ERR(handle, ALPM_ERR_MEMORY, NULL)); snprintf(payload.fileurl, len, "%s.sig", url); - payload.handle = handle; - payload.force = 1; - payload.errors_ok = (handle->siglevel & ALPM_SIG_PACKAGE_OPTIONAL); - - /* set hard upper limit of 16KiB */ - payload.max_size = 16 * 1024; - - ret = _alpm_download(&payload, cachedir, &sig_final_file); - if(ret == -1 && !payload.errors_ok) { - _alpm_log(handle, ALPM_LOG_WARNING, - _("failed to download %s\n"), payload.fileurl); - /* Warn now, but don't return NULL. We will fail later during package - * load time. */ - } else if(ret == 0) { - _alpm_log(handle, ALPM_LOG_DEBUG, - "successfully downloaded %s\n", payload.fileurl); + + sig_filepath = filecache_find_url(handle, payload.fileurl); + if(sig_filepath == NULL) { + payload.handle = handle; + payload.force = 1; + payload.errors_ok = (handle->siglevel & ALPM_SIG_PACKAGE_OPTIONAL); + + /* set hard upper limit of 16KiB */ + payload.max_size = 16 * 1024; + + ret = _alpm_download(&payload, cachedir, &sig_final_file); + if(ret == -1 && !payload.errors_ok) { + _alpm_log(handle, ALPM_LOG_WARNING, + _("failed to download %s\n"), payload.fileurl); + /* Warn now, but don't return NULL. We will fail later during package + * load time. */ + } else if(ret == 0) { + _alpm_log(handle, ALPM_LOG_DEBUG, + "successfully downloaded %s\n", payload.fileurl); + } + FREE(sig_final_file); } - FREE(sig_final_file); + free(sig_filepath); _alpm_dload_payload_reset(&payload); } /* we should be able to find the file the second time around */ - filepath = _alpm_filecache_find(handle, final_file); + if(filepath == NULL) { + filepath = _alpm_filecache_find(handle, final_file); + } free(final_file); return filepath; -- 1.7.8.3
