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authorAurelien Foret <aurelien@archlinux.org>2006-01-04 23:52:26 +0000
committerAurelien Foret <aurelien@archlinux.org>2006-01-04 23:52:26 +0000
commit9d55476c9c5f94876de2a0c338e1f550e24fe977 (patch)
tree8f56391107aa90d3a7f330d49a6234beddf5c074 /src
parent2adc46df260b92d755756145d694a51eaff66346 (diff)
added .lastudate support for HTTP protocol
known limitation: do not work when connected to some web servers (lighttpd)
Diffstat (limited to 'src')
-rw-r--r--src/pacman/download.c51
-rw-r--r--src/pacman/sync.c6
2 files changed, 45 insertions, 12 deletions
diff --git a/src/pacman/download.c b/src/pacman/download.c
index d75f6bd9..d93ea9fc 100644
--- a/src/pacman/download.c
+++ b/src/pacman/download.c
@@ -26,6 +26,7 @@
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
+#include <time.h>
#include <sys/time.h>
#include <ftplib.h>
@@ -366,10 +367,11 @@ int downloadfiles_forreal(list_t *servers, const char *localpath,
vprint("mtimes are identical, skipping %s\n", fn);
filedone = -1;
complete = list_add(complete, fn);
- }
- if(mtime2) {
- strncpy(mtime2, fmtime, 15); /* YYYYMMDDHHMMSS (=14b) */
- mtime2[14] = '\0';
+ } else {
+ if(mtime2) {
+ strncpy(mtime2, fmtime, 15); /* YYYYMMDDHHMMSS (=14b) */
+ mtime2[14] = '\0';
+ }
}
}
}
@@ -395,6 +397,10 @@ int downloadfiles_forreal(list_t *servers, const char *localpath,
char src[PATH_MAX];
char *host;
unsigned port;
+ struct tm fmtime1;
+ struct tm fmtime2;
+ memset(&fmtime1, 0, sizeof(struct tm));
+ memset(&fmtime2, 0, sizeof(struct tm));
if(!strcmp(server->protocol, "http") && !config->proxyhost) {
/* HTTP servers hang up after each request (but not proxies), so
* we have to re-connect for each file.
@@ -402,9 +408,9 @@ int downloadfiles_forreal(list_t *servers, const char *localpath,
host = (config->proxyhost) ? config->proxyhost : server->server;
port = (config->proxyhost) ? config->proxyport : 80;
if(strchr(host, ':')) {
- vprint("Connecting to %s\n", host);
+ vprint("connecting to %s\n", host);
} else {
- vprint("Connecting to %s:%u\n", host, port);
+ vprint("connecting to %s:%u\n", host, port);
}
if(!HttpConnect(host, port, &control)) {
fprintf(stderr, "error: cannot connect to %s\n", host);
@@ -427,13 +433,38 @@ int downloadfiles_forreal(list_t *servers, const char *localpath,
} else {
snprintf(src, PATH_MAX, "%s://%s%s%s", server->protocol, server->server, server->path, fn);
}
- if(!HttpGet(server->server, output, src, &fsz, control, offset)) {
- fprintf(stderr, "\nfailed downloading %s from %s: %s\n",
- src, server->server, FtpLastResponse(control));
- /* we leave the partially downloaded file in place so it can be resumed later */
+ if(mtime1) {
+ /* date conversion from YYYYMMDDHHMMSS to "rfc1123-date" */
+ sscanf(mtime1, "%4d%2d%2d%2d%2d%2d",
+ &fmtime1.tm_year, &fmtime1.tm_mon, &fmtime1.tm_mday,
+ &fmtime1.tm_hour, &fmtime1.tm_min, &fmtime1.tm_sec);
+ fmtime1.tm_year -= 1900;
+ fmtime1.tm_mon--;
+ /* ORE - really compute the week day because some web servers (like lighttpd)
+ * need them.
+ * Fortunately, Apache does not use it: so our loosy implementation with a
+ * hardcoded week day will work in almost all cases. */
+ fmtime1.tm_wday = 0;
+ }
+ fmtime2.tm_year = 0;
+ if(!HttpGet(server->server, output, src, &fsz, control, offset, &fmtime1, &fmtime2)) {
+ if(strstr(FtpLastResponse(control), "304")) {
+ vprint("mtimes are identical, skipping %s\n", fn);
+ filedone = -1;
+ complete = list_add(complete, fn);
+ } else {
+ fprintf(stderr, "\nfailed downloading %s from %s: %s\n", src, server->server, FtpLastResponse(control));
+ /* we leave the partially downloaded file in place so it can be resumed later */
+ }
} else {
filedone = 1;
}
+ if(mtime2 && fmtime2.tm_year) {
+ /* date conversion from "rfc1123-date" to YYYYMMDDHHMMSS */
+ sprintf(mtime2, "%4d%02d%02d%02d%02d%02d",
+ fmtime2.tm_year+1900, fmtime2.tm_mon+1, fmtime2.tm_mday,
+ fmtime2.tm_hour, fmtime2.tm_min, fmtime2.tm_sec);
+ }
} else if(!strcmp(server->protocol, "file")) {
char src[PATH_MAX];
snprintf(src, PATH_MAX, "%s%s", server->path, fn);
diff --git a/src/pacman/sync.c b/src/pacman/sync.c
index 6c8d7454..b8c44f40 100644
--- a/src/pacman/sync.c
+++ b/src/pacman/sync.c
@@ -177,7 +177,9 @@ static int sync_synctree(list_t *syncs)
snprintf(path, PATH_MAX, "%s%s", root, dbpath);
ret = downloadfiles_forreal(sync->servers, path, files, lastupdate, newmtime);
- vprint("sync: new mtime for %s: %s\n", sync->treename, newmtime);
+ if(strlen(newmtime)) {
+ vprint("sync: new mtime for %s: %s\n", sync->treename, newmtime);
+ }
FREELIST(files);
if(ret > 0) {
ERR(NL, "failed to synchronize %s\n", sync->treename);
@@ -190,7 +192,7 @@ static int sync_synctree(list_t *syncs)
if(pm_errno != PM_ERR_DB_UPTODATE) {
ERR(NL, "failed to synchronize %s (%s)\n", sync->treename, alpm_strerror(pm_errno));
success--;
- } else {
+ } else if(!strlen(newmtime)){
MSG(NL, ":: %s is up to date\n", sync->treename);
}
}