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ifupdown: support post-up / pre-down hooks

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function                                             old     new   delta
set_environ                                          330     371     +41
ifupdown_main                                       2156    2194     +38
iface_up                                              97     113     +16
iface_down                                            97     113     +16
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 111/0)             Total: 111 bytes

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Peter Korsgaard 2011-10-19 02:35:54 +02:00 committed by Denys Vlasenko
parent ce8c4cf37f
commit dd82443b92
1 changed files with 6 additions and 0 deletions
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6
networking/ifupdown.c
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@ -891,6 +891,8 @@ static struct interfaces_file_t *read_interfaces(const char *filename)
if (strcmp(first_word, "up") != 0
&& strcmp(first_word, "down") != 0
&& strcmp(first_word, "pre-up") != 0
&& strcmp(first_word, "pre-down") != 0
&& strcmp(first_word, "post-up") != 0
&& strcmp(first_word, "post-down") != 0
) {
int i;
@ -987,6 +989,8 @@ static void set_environ(struct interface_defn_t *iface, const char *mode)
if (strcmp(iface->option[i].name, "up") == 0
|| strcmp(iface->option[i].name, "down") == 0
|| strcmp(iface->option[i].name, "pre-up") == 0
|| strcmp(iface->option[i].name, "pre-down") == 0
|| strcmp(iface->option[i].name, "post-up") == 0
|| strcmp(iface->option[i].name, "post-down") == 0
) {
continue;
@ -1056,6 +1060,7 @@ static int iface_up(struct interface_defn_t *iface)
if (!execute_all(iface, "pre-up")) return 0;
if (!iface->method->up(iface, doit)) return 0;
if (!execute_all(iface, "up")) return 0;
if (!execute_all(iface, "post-up")) return 0;
return 1;
}
@ -1063,6 +1068,7 @@ static int iface_down(struct interface_defn_t *iface)
{
if (!iface->method->down(iface,check)) return -1;
set_environ(iface, "stop");
if (!execute_all(iface, "pre-down")) return 0;
if (!execute_all(iface, "down")) return 0;
if (!iface->method->down(iface, doit)) return 0;
if (!execute_all(iface, "post-down")) return 0;