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confd: skip shebang in dagger action if action already exists

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Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
This commit is contained in:
Joachim Wiberg
2023-06-22 00:12:43 +02:00
committed by Tobias Waldekranz
parent 9ca26a6ef7
commit 5e5cc8070f
1 changed files with 33 additions and 25 deletions
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src/confd/src/confd/dagger.c
+33 -25
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@@ -4,47 +4,55 @@
#include "dagger.h"
#include "../lib/common.h"
#define PATH_ACTION_ "%s/%d/action/%s/%s"
static FILE *dagger_fopen(struct dagger *d, int gen, const char *action,
const char *node, unsigned char prio,
const char *script)
{
char *path = NULL;
const char *ext;
FILE *fp;
int err;
FILE *fp = NULL;
if (prio > 99) {
errno = ERANGE;
return NULL;
}
err = systemf("mkdir -p %s/%d/action/%s/%s",
d->path, gen, action, node);
if (err)
if (systemf("mkdir -p " PATH_ACTION_, d->path, gen, action, node))
return NULL;
fp = fopenf("a", "%s/%d/action/%s/%s/%02u-%s",
d->path, gen, action, node, prio, script);
if (!fp)
if (asprintf(&path, PATH_ACTION_"/%02u-%s", d->path, gen, action, node, prio, script) == -1)
return NULL;
ext = rindex(script, '.');
if (ext) {
if (!strcmp(ext, ".sh"))
fputs("#!/bin/sh\n\n", fp);
else if (!strcmp(ext, ".bridge"))
fputs("#!/sbin/bridge -batch\n\n", fp);
else if (!strcmp(ext, ".ip"))
fputs("#!/sbin/ip -batch\n\n", fp);
else if (!strcmp(ext, ".sysctl"))
fputs("#!/sbin/sysctl -p\n\n", fp);
if (!fexist(path)) {
fp = fopen(path, "w");
if (!fp)
goto fail;
ext = rindex(script, '.');
if (ext) {
if (!strcmp(ext, ".sh"))
fputs("#!/bin/sh\n\n", fp);
else if (!strcmp(ext, ".bridge"))
fputs("#!/sbin/bridge -batch\n\n", fp);
else if (!strcmp(ext, ".ip"))
fputs("#!/sbin/ip -batch\n\n", fp);
else if (!strcmp(ext, ".sysctl"))
fputs("#!/sbin/sysctl -p\n\n", fp);
}
if (fchmod(fileno(fp), 0774)) {
fclose(fp);
fp = NULL;
}
} else {
fp = fopen(path, "a");
if (!fp)
goto fail;
}
err = fchmod(fileno(fp), 0774);
if (err) {
fclose(fp);
return NULL;
}
fail:
free(path);
return fp;
}