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author | Laurent Bercot <ska-skaware@skarnet.org> | 2020-11-30 13:08:04 +0000 |
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committer | Laurent Bercot <ska-skaware@skarnet.org> | 2020-11-30 13:08:04 +0000 |
commit | ba3bcbb86ea0177349bcd021559347248d6ab10a (patch) | |
tree | 23d8be4d59a1639ebea301fb2caf39b8b1ed0e27 /src/serverlib/s6rc_livedir_create.c | |
parent | 79cb9644f99f056641f4c145da6e7ca63b333b80 (diff) | |
download | s6-rc-ba3bcbb86ea0177349bcd021559347248d6ab10a.tar.xz |
Stash temporary changes. Does not build; is not intended to.
Diffstat (limited to 'src/serverlib/s6rc_livedir_create.c')
-rw-r--r-- | src/serverlib/s6rc_livedir_create.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/serverlib/s6rc_livedir_create.c b/src/serverlib/s6rc_livedir_create.c new file mode 100644 index 0000000..fd23a07 --- /dev/null +++ b/src/serverlib/s6rc_livedir_create.c @@ -0,0 +1,52 @@ +/* ISC license. */ + +#include <skalibs/nonposix.h> +#include <sys/stat.h> +#include <errno.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> +#include <skalibs/stralloc.h> +#include <skalibs/djbunix.h> +#include <s6-rc/s6rc-utils.h> + +int s6rc_livedir_create (stralloc *sa, char const *live, char const *suffix, char const *scandir, char const *prefix, char const *compiled, unsigned char const *state, unsigned int statelen, size_t *dirlen) +{ + size_t newlen, ddirlen ; + size_t sabase = sa->len ; + int wasnull = !sa->s ; + if (!s6rc_sanitize_dir(sa, live, &ddirlen)) return 0 ; + if (!stralloc_cats(sa, ":")) goto err ; + if (!stralloc_cats(sa, suffix)) goto err ; + if (!stralloc_cats(sa, ":XXXXXX")) goto err ; + if (!stralloc_0(sa)) goto err ; + if (!mkdtemp(sa->s + sabase)) goto err ; + newlen = sa->len-- ; + if (chmod(sa->s + sabase, 0755) < 0) goto delerr ; + if (!stralloc_catb(sa, "/servicedirs", 13)) goto delerr ; /* allocates enough for the next strcpys */ + if (mkdir(sa->s + sabase, 0755) < 0) goto delerr ; + strcpy(sa->s + newlen, "compiled") ; + if (symlink(compiled, sa->s + sabase) < 0) goto delerr ; + strcpy(sa->s + newlen, "scandir") ; + if (symlink(scandir, sa->s + sabase) < 0) goto delerr ; + strcpy(sa->s + newlen, "prefix") ; + if (!openwritenclose_unsafe(sa->s + sabase, prefix, strlen(prefix))) goto delerr ; + strcpy(sa->s + newlen, "state") ; + if (!openwritenclose_unsafe(sa->s + sabase, (char const *)state, statelen)) goto delerr ; + sa->len = newlen-1 ; + sa->s[newlen-1] = 0 ; + *dirlen = ddirlen ; + return 1 ; + + delerr: + { + int e = errno ; + sa->s[newlen] = 0 ; + rm_rf_in_tmp(sa, sabase) ; + errno = e ; + } + err: + if (wasnull) stralloc_free(sa) ; + else sa->len = sabase ; + return 0 ; +} |