xbps-rindex: switch named semaphore only for the target architecture.

This commit is contained in:
Juan RP
2014-01-31 18:44:24 +01:00
parent 4ee0f854bd
commit 4f7385e4a6
5 changed files with 39 additions and 23 deletions

View File

@ -85,8 +85,13 @@ int sign_repo(struct xbps_handle *, const char *, const char *,
bool repodata_flush(struct xbps_handle *, const char *, bool repodata_flush(struct xbps_handle *, const char *,
xbps_dictionary_t, xbps_dictionary_t, xbps_dictionary_t); xbps_dictionary_t, xbps_dictionary_t, xbps_dictionary_t);
struct idxlock {
sem_t *sem;
char *semname;
};
/* From sem.c */ /* From sem.c */
sem_t *index_lock(void); struct idxlock *index_lock(struct xbps_handle *);
void index_unlock(sem_t *); void index_unlock(struct idxlock *);
#endif /* !_XBPS_RINDEX_DEFS_H_ */ #endif /* !_XBPS_RINDEX_DEFS_H_ */

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@ -43,7 +43,7 @@ index_add(struct xbps_handle *xhp, int argc, char **argv, bool force)
xbps_array_t array, pkg_files, pkg_links, pkg_cffiles; xbps_array_t array, pkg_files, pkg_links, pkg_cffiles;
xbps_dictionary_t idx, idxmeta, idxfiles, binpkgd, pkg_filesd, curpkgd; xbps_dictionary_t idx, idxmeta, idxfiles, binpkgd, pkg_filesd, curpkgd;
xbps_object_t obj, fileobj; xbps_object_t obj, fileobj;
sem_t *sem; struct idxlock *il;
struct xbps_repo *repo; struct xbps_repo *repo;
struct stat st; struct stat st;
const char *arch; const char *arch;
@ -51,7 +51,7 @@ index_add(struct xbps_handle *xhp, int argc, char **argv, bool force)
int rv = 0, ret = 0; int rv = 0, ret = 0;
bool flush = false, found = false; bool flush = false, found = false;
if ((sem = index_lock()) == NULL) if ((il = index_lock(xhp)) == NULL)
return EINVAL; return EINVAL;
/* /*
* Read the repository data or create index dictionaries otherwise. * Read the repository data or create index dictionaries otherwise.
@ -263,7 +263,7 @@ index_add(struct xbps_handle *xhp, int argc, char **argv, bool force)
printf("index-files: %u packages registered.\n", xbps_dictionary_count(idxfiles)); printf("index-files: %u packages registered.\n", xbps_dictionary_count(idxfiles));
out: out:
index_unlock(sem); index_unlock(il);
return rv; return rv;
} }

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@ -122,12 +122,12 @@ index_clean(struct xbps_handle *xhp, const char *repodir)
xbps_dictionary_t idx = NULL, idxmeta = NULL, idxfiles = NULL; xbps_dictionary_t idx = NULL, idxmeta = NULL, idxfiles = NULL;
struct xbps_repo *repo; struct xbps_repo *repo;
struct cbdata cbd; struct cbdata cbd;
sem_t *sem; struct idxlock *il;
char *keyname, *pkgname; char *keyname, *pkgname;
int rv = 0; int rv = 0;
bool flush = false; bool flush = false;
if ((sem = index_lock()) == NULL) if ((il = index_lock(xhp)) == NULL)
return EINVAL; return EINVAL;
repo = xbps_repo_open(xhp, repodir); repo = xbps_repo_open(xhp, repodir);
@ -207,7 +207,7 @@ index_clean(struct xbps_handle *xhp, const char *repodir)
xbps_dictionary_count(idxfiles)); xbps_dictionary_count(idxfiles));
out: out:
index_unlock(sem); index_unlock(il);
if (idx) if (idx)
xbps_object_release(idx); xbps_object_release(idx);

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@ -32,33 +32,44 @@
#include "defs.h" #include "defs.h"
sem_t * struct idxlock *
index_lock(void) index_lock(struct xbps_handle *xhp)
{ {
sem_t *sem; struct idxlock *il;
if ((il = malloc(sizeof(struct idxlock))) == NULL)
return NULL;
/*
* Generate semaphore name for target architecture.
*/
il->semname = xbps_xasprintf("/xbps-rindex-%s",
xhp->target_arch ? xhp->target_arch : xhp->native_arch);
/* /*
* Create/open the POSIX named semaphore. * Create/open the POSIX named semaphore.
*/ */
sem = sem_open(_XBPS_RINDEX_SEMNAME, O_CREAT, 0660, 1); il->sem = sem_open(il->semname, O_CREAT, 0660, 1);
if (sem == SEM_FAILED) { if (il->sem == SEM_FAILED) {
fprintf(stderr, "%s: failed to create/open named " fprintf(stderr, "%s: failed to create/open named "
"semaphore: %s\n", _XBPS_RINDEX, strerror(errno)); "semaphore: %s\n", _XBPS_RINDEX, strerror(errno));
return NULL; return NULL;
} }
if (sem_wait(sem) == -1) { if (sem_wait(il->sem) == -1) {
fprintf(stderr, "%s: failed to lock named semaphore: %s\n", fprintf(stderr, "%s: failed to lock named semaphore: %s\n",
_XBPS_RINDEX, strerror(errno)); _XBPS_RINDEX, strerror(errno));
return NULL; return NULL;
} }
return sem; return il;
} }
void void
index_unlock(sem_t *sem) index_unlock(struct idxlock *il)
{ {
/* Unblock semaphore, close and destroy it (if possible) */ /* Unlock semaphore, close and destroy it (if possible) */
sem_post(sem); sem_post(il->sem);
sem_close(sem); sem_close(il->sem);
sem_unlink(_XBPS_RINDEX_SEMNAME); sem_unlink(il->semname);
free(il->semname);
free(il);
} }

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@ -116,7 +116,7 @@ int
sign_repo(struct xbps_handle *xhp, const char *repodir, sign_repo(struct xbps_handle *xhp, const char *repodir,
const char *privkey, const char *signedby) const char *privkey, const char *signedby)
{ {
sem_t *sem; struct idxlock *il;
struct stat st; struct stat st;
struct xbps_repo *repo; struct xbps_repo *repo;
xbps_dictionary_t pkgd, meta = NULL; xbps_dictionary_t pkgd, meta = NULL;
@ -137,7 +137,7 @@ sign_repo(struct xbps_handle *xhp, const char *repodir,
return -1; return -1;
} }
if ((sem = index_lock()) == NULL) if ((il = index_lock(xhp)) == NULL)
return EINVAL; return EINVAL;
/* /*
@ -296,7 +296,7 @@ sign_repo(struct xbps_handle *xhp, const char *repodir,
xbps_dictionary_count(repo->idx) == 1 ? "" : "s"); xbps_dictionary_count(repo->idx) == 1 ? "" : "s");
out: out:
index_unlock(sem); index_unlock(il);
if (rsa) { if (rsa) {
RSA_free(rsa); RSA_free(rsa);