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authorJosé Bollo <jose.bollo@iot.bzh>2016-02-13 17:20:08 +0100
committerJosé Bollo <jose.bollo@iot.bzh>2016-02-13 17:20:08 +0100
commitdfd67ab68a438f1a692e91832c3698b023c74167 (patch)
treed9b3900813f9dc1badce278d5022454cea5d2024
parentb61b97c4280c8cd5a34c69a35c954f9580462c45 (diff)
afm-launch: begins integration of modes
Change-Id: I51b3659ca86c04f7276b4beb0e0863fa0e1d700d Signed-off-by: José Bollo <jose.bollo@iot.bzh>
-rw-r--r--conf/afm-launch.conf8
-rw-r--r--src/afm-launch.c280
-rw-r--r--src/afm-user-daemon.c2
3 files changed, 192 insertions, 98 deletions
diff --git a/conf/afm-launch.conf b/conf/afm-launch.conf
index a572c88..92ede4d 100644
--- a/conf/afm-launch.conf
+++ b/conf/afm-launch.conf
@@ -14,6 +14,8 @@
# %H height
# %% %
+mode local
+
text/html
/usr/bin/afb-daemon --alias=/icons:%I --port=%P --rootdir=%r --token=%S --sessiondir=%D/.afb-daemon
/usr/bin/web-runtime http://localhost:%P/%c?token=%S
@@ -24,3 +26,9 @@ application/x-executable
text/vnd.qt.qml
/usr/bin/qt5/qmlscene -fullscreen -I %r -I %r/imports %r/%c
+mode remote
+
+text/html
+ /usr/bin/afb-daemon --alias=/icons:%I --port=%P --rootdir=%r --token=%S --sessiondir=%D/.afb-daemon
+ http://%%h:%P/%c?token=%S
+
diff --git a/src/afm-launch.c b/src/afm-launch.c
index 216e6df..87e8e3a 100644
--- a/src/afm-launch.c
+++ b/src/afm-launch.c
@@ -38,20 +38,18 @@ extern char **environ;
#define DEFAULT_TYPE "text/html"
-const char separators[] = " \t\n";
-
-struct execdesc {
- char *type;
- char **execs[2];
+struct type_list {
+ struct type_list *next;
+ char type[1];
};
-struct launchers {
- int count;
- struct execdesc *descs;
+struct desc_list {
+ struct desc_list *next;
+ enum afm_launch_mode mode;
+ struct type_list *types;
+ char **execs[2];
};
-static struct launchers launchers = { 0, NULL };
-
struct launchparam {
int port;
const char *secret;
@@ -60,8 +58,6 @@ struct launchparam {
const char **slave;
};
-static gid_t groupid = 0;
-
struct confread {
const char *filepath;
FILE *file;
@@ -71,17 +67,29 @@ struct confread {
char buffer[4096];
};
-static void dump_launchers(struct launchers *launchs)
+struct desc_list *launchers = NULL;
+
+static gid_t groupid = 0;
+
+const char separators[] = " \t\n";
+
+static void dump_launchers()
{
- int i, j, k;
- for (i = 0 ; i < launchs->count ; i++) {
- printf("%s\n", launchs->descs[i].type);
+ int j, k;
+ struct desc_list *desc;
+ struct type_list *type;
+
+ for (desc = launchers ; desc != NULL ; desc = desc->next) {
+ printf("mode %s\n", name_of_launch_mode(desc->mode));
+ for (type = desc->types ; type != NULL ; type = type->next)
+ printf("%s\n", type->type);
for ( j = 0 ; j < 2 ; j++)
- if (launchs->descs[i].execs[j] != NULL) {
- for (k = 0 ; launchs->descs[i].execs[j][k] != NULL ; k++)
- printf(" %s", launchs->descs[i].execs[j][k]);
+ if (desc->execs[j] != NULL) {
+ for (k = 0 ; desc->execs[j][k] != NULL ; k++)
+ printf(" %s", desc->execs[j][k]);
printf("\n");
}
+ printf("\n");
}
}
@@ -110,13 +118,7 @@ static int read_line(struct confread *cread)
return 0;
}
-static char *dup_token(struct confread *cread)
-{
- assert(cread->length);
- return strndup(&cread->buffer[cread->index], cread->length);
-}
-
-static char **dup_tokens_vector(struct confread *cread)
+static char **read_vector(struct confread *cread)
{
int index0, length0;
char **vector, *args;
@@ -158,99 +160,171 @@ static char **dup_tokens_vector(struct confread *cread)
return vector;
}
-static int read_type(struct confread *cread)
+static struct type_list *read_type(struct confread *cread)
{
- int count;
- struct execdesc *descs;
- char *type;
+ int index, length;
+ struct type_list *result;
- /* get the type */
- type = dup_token(cread);
- if (type == NULL) {
- ERROR("%s:%d: out of memory", cread->filepath, cread->lineno);
- errno = ENOMEM;
- return -1;
- }
+ /* record index and length */
+ index = cread->index;
+ length = cread->length;
- /* check the type */
+ /* check no extra characters */
if (next_token(cread)) {
- ERROR("%s:%d: extra characters found after type %s", cread->filepath, cread->lineno, type);
- free(type);
+ ERROR("%s:%d: extra characters found after type %.*s", cread->filepath, cread->lineno, length, &cread->buffer[index]);
errno = EINVAL;
- return -1;
+ return NULL;
}
- /* allocates data */
- count = launchers.count + 1;
- descs = realloc(launchers.descs, count * sizeof(struct execdesc));
- if (descs == NULL) {
- free(type);
+ /* allocate structure */
+ result = malloc(sizeof(struct type_list) + length);
+ if (result == NULL) {
+ ERROR("%s:%d: out of memory", cread->filepath, cread->lineno);
errno = ENOMEM;
- return -1;
+ return NULL;
}
- /* fill data */
- launchers.descs = descs;
- descs += count - 1;
- descs->type = type;
- descs->execs[0] = NULL;
- descs->execs[1] = NULL;
- launchers.count = count;
- return 0;
+ /* fill the structure */
+ memcpy(result->type, &cread->buffer[index], length);
+ result->type[length] = 0;
+ return result;
}
-static int read_args(struct confread *cread, int bottom, int offset)
+static enum afm_launch_mode read_mode(struct confread *cread)
{
- char **vector;
+ int index, length;
+ enum afm_launch_mode result;
- while (bottom < launchers.count) {
- vector = dup_tokens_vector(cread);
- if (vector == NULL) {
- ERROR("%s:%d: out of memory", cread->filepath, cread->lineno);
- return -1;
- }
- launchers.descs[bottom++].execs[offset] = vector;
+ assert(cread->index == 0);
+ assert(!strncmp(&cread->buffer[cread->index], "mode", 4));
+
+ /* get the next token: the mode string */
+ if (!next_token(cread)) {
+ ERROR("%s:%d: no mode value set", cread->filepath, cread->lineno);
+ errno = EINVAL;
+ return invalid_launch_mode;
+ }
+
+ /* record index and length */
+ index = cread->index;
+ length = cread->length;
+
+ /* check no extra characters */
+ if (next_token(cread)) {
+ ERROR("%s:%d: extra characters found after mode %.*s", cread->filepath, cread->lineno, length, &cread->buffer[index]);
+ errno = EINVAL;
+ return invalid_launch_mode;
+ }
+
+ /* get the mode */
+ cread->buffer[index + length] = 0;
+ result = launch_mode_of_string(&cread->buffer[index]);
+ if (result == invalid_launch_mode) {
+ ERROR("%s:%d: invalid mode value %s", cread->filepath, cread->lineno, &cread->buffer[index]);
+ errno = EINVAL;
+ }
+ return result;
+}
+
+static void free_type_list(struct type_list *types)
+{
+ while (types != NULL) {
+ struct type_list *next = types->next;
+ free(types);
+ types = next;
}
- return 0;
}
static int read_launchers(struct confread *cread)
{
- int rc, bottom, offset, typed;
+ int rc;
+ struct type_list *types, *lt;
+ struct desc_list *desc;
+ enum afm_launch_mode mode;
+ char **vector;
/* reads the file */
- offset = 0;
- typed = 0;
- bottom = launchers.count;
+ lt = NULL;
+ types = NULL;
+ desc = NULL;
+ mode = invalid_launch_mode;
rc = read_line(cread);
while (rc > 0) {
if (cread->index == 0) {
- if (!typed)
- bottom = launchers.count;
- rc = read_type(cread);
- if (rc)
- return rc;
- if (!typed) {
- typed = 1;
- offset = 0;
+ if (cread->length == 4 && !memcmp(&cread->buffer[cread->index], "mode", 4)) {
+ /* check if allowed */
+ if (types != NULL) {
+ ERROR("%s:%d: mode found before launch vector", cread->filepath, cread->lineno);
+ errno = EINVAL;
+ free_type_list(types);
+ return -1;
+ }
+
+ /* read the mode */
+ mode = read_mode(cread);
+ if (mode == invalid_launch_mode)
+ return -1;
+ } else {
+ if (mode == invalid_launch_mode) {
+ ERROR("%s:%d: mode not found before type", cread->filepath, cread->lineno);
+ errno = EINVAL;
+ assert(types == NULL);
+ return -1;
+ }
+ /* read a type */
+ lt = read_type(cread);
+ if (lt == NULL) {
+ free_type_list(types);
+ return -1;
+ }
+ lt->next = types;
+ types = lt;
}
- } else if (!typed && !offset) {
- ERROR("%s:%d: untyped launcher found", cread->filepath, cread->lineno);
- errno = EINVAL;
- return -1;
- } else if (offset >= 2) {
- ERROR("%s:%d: extra launcher found", cread->filepath, cread->lineno);
+ desc = NULL;
+ } else if (types == NULL && desc == NULL) {
+ if (lt == NULL)
+ ERROR("%s:%d: untyped launch vector found", cread->filepath, cread->lineno);
+ else
+ ERROR("%s:%d: extra launch vector found (2 max)", cread->filepath, cread->lineno);
errno = EINVAL;
return -1;
} else {
- rc = read_args(cread, bottom, offset);
- if (rc)
- return rc;
- offset++;
- typed = 0;
+ vector = read_vector(cread);
+ if (vector == NULL) {
+ ERROR("%s:%d: out of memory", cread->filepath, cread->lineno);
+ free_type_list(types);
+ errno = ENOMEM;
+ return -1;
+ }
+ if (types) {
+ assert(desc == NULL);
+ desc = malloc(sizeof * desc);
+ if (desc == NULL) {
+ ERROR("%s:%d: out of memory", cread->filepath, cread->lineno);
+ free_type_list(types);
+ errno = ENOMEM;
+ return -1;
+ }
+ desc->next = launchers;
+ desc->mode = mode;
+ desc->types = types;
+ desc->execs[0] = vector;
+ desc->execs[1] = NULL;
+ types = NULL;
+ launchers = desc;
+ } else {
+ desc->execs[1] = vector;
+ desc = NULL;
+ }
}
rc = read_line(cread);
}
+ if (types != NULL) {
+ ERROR("%s:%d: end of file found before launch vector", cread->filepath, cread->lineno);
+ free_type_list(types);
+ errno = EINVAL;
+ return -1;
+ }
return rc;
}
@@ -587,17 +661,31 @@ int afm_launch_initialize()
groupid = -1;
rc = read_configuration_file(FWK_LAUNCH_CONF);
- dump_launchers(&launchers);
+ dump_launchers();
return rc;
}
+static struct desc_list *search_launcher(const char *type, enum afm_launch_mode mode)
+{
+ struct desc_list *dl;
+ struct type_list *tl;
+
+ for (dl = launchers ; dl ; dl = dl->next)
+ if (dl->mode == mode)
+ for (tl = dl->types ; tl != NULL ; tl = tl->next)
+ if (!strcmp(tl->type, type))
+ return dl;
+ return NULL;
+}
+
int afm_launch(struct afm_launch_desc *desc, pid_t children[2], char **uri)
{
char datadir[PATH_MAX];
- int ikl, rc;
+ int rc;
char secret[9];
struct launchparam params;
const char *type;
+ struct desc_list *dl;
/* should be init */
assert(groupid != 0);
@@ -609,11 +697,9 @@ int afm_launch(struct afm_launch_desc *desc, pid_t children[2], char **uri)
/* what launcher ? */
type = desc->type != NULL && *desc->type ? desc->type : DEFAULT_TYPE;
- ikl = 0;
- while (ikl < launchers.count && strcmp(type, launchers.descs[ikl].type))
- ikl++;
- if (ikl == launchers.count) {
- ERROR("type %s not found!", type);
+ dl = search_launcher(type, desc->mode);
+ if (dl == NULL) {
+ ERROR("type %s not found for mode %s!", type, name_of_launch_mode(desc->mode));
errno = ENOENT;
return -1;
}
@@ -631,8 +717,8 @@ int afm_launch(struct afm_launch_desc *desc, pid_t children[2], char **uri)
params.port = mkport();
params.secret = secret;
params.datadir = datadir;
- params.master = (const char **)launchers.descs[ikl].execs[0];
- params.slave = (const char **)launchers.descs[ikl].execs[1];
+ params.master = (const char **)dl->execs[0];
+ params.slave = (const char **)dl->execs[1];
return params.slave ? launchexec2(desc, children, &params) : launchexec1(desc, children, &params);
}
diff --git a/src/afm-user-daemon.c b/src/afm-user-daemon.c
index 09ec0b5..81115d7 100644
--- a/src/afm-user-daemon.c
+++ b/src/afm-user-daemon.c
@@ -140,7 +140,7 @@ static void on_start(struct jreq *jreq, struct json_object *obj)
}
/* get the application */
- INFO("method start called for %s mode=%s", appid, mode);
+ INFO("method start called for %s mode=%s", appid, name_of_launch_mode(mode));
appli = afm_db_get_application(afdb, appid);
if (appli == NULL) {
jbus_reply_error_s(jreq, error_not_found);