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authorJosé Bollo <jose.bollo@iot.bzh>2017-07-03 13:09:11 +0200
committerJosé Bollo <jose.bollo@iot.bzh>2017-07-03 13:16:55 +0200
commit972a2048f3662806cef41c0e6f44cb3bdec0cc86 (patch)
treec4ee8f075f236c1583a6a0bc7c8ece042972c6f5
parent5cea66506dff09e8bdebbd623115ea103e87aba6 (diff)
install: improve port detection
Check any existing X-AFM-http-port or X-AFM--http-port. Change-Id: I1111095664535c849c76870f2e5104fb07099ab4 Signed-off-by: José Bollo <jose.bollo@iot.bzh>
-rw-r--r--src/wgtpkg-install.c62
1 files changed, 52 insertions, 10 deletions
diff --git a/src/wgtpkg-install.c b/src/wgtpkg-install.c
index 0e3025c..cec3b75 100644
--- a/src/wgtpkg-install.c
+++ b/src/wgtpkg-install.c
@@ -51,7 +51,40 @@ static const char* exec_type_strings[] = {
"application/vnd.agl.native"
};
-static const char key_http_port[] = "X-AFM--http-port";
+static const char key_afm_prefix[] = "X-AFM-";
+static const char key_http_port[] = "http-port";
+
+/*
+ * normalize unit files: remove comments, remove heading blanks,
+ * make single lines
+ */
+static void normalize_unit_file(char *content)
+{
+ char *read, *write, c;
+
+ read = write = content;
+ c = *read++;
+ while (c) {
+ switch (c) {
+ case '\n':
+ case ' ':
+ case '\t':
+ c = *read++;
+ break;
+ case '#':
+ case ';':
+ do { c = *read++; } while(c && c != '\n');
+ break;
+ default:
+ *write++ = c;
+ do { *write++ = c = *read++; } while(c && c != '\n');
+ if (write - content >= 2 && write[-2] == '\\')
+ (--write)[-1] = ' ';
+ break;
+ }
+ }
+ *write = c;
+}
static int get_port_cb(void *closure, const char *name, const char *path, int isuser)
{
@@ -65,19 +98,27 @@ static int get_port_cb(void *closure, const char *name, const char *path, int is
if (rc < 0)
return rc;
+ /* normalize the unit file */
+ normalize_unit_file(content);
+
/* process the file */
- iter = strstr(content, key_http_port);
+ iter = strstr(content, key_afm_prefix);
while (iter) {
- iter += sizeof key_http_port - 1;
- while(*iter && *iter != '=' && *iter != '\n')
+ iter += sizeof key_afm_prefix - 1;
+ if (*iter == '-')
iter++;
- if (*iter == '=') {
- while(*++iter == ' ');
- p = atoi(iter);
- if (p >= 0 && p < 32768)
- ((uint32_t*)closure)[p >> 5] |= (uint32_t)1 << (p & 31);
+ if (!strncmp(iter, key_http_port, sizeof key_http_port - 1)) {
+ iter += sizeof key_http_port - 1;
+ while(*iter && *iter != '=' && *iter != '\n')
+ iter++;
+ if (*iter == '=') {
+ while(*++iter == ' ');
+ p = atoi(iter);
+ if (p >= 0 && p < 32768)
+ ((uint32_t*)closure)[p >> 5] |= (uint32_t)1 << (p & 31);
+ }
}
- iter = strstr(iter, key_http_port);
+ iter = strstr(iter, key_afm_prefix);
}
free(content);
return 0;
@@ -95,6 +136,7 @@ static int get_port()
if (rc >= 0) {
for (rc = 1024 ; rc < 32768 && !~ports[rc >> 5] ; rc += 32);
if (rc == 32768) {
+ ERROR("Can't compute a valid port");
errno = EADDRNOTAVAIL;
rc = -1;
} else {