X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fwgtpkg-install.c;h=c5c41ea54c69f89d8528180de088d5f01f4c6014;hb=1b1399ed154f68d90665db122073c18d60b2c685;hp=0e3025c9a837f5b83b4fa2d0f228acb6f3a01a36;hpb=51c7935c6535ddb5865e6bd67de603326458cedd;p=src%2Fapp-framework-main.git

diff --git a/src/wgtpkg-install.c b/src/wgtpkg-install.c
index 0e3025c..c5c41ea 100644
--- a/src/wgtpkg-install.c
+++ b/src/wgtpkg-install.c
@@ -1,5 +1,5 @@
 /*
- Copyright 2015, 2016, 2017 IoT.bzh
+ Copyright (C) 2015-2018 IoT.bzh
 
  author: José Bollo <jose.bollo@iot.bzh>
 
@@ -40,6 +40,7 @@
 #include "wgtpkg-permissions.h"
 #include "wgtpkg-digsig.h"
 #include "wgtpkg-install.h"
+#include "wgtpkg-uninstall.h"
 #include "secmgr-wrap.h"
 #include "utils-dir.h"
 #include "wgtpkg-unit.h"
@@ -51,7 +52,52 @@ 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";
+
+#define HTTP_PORT_MIN			31000
+#define HTTP_PORT_MAX			32759
+#define HTTP_PORT_IS_VALID(port)	(HTTP_PORT_MIN <= (port) && (port) <= HTTP_PORT_MAX)
+#define HTTP_PORT_COUNT			(HTTP_PORT_MAX - HTTP_PORT_MIN + 1)
+#define HTTP_PORT_ACNT			((HTTP_PORT_COUNT + 31) >> 5)
+#define HTTP_PORT_ASFT(port)		(((port) - HTTP_PORT_MIN) & 31)
+#define HTTP_PORT_AIDX(port)		(((port) - HTTP_PORT_MIN) >> 5)
+#define HTTP_PORT_TEST(array,port)	((((array)[HTTP_PORT_AIDX(port)]) >> HTTP_PORT_ASFT(port)) & 1)
+#define HTTP_PORT_SET(array,port)	(((array)[HTTP_PORT_AIDX(port)]) |= (((uint32_t)1) << HTTP_PORT_ASFT(port)))
+
+static uint32_t *port_bits = NULL;
+
+/*
+ * 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)
 {
@@ -65,46 +111,81 @@ 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 (HTTP_PORT_IS_VALID(p))
+					HTTP_PORT_SET((uint32_t*)closure, p);
+			}
 		}
-		iter = strstr(iter, key_http_port);
+		iter = strstr(iter, key_afm_prefix);
 	}
 	free(content);
 	return 0;
 }
 
-static int get_port()
+static int update_portbits(uint32_t *portbits)
 {
 	int rc;
-	uint32_t ports[1024]; /* 1024 * 32 = 32768 */
-
-	memset(ports, 0, sizeof ports);
-	rc = systemd_unit_list(0, get_port_cb, &ports);
-	if (rc >= 0) {
-		rc = systemd_unit_list(1, get_port_cb, ports);
-		if (rc >= 0) {
-			for (rc = 1024 ; rc < 32768 && !~ports[rc >> 5] ; rc += 32);
-			if (rc == 32768) {
-				errno = EADDRNOTAVAIL;
-				rc = -1;
-			} else {
-				while (1 & (ports[rc >> 5] >> (rc & 31))) rc++;
-			}
-		}
-	}
+
+	memset(portbits, 0, HTTP_PORT_ACNT * sizeof(uint32_t));
+	rc = systemd_unit_list(0, get_port_cb, portbits);
+	if (rc >= 0)
+		rc = systemd_unit_list(1, get_port_cb, portbits);
+	if (rc < 0)
+		ERROR("troubles while updating ports");
 	return rc;
 }
 
+static int first_free_port(uint32_t *portbits)
+{
+	int port;
+
+	port = HTTP_PORT_MIN;
+	while (port <= HTTP_PORT_MAX && !~portbits[HTTP_PORT_AIDX(port)])
+		port += 32;
+	while (port <= HTTP_PORT_MAX && HTTP_PORT_TEST(portbits, port))
+		port++;
+	if (port > HTTP_PORT_MAX) {
+		ERROR("Can't compute a valid port");
+		errno = EADDRNOTAVAIL;
+		port = -1;
+	}
+	return port;
+}
+
+static int get_port()
+{
+	int port;
+
+	/* ensure existing port bitmap */
+	if (port_bits == NULL) {
+		port_bits = malloc(HTTP_PORT_ACNT * sizeof(uint32_t));
+		if (port_bits == NULL || update_portbits(port_bits) < 0)
+			return -1;
+	}
+
+	/* allocates the port */
+	port = first_free_port(port_bits);
+	if (port >= 0)
+		HTTP_PORT_SET(port_bits, port);
+
+	return port;
+}
+
 static int check_defined(const void *data, const char *name)
 {
 	if (data)
@@ -126,13 +207,13 @@ static int check_valid_string(const char *value, const char *name)
 	if (c == 0) {
 		ERROR("empty string forbidden in '%s' (temporary constraints)", name);
 		errno = EINVAL;
-		return -1;			
+		return -1;
 	}
 	do {
 		if (!isalnum(c) && !strchr(".-_", c)) {
 			ERROR("forbidden char %c in '%s' -> '%s' (temporary constraints)", c, name, value);
 			errno = EINVAL;
-			return -1;			
+			return -1;
 		}
 		c = value[++pos];
 	} while(c);
@@ -146,12 +227,13 @@ static int check_temporary_constraints(const struct wgt_desc *desc)
 	result  = check_valid_string(desc->id, "id");
 	result |= check_valid_string(desc->version, "version");
 	result |= check_valid_string(desc->ver, "ver");
-	result |= check_defined(desc->icons, "icon");
 	result |= check_defined(desc->content_src, "content");
+	if (desc->icons)
+		result |= check_defined(desc->icons->src, "icon.src");
 	if (result)
 		return result;
 
-	if (desc->icons->next) {
+	if (desc->icons && desc->icons->next) {
 		ERROR("widget has more than one icon defined (temporary constraints)");
 		errno = EINVAL;
 		result = -1;
@@ -252,6 +334,7 @@ static int check_one_content(const char *src, const char *type)
 {
 	int rc;
 	struct stat s;
+	int fhtdocs, serr;
 
 	if (!src) {
 		ERROR("a content src is missing");
@@ -261,6 +344,16 @@ static int check_one_content(const char *src, const char *type)
 		/* TODO: when dealing with HTML and languages, the check should
 		 * include i18n path search of widgets */
 		rc = fstatat(workdirfd, src, &s, AT_NO_AUTOMOUNT|AT_SYMLINK_NOFOLLOW);
+		if (rc < 0) {
+			serr = errno;
+			fhtdocs = openat(workdirfd, "htdocs", O_DIRECTORY|O_PATH);
+			if (fhtdocs >= 0) {
+				rc = fstatat(fhtdocs, src, &s, AT_NO_AUTOMOUNT|AT_SYMLINK_NOFOLLOW);
+				serr = errno;
+				close(fhtdocs);
+			}
+			errno = serr;
+		}
 		if (rc < 0)
 			ERROR("can't get info on content %s: %m", src);
 		else if (!S_ISREG(s.st_mode)) {
@@ -315,6 +408,9 @@ static int install_icon(const struct wgt_desc *desc)
 	char target[PATH_MAX];
 	int rc;
 
+	if (!desc->icons)
+		return 0;
+
 	create_directory(FWK_ICON_DIR, 0755, 1);
 	rc = snprintf(link, sizeof link, "%s/%s", FWK_ICON_DIR, desc->idaver);
 	if (rc >= (int)sizeof link) {
@@ -342,6 +438,37 @@ static int install_exec_flag(const struct wgt_desc *desc)
 	return for_all_content(desc, set_exec_flag);
 }
 
+static int install_file_properties(const struct wgt_desc *desc)
+{
+	int rc, rc2;
+	struct wgt_desc_feature *feat;
+	struct wgt_desc_param *param;
+
+	rc = 0;
+	feat = desc->features;
+	while (feat) {
+		if (!strcmp(feat->name, "urn:AGL:widget:file-properties")) {
+			param = feat->params;
+			while (param) {
+				if (!strcmp(param->value, "executable")) {
+					rc2 = fchmodat(workdirfd, param->name, 0755, 0);
+					if (rc2 < 0)
+						ERROR("can't make executable the file %s: %m", param->name);
+				} else {
+					ERROR("unknown file property %s for %s", param->value, param->name);
+					errno = EINVAL;
+					rc2 = -1;
+				}
+				if (rc2 < 0 && !rc)
+					rc = rc2;
+				param = param->next;
+			}
+		}
+		feat = feat->next;
+	}
+	return rc;
+}
+
 static int install_security(const struct wgt_desc *desc)
 {
 	char path[PATH_MAX], *head;
@@ -369,8 +496,8 @@ static int install_security(const struct wgt_desc *desc)
 	}
 	len--;
 	*head++ = '/';
-	icon = desc->icons->src;
-	lic = (unsigned)strlen(icon);
+	icon = desc->icons ? desc->icons->src : NULL;
+	lic = (unsigned)(icon ? strlen(icon) : 0);
 	n = file_count();
 	i = 0;
 	while(i < n) {
@@ -382,7 +509,7 @@ static int install_security(const struct wgt_desc *desc)
 			goto error2;
 		}
 		strcpy(head, f->name);
-		if (lf <= lic && !memcmp(f->name, icon, lf) && (!f->name[lf] || f->name[lf] == '/'))
+		if (lf <= lic && icon && !memcmp(f->name, icon, lf) && (!f->name[lf] || f->name[lf] == '/'))
 			rc = secmgr_path_public_read_only(path);
 		else
 			rc = secmgr_path_read_only(path);
@@ -414,7 +541,7 @@ struct wgt_info *install_widget(const char *wgtfile, const char *root, int force
 	struct wgt_info *ifo;
 	const struct wgt_desc *desc;
 	char installdir[PATH_MAX];
-	int port;
+	int port, err;
 	struct unitconf uconf;
 
 	NOTICE("-- INSTALLING widget %s to %s --", wgtfile, root);
@@ -429,7 +556,7 @@ struct wgt_info *install_widget(const char *wgtfile, const char *root, int force
 	if (zread(wgtfile, 0))
 		goto error2;
 
-	if (check_all_signatures())
+	if (check_all_signatures(DEFAULT_ALLOW_NO_SIGNATURE))
 		goto error2;
 
 	ifo = wgt_info_createat(workdirfd, NULL, 1, 1, 1);
@@ -444,6 +571,16 @@ struct wgt_info *install_widget(const char *wgtfile, const char *root, int force
 	if (get_target_directory(installdir, root, desc))
 		goto error3;
 
+	if (access(installdir, F_OK) == 0) {
+		if (!force) {
+			ERROR("widget already installed");
+			errno = EEXIST;
+			goto error3;
+		}
+		if (uninstall_widget(desc->idaver, root))
+			goto error3;
+	}
+
 	if (move_widget_to(installdir, force))
 		goto error3;
 
@@ -456,6 +593,9 @@ struct wgt_info *install_widget(const char *wgtfile, const char *root, int force
 	if (install_exec_flag(desc))
 		goto error4;
 
+	if (install_file_properties(desc))
+		goto error4;
+
 	port = get_port();
 	if (port < 0)
 		goto error4;
@@ -476,7 +616,9 @@ error3:
 	wgt_info_unref(ifo);
 
 error2:
+	err = errno;
 	remove_workdir();
+	errno = err;
 
 error1:
 	file_reset();