discover: Maintain a backlog of status updates

[petitboot] / lib / pb-protocol / pb-protocol.c

diff --git a/lib/pb-protocol/pb-protocol.c b/lib/pb-protocol/pb-protocol.c
index 1560ef797fe1ed31f0e0c98bf9ad215092f44eba..65a1e93408d834d0449d458d0806e3ef50be66f6 100644 (file)
--- a/lib/pb-protocol/pb-protocol.c
+++ b/lib/pb-protocol/pb-protocol.c
@@ -212,14 +212,14 @@ int pb_protocol_boot_len(const struct boot_command *boot)
                4 + optional_strlen(boot->dtb_file) +
                4 + optional_strlen(boot->boot_args) +
                4 + optional_strlen(boot->args_sig_file) +
-               4 + optional_strlen(boot->tty);
+               4 + optional_strlen(boot->console);
 }
 
-int pb_protocol_boot_status_len(const struct boot_status *status)
+int pb_protocol_boot_status_len(const struct status *status)
 {
-       return  4 +
+       return  4 +     /* type */
                4 + optional_strlen(status->message) +
-               4 + optional_strlen(status->detail) +
+               4 +     /* backlog */
                4;
 }
 
@@ -283,6 +283,8 @@ static int pb_protocol_interface_config_len(struct interface_config *conf)
                len += 4 + optional_strlen(conf->static_config.url);
        }
 
+       len += 4 /* conf->override */;
+
        return len;
 }
 
@@ -303,6 +305,9 @@ int pb_protocol_config_len(const struct config *config)
        for (i = 0; i < config->network.n_dns_servers; i++)
                len += 4 + optional_strlen(config->network.dns_servers[i]);
 
+       len += 4 + optional_strlen(config->http_proxy);
+       len += 4 + optional_strlen(config->https_proxy);
+
        len += 4;
        for (i = 0; i < config->n_autoboot_opts; i++) {
                if (config->autoboot_opts[i].boot_type == BOOT_DEVICE_TYPE)
@@ -316,11 +321,12 @@ int pb_protocol_config_len(const struct config *config)
 
        len += 4; /* allow_writes */
 
-       len += 4; /* n_tty */
-       for (i = 0; i < config->n_tty; i++)
-               len += 4 + optional_strlen(config->tty_list[i]);
+       len += 4; /* n_consoles */
+       for (i = 0; i < config->n_consoles; i++)
+               len += 4 + optional_strlen(config->consoles[i]);
 
-       len += 4 + optional_strlen(config->boot_tty);
+       len += 4 + optional_strlen(config->boot_console);
+       len += 4; /* manual_console */
 
        len += 4 + optional_strlen(config->lang);
 
@@ -387,7 +393,7 @@ int pb_protocol_serialise_boot_command(const struct boot_command *boot,
        pos += pb_protocol_serialise_string(pos, boot->dtb_file);
        pos += pb_protocol_serialise_string(pos, boot->boot_args);
        pos += pb_protocol_serialise_string(pos, boot->args_sig_file);
-       pos += pb_protocol_serialise_string(pos, boot->tty);
+       pos += pb_protocol_serialise_string(pos, boot->console);
 
        assert(pos <= buf + buf_len);
        (void)buf_len;
@@ -395,7 +401,7 @@ int pb_protocol_serialise_boot_command(const struct boot_command *boot,
        return 0;
 }
 
-int pb_protocol_serialise_boot_status(const struct boot_status *status,
+int pb_protocol_serialise_boot_status(const struct status *status,
                char *buf, int buf_len)
 {
        char *pos = buf;
@@ -404,10 +410,9 @@ int pb_protocol_serialise_boot_status(const struct boot_status *status,
        pos += sizeof(uint32_t);
 
        pos += pb_protocol_serialise_string(pos, status->message);
-       pos += pb_protocol_serialise_string(pos, status->detail);
 
-       *(uint32_t *)pos = __cpu_to_be32(status->type);
-       pos += sizeof(uint32_t);
+       *(bool *)pos = __cpu_to_be32(status->backlog);
+       pos += sizeof(bool);
 
        assert(pos <= buf + buf_len);
        (void)buf_len;
@@ -511,6 +516,9 @@ static int pb_protocol_serialise_config_interface(char *buf,
                                conf->static_config.url);
        }
 
+       *(uint32_t *)pos = conf->override;
+       pos += 4;
+
        return pos - buf;
 }
 
@@ -544,6 +552,9 @@ int pb_protocol_serialise_config(const struct config *config,
                                config->network.dns_servers[i]);
        }
 
+       pos += pb_protocol_serialise_string(pos, config->http_proxy);
+       pos += pb_protocol_serialise_string(pos, config->https_proxy);
+
        *(uint32_t *)pos = __cpu_to_be32(config->n_autoboot_opts);
        pos += 4;
        for (i = 0; i < config->n_autoboot_opts; i++) {
@@ -568,12 +579,14 @@ int pb_protocol_serialise_config(const struct config *config,
        *(uint32_t *)pos = config->allow_writes;
        pos += 4;
 
-       *(uint32_t *)pos = __cpu_to_be32(config->n_tty);
+       *(uint32_t *)pos = __cpu_to_be32(config->n_consoles);
        pos += 4;
-       for (i = 0; i < config->n_tty; i++)
-               pos += pb_protocol_serialise_string(pos, config->tty_list[i]);
+       for (i = 0; i < config->n_consoles; i++)
+               pos += pb_protocol_serialise_string(pos, config->consoles[i]);
 
-       pos += pb_protocol_serialise_string(pos, config->boot_tty);
+       pos += pb_protocol_serialise_string(pos, config->boot_console);
+       *(uint32_t *)pos = config->manual_console;
+       pos += 4;
 
        pos += pb_protocol_serialise_string(pos, config->lang);
 
@@ -798,7 +811,7 @@ int pb_protocol_deserialise_boot_command(struct boot_command *cmd,
        if (read_string(cmd, &pos, &len, &cmd->args_sig_file))
                goto out;
 
-       if (read_string(cmd, &pos, &len, &cmd->tty))
+       if (read_string(cmd, &pos, &len, &cmd->console))
                goto out;
 
        rc = 0;
@@ -807,7 +820,7 @@ out:
        return rc;
 }
 
-int pb_protocol_deserialise_boot_status(struct boot_status *status,
+int pb_protocol_deserialise_boot_status(struct status *status,
                const struct pb_protocol_message *message)
 {
        unsigned int len;
@@ -824,8 +837,8 @@ int pb_protocol_deserialise_boot_status(struct boot_status *status,
        status->type = __be32_to_cpu(*(uint32_t *)(pos));
 
        switch (status->type) {
-       case BOOT_STATUS_ERROR:
-       case BOOT_STATUS_INFO:
+       case STATUS_ERROR:
+       case STATUS_INFO:
                break;
        default:
                goto out;
@@ -834,22 +847,13 @@ int pb_protocol_deserialise_boot_status(struct boot_status *status,
        pos += sizeof(uint32_t);
        len -= sizeof(uint32_t);
 
-       /* message and detail strings */
+       /* message string */
        if (read_string(status, &pos, &len, &status->message))
                goto out;
 
-       if (read_string(status, &pos, &len, &status->detail))
-               goto out;
-
-       /* and finally, progress */
-       if (len < sizeof(uint32_t))
-               goto out;
-
-       status->progress = __be32_to_cpu(*(uint32_t *)(pos));
-
-       /* clamp to 100% */
-       if (status->progress > 100)
-               status->progress = 100;
+       /* backlog */
+       status->backlog = *(bool *)pos;
+       pos += sizeof(status->backlog);
 
        rc = 0;
 
@@ -1019,6 +1023,10 @@ static int pb_protocol_deserialise_config_interface(const char **buf,
                        return -1;
        }
 
+       if (read_u32(buf, len, &tmp))
+               return -1;
+       iface->override = !!tmp;
+
        return 0;
 }
 
@@ -1070,6 +1078,13 @@ int pb_protocol_deserialise_config(struct config *config,
                config->network.dns_servers[i] = str;
        }
 
+       if (read_string(config, &pos, &len, &str))
+               goto out;
+       config->http_proxy = str;
+       if (read_string(config, &pos, &len, &str))
+               goto out;
+       config->https_proxy = str;
+
        if (read_u32(&pos, &len, &config->n_autoboot_opts))
                goto out;
        config->autoboot_opts = talloc_array(config, struct autoboot_option,
@@ -1100,20 +1115,24 @@ int pb_protocol_deserialise_config(struct config *config,
                goto out;
        config->allow_writes = !!tmp;
 
-       if (read_u32(&pos, &len, &config->n_tty))
+       if (read_u32(&pos, &len, &config->n_consoles))
                goto out;
 
-       config->tty_list = talloc_array(config, char *, config->n_tty);
-       for (i = 0; i < config->n_tty; i++) {
-               if (read_string(config->tty_list, &pos, &len, &str))
+       config->consoles = talloc_array(config, char *, config->n_consoles);
+       for (i = 0; i < config->n_consoles; i++) {
+               if (read_string(config->consoles, &pos, &len, &str))
                        goto out;
-               config->tty_list[i] = str;
+               config->consoles[i] = str;
        }
 
        if (read_string(config, &pos, &len, &str))
                goto out;
 
-       config->boot_tty = str;
+       config->boot_console = str;
+
+       if (read_u32(&pos, &len, &tmp))
+               goto out;
+       config->manual_console = !!tmp;
 
        if (read_string(config, &pos, &len, &str))
                goto out;