serval-dna/meshmb_cli.c

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#include "serval.h"
#include "serval_types.h"
#include "dataformats.h"
#include "cli.h"
#include "log.h"
#include "debug.h"
#include "instance.h"
#include "commandline.h"
#include "keyring.h"
#include "rhizome.h"
#include "message_ply.h"
#include "meshmb.h"
#include "feature.h"
DEFINE_FEATURE(cli_meshmb);
static struct meshmb_feeds * cli_feeds_open(const struct cli_parsed *parsed){
const char *idhex;
if (cli_arg(parsed, "id", &idhex, str_is_identity, "") == -1)
return NULL;
identity_t identity;
if (str_to_identity_t(&identity, idhex) == -1){
WHY("Invalid identity");
return NULL;
}
if (create_serval_instance_dir() == -1
|| rhizome_opendb() == -1
|| !(keyring = keyring_open_instance_cli(parsed)))
return NULL;
keyring_identity *id = keyring_find_identity(keyring, &identity);
if (!id){
WHY("Invalid identity");
return NULL;
}
struct meshmb_feeds *feeds = NULL;
if (meshmb_open(id, &feeds)==-1)
return NULL;
return feeds;
}
DEFINE_CMD(app_meshmb_send, 0,
"Append a public broadcast message to your feed",
"meshmb", "send" KEYRING_PIN_OPTIONS, "<id>", "<message>", "...");
static int app_meshmb_send(const struct cli_parsed *parsed, struct cli_context *UNUSED(context))
{
const char *message;
if (cli_arg(parsed, "message", &message, NULL, "") == -1)
return -1;
unsigned nfields = (parsed->varargi == -1) ? 0 : parsed->argc - (unsigned)parsed->varargi;
struct rhizome_manifest_field_assignment fields[nfields];
if (nfields){
if (rhizome_parse_field_assignments(fields, nfields, parsed->args + parsed->varargi)==-1)
return -1;
}
struct meshmb_feeds *feeds = cli_feeds_open(parsed);
int ret = -1;
if (feeds){
ret = meshmb_send(feeds, message, strlen(message)+1, nfields, fields);
if (ret!=-1){
ret = meshmb_flush(feeds);
if (ret!=-1)
ret=0;
}
meshmb_close(feeds);
}
if (keyring)
keyring_free(keyring);
keyring = NULL;
return ret;
}
// TODO from offset....?
DEFINE_CMD(app_meshmb_read, 0,
"Read all messages in a broadcast message feed.",
"meshmb", "read", "<id>");
static int app_meshmb_read(const struct cli_parsed *parsed, struct cli_context *context)
{
const char *hex_id;
if (cli_arg(parsed, "id", &hex_id, str_is_identity, "") == -1)
return -1;
rhizome_bid_t bid;
if (str_to_rhizome_bid_t(&bid, hex_id) == -1)
return WHY("Invalid Identity");
/* Ensure the Rhizome database exists and is open */
if (create_serval_instance_dir() == -1
|| rhizome_opendb() == -1)
return -1;
struct message_ply_read read;
bzero(&read, sizeof read);
if (message_ply_read_open(&read, &bid, NULL)==-1)
return -1;
int ret=0;
size_t row_id = 0;
const char *names[]={
"_id","offset","age","message"
};
cli_start_table(context, NELS(names), names);
time_s_t timestamp = 0;
time_s_t now = gettime();
while(message_ply_read_prev(&read)==0){
switch(read.type){
case MESSAGE_BLOCK_TYPE_TIME:
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if (message_ply_parse_timestamp(&read, &timestamp)!=0){
WARN("Malformed ply, expected timestamp");
continue;
}
break;
case MESSAGE_BLOCK_TYPE_MESSAGE:
cli_put_long(context, row_id++, ":");
cli_put_long(context, read.record_end_offset, ":");
cli_put_long(context, timestamp ? (long)(now - timestamp) : (long)-1, ":");
cli_put_string(context, (const char *)read.record, "\n");
break;
case MESSAGE_BLOCK_TYPE_ACK:
// TODO, link to some other ply?
break;
default:
//ignore unknown types
break;
}
}
cli_end_table(context, row_id);
message_ply_read_close(&read);
return ret;
}
DEFINE_CMD(app_meshmb_find, 0,
"Browse available broadcast message feeds",
"meshmb", "find", "[<search>]");
static int app_meshmb_find(const struct cli_parsed *parsed, struct cli_context *context)
{
const char *search=NULL;
cli_arg(parsed, "search", &search, NULL, "");
// Ensure the Rhizome database exists and is open
if (create_serval_instance_dir() == -1
|| rhizome_opendb() == -1)
return -1;
struct rhizome_list_cursor cursor;
bzero(&cursor, sizeof cursor);
cursor.service = RHIZOME_SERVICE_MESHMB;
cursor.name = search && search[0] ? search : NULL;
//TODO hide feeds that have been blocked
if (rhizome_list_open(&cursor) == -1)
return -1;
const char *names[]={
"_id",
"id",
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"author",
"version",
"date",
"name"
};
cli_start_table(context, NELS(names), names);
unsigned rowcount=0;
int n;
while ((n = rhizome_list_next(&cursor)) == 1) {
rowcount++;
rhizome_manifest *m = cursor.manifest;
cli_put_long(context, m->rowid, ":");
cli_put_hexvalue(context, m->keypair.public_key.binary, sizeof m->keypair.public_key.binary, ":");
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switch (m->authorship) {
case AUTHOR_NOT_CHECKED:
case AUTHOR_AUTHENTIC:
case AUTHOR_LOCAL:
case AUTHOR_REMOTE:
cli_put_hexvalue(context, m->author.binary, sizeof m->author.binary, ":");
break;
default:
cli_put_string(context, NULL, ":");
break;
}
cli_put_long(context, m->version, ":");
cli_put_long(context, m->has_date ? m->date : 0, ":");
cli_put_string(context, m->name, "\n");
}
rhizome_list_release(&cursor);
cli_end_table(context, rowcount);
return 0;
}
DEFINE_CMD(app_meshmb_follow, 0,
"Start or stop following a broadcast feed",
"meshmb", "follow|ignore" KEYRING_PIN_OPTIONS, "<id>", "<peer>");
static int app_meshmb_follow(const struct cli_parsed *parsed, struct cli_context *UNUSED(context))
{
const char *peerhex;
if (cli_arg(parsed, "peer", &peerhex, str_is_identity, "") == -1)
return -1;
int follow = cli_arg(parsed, "follow", NULL, NULL, NULL) == 0;
identity_t peer;
if (str_to_identity_t(&peer, peerhex) == -1)
return WHY("Invalid identity");
struct meshmb_feeds *feeds = cli_feeds_open(parsed);
int ret = -1;
if (feeds){
if (follow){
ret = meshmb_follow(feeds, &peer);
}else{
ret = meshmb_ignore(feeds, &peer);
}
if (ret!=-1){
ret = meshmb_flush(feeds);
if (ret!=-1)
ret=0;
}
meshmb_close(feeds);
}
if (keyring)
keyring_free(keyring);
keyring = NULL;
return ret;
}
struct cli_enum_context{
unsigned rowcount;
struct cli_context *context;
};
static int list_callback(struct meshmb_feed_details *details, void *context)
{
struct cli_enum_context *enum_context = context;
enum_context->rowcount++;
cli_put_long(enum_context->context, enum_context->rowcount, ":");
cli_put_string(enum_context->context, alloca_tohex_rhizome_bid_t(details->ply.bundle_id), ":");
cli_put_string(enum_context->context, alloca_tohex_sid_t(details->ply.author), ":");
cli_put_string(enum_context->context, details->name, ":");
cli_put_long(enum_context->context, details->timestamp ? (long)(gettime() - details->timestamp) : (long)-1, ":");
cli_put_string(enum_context->context, details->last_message, "\n");
return 0;
}
DEFINE_CMD(app_meshmb_list, 0,
"List the feeds that you are currently following",
"meshmb", "list", "following" KEYRING_PIN_OPTIONS, "<id>");
static int app_meshmb_list(const struct cli_parsed *parsed, struct cli_context *context)
{
struct meshmb_feeds *feeds = cli_feeds_open(parsed);
int ret = -1;
if (feeds){
const char *names[]={
"_id",
"id",
"author",
"name",
"age",
"last_message"
};
cli_start_table(context, NELS(names), names);
struct cli_enum_context enum_context = {
.rowcount = 0,
.context = context,
};
meshmb_enum(feeds, NULL, list_callback, &enum_context);
meshmb_close(feeds);
cli_end_table(context, enum_context.rowcount);
ret = 0;
}
if (keyring)
keyring_free(keyring);
keyring = NULL;
return ret;
}
DEFINE_CMD(app_meshmb_activity, 0,
"List messages from feeds that you are currently following",
"meshmb", "activity" KEYRING_PIN_OPTIONS, "<id>");
static int app_meshmb_activity(const struct cli_parsed *parsed, struct cli_context *context)
{
struct meshmb_feeds *feeds = cli_feeds_open(parsed);
int ret = -1;
if (feeds){
meshmb_update(feeds);
meshmb_flush(feeds);
struct meshmb_activity_iterator *iterator = meshmb_activity_open(feeds);
if (iterator){
const char *names[]={
"_id",
"id",
"author",
"name",
"age",
"offset",
"message"
};
cli_start_table(context, NELS(names), names);
unsigned rowcount=0;
time_s_t now = gettime();
while(meshmb_activity_next(iterator)==1){
switch(iterator->msg_reader.type){
case MESSAGE_BLOCK_TYPE_MESSAGE:
cli_put_long(context, rowcount++, ":");
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cli_put_string(context, alloca_tohex_rhizome_bid_t(iterator->msg_reader.bundle_id), ":");
cli_put_string(context, alloca_tohex_identity_t(&iterator->msg_reader.author), ":");
cli_put_string(context, iterator->msg_reader.name, ":");
cli_put_long(context, iterator->ack_timestamp ? (long)(now - iterator->ack_timestamp) : (long)-1, ":");
cli_put_long(context, iterator->msg_reader.record_end_offset, ":");
cli_put_string(context, (const char *)iterator->msg_reader.record, "\n");
}
}
cli_end_table(context, rowcount);
meshmb_activity_close(iterator);
ret = 0;
}
meshmb_close(feeds);
}
if (keyring)
keyring_free(keyring);
keyring = NULL;
return ret;
}