| 1 |
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-module(chrme_cli). |
| 2 |
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|
| 3 |
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-export([main/1]). |
| 4 |
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|
| 5 |
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-define(EXIT_OK, 0). |
| 6 |
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-define(EXIT_USAGE_ERROR, 1). |
| 7 |
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-define(EXIT_ERROR, 2). |
| 8 |
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|
| 9 |
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main(Args) -> |
| 10 |
:-( |
case Args of |
| 11 |
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[] -> |
| 12 |
:-( |
print_usage(), |
| 13 |
:-( |
halt(?EXIT_OK); |
| 14 |
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["-h"] -> |
| 15 |
:-( |
print_usage(), |
| 16 |
:-( |
halt(?EXIT_OK); |
| 17 |
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["--help"] -> |
| 18 |
:-( |
print_usage(), |
| 19 |
:-( |
halt(?EXIT_OK); |
| 20 |
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["-V"] -> |
| 21 |
:-( |
print_version(), |
| 22 |
:-( |
halt(?EXIT_OK); |
| 23 |
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["--version"] -> |
| 24 |
:-( |
print_version(), |
| 25 |
:-( |
halt(?EXIT_OK); |
| 26 |
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["help" | Rest] -> |
| 27 |
:-( |
do_help(Rest), |
| 28 |
:-( |
halt(?EXIT_OK); |
| 29 |
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_ -> |
| 30 |
:-( |
case parse_args(Args) of |
| 31 |
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{ok, Opts, CmdArgs} -> |
| 32 |
:-( |
dispatch(Opts, CmdArgs); |
| 33 |
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{error, Msg} -> |
| 34 |
:-( |
io:format("Error: ~s~n", [Msg]), |
| 35 |
:-( |
print_usage(), |
| 36 |
:-( |
halt(?EXIT_USAGE_ERROR) |
| 37 |
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end |
| 38 |
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end. |
| 39 |
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|
| 40 |
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do_navigate(Opts, ["--id", IdStr, UrlStr]) -> |
| 41 |
:-( |
Host = maps:get(host, Opts), |
| 42 |
:-( |
Port = maps:get(port, Opts), |
| 43 |
:-( |
Name = cli_nav, |
| 44 |
:-( |
TargetId = list_to_binary(IdStr), |
| 45 |
:-( |
case chrme_session:attach(Name, Host, Port, TargetId) of |
| 46 |
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{ok, _Session} -> |
| 47 |
:-( |
chrme_session:await_start(Name), |
| 48 |
:-( |
_ = chrme_page:enable(Name), |
| 49 |
:-( |
case chrme_page:navigate(Name, list_to_binary(UrlStr)) of |
| 50 |
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{ok, Nav} -> |
| 51 |
:-( |
Frame = maps:get(frame_id, Nav), |
| 52 |
:-( |
Loader = maps:get(loader_id, Nav), |
| 53 |
:-( |
io:format("Navigated existing target ~ts to ~ts. FrameId=~ts loaderId=~p~n", |
| 54 |
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[TargetId, UrlStr, Frame, Loader]), |
| 55 |
:-( |
halt(?EXIT_OK); |
| 56 |
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Err -> |
| 57 |
:-( |
io:format("Navigation error: ~p~n", [Err]), |
| 58 |
:-( |
halt(?EXIT_ERROR) |
| 59 |
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end; |
| 60 |
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{error, Err} -> |
| 61 |
:-( |
io:format("Error attaching to target ~ts: ~p~n", [TargetId, Err]), |
| 62 |
:-( |
halt(?EXIT_ERROR) |
| 63 |
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end; |
| 64 |
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do_navigate(Opts, ["-i", IdStr, UrlStr]) -> |
| 65 |
:-( |
do_navigate(Opts, ["--id", IdStr, UrlStr]); |
| 66 |
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do_navigate(Opts, [UrlStr]) -> |
| 67 |
:-( |
Host = maps:get(host, Opts), |
| 68 |
:-( |
Port = maps:get(port, Opts), |
| 69 |
:-( |
Name = cli_nav, |
| 70 |
:-( |
Url = list_to_binary(UrlStr), |
| 71 |
:-( |
case chrme_session:start(Name, Host, Port, Url) of |
| 72 |
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{ok, _Session} -> |
| 73 |
:-( |
chrme_session:await_start(Name), |
| 74 |
:-( |
_ = chrme_page:enable(Name), |
| 75 |
:-( |
case chrme_page:navigate(Name, Url) of |
| 76 |
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{ok, Nav} -> |
| 77 |
:-( |
Frame = maps:get(frame_id, Nav), |
| 78 |
:-( |
Loader = maps:get(loader_id, Nav), |
| 79 |
:-( |
io:format("Navigated to ~ts. FrameId=~ts loaderId=~p~n", [Url, Frame, Loader]), |
| 80 |
:-( |
halt(?EXIT_OK); |
| 81 |
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Err -> |
| 82 |
:-( |
io:format("Navigation error: ~p~n", [Err]), |
| 83 |
:-( |
halt(?EXIT_ERROR) |
| 84 |
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end; |
| 85 |
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{error, Err} -> |
| 86 |
:-( |
io:format("Error starting session: ~p~n", [Err]), |
| 87 |
:-( |
halt(?EXIT_ERROR) |
| 88 |
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end; |
| 89 |
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do_navigate(_, _) -> |
| 90 |
:-( |
io:format("Usage: chrme navigate <url> | --id <target-id> <url>~n", []), |
| 91 |
:-( |
halt(?EXIT_USAGE_ERROR). |
| 92 |
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|
| 93 |
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%% Evaluate JavaScript expression on a new or existing target |
| 94 |
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do_evaluate(Opts, ["--id", IdStr | ExprParts]) -> |
| 95 |
:-( |
Host = maps:get(host, Opts), |
| 96 |
:-( |
Port = maps:get(port, Opts), |
| 97 |
:-( |
Name = cli_eval, |
| 98 |
:-( |
TargetId = list_to_binary(IdStr), |
| 99 |
:-( |
case chrme_session:attach(Name, Host, Port, TargetId) of |
| 100 |
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{ok, _Session} -> |
| 101 |
:-( |
chrme_session:await_start(Name), |
| 102 |
:-( |
_ = chrme_cdp:call(Name, <<"Runtime.enable">>, #{}), |
| 103 |
:-( |
Expr = list_to_binary(string:join(ExprParts, " ")), |
| 104 |
:-( |
case chrme_runtime:evaluate(Name, Expr) of |
| 105 |
:-( |
{ok, Result} -> io:format("~p~n", [Result]), halt(?EXIT_OK); |
| 106 |
:-( |
{error, Err} -> io:format("Evaluation error: ~p~n", [Err]), halt(?EXIT_ERROR) |
| 107 |
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end; |
| 108 |
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{error, Err} -> |
| 109 |
:-( |
io:format("Error attaching to target ~ts: ~p~n", [TargetId, Err]), |
| 110 |
:-( |
halt(?EXIT_ERROR) |
| 111 |
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end; |
| 112 |
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do_evaluate(Opts, ["-i", IdStr | ExprParts]) -> |
| 113 |
:-( |
do_evaluate(Opts, ["--id", IdStr | ExprParts]); |
| 114 |
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do_evaluate(Opts, ExprParts) when is_list(ExprParts) -> |
| 115 |
:-( |
Host = maps:get(host, Opts), |
| 116 |
:-( |
Port = maps:get(port, Opts), |
| 117 |
:-( |
Name = cli_eval, |
| 118 |
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%% Open a blank page by default |
| 119 |
:-( |
case chrme_session:start(Name, Host, Port, list_to_binary("about:blank")) of |
| 120 |
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{ok, _Session} -> |
| 121 |
:-( |
chrme_session:await_start(Name), |
| 122 |
:-( |
_ = chrme_cdp:call(Name, <<"Runtime.enable">>, #{}), |
| 123 |
:-( |
Expr = list_to_binary(string:join(ExprParts, " ")), |
| 124 |
:-( |
case chrme_runtime:evaluate(Name, Expr) of |
| 125 |
:-( |
{ok, Result} -> io:format("~p~n", [Result]), halt(?EXIT_OK); |
| 126 |
:-( |
{error, Err} -> io:format("Evaluation error: ~p~n", [Err]), halt(?EXIT_ERROR) |
| 127 |
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end; |
| 128 |
|
{error, Err} -> |
| 129 |
:-( |
io:format("Error creating session: ~p~n", [Err]), |
| 130 |
:-( |
halt(?EXIT_ERROR) |
| 131 |
|
end; |
| 132 |
|
do_evaluate(_, _) -> |
| 133 |
:-( |
io:format("Usage: chrme evaluate [--id <target-id>] <expression>~n", []), |
| 134 |
:-( |
halt(?EXIT_USAGE_ERROR). |
| 135 |
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|
| 136 |
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%% Dump the DOM of a target (new or existing) |
| 137 |
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do_dom(Opts, ["--id", IdStr]) -> |
| 138 |
:-( |
Host = maps:get(host, Opts), |
| 139 |
:-( |
Port = maps:get(port, Opts), |
| 140 |
:-( |
Name = cli_dom, |
| 141 |
:-( |
TargetId = list_to_binary(IdStr), |
| 142 |
:-( |
case chrme_session:attach(Name, Host, Port, TargetId) of |
| 143 |
|
{ok, _Session} -> |
| 144 |
:-( |
chrme_session:await_start(Name), |
| 145 |
:-( |
_ = chrme_cdp:call(Name, <<"DOM.enable">>, #{}), |
| 146 |
:-( |
case chrme_dom:get_document(Name) of |
| 147 |
|
{ok, Doc} -> |
| 148 |
:-( |
NodeId = maps:get(<<"nodeId">>, Doc), |
| 149 |
:-( |
case chrme_dom:get_outer_html(Name, NodeId) of |
| 150 |
|
{ok, Html} -> |
| 151 |
:-( |
io:format("~ts~n", [Html]), |
| 152 |
:-( |
halt(?EXIT_OK); |
| 153 |
|
{error, Err} -> |
| 154 |
:-( |
io:format("DOM dump error: ~p~n", [Err]), |
| 155 |
:-( |
halt(?EXIT_ERROR) |
| 156 |
|
end; |
| 157 |
|
{error, Err} -> |
| 158 |
:-( |
io:format("Error getting document: ~p~n", [Err]), |
| 159 |
:-( |
halt(?EXIT_ERROR) |
| 160 |
|
end; |
| 161 |
|
{error, Err} -> |
| 162 |
:-( |
io:format("Error attaching to target ~s: ~p~n", [IdStr, Err]), |
| 163 |
:-( |
halt(?EXIT_ERROR) |
| 164 |
|
end; |
| 165 |
|
do_dom(Opts, ["-i", IdStr]) -> |
| 166 |
:-( |
do_dom(Opts, ["--id", IdStr]); |
| 167 |
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do_dom(Opts, [UrlStr]) -> |
| 168 |
:-( |
Host = maps:get(host, Opts), |
| 169 |
:-( |
Port = maps:get(port, Opts), |
| 170 |
:-( |
Name = cli_dom, |
| 171 |
:-( |
Url = list_to_binary(UrlStr), |
| 172 |
:-( |
case chrme_session:start(Name, Host, Port, Url) of |
| 173 |
|
{ok, _Session} -> |
| 174 |
:-( |
chrme_session:await_start(Name), |
| 175 |
:-( |
_ = chrme_cdp:call(Name, <<"Page.enable">>, #{}), |
| 176 |
:-( |
_ = chrme_cdp:call(Name, <<"DOM.enable">>, #{}), |
| 177 |
:-( |
case chrme_page:navigate(Name, Url) of |
| 178 |
|
{ok, _Nav} -> |
| 179 |
:-( |
case chrme_dom:get_document(Name) of |
| 180 |
|
{ok, Doc} -> |
| 181 |
:-( |
NodeId = maps:get(<<"nodeId">>, Doc), |
| 182 |
:-( |
case chrme_dom:get_outer_html(Name, NodeId) of |
| 183 |
|
{ok, Html} -> |
| 184 |
:-( |
io:format("~ts~n", [Html]), |
| 185 |
:-( |
halt(?EXIT_OK); |
| 186 |
|
{error, Err} -> |
| 187 |
:-( |
io:format("DOM dump error: ~p~n", [Err]), |
| 188 |
:-( |
halt(?EXIT_ERROR) |
| 189 |
|
end; |
| 190 |
|
{error, Err} -> |
| 191 |
:-( |
io:format("Error getting document: ~p~n", [Err]), |
| 192 |
:-( |
halt(?EXIT_ERROR) |
| 193 |
|
end; |
| 194 |
|
{error, Err} -> |
| 195 |
:-( |
io:format("Navigation error: ~p~n", [Err]), |
| 196 |
:-( |
halt(?EXIT_ERROR) |
| 197 |
|
end; |
| 198 |
|
{error, Err} -> |
| 199 |
:-( |
io:format("Error starting session: ~p~n", [Err]), |
| 200 |
:-( |
halt(?EXIT_ERROR) |
| 201 |
|
end; |
| 202 |
|
do_dom(_, _) -> |
| 203 |
:-( |
io:format("Usage: chrme dom [--id <target-id>] <url>~n", []), |
| 204 |
:-( |
halt(?EXIT_USAGE_ERROR). |
| 205 |
|
|
| 206 |
|
%% Stream all protocol events for a target (new or existing) |
| 207 |
|
do_events(Opts, ["--id", IdStr]) -> |
| 208 |
:-( |
Host = maps:get(host, Opts), |
| 209 |
:-( |
Port = maps:get(port, Opts), |
| 210 |
:-( |
Name = cli_events, |
| 211 |
:-( |
TargetId = list_to_binary(IdStr), |
| 212 |
:-( |
case chrme_session:attach(Name, Host, Port, TargetId) of |
| 213 |
|
{ok, _Session} -> |
| 214 |
:-( |
chrme_session:await_start(Name), |
| 215 |
:-( |
_ = chrme_cdp:call(Name, <<"Page.enable">>, #{}), |
| 216 |
:-( |
_ = chrme_cdp:call(Name, <<"Network.enable">>, #{}), |
| 217 |
:-( |
_ = chrme_cdp:call(Name, <<"Runtime.enable">>, #{}), |
| 218 |
:-( |
_ = chrme_cdp:call(Name, <<"DOM.enable">>, #{}), |
| 219 |
:-( |
Ref = make_ref(), |
| 220 |
:-( |
CallbackName = {cli_events, Name, Ref}, |
| 221 |
:-( |
CallbackFun = fun |
| 222 |
:-( |
(stop) -> true; |
| 223 |
|
(Msg) -> |
| 224 |
:-( |
io:format("~s~n", [jsone:encode(Msg)]), |
| 225 |
:-( |
true |
| 226 |
|
end, |
| 227 |
:-( |
chrme_ws_apic:add_callback(Name, {CallbackName, CallbackFun}), |
| 228 |
:-( |
io:format("Streaming events for target ~ts. Press Ctrl+C to quit.~n", [TargetId]), |
| 229 |
:-( |
events_loop(); |
| 230 |
|
{error, Err} -> |
| 231 |
:-( |
io:format("Error attaching to target ~s: ~p~n", [IdStr, Err]), |
| 232 |
:-( |
halt(?EXIT_ERROR) |
| 233 |
|
end; |
| 234 |
|
do_events(Opts, ["-i", IdStr]) -> |
| 235 |
:-( |
do_events(Opts, ["--id", IdStr]); |
| 236 |
|
do_events(Opts, []) -> |
| 237 |
:-( |
Host = maps:get(host, Opts), |
| 238 |
:-( |
Port = maps:get(port, Opts), |
| 239 |
:-( |
Name = cli_events, |
| 240 |
:-( |
case chrme_session:start(Name, Host, Port, list_to_binary("about:blank")) of |
| 241 |
|
{ok, _Session} -> |
| 242 |
:-( |
chrme_session:await_start(Name), |
| 243 |
:-( |
_ = chrme_cdp:call(Name, <<"Page.enable">>, #{}), |
| 244 |
:-( |
_ = chrme_cdp:call(Name, <<"Network.enable">>, #{}), |
| 245 |
:-( |
_ = chrme_cdp:call(Name, <<"Runtime.enable">>, #{}), |
| 246 |
:-( |
_ = chrme_cdp:call(Name, <<"DOM.enable">>, #{}), |
| 247 |
:-( |
Ref = make_ref(), |
| 248 |
:-( |
CallbackName = {cli_events, Name, Ref}, |
| 249 |
:-( |
CallbackFun = fun |
| 250 |
:-( |
(stop) -> true; |
| 251 |
|
(Msg) -> |
| 252 |
:-( |
io:format("~s~n", [jsone:encode(Msg)]), |
| 253 |
:-( |
true |
| 254 |
|
end, |
| 255 |
:-( |
chrme_ws_apic:add_callback(Name, {CallbackName, CallbackFun}), |
| 256 |
:-( |
io:format("Streaming events for new target. Press Ctrl+C to quit.~n", []), |
| 257 |
:-( |
events_loop(); |
| 258 |
|
_ -> |
| 259 |
:-( |
io:format("Usage: chrme events [--id <target-id>]~n", []), |
| 260 |
:-( |
halt(?EXIT_USAGE_ERROR) |
| 261 |
|
end. |
| 262 |
|
|
| 263 |
|
events_loop() -> |
| 264 |
:-( |
receive |
| 265 |
:-( |
_ -> events_loop() |
| 266 |
|
end. |
| 267 |
|
|
| 268 |
|
print_usage() -> |
| 269 |
:-( |
io:format("Usage: chrme [OPTIONS] <command> [args]~n~n", []), |
| 270 |
:-( |
io:format("Options:~n", []), |
| 271 |
:-( |
io:format(" -h, --help Show this help message~n", []), |
| 272 |
:-( |
io:format(" -V, --version Show version~n", []), |
| 273 |
:-( |
io:format(" -H, --host <host> Debugging HTTP host (default \"localhost\")~n", []), |
| 274 |
:-( |
io:format(" -P, --port <port> Debugging HTTP port (default 9222)~n", []), |
| 275 |
:-( |
io:format(" -e, --endpoint <ws_url> WebSocket debugger URL (attach only)~n", []), |
| 276 |
:-( |
io:format(" -i, --id <target-id> Attach to an existing target ID~n", []), |
| 277 |
:-( |
io:format(" -b, --chrome-binary <path> Path to Chrome executable (launch only)~n", []), |
| 278 |
:-( |
io:format(" --headless Launch Chrome in headless mode (default true)~n", []), |
| 279 |
:-( |
io:format(" --no-headless Launch Chrome with UI~n", []), |
| 280 |
:-( |
io:format(" --user-data-dir <dir> Chrome user data directory~n", []), |
| 281 |
:-( |
io:format(" -v, --verbose Enable verbose output~n~n", []), |
| 282 |
:-( |
io:format("Commands:~n", []), |
| 283 |
:-( |
io:format(" launch Launch a new Chrome instance~n", []), |
| 284 |
:-( |
io:format(" list List open debugging targets~n", []), |
| 285 |
:-( |
io:format(" new Create a new debugging target~n", []), |
| 286 |
:-( |
io:format(" navigate Navigate a new page to a URL~n", []), |
| 287 |
:-( |
io:format(" screenshot Capture a screenshot (not implemented)~n", []), |
| 288 |
:-( |
io:format(" evaluate Evaluate JavaScript~n", []), |
| 289 |
:-( |
io:format(" dom Dump DOM~n", []), |
| 290 |
:-( |
io:format(" pdf Print to PDF (not implemented)~n", []), |
| 291 |
:-( |
io:format(" events Stream events~n", []), |
| 292 |
:-( |
io:format(" help Show this message or help for a specific command~n", []), |
| 293 |
:-( |
io:format(" version Show version~n", []). |
| 294 |
|
|
| 295 |
|
print_version() -> |
| 296 |
:-( |
_ = case application:load(chrme) of |
| 297 |
:-( |
ok -> ok; |
| 298 |
:-( |
_ -> ok |
| 299 |
|
end, |
| 300 |
:-( |
Vsn = case application:get_key(chrme, vsn) of |
| 301 |
:-( |
V when is_list(V); is_binary(V) -> V; |
| 302 |
:-( |
_ -> "unknown" |
| 303 |
|
end, |
| 304 |
:-( |
io:format("~s~n", [Vsn]). |
| 305 |
|
|
| 306 |
|
parse_args(Args) -> |
| 307 |
:-( |
Defaults = #{ |
| 308 |
|
command => undefined, |
| 309 |
|
host => list_to_binary("localhost"), |
| 310 |
|
port => 9222, |
| 311 |
|
endpoint => undefined, |
| 312 |
|
chrome_binary => list_to_binary("/usr/bin/google-chrome"), |
| 313 |
|
headless => true, |
| 314 |
|
user_data_dir => list_to_binary("/tmp/chrme_default_user_data_dir"), |
| 315 |
|
verbose => false |
| 316 |
|
}, |
| 317 |
:-( |
parse_args_loop(Args, Defaults). |
| 318 |
|
|
| 319 |
|
parse_args_loop([], Opts) -> |
| 320 |
:-( |
case maps:get(command, Opts) of |
| 321 |
:-( |
undefined -> {error, "No command specified"}; |
| 322 |
:-( |
_ -> {ok, Opts, []} |
| 323 |
|
end; |
| 324 |
|
parse_args_loop([Arg|Rest], Opts) -> |
| 325 |
:-( |
case Arg of |
| 326 |
|
"-H" -> |
| 327 |
:-( |
case Rest of |
| 328 |
:-( |
[Host|T] -> parse_args_loop(T, Opts#{host => list_to_binary(Host)}); |
| 329 |
:-( |
_ -> {error, "Missing argument for -H/--host"} |
| 330 |
|
end; |
| 331 |
|
"--host" -> |
| 332 |
:-( |
case Rest of |
| 333 |
:-( |
[Host|T] -> parse_args_loop(T, Opts#{host => list_to_binary(Host)}); |
| 334 |
:-( |
_ -> {error, "Missing argument for -H/--host"} |
| 335 |
|
end; |
| 336 |
|
"-P" -> |
| 337 |
:-( |
case Rest of |
| 338 |
|
[P|T] -> |
| 339 |
:-( |
Opts1 = case catch list_to_integer(P) of |
| 340 |
:-( |
I when is_integer(I) -> Opts#{port => I}; |
| 341 |
:-( |
_ -> Opts |
| 342 |
|
end, |
| 343 |
:-( |
parse_args_loop(T, Opts1); |
| 344 |
:-( |
_ -> {error, "Missing argument for -P/--port"} |
| 345 |
|
end; |
| 346 |
|
"--port" -> |
| 347 |
:-( |
case Rest of |
| 348 |
|
[P|T] -> |
| 349 |
:-( |
Opts1 = case catch list_to_integer(P) of |
| 350 |
:-( |
I when is_integer(I) -> Opts#{port => I}; |
| 351 |
:-( |
_ -> Opts |
| 352 |
|
end, |
| 353 |
:-( |
parse_args_loop(T, Opts1); |
| 354 |
:-( |
_ -> {error, "Missing argument for -P/--port"} |
| 355 |
|
end; |
| 356 |
|
"-e" -> |
| 357 |
:-( |
case Rest of |
| 358 |
:-( |
[EP|T] -> parse_args_loop(T, Opts#{endpoint => list_to_binary(EP)}); |
| 359 |
:-( |
_ -> {error, "Missing argument for -e/--endpoint"} |
| 360 |
|
end; |
| 361 |
|
"--endpoint" -> |
| 362 |
:-( |
case Rest of |
| 363 |
:-( |
[EP|T] -> parse_args_loop(T, Opts#{endpoint => list_to_binary(EP)}); |
| 364 |
:-( |
_ -> {error, "Missing argument for -e/--endpoint"} |
| 365 |
|
end; |
| 366 |
|
"-b" -> |
| 367 |
:-( |
case Rest of |
| 368 |
:-( |
[Bin|T] -> parse_args_loop(T, Opts#{chrome_binary => list_to_binary(Bin)}); |
| 369 |
:-( |
_ -> {error, "Missing argument for -b/--chrome-binary"} |
| 370 |
|
end; |
| 371 |
|
"--chrome-binary" -> |
| 372 |
:-( |
case Rest of |
| 373 |
:-( |
[Bin|T] -> parse_args_loop(T, Opts#{chrome_binary => list_to_binary(Bin)}); |
| 374 |
:-( |
_ -> {error, "Missing argument for -b/--chrome-binary"} |
| 375 |
|
end; |
| 376 |
:-( |
"--headless" -> parse_args_loop(Rest, Opts#{headless => true}); |
| 377 |
:-( |
"--no-headless" -> parse_args_loop(Rest, Opts#{headless => false}); |
| 378 |
|
"--user-data-dir" -> |
| 379 |
:-( |
case Rest of |
| 380 |
:-( |
[Dir|T] -> parse_args_loop(T, Opts#{user_data_dir => list_to_binary(Dir)}); |
| 381 |
:-( |
_ -> {error, "Missing argument for --user-data-dir"} |
| 382 |
|
end; |
| 383 |
:-( |
"-v" -> parse_args_loop(Rest, Opts#{verbose => true}); |
| 384 |
:-( |
"--verbose" -> parse_args_loop(Rest, Opts#{verbose => true}); |
| 385 |
|
Cmd when is_list(Cmd), Cmd =/= [], hd(Cmd) =:= $- -> |
| 386 |
:-( |
{error, ["Unknown flag: ", Cmd]}; |
| 387 |
:-( |
Cmd -> {ok, Opts#{command => Cmd}, Rest} |
| 388 |
|
end. |
| 389 |
|
|
| 390 |
|
dispatch(Opts, CmdArgs) -> |
| 391 |
:-( |
Cmd = maps:get(command, Opts), |
| 392 |
:-( |
CmdAtom = list_to_atom(Cmd), |
| 393 |
:-( |
case CmdAtom of |
| 394 |
:-( |
launch -> do_launch(Opts, CmdArgs); |
| 395 |
:-( |
list -> do_list(Opts, CmdArgs); |
| 396 |
:-( |
new -> do_new(Opts, CmdArgs); |
| 397 |
:-( |
navigate -> do_navigate(Opts, CmdArgs); |
| 398 |
:-( |
evaluate -> do_evaluate(Opts, CmdArgs); |
| 399 |
:-( |
dom -> do_dom(Opts, CmdArgs); |
| 400 |
:-( |
help -> do_help(CmdArgs), halt(?EXIT_OK); |
| 401 |
:-( |
version -> print_version(), halt(?EXIT_OK); |
| 402 |
:-( |
events -> do_events(Opts, CmdArgs); |
| 403 |
|
_ -> |
| 404 |
:-( |
io:format("Unknown command: ~s~n", [Cmd]), |
| 405 |
:-( |
print_usage(), |
| 406 |
:-( |
halt(?EXIT_USAGE_ERROR) |
| 407 |
|
end. |
| 408 |
|
|
| 409 |
|
do_launch(Opts, CmdArgs) -> |
| 410 |
:-( |
Host = maps:get(host, Opts), |
| 411 |
:-( |
Port = maps:get(port, Opts), |
| 412 |
:-( |
Exe = maps:get(chrome_binary, Opts), |
| 413 |
:-( |
Headless = maps:get(headless, Opts), |
| 414 |
:-( |
DataDir = maps:get(user_data_dir, Opts), |
| 415 |
:-( |
Extra = case CmdArgs of |
| 416 |
:-( |
["--" | Rest] -> [list_to_binary(X) || X <- Rest]; |
| 417 |
:-( |
_ -> [list_to_binary(X) || X <- CmdArgs] |
| 418 |
|
end, |
| 419 |
:-( |
Name = cli_chrome, |
| 420 |
:-( |
LOpts = #{name => Name, |
| 421 |
|
executable => Exe, |
| 422 |
|
remote_port => Port, |
| 423 |
|
user_data_dir => DataDir, |
| 424 |
|
headless => Headless, |
| 425 |
|
extra_args => Extra}, |
| 426 |
:-( |
case chrme_launcher:start(LOpts) of |
| 427 |
:-( |
{ok, _} -> ok; |
| 428 |
|
{error, LaunchErr} -> |
| 429 |
:-( |
io:format("Error launching Chrome: ~p~n", [LaunchErr]), |
| 430 |
:-( |
halt(?EXIT_ERROR) |
| 431 |
|
end, |
| 432 |
:-( |
chrme_launcher:await_start(Name), |
| 433 |
:-( |
case chrme_http_apic:version(Host, Port) of |
| 434 |
|
{ok, V} -> |
| 435 |
:-( |
io:format("HTTP debug endpoint: http://~ts:~p~n", [Host, Port]), |
| 436 |
:-( |
case maps:find(<<"webSocketDebuggerUrl">>, V) of |
| 437 |
:-( |
{ok, Ws} -> io:format("WebSocket debugger URL: ~ts~n", [Ws]); |
| 438 |
:-( |
error -> ok |
| 439 |
|
end; |
| 440 |
|
{error, VersionErr} -> |
| 441 |
:-( |
io:format("Error fetching version: ~p~n", [VersionErr]) |
| 442 |
|
end, |
| 443 |
:-( |
halt(?EXIT_OK). |
| 444 |
|
|
| 445 |
|
do_list(Opts, _Args) -> |
| 446 |
:-( |
Host = maps:get(host, Opts), |
| 447 |
:-( |
Port = maps:get(port, Opts), |
| 448 |
:-( |
case chrme_http_apic:list_targets(Host, Port) of |
| 449 |
|
{ok, Targets} -> |
| 450 |
:-( |
io:format("id\ttype\ttitle\turl\n", []), |
| 451 |
:-( |
lists:foreach(fun(T) -> |
| 452 |
:-( |
Id = maps:get(<<"id">>, T), |
| 453 |
:-( |
Type = maps:get(<<"type">>, T), |
| 454 |
:-( |
Title = maps:get(<<"title">>, T), |
| 455 |
:-( |
Url = maps:get(<<"url">>, T), |
| 456 |
:-( |
io:format("~ts\t~ts\t~ts\t~ts\n", [Id, Type, Title, Url]) |
| 457 |
|
end, Targets), |
| 458 |
:-( |
halt(?EXIT_OK); |
| 459 |
|
{error, Reason} -> |
| 460 |
:-( |
io:format("Error listing targets: ~p~n", [Reason]), |
| 461 |
:-( |
halt(?EXIT_ERROR) |
| 462 |
|
end. |
| 463 |
|
|
| 464 |
|
do_new(Opts, CmdArgs) -> |
| 465 |
:-( |
case CmdArgs of |
| 466 |
|
[UrlStr] -> |
| 467 |
:-( |
Host = maps:get(host, Opts), |
| 468 |
:-( |
Port = maps:get(port, Opts), |
| 469 |
:-( |
Url = list_to_binary(UrlStr), |
| 470 |
:-( |
case chrme_http_apic:new_target(Host, Port, Url) of |
| 471 |
|
{ok, M} -> |
| 472 |
:-( |
Id = maps:get(<<"id">>, M), |
| 473 |
:-( |
Ws = maps:get(<<"webSocketDebuggerUrl">>, M), |
| 474 |
:-( |
io:format("Target id: ~ts~n", [Id]), |
| 475 |
:-( |
io:format("WebSocket URL: ~ts~n", [Ws]), |
| 476 |
:-( |
halt(?EXIT_OK); |
| 477 |
|
{error, Reason} -> |
| 478 |
:-( |
io:format("Error creating target: ~p~n", [Reason]), |
| 479 |
:-( |
halt(?EXIT_ERROR) |
| 480 |
|
end; |
| 481 |
|
_ -> |
| 482 |
:-( |
io:format("Usage: chrme new <url>~n", []), |
| 483 |
:-( |
halt(?EXIT_USAGE_ERROR) |
| 484 |
|
end. |
| 485 |
|
|
| 486 |
|
do_help([]) -> |
| 487 |
:-( |
print_usage(); |
| 488 |
|
do_help([Cmd|_]) -> |
| 489 |
:-( |
CA = list_to_atom(Cmd), |
| 490 |
:-( |
case CA of |
| 491 |
:-( |
launch -> io:format("Usage: chrme launch [options] [-- <extra args>]\n", []); |
| 492 |
:-( |
list -> io:format("Usage: chrme list [options]\n", []); |
| 493 |
:-( |
new -> io:format("Usage: chrme new <url> [options]\n", []); |
| 494 |
:-( |
navigate -> io:format("Usage: chrme navigate <url> [options]\n", []); |
| 495 |
:-( |
evaluate -> io:format("Usage: chrme evaluate [--id <target-id>] <expression>\n", []); |
| 496 |
:-( |
dom -> io:format("Usage: chrme dom [--id <target-id>] <url>\n", []); |
| 497 |
:-( |
events -> io:format("Usage: chrme events [--id <target-id>]\n", []); |
| 498 |
:-( |
help -> io:format("Usage: chrme help [command]\n", []); |
| 499 |
:-( |
version -> io:format("Usage: chrme version\n", []); |
| 500 |
:-( |
_ -> io:format("Unknown command: ~s~n", [Cmd]) |
| 501 |
|
end. |